Service parts for the G0070420
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredElectrical
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | Propane liquide (gazeux) ou gaz naturel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 9 kW |
| Controller | Evolution, SYNC2 HSB |
| Oil capacity | 1.03 L |
| Alternator | 1000 Series |
| Voltage options | 240 V |
| Phase | 1 |
| Rated current | 37.5 A |
| Power factor | 1.0 |
| Circuit breaker | 40 A |
| Battery group | 26R |
| Battery cranking | 540 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
| Max ambient | 50 °C |
| Dimensions (L×W×H) | 1219×635×737 mm |
| Dry weight | 154 kg |
| Sound level | 67.0 dBA @ 7 m |
Maintenance & consumables
for the Generac GH-426| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Aprox. 1.8 L / 1.9 qt | 0E9371A | 500 hr | Amazon eBay $19.99 | |
| Fuel filter | Aprox. 1.8 L / 1.9 qt | — | 1000 hr | ||
| Oil filter | American Petroleum Institute (API) Service Class SJ, SL or better | 070185E | 500 hr | Amazon eBay $30.00 NAPA $9.09 FridayParts $45.99 | |
| Battery | 0H3421S | 400 hr | Amazon eBay $283.32 | ||
| Belt | Aprox. 1.8 L / 1.9 qt | — | 50 hr | ||
| Coolant | Aprox. 1.8 L / 1.9 qt | 1.8 L | — | 1000 hr | |
| Oil | Synthetic SAE 5W-30 for all temperature ranges; API Service Class SJ, SL, or better; no special additives | 4.2 | — | 500 hr | |
| Spark plug | Aprox. 1.8 L / 1.9 qt | 0G0767B | 400 hr | Amazon eBay $2.17 NAPA $5.63 |
Service intervals
16| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Aceite de motor y filtro de aceite | Change | 200 hr | 24 mo | First service — Programa de mantenimiento A |
| Batería (condición, nivel de electrolito y estado de carga) | Check | 200 hr | 24 mo | Programa de mantenimiento A |
| Engine oil and oil filter | Replace | 200 hr | 24 mo | First service — Schedule A (Every Two Years or 200 Hours) and Schedule B (Every Four Years or 400 Hours). Change engine oil and filter after first 25 hours. In cold weather (below 40 F / 4.4 C) or continuous hot weather (above 85 F / 29.4 C), change every year or 100 hours. |
| Huile à moteur et filtre à huile | Change | 200 hr | 24 mo | First service — Calendrier A: tous les deux ans ou toutes les 200 heures. Changer l'huile et le filtre après les 25 premières heures. En conditions froides (moins de 4,4 °C/40 °F) ou fonctionnant en continu à plus de 29,4 °C/85 °F, changer annuellement ou toutes les 100 heures. |
| Bougies d'allumage | Clean | 400 hr | 48 mo | Nettoyer les bougies, vérifier l'écartement ou les remplacer. Calendrier A et Calendrier B. |
| Bujías | Replace | 400 hr | 48 mo | Programa B; limpiar, comprobar separación y sustituir |
| Engine air filter | Replace | 400 hr | 48 mo | Schedule B (Every Four Years or 400 Hours). |
| Filtre à air du moteur | Replace | 400 hr | 48 mo | Calendrier B: tous les quatre ans ou toutes les 400 heures. |
| Filtro de aire del motor | Replace | 400 hr | 48 mo | Programa de mantenimiento B |
| Jeu des soupapes | Adjust | 400 hr | First service — Vérifier et régler après les 25 premières heures de fonctionnement, puis toutes les 400 heures. | |
| Luz de válvulas | Adjust | 400 hr | 48 mo | First service — Programa B; inspeccionar/ajustar cada 400 horas |
| Spark plugs | Replace | 400 hr | 48 mo | Clean; Check gap; Replace spark plugs - Schedule B (Every Four Years or 400 Hours). |
| Valve clearance | Adjust | 400 hr | First service — Check/adjust valve clearance after first 25 hours, then after 400 hour intervals - Schedule B. | |
| Batterie (état, niveau d'électrolyte et état de chargement) | Check | 12 mo | Chaque année, Calendrier A (tous les deux ans ou toutes les 200 heures) et Calendrier B (tous les quatre ans ou toutes les 400 heures). | |
| Infiltration d'eau | Check | 12 mo | Chaque année. | |
| Sediment trap | Clean | 12 mo | Inspect/clean sediment trap every year; consult local codes and guidelines. |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Service specifications
60| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Gap | Separación de electrodos de bujía (11 kW) | 0.030 | in (0.76 mm) | |
| Gap | Separación de electrodos de bujía (16/20/22 kW) | 0.040 | in (1.02 mm) | |
| Gap | Separación de electrodos de bujía (9 kW) | 0.020 | in (0.508 mm) | |
| Gap | Spark plug gap (11 kW) | 0.030 | in (0.76 mm) | |
