Service parts for the M843NW3
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredFuel system
1 requiredOil system
1 requiredBelts
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Frequency | 50.0 Hz |
|---|---|
| Standby power | 12 kW |
| Prime power | 12 kW |
| Emissions | US EPA Tier III |
| Oil capacity | 4.2 L |
| Alternator | PX-312K2 |
| Voltage options | 120 V, 240 V, 50 V, 220 V, 45 V |
| Phase | 1 |
| Rated current | 50 A |
| Power factor | 1 |
| Dimensions (L×W×H) | 1000×580×641 mm |
| Dry weight | 380 kg |
Maintenance & consumables
for the Northern Lights L843N| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air Filter Element | 24-28602 | Amazon eBay | ||
| Fuel filter | Standard Fuel Filter | 24-50014 | eBay NAPA $56.45 | ||
| Oil filter | NL Oil Filter | 24-78400 | eBay | ||
| Battery | — | ||||
| Belt | Drive Belt | 40-08601 | Amazon eBay $122.00 | ||
| Coolant | — | ||||
| Coolant filter | — | ||||
| Oil | spin-on oil filter with bypass | — | 200 hr | ||
| Spark plug | — |
Common questions
How many kW is the Northern Lights M843NW3?
The Northern Lights M843NW3 is rated 12 kW standby.
What engine is in the Northern Lights M843NW3?
The Northern Lights M843NW3 is powered by the Northern Lights L843N engine.
What is the oil capacity of the Northern Lights M843NW3?
The Northern Lights M843NW3 has an engine oil capacity of 4.2 liters (4.4 US quarts), per the manufacturer specification sheet.
How much does the Northern Lights M843NW3 weigh?
The Northern Lights M843NW3 has a dry weight of 380 kg (837 lb).
What voltages is the Northern Lights M843NW3 available in?
The Northern Lights M843NW3 is offered in 120 V, 240 V, 50 V, 220 V, 45 V, 1-phase.
What alternator comes on the Northern Lights M843NW3?
The Northern Lights M843NW3 uses a PX-312K2 alternator.
What oil filter does the Northern Lights M843NW3 use?
The Northern Lights M843NW3 uses oil filter part number 24-78400.
What fuel filter does the Northern Lights M843NW3 use?
The Northern Lights M843NW3 uses fuel filter part number 24-50014.
Which air filter part number does the Northern Lights M843NW3 take?
The Northern Lights M843NW3 uses air filter part number 24-28602.
Parts
88| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 00-32007 | Gas/Water Separator | Fuel filter | eBay | |
| 052400400 | O-Ring | 1 | O ring | Amazon eBay |
| 06-73110 | Seal bar assembly | 1 | Seal | Amazon eBay |
| 11-18602 | Gasket, Thermostat Cover | 2 | Gasket | Amazon eBay |
| 111996420 | Gasket, Rocker Arm Cover | 2 | Gasket | Amazon eBay $19.95 |
| 130506140 | Fuel Lift Pump | 1 | Pump | Amazon eBay $99.99 FridayParts $33.08 |
| 130996130 | Fuel Lift Pump Mtg. Gasket | 1 | Gasket | Amazon eBay $15.00 |
| 131406480 | Injector Assembly | 3 | Injector | Amazon eBay FridayParts $57.80 |
| 135996550 | Gasket | 1 | Gasket | Amazon eBay $19.46 |
| 145206022 | Thermostat | 1 | Thermostat | Amazon eBay FridayParts $14.44 |
| 165996510 | Oil Fill Neck Gasket | 1 | Gasket | Amazon eBay |
| 185366220 | Glow Plug 12V | 3 | Glow plug | Amazon eBay $14.49 FridayParts $47.99 |
| 22-68304 | Brush & Holder Assembly | 1 | Brush | Amazon eBay |
| 22-72010 | Overspeed Switch | Sensor | eBay | |
