HomeNorthern LightsNorthern Lights M864

Northern Lights M864 Generator Set

The Northern Lights M864 is a 25 kW diesel standby generator set powered by a Lugger L864 engine. It is available at 120 V, 1-phase, 60 Hz and rated 104 A. It holds about 6.5 L (1.7 gal) of oil and 8.3 L (2.2 gal) of coolant. Starting uses 220 group-640 batteries at 12 V. The set measures 1350×695.4×734.3 mm (53.1×27.4×28.9 in) and weighs about 63.5 kg (140 lb).

25 kW
Standby
2.49 L
Displacement
6.5 L
Oil capacity
4
Document types

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power25 kW
Prime power25 kW
EmissionsTier II
Oil capacity6.5 L
Voltage options120 V, 240 V, 104 V, 208 V
Phase1 Ph
Rated current[104] A
Power factor[1.0]
Battery group640
Battery voltage12 V
Battery quantity220
Coolant capacity8.3 L
Dimensions (L×W×H)1350×695×734 mm
Dry weight63 kg

Engine

Lugger L864
Oil capacity6.5 L
Displacement2.49 L
Aspirationnaturally aspirated
Rated speed1800 rpm

Maintenance & consumables

for the Lugger L864
ItemSpecCapacityPart #Interval
Air filter750 hr find
Fuel filter24-52020750 hr Amazon eBay $24.71
Fuel filterPrimary fuel filter element24-50012200 hr Amazon eBay $18.95
Oil filter24-08701750 hr Amazon eBay $23.95
Belt750 hr find
Coolant8.3 l750 hr
Oilspin-on oil filter with bypass750 hr

Common questions

What is the power rating of the Northern Lights M864?

The Northern Lights M864 is rated 25 kW standby.

What engine does the Northern Lights M864 use?

The Northern Lights M864 is powered by the Lugger L864 engine.

What fuel does the Northern Lights M864 use?

The Northern Lights M864 runs on diesel.

What is the oil capacity of the Northern Lights M864?

The Lugger L864 engine in the Northern Lights M864 has an oil capacity of 6.5 liters.

Troubleshooting

5

Symptoms & remedies

SymptomCauseRemedy
Battery Will Not ChargeLoose or corroded connections, Sulfated or worn out batteries, Loose or defective alternator beltClean and tighten battery connections. Check specific gravity of each battery. Check electrolyte level of each battery. Adjust belt tension. Replace belt.
Starter InoperativeCheck DC circuit breaker, Loose or corroded connections, Low battery condition, Defective electrical system ground wireIf the breaker is tripped, reset it. Clean and tighten loose battery and harness plug connection. Check specific gravity of each battery. Check electrolyte level of each battery. Repair or replace.
Starter Cranks SlowlyLow battery condition, Check specific gravity of each battery, Check electrolyte level of each battery, Crankcase oil too heavy, Loose or corroded connections, Battery is too small, Battery cables are too smallIf low, fill cells with distilled water. Fill with oil of appropriate viscosity. Clean and tighten loose connections.
Entire Electrical System Does Not FunctionCheck DC circuit breaker, Faulty connection, Sulfated or worn out batteriesIf breaker is tripped, reset it. Clean and tighten battery and harness plug connections. Check specific gravity and electrolyte level of each battery.
Engine Hard to Start or Will Not StartImproper starting procedure, No fuel

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.