| Gap | Spark plug gap (16/20/22 kW) | 0.040 | in (1.02 mm) | |
| Gap | Spark plug gap (9 kW) | 0.020 | in (0.508 mm) | |
| Gap | Écartement des électrodes des bougies d'allumage | 0.508 | mm (0,020 po) | |
| Gap | Écartement des électrodes des bougies d'allumage | 0.76 | mm (0,030 po) | |
| Gap | Écartement des électrodes des bougies d'allumage | 1.02 | mm (0,040 po) | |
| Other | Exercise time length (16-22 kW) | 5 | minutes | |
| Other | Exercise time length (9-11 kW) | 12 | minutes | |
| Other | Retardo de calentamiento con Arranque inteligente en frío | 30 | segundos | temperatura ambiente por debajo de la temperatura fijada |
| Other | Retardo de calentamiento normal | 6 | segundos | temperatura ambiente en o sobre la temperatura fijada |
| Other | Utility failure detection threshold | 65 | % of nominal (for five consecutive seconds) | |
| Other | Utility restoration threshold | 80 | % of nominal (for 15 consecutive seconds) | |
| Pressure | Fuel pressure at regulator - LP | 10-12 | in water column (19-22 mm Hg) | |
| Pressure | Fuel pressure at regulator - Natural Gas | 3.5-7.0 | in water column (9-13 mm Hg) | |
| Pressure | Presión de combustible al regulador (LP) | 10–12 | in de columna de agua (19–22 mm de mercurio) | |
| Pressure | Presión de combustible al regulador (gas natural) | 3.5–7.0 | in de columna de agua (9–13 mm de mercurio) | |
| Pressure | Presión de combustible requerida - gas natural | 3,5–7,0 | pulgadas de columna de agua | En la entrada de combustible del generador (7–13 mm de mercurio) |
| Pressure | Presión de combustible requerida - vapor de propano líquido | 10–12 | pulgadas de columna de agua | En la entrada de combustible del generador (19–22 mm de mercurio) |
| Pressure | Pression de carburant au régulateur (gaz naturel) | 9 à 13 | mm Hg (3,5 à 7 po de colonne d'eau) | |
| Pressure | Pression de carburant au régulateur (propane liquide) | 19 à 22 | mm Hg (10 à 12 po de colonne d'eau) | |
| Pressure | Pression de carburant — gaz naturel | 7 à 13 mm Hg (3,5 à 7 po de colonne d'eau) | mm Hg / po colonne d'eau | À l'entrée de carburant du générateur |
| Pressure | Pression de carburant — vapeur de propane liquide | 19 à 22 mm Hg (10 à 12 po de colonne d'eau) | mm Hg / po colonne d'eau | À l'entrée de carburant du générateur |
| Speed | Ejercitación (9/11 kW) | 3600 | rpm | ejercitación constante |
| Speed | Ejercitación de baja velocidad (16/20 kW) | 2400 | rpm | ejercitación |
| Speed | Ejercitación de baja velocidad (22 kW) | 1950 | rpm | ejercitación |
| Speed | Exercise speed (16-20 kW) | 2400 | rpm | low speed exercise |
| Speed | Exercise speed (22 kW) | 1950 | rpm | low speed exercise |
| Speed | Exercise speed (9-11 kW) | 3600 | rpm | exercises at constant speed |
| Speed | Frecuencia de salida del generador | 59,5-60,5 | Hz | generador en funcionamiento |
| Speed | Fréquence de sortie du générateur | 59,5 à 60,5 | Hz | Générateur en marche |
| Speed | Retardo de arranque (configurable) | 2-1500 | segundos | |
| Temperature | Normal operating range | -20 to 122 | F (-29 to 50 C) | UL 2200 tested operating temperature |
| Temperature | Temperatura fija del Arranque inteligente en frío | 20 | °F (-7 °C) | Modelo 22 kW |
| Temperature | Temperatura fija del Arranque inteligente en frío | 50 | °F (10 °C) | Modelos 9 kW–20 kW |
| Torque | Barra de bus de neutro (AWG 10-14) | 20 | pulgadas-libras | 2,26 Nm |
| Torque | Barra de bus de neutro (AWG 4-6) | 35 | pulgadas-libras | 3,95 Nm |
| Torque | Barra de bus de neutro (AWG 8) | 25 | pulgadas-libras | 2,82 Nm |
| Torque | Barre omnibus neutre | 3,95 / 2,82 / 2,26 | N.m (35 / 25 / 20 po-lb) | Selon la taille du fil (4-6 AWG / 8 AWG / 10-14 AWG) |
| Torque | Bornes de fils d'alimentation | 13,56 | N.m (120 po-lb) | |
| Torque | Bougie d'allumage | 25 | N.m (18,4 pi-lb) | |
| Torque | Branchements neutre et de mise à la terre réalisés en usine | 2,82 | N.m (25 po-lb) | |
| Torque | Bujía | 18.4 | pie-lb (25 Nm) | |
| Torque | Cable negro de batería (NEG o -) | 70 | pulgadas-libras | 8 Nm |
| Torque | Cable rojo de batería (POS o +) | 70 | pulgadas-libras | 8 Nm |
| Torque | Conexiones de tierra y neutro instaladas en fábrica | 25 | pulgadas-libras | 2,82 Nm |
| Torque | Contratuerca del balancín (11 kW) | 72 | in-lb (8.2 Nm) | |
| Torque | Contratuerca del balancín (16-22 kW) | 174 | in-lb (19.68 Nm) | |