| 22-78100 | High output alternator (40A iso ground) 12V w/ adj. regulator | Alternator | eBay | |
| 24-02002 | Oil Filter | 4 | Oil filter | Amazon eBay $21.99 NAPA $23.67 |
| 24-28602 | Air Filter Element | 1 | Air filter | Amazon eBay |
| 24-50002 | Primary fuel filter - complete unit (Racor type water separator) | 1 | Fuel filter | Amazon eBay |
| 24-50012 | Primary fuel filter element | 1 | Fuel filter | Amazon eBay NAPA $65.23 |
| 24-50013 | Primary Fuel Filter/Separator | Fuel filter | eBay | |
| 24-50014 | Fuel filter | Fuel filter | eBay NAPA $56.45 | |
| 24-78400 | NL Oil Filter | Oil filter | eBay | |
| 25-12009 | Impeller Kit w/Gasket | 2 | Impeller | Amazon eBay $9.99 NAPA $53.39 |
| 25-12031 | Water pump Cover O-Ring | 2 | O ring | Amazon eBay |
| 25-12057 | Raw Water Pump | 1 | Pump | Amazon eBay $582.42 FridayParts $381.16 |
| 25-12060 | Impeller | 1 | Impeller | Amazon eBay $28.99 |
| 25-12067 | O-Ring | 1 | Seal | Amazon eBay $6.95 NAPA $5.07 |
| 26-71003 | Electric Fuel Pump 12V | Pump | eBay | |
| 26-71004 | Electric Fuel Pump 24V | Pump | eBay | |
| 27-38008 | SS Exhaust Elbow | 1 | Elbow | Amazon eBay |
| 340460170 | RW Pump Drive Gear | 1 | Gear | Amazon eBay |
| 37-12005 | Low water level switch | Sensor | eBay | |
| 37-78405 | Low oil level switch | Sensor | eBay | |
| 39-70006 | Molded Plastic Case | 1 | Case | Amazon eBay |
| 40-08601 | Drive Belt | 1 | Belt | Amazon eBay $122.00 |
| 55-73174 | Sound foam, snorkel receiver seal | 1 | Seal | Amazon eBay |
| W673-2 | Manual | 1 | Manual | Amazon eBay |
| 00-32000 | Water Lift Type Muffler | Service part / kit | eBay | |
| 00-70083 | GROMMET, 1-1/8” ID x 1-7/8” OD PENETRATION PLATE | 2 | Service part / kit | Amazon eBay |
| 00-70146 | Grommet, siphon break | 2 | Service part / kit | Amazon eBay |
| 00-75714 | BOLTING ASSEMBLY, SHORT, STAINLESS STEEL | 24 | Service part / kit | Amazon eBay |
| 05-70001 | CORNER CASTING | 4 | Service part / kit | Amazon eBay |
| 05-72003 | BOLTING ASSEMBLY, LONG, STAINLESS STEEL | 8 | Service part / kit | Amazon eBay |
| 05-73127 | EXTRUSION, VERTICAL | 4 | Service part / kit | Amazon eBay |
| 05-73128 | EXTRUSION, HORIZONTAL, ENDS | 2 | Service part / kit | Amazon eBay |
| 05-73129 | EXTRUSION, HORIZONTAL, SIDES | 2 | Service part / kit | Amazon eBay |
| 05-73131 | RIGHT SIDE PANEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 05-73132 | LEFT SIDE PANEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 05-73133 | REAR PANEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 05-73134 | FRONT PANEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 05-73136 | TOP PANEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 05-78010 | Sound Enclosure Assembly Instructions | Service part / kit | Amazon eBay | |
| 05-78022 | PENETRATION PANEL ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 05-78636 | JUNCTION BOX SUPPORT BRKT COVER ASSEMBLY | 1 | Service part / kit | Amazon eBay |
| 06-73105 | Service side forward panel assembly | 1 | Service part / kit | Amazon eBay |
| 06-73106 | Service side aft assembly | 1 | Service part / kit | Amazon eBay |
| 06-73111 | Junction box bridge cover assembly | 1 | Service part / kit | Amazon eBay |