Parts

250
Part #DescriptionQtySystem
00-08702Belt Guard, Small Frame Alternator, Heat Exchanged units1Belt buy
00-08703Belt Guard, Small Frame Alternator (Right 1/2)1Belt buy
00-08704Belt Guard, Medium Frame Alternator, Heat Exchanged units1Belt buy
00-08705Belt Guard, Medium Frame Alternator (Right 1/2)1Belt buy
00-08707Belt Guard, Small Frame Alternator (Right 1/2)1Belt buy
00-08708Belt Guard, Medium Frame Alternator, Keel Cooled units1Belt buy
00-08709Belt Guard, Medium Frame Alternator (Right 1/2)1Belt buy
00-08712Belt Guard, Small & Medium Frame Alternator (Left 1/2)1Belt buy
00-08713Belt Guard, Small & Medium Frame Alternator (Left 1/2)1Belt buy
00-09701Belt Guard, Small Frame Alternator, Keel Cooled units1Belt buy
04111-2032-71Gasket Kit - Engine Overhaul (components not listed)1Gasket buy
07005-01212Sealing Washer, Bonded M122Seal buy
07005-01412Washer8Seal buy
092130-0050Primer Pump1Pump buy
092220-0040Filter1Fuel filter Amazon eBay $26.46
10-28702Air Filter Housing1Air filter buy
11-10015Thermostat Seal Ring1Seal buy
11-12203Gasket, KC Adapter & HE Mtg.2Gasket buy
11-18701Gasket, Thermostat Housing1Gasket buy
11-28701Gasket, Air Filter Housing Mtg.1Gasket buy
11-34501Gasket, Exhaust Elbow Mtg.1Gasket buy
11-35401Gasket1Gasket buy
11-75401Gasket, Hydraulic Pump Drive Cover1Gasket buy
11115-78204-71Gasket1Gasket FridayParts $48.00
11176-64010Seat, Fuel Injector4Injector buy
11177-64010Gasket, Fuel Injector4Gasket buy
11213-78200-71Gasket1Gasket kuduparts $38.00
11381-78201-71Rear Oil Seal Retainer1Seal buy
11383-78201-71Gasket, Rear Oil Seal Retainer1Gasket buy
13-09701Stud, Belt Guard Mtg. (Special)1Belt buy
13-09702Stud, Belt Guard Mtg. (Special)1Belt buy
13-09703Stud, Belt Guard Mtg. (Special)1Belt buy
13519-78203-71Pump Drive Gear1Pump buy
13613-78205-71Injection Pump Drive Gear1Fuel pump buy
15100-78202-71Oil Pump Assembly1Pump yemparts $132.29
15707-78201-71Oil Supply Line1Hose buy
16-01001O-ring4Seal buy
16-15401O-ring1Seal woodline $1.27
16-55701O-ring4Seal buy
16-70001O-ring1Gasket buy
16100-78204-71Coolant Pump Assembly (formerly #16100-78201-71)1Pump buy
17171-78200-71Gasket1Gasket buy
17173-78200-71Exhaust Manifold Gasket1Gasket buy
18-00130Hose, 5/16" ID X 30" Polyvinyl1Hose buy
18-15402Hose1Hose buy
18-15404Hose, 3/4" ID x 5-3/4”1Hose buy
18-15408Hose Assembly 1/4" ID x 15"1Hose buy
18-18401Hose, 3/4" ID x 43" Wire Reinforced1Hose buy
18-18701Hose, 1" ID x 6", 3 Ply Silicone1Hose buy
18-28701Hose, Air Inlet1Hose buy
18-51007Hose, 1/4" ID x 8" Push-On1Hose buy
18-58701Hose Assembly 1/4” ID x 11-1/2” 1/4 NPT1Hose buy
18-58702Hose Assembly 3/16” ID x 26” 1/4 FMS1Hose buy
18-58703Hose Assembly 1/4” ID x 25”1Hose buy
18-58704Hose Assembly 1/4” ID x 22” M12 Banjo1Hose buy
18-58705Hose Assembly 5/16” I.D. x 12-1/2”1Hose buy
18-58706Hose Assembly 1/4”ID x 18-1/2” 1/4FMS (Single End)1Hose buy
18-58707Hose 3/16”ID (5mm) x 5-1/4” (not shown)1Hose buy
18-58711Hose Assembly 1/4”ID x 11-1/2” 1/4NPT Male Rigid x 5/16-37T1Hose buy
18-58712Hose Assembly 3/16”ID x 20” 1/4FMS x 1/4FMS1Hose buy
18-58714Hose Assembly 3/16”ID x 6-14” 1/4FMS90 x 1/4 FMS1Hose buy
18-75400Hose Assembly, 1/2" ID x 18-1/2"1Hose buy
18-78702Hose Assembly, 3/8" ID x 15-1/2"1Hose buy
185046210Alternator Assembly1Alternator buy
19-00010Hose Clamp, #102Hose buy
19-00028Hose Clamp #281Hose buy
192290-0060Repair Kit (Seal #3 not included)1Seal buy
19850-78200-71Glow Plug, 12 Volt4Glow plug Amazon eBay $10.00
20-12012Heat Exchanger Gasket, 3"2Gasket buy