| Torque | Contratuerca del balancín (9 kW) | 53 | in-lb (6.0 Nm) | |
| Torque | Contre-écrou du culbuteur | 19.68 | N.m (174 po-lb) | |
| Torque | Contre-écrou du culbuteur | 6.0 | N.m (53 po-lb) | |
| Torque | Contre-écrou du culbuteur | 8.2 | N.m (72 po-lb) | |
| Torque | Câbles de batterie (rouge et noir) | 8 | N.m (70 po-lb) | |
| Torque | Grande cosse de mise à la terre | 13,56 | N.m (120 po-lb) | |
| Torque | Grande cosse neutre | 13,56 | N.m (120 po-lb) | |
| Torque | Rocker arm jam nut (11 kW) | 72 | in-lbs (8.2 Nm) | |
| Torque | Rocker arm jam nut (16-22 kW) | 174 | in-lbs (19.68 Nm) | |
| Torque | Rocker arm jam nut (9 kW) | 53 | in-lbs (6.0 Nm) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Recommended fluids
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Engine oil | 5W-30 | Aceite orgánico 5W-30 (la unidad se entrega de fábrica llena con este aceite) | Compruebe el nivel de aceite y, de ser necesario, añada la cantidad apropiada con la viscosidad correcta. No llene en exceso. Consulte 'Recomendaciones para el aceite de motor' para tipo/viscosidad. | ||
| Engine oil | SAE 5W-30 sintético | API SJ, SL o mejor | 1.03 l | 9 kW; no usar aditivos especiales | |
| Engine oil | SAE 5W-30 synthétique | API classe de service SJ, SL ou supérieure | Huile SAE 5W-30 synthétique pour toutes les plages de température. N'utilisez aucun additif spécial. | ||
| Engine oil | Synthetic SAE 5W-30 | API Service Class SJ, SL, or better | Synthetic SAE 5W-30 for all temperature ranges. Do not use special additives. Capacities incl. filter: approx. 1.1 qt (1.03 L) 9 kW; approx. 1.7 qt (1.6 L) 11 kW; approx. 1.9 qt (1.8 L) 16/20/22 kW. | ||
| Fuel | Gas natural: contenido de BTU de por lo menos 1000 BTU/ft3 (37,26 MJ/m3). Gas LP: por lo menos 2500 BTU/ft3 (93,15 MJ/m3) | 250.0 gal (946 l) | Tamaño mínimo del tanque de LP es 250 gal (946 l), salvo que los cálculos de la unidad indiquen uno mayor. Solo sistema de extracción de vapor para LP. | ||
| Fuel | Gas natural | mínimo 1000 BTU por pie cúbico (37.26 megajulios por metro cúbico) | Reducciones típicas de gas natural 10-20 % respecto a LP | ||
| Fuel | Gaz naturel | 37.26 mégajoules par mètre cube (1 000 BTU par pied cube) minimum | Teneur en BTU minimale du gaz naturel. | ||
| Fuel | Gaz naturel d'au moins 37,26 mégajoules par mètre cube (1 000 BTU par pied cube) | NFPA 54 | |||
| Fuel | Gaz propane liquide (gazeux) | 93.15 mégajoules par mètre cube (2 500 BTU par pied cube) minimum | Capacité de réservoir de gaz propane liquide minimum recommandée de 946 litres (250 gallons). | ||
| Fuel | Gaz propane liquide d'au moins 93,15 mégajoules par mètre cube (2 500 BTU par pied cube) | NFPA 58 / ICC IFGC | Réservoir de gaz propane liquide d'une capacité minimale de 946 litres (250 gallons). | ||
| Fuel | LP (vapor) | mínimo 2500 BTU por pie cúbico (93.15 megajulios por metro cúbico) | 946.0 l | Se recomienda tanque de LP de 250 gal. (946 l) de tamaño mínimo si se convierte de NG a LP | |
| Other | Fluido detector de fugas de gas no corrosivo | Para comprobación de fugas en todos los puntos de conexión durante las pruebas y el mantenimiento normal. |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Fault codes
20| Code | Name | Meaning | Severity | Action |
|---|---|---|---|---|
| BATTERY PROBLEM | Problema de batería | Yellow LED illuminated in any state. | Warning | Contactar un IASD |
| CHARGER WARNING | Charger Warning | Yellow LED illuminated in any state. | Warning | Contactar un IASD |
| FUSE PROBLEM | Problema de fusible | Unit will not start in AUTO with utility loss. (Firmware 1.11 and older only.) | Shutdown | Comprobar el fusible de 7.5 A; sustituir con fusible ATO de 7.5 A si está fundido, o contactar un IASD |
| HIGH TEMPERATURE | High Temperature | Unit shuts down during operation. | Shutdown | Comprobar ventilación alrededor del generador (admisión, escape, parte trasera); si no hay obstrucciones, contactar un IASD |
| INSPECT BATTERY | Inspect Battery | Yellow LED illuminated in any state. | Warning | Inspect battery. Press ENTER to clear. |
| LOW BATTERY | Low Battery | Yellow LED illuminated in any state. | Warning | Desactivar la alarma; comprobar batería en BATTERY MENU; si GOOD contactar un IASD, si CHECK BATTERY sustituir la batería |