| 06-73132 | Left side bottom valence assembly | 1 | Service part / kit | Amazon eBay |
| 06-73161 | Rear panel assembly | 1 | Service part / kit | Amazon eBay |
| 06-73162 | Right side bottom valence assembly | 2 | Service part / kit | Amazon eBay |
| 06-73163 | Non-service side panel assembly | 1 | Service part / kit | Amazon eBay |
| 06-73165 | Front bottom valence assembly | 1 | Service part / kit | Amazon eBay |
| 06-73167 | Front panel assembly | 1 | Service part / kit | Amazon eBay |
| 12-00000 | #10-32 MACHINE SCREW x 1/2” LONG, STAINLESS STEEL | 12 | Service part / kit | Amazon eBay |
| 12-00776 | M8 x 20 18-8, S/S hex head capscrew | 4 | Service part / kit | Amazon eBay |
| 14-00032 | #10-32 NYLOCK HEX NUT, STAINLESS STEEL | 12 | Service part / kit | Amazon eBay |
| 15-00705 | M8 lock washer, S/S | 4 | Service part / kit | Amazon eBay |
| 15-11000 | M8 flat washer, S/S | 4 | Service part / kit | Amazon eBay NAPA $0.46 |
| 15-70002 | #10 FLATWASHER, USS STAINLESS STEEL | 12 | Service part / kit | Amazon eBay |
| 22-42047 | Relay, SPDT 12V 50A | 1 | Service part / kit | Amazon eBay NAPA $173.52 |
| 22-70250 | Circuit Breaker 50A 240VAC | Service part / kit | Amazon eBay | |
| 22-70260 | Circuit Breaker 60A 240VAC | Service part / kit | Amazon eBay | |
| 22-70300 | Circuit Breaker 100A 240VAC | Service part / kit | Amazon eBay | |
| 22-72026 | Kit, harness addition | 1 | Service part / kit | Amazon eBay |
| 23-78003 | REAR PANEL RETAINING BRACKET | 2 | Service part / kit | Amazon eBay |
| 23-78007 | TOE BRACKET | 4 | Service part / kit | Amazon eBay |
| 23-78016 | NYLON KEEPER BLOCKS | 16 | Service part / kit | Amazon eBay |
| 27-18301 | Siphon Break | Service part / kit | eBay | |
| 27-31213 | Dry Exhaust - Critical Residential | Service part / kit | eBay | |
| 27-31904 | Dry Exhaust Flex | Service part / kit | eBay | |
| 27-33110 | KIT, WET EXHAUST OUTLET TUBE | 1 | Service part / kit | Amazon eBay |
| 38-08420 | Standard Spare Parts Kit - HE | Service part / kit | eBay $495.00 | |
| 38-08426 | World Class Spare Parts Kit - HE | Service part / kit | eBay | |
| 38-08430 | Standard Spare Parts Kit - KC | Service part / kit | eBay | |
| 38-08436 | World Class Spare Parts Kit - HE (KC series row as printed) | Service part / kit | eBay | |
| 38-08607 | Heat Exchanged Kit #38-08607 | 1 | Service part / kit | Amazon eBay |
| 55-73138 | PLUG, BASE PAN MOUNTING FOOT POCKET | 4 | Service part / kit | Amazon eBay |
| 55-78066 | SOUND FOAM, PENETRATION PLATE OPTION | 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 |
|---|---|---|---|
| Prime | 50% | 2.3 | 0.61 |
| Prime | 100% | 4.5 | 1.19 |
| Standby | 50% | 2.3 | 0.61 |
| Standby | 100% | 4.5 | 1.19 |
Available documents
Spec sheet — S104 M843NW3 spec sheets V1 (Northern Lights)Operator's manual — OM843NW3 (Northern Lights)Parts manual — L510-Spares-Kit-Updated-April-2020 (Northern Lights)Parts manual — L631-Marine-Accessories (Northern Lights)Parts manual — P843-3-I (Northern Lights)Service manual — D-5514-1 (Northern Lights)Service manual — L834a-sound-shield-assy-M843NW3-GEM ls (Northern Lights)
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.