21-31902Male Elbow 90°, 1/2 NPT x 3/4 Hose Barb1Hose buy
22-10003Oil Level Switch Gauge, Isolated Ground1Sensor buy
22-40201Oil Pressure Sender - 0-150 PSI, Single Station1Sensor buy
22-40233Oil Pressure Switch1Sensor buy
22-40236Oil Pressure Switch1Sensor buy
22-40278Alternator, 24 Volt 40 Amp, Standard Ground1Alternator buy
22-40332Alternator, 12 Volt 90 Amp, Isolated Ground1Alternator buy
22-40357Oil Pressure Switch 25 PSI1Sensor buy
22-40359Temerature Switch 200oF1Sensor buy
22-40906Temperature Switch1Sensor buy
22-41025Temperature Switch1Sensor buy
22-42014Switch, High Exhaust Temperature 205°F1Sensor buy
22-42055Temperature Sender - Single Station1Sensor buy
22-42070Switch, High Exhaust Temperature & Harness Assembly1Sensor buy
22-44810Temperature Sender - 2500 F, Single Station1Sensor buy
22-44871Oil Pressure Sender - Single Station 0-150 PSI1Sensor buy
22-44872Oil Pressure Sender - Dual Station 0-150 PSI1Sensor buy
22-45406Alternator, 12 Volt 40 Amp Isolated Ground1Alternator buy
22-48702Starter Assembly 24 Volt1Starter buy
22-48703Starter Assembly 12 Volt1Starter buy
22-48704Starter Assembly 24 Volt1Starter buy
22-58703Glow Plug, 24 Volt4Glow plug Amazon eBay $19.99
22-71026Temperature Sender - Dual Station 250°F1Sensor buy
22-71052Alternator, 24 Volt 35 Amp, Isolated Ground1Alternator buy
22100-78243-71Injection Pump Assembly (formerly #22100-78242-71)1Pump buy
22513-77020Gasket2Gasket buy
23-08701Bracket, Lower Belt Guard Mtg.1Belt buy
23-28701Bracket, Air Filter Housing Support1Air filter buy
23-78601Oil Drain Hose Support Bracket1Hose buy
23300-56080Fuel Filter Base Assembly (includes key #2)1Fuel filter Amazon eBay $150.00
23600-78200-71Injector, Complete4Injector yemparts $132.68
23620-76003-71Nozzle (formerly #23620-69015)4Injector yemparts $31.35
23654-64010Sealing Washer, Return Line4Seal kuduparts $13.00
23701-78201-71Injection Line #11Hose buy
23702-78201-71Injection Line #21Hose buy
23703-78201-71Injection Line #31Hose buy
23704-78201-71Injection Line #41Hose buy
23761-78201-71Tube, Fuel Return*1Hose FridayParts $41.00
23762-78201-71Pipe Assembly, Fuel Return*1Hose buy
24-08701Oil filter1Oil filter Amazon eBay $23.95
24-28701Air Filter Element1Air filter Amazon eBay $31.95
24-50002Primary fuel filter complete unitFuel filter Amazon eBay $34.85
24-50012Primary fuel filter elementFuel filter Amazon eBay $18.95
24-52020Secondary fuel filter1Fuel filter Amazon eBay $24.71
25-12017Spline Seal1Seal buy
25-12060Impeller (includes key #11)1Impeller buy
25-12065Lip Seal1Seal woodline $34.74
25-12066Mechanical Seal1Seal buy
25-12067O-Ring1Seal buy
25-15405Raw Water Pump (see parts detail)1Pump woodline $167.67
26-58701Feed Pump Assembly1Pump buy
27-58701Tube, Fuel Filter Outlet1Hose buy
27-58702Tube, Fuel Filter Inlet1Hose buy
27-58703Tube Assembly, Fuel Return1Hose buy
27-58711Injection Line #1 Double Wall1Hose buy
27-58712Injection Line #2 Double Wall1Hose buy
27-58713Injection Line #3 Double Wall1Hose buy
27-58714Injection Line #4 Double Wall1Hose buy
27060-78301-71Alternator, 12 Volt 40 Amp Standard Ground (see parts detail)1Alternator FridayParts $82.50
27330-78301-71Alternator Rotor Assembly1Alternator buy
27370-63021Alternator Brush Holder Assembly1Alternator buy
27371-63020Alternator Brush2Alternator buy
27411-78301-71Alternator Pulley1Alternator buy
28100-78200-71Starter Assembly 12 Volt1Starter buy
29-08700Gasket Set, Engine Overhaul (includes all keys)Gasket buy
35-10002Thermostat 1800F/ 820C1Thermostat buy
36-72002Hand Pump1Pump buy