| LOW OIL PRESSURE | Low Oil Pressure | Unit will not start in AUTO with utility loss. | Shutdown | Comprobar el nivel de aceite y añadir si es necesario; si es correcto contactar un IASD |
| LOW VOLTS REMOVE LOAD | Voltaje bajo, retirar carga | Unit will not start in AUTO with utility loss. | Shutdown | Desactivar la alarma, retirar cargas domésticas, poner en AUTO y reanudar |
| MISWIRE | Miswire / Wiring Error | Unit will not start in AUTO with utility loss. | Shutdown | Contactar un IASD |
| NOT ACTIVATED | Not Activated | Unit will not start in AUTO with utility loss. | Refer to 'Activation' in installation manual. | |
| OVERCRANK | Overcrank | Unit will not start in AUTO with utility loss. | Shutdown | Comprobar válvula de cierre de combustible; desactivar la alarma, arrancar en MANUAL; si no arranca contactar un IASD |
| OVERLOAD REMOVE LOAD | Sobrecarga, retirar carga | Unit shuts down during operation. | Shutdown | Desactivar la alarma, retirar cargas domésticas, poner en AUTO y volver a poner en marcha |
| OVERSPEED | Sobrevelocidad | Unit will not start in AUTO with utility loss. | Shutdown | Contactar un IASD |
| OVERVOLTAGE | Sobrevoltaje | Unit will not start in AUTO with utility loss. | Shutdown | Contactar un IASD |
| RPM SENSE LOSS | RPM Sense Loss | Unit was running and shut down, attempts to restart; also unit will not start in AUTO with utility loss. | Shutdown | Desactivar la alarma, retirar cargas, poner en AUTO y reanudar; si no arranca contactar un IASD |
| SERVICE A | Servicio A | Yellow LED illuminated in any state. | Warning | Perform SERVICE A maintenance. Press ENTER to clear. |
| SERVICE B | Servicio B | Yellow LED illuminated in any state. | Warning | Perform SERVICE B maintenance. Press ENTER to clear. |
| STEPPER OVERCURRENT | Stepper Overcurrent | Unit will not start in AUTO with utility loss. | Shutdown | Contactar un IASD |
| UNDERSPEED | Underspeed | Unit will not start in AUTO with utility loss. | Shutdown | Contactar un IASD |
| UNDERVOLTAGE | Undervoltage | Unit will not start in AUTO with utility loss. | Shutdown | Contactar un IASD |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Procedures
12Adjust Valve Clearance adjustment
⚠ Allow engine to cool before adjusting valve clearance.
Tools: feeler gauge, 10 mm wrench, 13 mm wrench, 14 mm wrench, 8 mm wrench, 10 mm Allen wrench, torque wrench
- Make sure piston is at TDC of compression stroke (both valves closed).
- Remove spark plug wire(s) and position away from plugs.
- Remove spark plug(s).
- Remove the four screws attaching valve cover; remove and discard gasket.
- Loosen rocker jam nut (10 mm wrench 9-11 kW; 13 mm wrench 16-22 kW).
- Turn pivot ball stud (14 mm wrench 9 kW; 8 mm wrench 11 kW; 10 mm Allen 16-22 kW) while checking clearance with feeler gauge.
- Hold rocker arm jam nut in place as pivot ball stud is turned.
- When clearance correct, hold pivot ball stud and tighten rocker arm jam nut to torque spec.
- Recheck valve clearance after tightening jam nut.
- Install new valve cover gasket.
- Install valve cover; tighten fasteners in cross pattern to torque spec.
- Install spark plugs and torque to 18 ft-lbs (25 Nm).
- Reattach spark plug wire to spark plug.
- Repeat process for other cylinder if necessary.
Ajuste de la luz de válvulas adjustment
⚠ Dejar enfriar el motor antes de ajustar.
⚠ Iniciar los cuatro tornillos antes de apretar.
Tools: Calibre de espesores, Llaves de 8/10/13/14 mm, Llave de casquillo, Casquillo grande
- Cerrar la válvula de combustible y desconectar la batería.
- Retirar cable(s) de bujía y alejarlos.
- Retirar la(s) bujía(s).
- Llevar el pistón al PMS de la carrera de compresión.
- Retirar los cuatro tornillos de la cubierta de válvulas y desechar la junta.
- Aflojar la contratuerca del balancín.
- Girar el prisionero de bola pivote para ajustar la luz con calibre.
- Sostener el prisionero y apretar la contratuerca; verificar y reinstalar con junta nueva.
Conversion de carburant adjustment
⚠ Explosion et incendie. Le carburant et ses vapeurs sont extrêmement inflammables et explosifs.
- Localiser le bouton orange de conversion (A).
- Tourner le bouton vers la flèche indiquant la source de carburant jusqu'à l'arrêt.
- Le bouton tourne sur 180° et glisse dans le corps du mélangeur pour le propane liquide.
- Saisir la sélection du carburant (PL ou GN) sur l'automate de contrôle (Assistant d'installation ou menu EDIT > Fuel Selection).
