Specifications
| Fuel | diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 15 kW |
| Controller | Engine Circuit Board |
| Voltage options | 120/240 V |
| Circuit breaker | [30, 20] A |
Filters & service parts
model family| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Check valve clearance 1,2,3 and 6. Check valve clearance 4,5,7 and 8. | — | find | ||
| Fuel filter | Install oil pump assembly with oil strainer. BE CAREFUL NOT TO DROP THE OIL PUMP DRIVE SHAFT. | — | find | ||
| Oil filter | Apply engine oil to camshaft oil seal and install the seal. | — | find | ||
| Belt | Check belt tension. With a force of 1.06-1.28 pounds applied, the belt should deflect about 0.08 Inch (2mm). | — | find | ||
| Coolant | Check camshaft bearing clearance (Figure 31). Check both the bore and the bearing outside diameter (O.D.). The difference between the two measurements is the bearing clearance. Maximum bearing clearance is shown below: | — | |||
| Oil | Tighten cylinder head bolts in the sequence shown in Figure 43. | — |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.
Common questions
What is the power rating of the Generac N?
The Generac N is rated 15 kW standby.
What fuel does the Generac N use?
The Generac N runs on diesel.
Troubleshooting
35Fault codes
| Code | Meaning |
|---|---|
| 9202-1 | Bottom out |
| 9203-1 | Bottom out |
| 9204-1 | Bottom out |
| 9205-1 | Bottom out | Out-the-side |
| 9206-1 | Bottom out | Out-the-side |
| 9207-1 | NP 6600 120/240 55/27 60 3600 | 2300 | Bottom out |Out-the-side| 89405 |
| 9290-2 | Bottom out | Bottom out |
| 9509-2 | 6600 |
| 9592-1 | 5500 120/240 Bottom out Universal |
| 9592-2 | 5500 |
| 9593-1 | 7000 120/240 Bottom out Universal |
| 9593-2 | 7000 120/240 Bottom out | Universal |
| 9600-0 | NP 6600 120/240 55/27 60 3600 | 2700 | Bottom out | Universal 92116 |
| 9600-1 | 6600 120/240 Bottom out Universal |
| 9600-2 | 6600 |
| 9677-1 | 7200 120/240 Bottom out Universal |
| 9677-2 | 7000 120/240 Bottom out Universal |
| 9677-3 | Q 7000 120/240 58/29 60 3600 | 2570 | Bottom out | Universal 92116 |
| 9677-4 | Q 7000 120/240 58/29 60 3600 | 2570 | Bottom out | Universal 92116 |
| 9712-0 | NP 5000 120/240 41/20 60 3600 | 2751 Bottom out | Universal 92116 |
| 9712-1 | NP 5000 120/240 41/20 60 3600 | 2751 Bottom out | Universal 92116 |
| 9734-1 | NP 6600 120/240 55/27 60 3600 | 2700 | Bottom out | Universal 92116 |
| 9735-1 | Q 5500 120/240 46/23 60 3600 | 2570 | Bottom out | Universal 92116 |
| 9736-1 | Q 7000 120/240 58/29 60 3600 | 2570 | Bottom out |
| LOP | Low Oil Pressure |
| HTO | High Oil Temperature |
Symptoms & remedies
| Symptom | Cause | Remedy |
|---|---|---|
| NO-LOAD VOLTAGE & FREQUENCY GOOD | ZERO VOLTS NO-LOAD FREQUENCY LOW OR ZERO VOLTAGE & BOTH HIGH RESIDUAL VOLTS FREQUENCY OR LOW GOOD | GO TO PROBLEM 1 GO TO PROBLEM 2 GO TO PROBLEM 3 GO TO PROBLEM 4 |
| FREQUENCY GOOD BUT VOLTAGE LOW OR RESIDUAL | TEST 2- CHECK & ADJUST ENGINE GOVERNOR GO TO TEST 6 GO TO TEST 7 | |
| FREQUENCY AND VOLTAGE BOTH READ ZERO | TEST 14- TEST 13- CHECK MAIN CIRCUIT BREAKERS MAIN CIRCUIT BREAKERS GOOD OPEN BAD CLOSE MAIN BREAKER(S) REPLACE BAD BREAKER(S) GO TO TEST 12 | |
| EXCESSIVE VOLTAGE/FREQUENCY DROOP WHEN LOAD IS APPLIED | TEST 16- CHECK LOAD WATTS & AMPERAGE TEST 15- CHECK LOAD VOLTAGE NOT OVERLOADED & FREQUENCY ; GOOD OVERLOADED END TEST | |
| PRIMING FUNCTION DOES NOT WORK | REDUCE LOAD TEST 17- CHECK ENGINE POWER TEST 19- TEST 18- TRY ENGINE STILL CRANKING THE CRANKS WON'T sen PRIMER ENGINE NORMALLY PRIME SWITCH GO TO PROBLEM 6 | |
| ENGINE WILL NOT CRANK | TEST 21- CHECK 15 AMP FUSE GOOD TEST 22- CHECK BATTERY & CABLES FUSE BAD REPLACE FUSE RECHARGE OR REPLACE BATTERY CLEAN, REPAIR OR REPLACE BAD CABLE(S) TEST 23- CHECK TEST 24- CHECK POWER SUPPLY START-STOP TO ENGINE CIRCUIT BOARD GOOD BAD CHECK WIRING AND REPLACE WIRE CONNECTIONS. DEFECTIVE REPAIR, RECONNECT SWITCH OR REPLACE BAD WIRES AS REQUIRED. TEST 26- CHECK STARTER CONTACTOR TEST 25- CHECK POWER SUPPLY TO WIRE 56 GOOD REPLACE ENGINE CONTROLLER CIRCUIT BOARD ; STARTER CONTACTOR BAD GOOD TEST 27- CHECK REPLACE STARTER MOTOR IF DEFECTIVE STARTER MOTOR | |