40-08702Drive Belt, 31/64" x 43-3/8"2Belt Amazon eBay $29.95
40-08703Drive Belt1Belt Amazon eBay $43.00
40-08704Drive Belt (formerly #40-08701)1Belt Amazon eBay
41-01011Hose, 1/4" IDHose FridayParts $859.86
41-01012Hose, 5/16" IDHose buy
41-01020Hose, 3/8" ID Push-On5Hose buy
80301-76075-71O-ring, Injection Pump Mtg.1Seal buy
90301-35950-71O-ring1Seal buy
90301-99032O-ring1Seal buy
90311-45950-71Oil Seal1Seal buy
90311-95951-71Seal, Engine Rear Oil1Seal buy
90363-30950-71Bearing, Pump Drive Gear, No. 21Pump buy
90430-10027Gasket1Gasket buy
90430-17950-71Gasket1Gasket buy
90430-25001-71Gasket1Gasket buy
90430-25003Gasket (for Oil Pan drain plug joint)1Gasket buy
90430-37140Gasket1Gasket buy
90913-02053Seal8Seal buy
949018-1240Washer2Seal buy
949150-2700Seal (not shown)1Seal buy
95332-04012Fuel Return Hose*1Hose buy
97103-06006Bearing, Pump Drive Gear, No. 11Pump buy
B-8280DNorthern Lights AC Wiring Diagram – DST-100-2FAK Voltage Regulator1Ac wiring diagram buy
C-5657Northern Lights DC Wiring Diagram – Model M864W 12V Standard Ground1Dc wiring diagram buy
C-5658Northern Lights DC Wiring Diagram – Model M864W 12V Isolated Ground1Dc wiring diagram buy
C-5659Northern Lights DC Wiring Diagram – Model M864W 24V Standard Ground1Dc wiring diagram buy
C-5660Northern Lights DC Wiring Diagram – Model M864W 24V Isolated Ground1Dc wiring diagram buy
SP12Check injectors, clean tips1Injector eBay $4500.00
SP13Check fuel injection pump1Fuel injection pump eBay $64.95
SP20eawater pump1Pump eBay $130.00
00-00013Label "12 Volt"1Service part / kit buy
00-00014Label "24 Volt"1Service part / kit buy
00-08711Label "864"1Service part / kit buy
00-35402Heat Shield1Service part / kit buy
00-40013Plate, S-1 Control Panel1Service part / kit buy
00-40016Strain Relief Connection 1/2 NPT1Service part / kit buy
00-40028Grommet1Service part / kit buy
00-41074Grommet2Service part / kit buy
00-61003Grommet1Service part / kit buy
00-91018Series 3 Control Panel Decal1Service part / kit buy
015140408Screw1Service part / kit buy
015140425Screw2Service part / kit buy
020210010Nut1Service part / kit buy
026100010Washer1Service part / kit buy
027100010Spring washer1Service part / kit buy
040126210Bearing2Service part / kit buy
09121-0011Valve2Service part / kit buy
10-12205Expansion Tank1Service part / kit buy
10-28701Intake Manifold1Service part / kit dieselpartscenter $21.38
10-38701Exhaust Manifold (includes key #9)1Service part / kit buy
10-65401PTO Clutch Housing1Service part / kit buy
11011-78201-71Thrust Washer Set, Standard Only1Service part / kit buy
11012-78201-71Thrust Washer Set O/S, 0.125 mm1Service part / kit buy
11013-78201-71Thrust Washer Set O/S, 0.25 mm1Service part / kit FridayParts $46.00
11101-78202-71Cylinder Head (includes keys #2- 5 & 8)1Service part / kit FridayParts $699.99
11106-78201-71Precombustion Chamber Insert4Service part / kit buy
11126-76004-71Intake Valve Guide (Standard)4Service part / kit buy
11127-76003-71Intake Valve Guide Intake (O/S 0.05)4Service part / kit buy
11201-78202-71Cylinder Head Cover1Service part / kit buy
11311-78207-71Timing Gear Case1Service part / kit buy
11321-78209-71Timing Gear Cover1Service part / kit buy
11351-78200-71Flywheel Housing SAE #41Service part / kit buy
11401-78209-71Cylinder Block Assembly (includes keys 2-12)1Service part / kit buy
11452-78700-71Dipstick1Service part / kit buy
11701-78203-71Main Bearing, Mark 1 - Standard5Service part / kit buy
11701-78204-71Main Bearing, Mark 2 - Standard5Service part / kit buy