Conversión de combustible adjustment
⚠ Explosiones e incendio: no se permiten fugas de combustible.
- Ubique la perilla naranja de conversión de combustible (debajo del mezclador en 9 kW, sobre el mezclador en 11 kW–22 kW).
- Gire la válvula hacia la marca de flecha de la fuente de combustible hasta que se detenga.
- Introduzca la selección de combustible (LP/gas natural) en el controlador mediante el Asistente de instalación o el menú EDIT, 'Fuel Selection'.
Réglage du jeu des soupapes adjustment
⚠ Laisser le moteur refroidir avant d'ajuster le jeu des soupapes.
Tools: Clé à douille, Clés de 8/10/13/14 mm, Jauge d'épaisseur
- Amener le piston au PMS de sa course de compression (les deux soupapes fermées).
- Retirer les fils des bougies d'allumage et les écarter.
- Retirer les bougies.
- Retirer les quatre vis du couvercle des soupapes et jeter le joint.
- Desserrer le contre-écrou du culbuteur (clé de 10 mm pour 9-11 kW ou 13 mm pour 16-22 kW).
- Tourner le pivot à rotule tout en vérifiant le jeu avec une jauge d'épaisseur.
- Maintenir le pivot et serrer le contre-écrou selon les spécifications.
- Vérifier de nouveau le jeu.
- Installer un nouveau joint sur le couvercle des soupapes.
- Installer le couvercle et serrer les attaches en tracé croisé au couple spécifié.
- Installer les bougies d'allumage et serrer à 25 N.m (18 pi-lb).
- Rebrancher le câble de bougie.
- Répéter au besoin pour l'autre cylindre.
Vérification du jeu des soupapes adjustment
⚠ Le moteur doit être froid avant la vérification.
Tools: Clé à douille, Jauge d'épaisseur
- Fermer la vanne de carburant et débrancher la batterie pour éviter un démarrage accidentel.
- Retirer les fils des bougies d'allumage et les écarter.
- Retirer les bougies d'allumage.
- Amener le piston au point mort supérieur (PMS) de sa course de compression.
Comprobaciones eléctricas de voltaje diagnostic
⚠ Electrocución: hay alto voltaje presente en el interruptor de transferencia y los terminales.
Tools: Voltímetro de CA calibrado, Frecuencímetro, Manómetro de gas
- Verifique que el generador esté apagado.
- Ajuste el disyuntor principal del generador en OFF (ABIERTO).
- Apague todos los disyuntores/cargas que serán alimentados por el generador.
- Conecte la fuente de alimentación del servicio público al interruptor de transferencia.
- Compruebe con voltímetro de CA el voltaje entre N1 y N2 (240 VCA nominal).
- Compruebe el voltaje N1-neutro y N2-neutro (120 VCA nominal).
- Apague el suministro de servicio público cuando confirme voltajes compatibles.
- Pulse MANUAL; el motor arrancará. Registre la presión del gas durante los giros de arranque.
- Deje calentar el motor cinco minutos y ajuste el MLCB en ON (CERRADO). Registre la presión del gas durante el funcionamiento.
- Conecte voltímetro y frecuencímetro entre E1 y E2; el voltaje debe ser 238-242 V con 59,5-60,5 Hz.
- Mida E1-neutro y E2-neutro; deben indicar 119-121 VCA.
- Ajuste el MLCB en OFF (ABIERTO).
- Pulse el botón OFF del generador; el motor parará.
Comprobación de las conexiones de la tubería de gas diagnostic
⚠ Explosiones e incendio: el combustible y los vapores son extremadamente inflamables y explosivos.
Tools: Manómetro, Llave Allen de 3/16 (lumbrera de prueba)
- Pulverice todos los puntos de conexión con un fluido detector de fugas de gas no corrosivo; la solución no debe volar ni formar burbujas.
- Cierre la válvula de suministro de combustible.
- Retire la lumbrera de prueba de presión superior del regulador e instale el probador de presión de gas (manómetro).
- Abra la válvula de suministro y verifique que la presión esté dentro de los valores especificados.
- Registre la presión estática del gas.
- Al terminar cierre la válvula de gas, pero mantenga conectado el manómetro para pruebas futuras.
Desembalaje installation
⚠ Los pernos y soportes de la paleta son solo para envío y se pueden desechar.
⚠ No arrastre el generador fuera de la paleta; se debe levantar.
Tools: Herramientas de mano SAE y métricas
- Retire la caja de cartón.
- Retire el bastidor de madera.
- Retire los pernos y soportes de la paleta de transporte; levante el generador para retirarlo.
- Corte la bolsa de plástico para retirar las llaves.
- Use las llaves para abrir la tapa del generador.
- Presione hacia abajo sobre el cierre lateral y desenganche el pestillo; repita en el otro lado.
- Retire el tablero de acceso delantero levantándolo recto hacia arriba y afuera.
Instalación de la batería installation
⚠ Explosión: las baterías emiten gases tóxicos; mantenga alejados el fuego y las chispas.
⚠ Se producirán daños si las conexiones de batería son hechas en forma invertida.
Tools: Llaves dinamométricas
- Verifique que el generador esté apagado.
