Service parts for the LP445T
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredBelts
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Battery cranking | 640 CCA |
|---|---|
| Dry weight | 540 kg |
Maintenance & consumables
for the John Deere Powertech 4045| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air Filter | 24-21000 | Amazon eBay | ||
| Fuel filter | Check primary fuel filter, Change primary and secondary fuel filter elements | — | 200 hr | ||
| Oil filter | Change the lube oil filter every 200 hours. Use a filter wrench to remove old filter. Dispose of filter in approved manner. Make sure the gasket from the old filter is removed and discarded. Lubricate the rubber gasket on the new filter and screw it on nipple until gasket meet the sealing surface. Using hands only, no wrench, tighten filter one-half turn farther. Overtightening can do damage to filter housing. Fill engine with recommended oil. Start engine and check for leakage. Stop engine and check oil level. Add additional oil if necessary. | — | 200 hr | ||
| Battery | Check electrolyte in batteries, Change impeller in raw water pump, Check the state of the charge of the batteries | — | 6 hr | ||
| Belt | Drive Belt, LP-M445T-H (with turbo) | R123440 | Amazon eBay $49.24 | ||
| Coolant | Check cooling water level, Check and flush cooling system, Check and clean heat exchanger, Check and clean gear oil cooler | — | 200 hr | ||
| Oil | Check engine oil level in the crankcase, with the oil dipstick, daily. | 14.3 | — | 50 hr | |
| Spark plug | Adjust valves, Replace air cleaner | — | 600 hr |
Common questions
What engine does the Northern Lights LP445T use?
The Northern Lights LP445T is powered by the John Deere Powertech 4045 engine.
What air filter fits the Northern Lights LP445T?
The Northern Lights LP445T uses air filter part number 24-21000.
Troubleshooting
6Symptoms & remedies
| Symptom | Cause | Remedy |
|---|---|---|
| Engine failures | Failures often occur in remote areas far from competent assistance. | |
| Battery charging regulator could be ruined | Switch is turned OFF while the engine is running | |
| Engine fails to start on first attempt | Do not crank the starter for more than 15 seconds consecutively. Ensure the starter has stopped completely before re-engaging. | |
| Engine temperature rises over 200°F (94°C) | Shut down the engine and investigate the cause of overheating. | |
| Shutdown is activated and temperature gauge shows within normal range | Check the engine crankcase oil level. If low, fill with recommended lubricating oil and restart. Watch the oil pressure gauge carefully and shut off the engine if it does not show a normal reading after a few seconds of operation. If the oil level is normal, DO NOT restart the engine. Call your Northern Lights or Lugger dealer for assistance. | |
| Engine temperature rises above 205°F (97°C) | Shut off the engine immediately. |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
Parts
41| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 11-21011 | Gasket, Intake Port | 1 | Gasket | Amazon eBay |
| 11-31012 | Gasket | 1 | Gasket | Amazon eBay |
| 11-31031 | Gasket | 1 | Gasket | Amazon eBay |
| 11-31094 | Gasket | 1 | Gasket | Amazon eBay |
| 11-31099 | Gasket | 1 | Gasket | Amazon eBay |
| 11-31401 | Gasket | 1 | Gasket | Amazon eBay |
| 11-31615 | Gasket | 1 | Gasket | Amazon eBay |
| 15-09501 | Sealing Washer, Copper M22 | 1 | Gasket | Amazon eBay |
| 16-01000 | O-Ring | 1 | Seal | Amazon eBay |
| 16-09503 | O-ring | 1 | Seal | Amazon eBay |
| 16-21001 | O-Ring | 2 | Seal | Amazon eBay |
| 18-11003 | Hose 1-1/4"ID x 2-1/2" | 1 | Hose | Amazon eBay |
| 18-11010 | Hose 3/4" ID x 4-1/4" | 1 | Hose | Amazon eBay |
| 18-21004 | Hump Hose | 1 | Hose | Amazon eBay |
| 18-21014 | Hose, 2" I.D. x 2-3/8" | 1 | Hose | Amazon eBay |
| 18-21016 | Hose, 2" I.D. x 1-3/4" 3 Ply Silicone | 1 | Hose | Amazon eBay |
| 18-31605 | Hose, 1-1/4 x 32" Wire Reinforced | 1 | Hose | Amazon eBay |
| 24-21000 | Air Filter | 1 | Air filter | Amazon eBay |
| 24-21003 | Air Filter | 1 | Air filter | Amazon eBay |
| 37-11006 | Flow Switch 6 GPM 1 -1/4 NPT (Propulsion Units) | 1 | Sensor | Amazon eBay |
| 51M7040 | O-ring | 1 | Seal | Amazon eBay |
| R123353 | Gasket, Engine Oil Pan | 1 | Gasket | Amazon eBay $20.18 FridayParts $53.99 |
| R123439 | Drive Belt, LP-MP445D (non-turbo) | 1 | Belt | Amazon eBay $425.00 FridayParts $49.99 |
| R123440 | Drive Belt, M1064T1-T2-A (with turbo & auto belt tensioner) | 1 | Belt | Amazon eBay $49.24 |
| R123457 | Drive Belt, LP-MP445T-H (with turbo) | 1 | Belt | Amazon eBay $34.95 |
| R123461 | Drive Belt, L-M-NL1064D (non-turbo) | 1 | Belt | Amazon eBay $59.53 |
| R128799 | O-ring | 1 | Seal | Amazon eBay $9.95 |
| R502076 | O-ring (replaces R89944) | 1 | Seal | Amazon eBay $14.99 |
| R51936 | Tube Seal | 9 | Seal | Amazon eBay $29.99 FridayParts $17.68 |
| RE48786 | Fuel Injector | 1 | Injector | Amazon eBay $44.95 FridayParts $105.00 |
| RE502711XD | 12 Volt Standard Ground | 1 | Pump | Amazon eBay |
| RE502715XD | 24 Volt Standard Ground | 1 | Pump | Amazon eBay |
| RE60062 | Fuel Injector (without turbocharger, includes keys 2-3) | 4 | Injector | Amazon eBay $139.40 SinoCMP $99.00 |
| RE64133XD | 12 Volt Standard Ground | 1 | Pump | Amazon eBay |
| SP10 | Change secondary fuel filter | 1 | Fuel filter | Amazon eBay $185.00 KuduParts $185.00 |
| SP12 | Check injectors, clean tips | 1 | Injector | Amazon eBay FridayParts $189.99 |
| SP13 | Check fuel injection pump | 1 | Fuel injection pump | Amazon $12.20 eBay |
| SP18 | Check and clean gear oil cooler | 1 | Batteries | Amazon eBay $135.00 |
| SP19 | Change impeller in raw water pump | 1 | Impeller | Amazon eBay |
| SP23 | Check state of charge of batteries | 1 | Clutch and pto service | Amazon eBay |
| SP15 | Check and flush cooling system | 1 | Service part / kit | Amazon eBay FridayParts $305.99 |
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.
Available documents
Engine spec — LP445D (Northern Lights)Operator's manual — OLP (Northern Lights)Parts manual — P445PT (Northern Lights)