11701-78205-71Main Bearing, Mark 3 - Standard5Service part / kit buy
11701-78206-71Main Bearing, Mark 4 - Standard5Service part / kit buy
11701-78207-71Main Bearing, Mark 5 - Standard5Service part / kit buy
11701-78208-71Main Bearing, Mark 6 - Standard5Service part / kit buy
11704-78201-71Main Bearing Set, 0.25 mm, Undersize1Service part / kit buy
11705-78201-71Main Bearing Set, 0.50 mm, Undersize1Service part / kit buy
11706-78201-71Main Bearing Set, 0.75 mm, Undersize1Service part / kit buy
11707-78201-71Main Bearing Set, 1.00 mm, Undersize1Service part / kit buy
11802-78200-71Camshaft Bearing Set, Standard1Service part / kit buy
11803-78200-71Camshaft Bearing Set, 0.125 mm1Service part / kit buy
11804-78200-71Camshaft Bearing Set, 0.25 mm1Service part / kit buy
12-00029Capscrew, Hex Head M6 x 1.0 x 10 mm S/S1Service part / kit buy
12-00711Capscrew, Hex Head M8 x 1.25 x 20 mm4Service part / kit buy
12-00712Capscrew, Hex Head M8 x 1.25 x 25 mm1Service part / kit buy
12-00776Capscrew, Hex Head M8 x 1.25 x 20 mm S/S1Service part / kit buy
12-00821Capscrew, Hex Head M10 x 1.25 x 20 mm S/S1Service part / kit buy
12-09753Capscrew, Hex Head M8 x 1.25 x 30 mm S/S4Service part / kit buy
12-09800Capscrew, Hex Head M10 x 1.25 x 100 mm S/S8Service part / kit buy
12-09819Service part / kit buy
12101-78250-71Oil Pan1Service part / kit buy
12180-13030Oil Fill Cap1Service part / kit Amazon eBay $19.50
12180-76002-71Oil Fill Cap1Service part / kit buy
12281-78200-71Front Lifting Bracket1Service part / kit buy
12281-78201-71Rear Lifting Bracket1Service part / kit buy
13011-78202-71Piston Ring Set, Standard1Service part / kit buy
13013-78202-71Piston Ring Set, 0.50 mm, Oversize1Service part / kit buy
13041-78200-71Connecting Rod Bearing, Mark 1 - Standard4Service part / kit buy
13041-78201-71Connecting Rod Bearing, Mark 2 - Standard4Service part / kit buy
13041-78202-71Connecting Rod Bearing, Mark 3 - Standard4Service part / kit buy
13101-78202-71Piston Assembly, Standard (includes key #21A)4Service part / kit buy
13103-78202-71Piston Assembly, 0.50 mm O/S (includes key #21A)4Service part / kit buy
13201-78201-71Connecting Rod Assembly4Service part / kit buy
13204-78200-71Connecting Rod Bearing Set, 0.25 mm, Undersize1Service part / kit buy
13205-78200-71Connecting Rod Bearing Set, 0.50 mm, Undersize1Service part / kit buy
13265-76002-71Connecting Rod Bolt8Service part / kit buy
13405-78203-71Flywheel Assembly SAE #7-1/21Service part / kit buy
13411-78201-71Crankshaft1Service part / kit buy
13453-22060-71Ring Gear (108 Teeth)1Service part / kit buy
13471-78205-71Crankshaft Pulley - Standard1Service part / kit buy
13509-78202-71#2 Idler Gear Sub-Assembly1Service part / kit kuduparts $100.00
13511-78201-71Camshaft1Service part / kit buy
13521-78202-71Crankshaft Timing Gear1Service part / kit buy
13523-78202-71Camshaft Timing Gear1Service part / kit kuduparts $144.00
13525-78202-71#1 Idler Gear1Service part / kit kuduparts $88.00
13571-78200-71Camshaft Thrust Plate1Service part / kit buy
13572-76001-71Idler Gear Thrust Plate1Service part / kit buy
13573-78301-71#2 Idler Gear Thrust Plate1Service part / kit buy
13581-78200-71Idler Gear Shaft1Service part / kit kuduparts $83.00

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

RatingLoadL/hgal/h
50%4.61.21
100%8.72.3
Prime2.238.4
Prime12%0.933.52
Prime25%1.786.73
Prime50%3.520.93
Standby1.174.4
Standby50%6.731.78

Available documents

Spec sheetReferenceParts manualService manual