- Apague el suministro de alimentación del servicio público al interruptor de transferencia.
- Retire el fusible de 7,5 A del tablero de control del generador.
- Conecte el cable rojo de batería (desde el contactor del arranque) al borne POS o (+).
- Conecte el cable negro de batería (desde la conexión a tierra del bastidor) al borne NEG o (-).
- Instale la cubierta en el borne rojo de batería.
Installation de la batterie installation
⚠ Risque d'explosion (gaz de batteries)
⚠ Risque de brûlures (acide sulfurique)
Tools: Clé dynamométrique
- Vérifier que le générateur est à OFF (arrêt).
- Couper l'alimentation du réseau public au commutateur de transfert.
- Retirer le fusible de 7,5 A du tableau de commande.
- Brancher le câble rouge à la borne positive (POS/+) et serrer à 8 N.m (70 po-lb).
- Brancher le câble noir à la borne négative (NEG/-) et serrer à 8 N.m (70 po-lb).
- Installer les capuchons rouges sur les bornes et appliquer de la graisse diélectrique.
Installation de la bordure (s'il y a lieu) installation
- Repérer les quatre amortisseurs en caoutchouc noir filetés.
- Visser deux amortisseurs par bordure d'extrémité, l'un à l'opposé de l'autre.
- Insérer une bordure d'extrémité dans une bordure latérale; répéter.
- Ne pas assembler les quatre morceaux ensemble pour l'instant.
- Placer les deux ensembles à la base du générateur et aligner les amortisseurs dans les trous de levage.
- Assembler les deux points de raccordement restants.
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Voltage reconnection
| Voltage | Phase | Connection | Leads | Notes |
|---|---|---|---|---|
| 0 – c.c. (-) | NOIR no 3 | Fil de mise à la terre normal; obligatoire si jumelé à un commutateur de transfert de gestion intelligente de l'alimentation de Generac. | ||
| 23 | BLANCO Núm. 5 | Cable de señal lógica del control de transferencia | ||
| Longueur de fil 1 à 35 m (1 à 115 pi) | Calibre 18 AWG | Conducteurs en cuivre seulement. | ||
| Longueur de fil 35 à 56 m (115 à 185 pi) | Calibre 16 AWG | Conducteurs en cuivre seulement. | ||
| Longueur de fil 56 à 89 m (185 à 295 pi) | Calibre 14 AWG | Conducteurs en cuivre seulement. | ||
| Longueur de fil 89 à 140 m (295 à 460 pi) | Calibre 12 AWG | Conducteurs en cuivre seulement. | ||
| 0 VCC | 0 | NEGRO Núm. 3 | CC (-) Cable común de conexión a tierra. Requerido si el generador está apareado con un interruptor de transferencia de gestión de alimentación inteligente Generac. | |
| 12 V c.c. | 194 – c.c. (+) | ROUGE no 4 | Pour les commandes de transfert. | |
| 12 VCC | 194 | ROJO núm. 4 | CC (+) para los controles de transferencia | |
| 120 V c.a. | T1 | BLEU no 3 | Avec fusible 120 V c.a. pour le chargeur de la batterie; doit être branché pour que la batterie demeure chargée. | |
| 120 VCA | T1 | AZUL Núm. 3 | Con fusible para el cargador de baterías (debe estar conectado para mantener la batería cargada, esté o no funcionando la unidad) | |
| 240 V c.a. | N1 et N2 | JAUNE no 1 et no 2 | Détectent les chutes et les hausses du réseau public. | |
| 240 VCA | N1 y N2 | AMARILLO Núm. 1 y Núm. 2 | Detección de desenganche y activación del servicio público |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Common questions
What size generator is the Generac G0070420?
The Generac G0070420 is rated 9 kW standby.
What engine is in the Generac G0070420?
The Generac G0070420 is powered by the Generac GH-426 engine.
What kind of fuel does the Generac G0070420 run on?
The Generac G0070420 runs on Propane liquide (gazeux) ou gaz naturel.
How much oil does the Generac G0070420 take?
The Generac GH-426 engine in the Generac G0070420 has an oil capacity of 1.03 liters.
How loud is the Generac G0070420?
The Generac G0070420 is rated at 67.0 dBA at 7 m, per the manufacturer specification sheet.
What is the dry weight of the Generac G0070420?
The Generac G0070420 has a dry weight of 154 kg (339 lb).
What voltage does the Generac G0070420 produce?
The Generac G0070420 is offered in 240 V, 1-phase.
What size battery does the Generac G0070420 need?
The Generac G0070420 uses 1 battery, 12 V each, 540 CCA, group 26R, per the manufacturer specification sheet.
What alternator comes on the Generac G0070420?
The Generac G0070420 uses a 1000 Series alternator.
Which oil filter part number does the Generac G0070420 take?
The Generac G0070420 uses oil filter part number 070185E.
Which air filter part number does the Generac G0070420 take?
The Generac G0070420 uses air filter part number 0E9371A.