| ENGINE CRANKS BUT WON'T START | TEST 28- CHECK FUEL SUPPLY OF UV § WIRE 14 POWER GOOD LOW FUEL REPLENISH FUEL SUPPLY REPLACE ENGINE CONTROLLER CIRCUIT BOARD TEST 30- CHECK FUEL PUMP TEST 31- CHECK FUEL SOLENOID (Q70G MODELS ONLY) GOOD BAD REPLACE PUMP REPLACE SOLENOID TEST 32- CHECK IGNITION SPARK WEAK OR NO SPARK CLEAN AND REGAP OR REPLACE SPARK PLUG TEST 34- CHECK IGNITION POWER SUPPLY BAD REPLACE ENGINE CIRCUIT BOARD TEST 36- CHECK CARBURETION GOOD ENGINE RUNS OK NOW BAD STOP TESTS ADJUST, REPAIR OR REPLACE AS NECESSARY | |
| ENGINE STARTS HARD AND RUNS ROUGH | TEST 32- CHECK IGNITION SPARK TEST 33- CHECK ENGINE MISS IS APPARENT BAD CLEAN & REGAP OR REPLACE SPARK PLUG TEST 35- TEST IGNITION SYSTEM TEST 34- CHECK IGNITION POWER SUPPLY BAD REPLACE ENGINE CIRCUIT BOARD TEST 37- CHECK CHOKE OPERATION TEST 36- CHECK CARBURETION GOOD ENGINE RUNS OK NOW BAD STOP TESTS ADJUST, REPAIR OR REPLACE AS NECESSARY | |
| Engine Starts and Then Shuts Down | OIL LEVEL LOW | REPLENISH OIL |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
Parts
26model family| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 14-19 | O-Ring (Item 17) | 1 | Seal | PartsGeek |
| 14-2 | Valley Cover (Item 14 in Figure 8-1) | 1 | Air cleaner | PartsGeek woodline $36.55 |
| 14-21 | Spark Plug Boot (Item 19) | 1 | Spark plug | PartsGeek |
| 14-6 | Valley Cover (Item 14 in Figure 8-3) | 1 | Air cleaner | PartsGeek |
| 74078 | A REAR BEARING CARRIER PULLER tool | 1 | Pump | PartsGeek |
| 75252 | Carburetor Overhaul Kit | 1 | Carburetor | PartsGeek |
| 14-10 | No. 1 Cylinder Base Cover (Item 8) | 1 | Service part / kit | PartsGeek |
| 14-11 | M8-1.25 x 1.25 Hex Head Capscrew (Item 9) | 1 | Service part / kit | PartsGeek dieselfreak $3.99 |
| 14-12 | M6 Lockwasher (Item 10) | 1 | Service part / kit | PartsGeek yemparts $66.79 |
| 14-13 | 2/8"-16 x 1-1/4" Screw (Taptite) (Item 11) | 1 | Service part / kit | PartsGeek dieselfreak $3.99 |
| 14-14 | Starter Cover (Item 12) | 1 | Service part / kit | PartsGeek |
| 14-15 | Crankease Wrapper (Item 13) | 1 | Service part / kit | PartsGeek |
| 14-16 | Snap Bushing (Item 14) | 1 | Service part / kit | PartsGeek dieselfreak $3.99 |
| 14-17 | Rubber Grommet (Item 15) | 1 | Service part / kit | PartsGeek ddtp $18.90 |
| 14-18 | Rubber Grommet (Item 16) | 1 | Service part / kit | PartsGeek |
| 14-20 | Oil Fill Plug (Item 18) | 1 | Service part / kit | PartsGeek |
| 14-22 | No. 2 Cylinder Ground Wire (Item 20) | 1 | Service part / kit | PartsGeek |
| 14-23 | Foam Tape (Item 21) | 1 | Service part / kit | PartsGeek |
| 14-24 | No. 1 Cylinder Ground Wire (Item 22) | 1 | Service part / kit | PartsGeek |
| 14-25 | Oil Drain Decal (Item 23) | 1 | Service part / kit | PartsGeek |
| 14-3 | No. 2 Cylinder Base Cover (Item 2) | 1 | Service part / kit | PartsGeek |
| 14-4 | M5 x 10mm Screw (Item 3) | 1 | Service part / kit | PartsGeek |
| 14-5 | No. 2 Cylinder Wrapper (Item 4) | 1 | Service part / kit | PartsGeek |
| 14-7 | No. 1 Cylinder Wrapper (Item 5) | 1 | Service part / kit | PartsGeek |
| 14-8 | Barrel Wrapper (Item 6) | 1 | Service part / kit | PartsGeek |
| 14-9 | M6-1.00 x 12mm Capscrew (Item 7) | 1 | Service part / kit | PartsGeek |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Available documents
Reference — 0F6139 (Generac)Reference — 0F6770 (Generac)Reference — 0G0399 (Generac)Reference — 0G0734 (Generac)Reference — ACHSB Fascia Installation Instructions 0H1406 revB (Generac)Reference — DMAN00027 (Generac)Reference — E1151Rev0 Sec2-3 (Generac)Reference — a0000479091 quickstartguide (Generac)Reference — a0005938188-1 (Generac)Reference — generac 10000044364 (Generac)Reference — mobile-link-cellular-4g-lte-accessory-install-manual (Generac)Reference — pwrcell-commissioning-quick-start-guide (Generac)Owner's manual — 0E9042 (Generac)Parts manual — 30250 (Generac)Parts manual — 94468 (Generac)Service manual — Generac Service Manual (Generac)Service manual — Generac IM-NP-Q (Generac)