Troubleshooting
6Fault codes
| Code | Meaning | Remedy |
|---|---|---|
| YELLOW | Yellow LED illuminated in any state. | Check the screen for additional information. Perform SERVICE A maintenance. Press ENTER to clear. |
| 000100a | Consultez le manuel. | |
| 000001 | DANGER | |
| 000002 | AVERTISSEMENT | |
| 000003 | MISE EN GARDE |
Symptoms & remedies
| Symptom | Cause | Remedy |
|---|---|---|
| Engine will not crank. | 1. Blown fuse. 2. Loose, corroded, or defective battery cables. 3. Defective starter contact. 4. Defective starter motor. 5. Discharged battery. | 1. Correct short circuit condition by replacing 7.5 amp fuse in generator control panel. Contact an Independent Authorized Service Dealer (IASD) if fuse continues to blow. 2. Tighten, clean, or replace as necessary.* 3. *See #2. 4. *See #2. 5. Charge or replace battery. |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Generac G0070420 troubleshooting guide (26 entries) →
Repair guides
17- Adjust Valve Clearance
- Automatic Transfer Operation
- Battery Maintenance (Inspection)
- Changing the Oil and Oil Filter
- Check Valve Clearance
- Checking Engine Oil Level
- Cleaning the Sediment Trap
- Desembalaje
- Manual Transfer to Generator Power Source
- Manual Transfer to Utility Power Source
- Remove From Service (Storage over 90 days)
- Removing the Intake Side Panel
- Return to Service
- Servicing the Air Cleaner
- Setting the Exercise Timer
- Shutting Generator Down While Under Load / Extended Outage
- Spark Plugs
Step-by-step procedures compiled from the Generac service manual for this model.
Parts
79| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 070185E | Oil Filter | 1 | Oil filter | Amazon eBay $30.00 NAPA $9.09 FridayParts $45.99 |
| 070185ES | Filtre à huile recommandé | Oil filter | Amazon eBay $30.00 NAPA $9.09 FridayParts $22.99 | |
| 070185F | Oil Filter | 1 | Oil filter | Amazon eBay $18.50 NAPA $9.09 |
| 0C2979 | GASKET, VALVE COVER | 2 | Gasket | Amazon eBay $4.89 |
| 0C5136D | KNOB, AIR CLEANER (20Kw) | Air filter | eBay | |
| 0C8127 | ELEMENT AIR CLEANER | 1 | Air filter | Amazon eBay $15.99 NAPA $24.03 FridayParts $21.87 |
| 0E7585A | Spark Plug | 2 | Spark plug | Amazon eBay $31.65 NAPA $2.63 |
| 0E9368 | Spark Plug (RL87YC or equivalent) | 1 | Spark plug | Amazon eBay $4.99 NAPA $4.07 |
| 0E9371A | Air Filter | 1 | Air filter | Amazon eBay $19.99 |
| 0G0767A | Spark Plug (RC12YC or equivalent) | 2 | Spark plug | Amazon eBay $18.00 |
| 0G0767B | Spark Plug | 1 | Spark plug | Amazon eBay $2.17 NAPA $5.63 |
| 0G5894 | Air filter | 1 | Air filter | Amazon eBay $19.99 NAPA $32.71 KuduParts $13.00 FridayParts $14.80 |
| 0J8478 | Air Filter | 1 | Air filter | Amazon eBay $20.00 NAPA $24.32 KuduParts $15.00 |
| 0J8478S | Filtre à air recommandé | Air filter | Amazon eBay $16.00 NAPA $24.32 KuduParts $15.00 FridayParts $17.20 | |
| 0K3717 | EcoGen Oil System Drain Pump Kit | 1 | Pump | eBay |
| 241919 | pin extractor | 1 | Belt | Amazon eBay |
| 324776 | Seal, top (kits PA-324742-SD, 324742-SD) | 1 | Seal | Amazon eBay |
| 324777 | Seal bottom (kits PA-324742-SD, 324742-SD) | 1 | Seal | Amazon eBay |
| 324778 | Seal, side (kits PA-324742-SD, 324742-SD) | 2 | Seal | Amazon eBay |
| 327158 | Seal, top (kits PA-327155, 327155) | 1 | Seal | Amazon eBay |
| 327159 | Seal bottom (kits PA-327155, 327155) | 1 | Seal | Amazon eBay |
| 327160 | Seal, side (kits PA-327155, 327155) | 2 | Seal | Amazon eBay |
| 62 590 01 | Oil Cooler, 20RCA/L | Oil cooler | buy | |
| 74182 | Hose Oil Drain | 1 | Hose | Amazon eBay |
| G005819-0 | 26R Wet Cell Battery | 1 | Battery | Amazon eBay |
| RC12YC | Spark Plug | 1 | Spark plug | Amazon eBay $12.90 NAPA $11.52 FridayParts $19.99 |
| REC1220550 | Raw Marine Water Pump | 1 | Pump | Amazon eBay |
| 006560-0 | Generac generator component | Service part / kit | Amazon eBay | |
| 006572-0 | Fuel Lock | Service part / kit | Amazon eBay | |
| 073590A | FUSE 5A X BUSS | 2 | Service part / kit | Amazon eBay $45.99 |
| 077483S | Recommended Battery Volt (1.5L, 2.4L engines) | 1 | Service part / kit | Amazon eBay |
| 0D7178T | Control Panel Fuse | 1 | Service part / kit | Amazon eBay $26.44 |
| 0G66240KEY | Juego de llaves (solo para personal de mantenimiento) | 1 | Service part / kit | Amazon eBay $5.95 |
| 0H3421S | 26R Exide Battery | 1 | Service part / kit | Amazon eBay $283.32 |
| 0K8184 | 1 in ball valve | 1 | Service part / kit | Amazon eBay |
| 0K8624-D | 22/27 kW (2.4 L) | 1 | Service part / kit | Amazon eBay |
| 0K8752 | 1/2 in ball valve | 1 | Service part / kit | Amazon eBay |
| 0K8754 | 3/4 in ball valve | 1 | Service part / kit | Amazon eBay $32.99 |
| 0L2844 | 1-1/4 in ball valve | 1 | Service part / kit | Amazon eBay |
| 0L2845 | 1-1/2 in ball valve | 1 | Service part / kit | Amazon eBay |
| 0L2846 | 2” ball valve | 1 | Service part / kit | Amazon eBay |
| 0L4836A | FUEL LINE FLEX 3/4 NO PVC (13,16-24KW) | 1 | Service part / kit | Amazon eBay $34.95 |
| 10000004936 | Manual de l’utilisateur pour les générateurs refroidis à l’air de 60 Hz | Service part / kit | Amazon eBay | |
| 10000013645 | DECAL AUX SHUTDOWN (13,16-24KW) | 2 | Service part / kit | Amazon eBay |
| 10000029475 | BADGE ADHESIVE GUARDIAN (22KW) | 1 | Service part / kit | Amazon eBay |
| 10000029516 | BADGE ADHESITIVE GUARDIAN (20KW) | 1 | Service part / kit | Amazon eBay |
| 10000029517 | BADGE ADHESIVE GUARDIAN (9KW) | 1 | Service part / kit | Amazon eBay |
| 10000044454 | EWAR SEGSI (ESE1) EN (13, 16-24KW) | 1 | Service part / kit | Amazon eBay |
| 241918 | large | 1 | Service part / kit | Amazon eBay |
| 274697 | Terminal Lug (X-6207-9, X-83-2, X-22-1) | 6 | Service part / kit | Amazon eBay |
| 274778 | Terminal Lug Kit (600 MCM - 02) | 4 | Service part / kit | Amazon eBay |
| 274779 | Terminal Lug Kit (750 MCM - 3/0) | 2 | Service part / kit | Amazon eBay |
| 276842 | Muffler, exhaust | 1 | Service part / kit | Amazon eBay |
| 327166 | Pipe, flex exhaust | 1 | Service part / kit | Amazon eBay |
| 73190 | Drain, Oil FSTEX 7400-02-9909 | 1 | Service part / kit | Amazon eBay FridayParts $52.99 |
| 74121 | Frame 9kW | 1 | Service part / kit | Amazon eBay |
| 74122 | Generator Head 9kW | 1 | Service part / kit | Amazon eBay |
| 74123 | Assy. Stator Bracket | 4 | Service part / kit | Amazon eBay |
| 74124 | Sol. Vib 1.50 OD x 1.00 .69 Stud | 6 | Service part / kit | Amazon eBay |
| 74125 | Assy, Shield Air 9kW | 1 | Service part / kit | Amazon eBay |
| 74129 | Hinge Slip Joint | 2 | Service part / kit | Amazon eBay |
| G005621-0 | Auxiliary Transfer Switch Contact Kit | 1 | Service part / kit | Amazon Amazon eBay eBay |
| G006482-0 | Scheduled Maintenance Kit | Service part / kit | Amazon eBay | |
| G006485-0 | Scheduled Maintenance Kit | 1 | Service part / kit | Amazon eBay $24.99 |
| G007005-0 | Wi-Fi LP Fuel Level Monitor | 1 | Service part / kit | Amazon Amazon eBay eBay |
| G007035-1 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay $189.99 |
| G007036-1 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay $189.99 |
| G007037-1 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay $189.99 |
| G007038-1 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay $189.99 |
| G007039-1 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay $189.99 |
| G007042-10 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay $189.99 |
| G007043-10 | Aluminio - Bisque | 1 | Service part / kit | Amazon eBay |
| G007101-0 | Battery Pad Warmer | 1 | Service part / kit | Amazon eBay $95.00 |
| G007102-0 | Oil Warmer | 1 | Service part / kit | Amazon eBay $119.95 |
| G007103-1 | Breather Warmer | 1 | Service part / kit | Amazon eBay $105.99 |
| G050277 | DECAL OIL DRAIN (10,20-24KW) | 1 | Service part / kit | Amazon eBay |
| GM57968 | Heater, Carburetor | 1 | Service part / kit | Amazon eBay |
| Q115AF | 15A Single Pole AFCI | 1 | Service part / kit | Amazon eBay |
| Q120AF | 20A Single Pole AFCI | 1 | Service part / kit | Amazon eBay |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Standby | 50% | 3.0 | 1.0 |
| Standby | 100% | 5.0 | 1.0 |
Available documents
This page was generated from the 7 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.