Service parts for the LP445D
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 | 499 kg |
Maintenance & consumables
for the John Deere Powertech 4045| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air Filter | 24-21003 | Amazon eBay | ||
| Fuel filter | — | 200 hr | |||
| Oil filter | — | 200 hr | |||
| Battery | — | 6 hr | |||
| Belt | Drive Belt, LP-MP445D (non-turbo) | R123439 | Amazon eBay $425.00 FridayParts $49.99 | ||
| Coolant | — | 200 hr | |||
| Oil | — | 50 hr | |||
| Spark plug | Adjust valves, Replace air cleaner | — | 600 hr |
Common questions
Which engine powers the Northern Lights LP445D?
The Northern Lights LP445D is powered by the John Deere Powertech 4045 engine.
Which air filter part number does the Northern Lights LP445D take?
The Northern Lights LP445D uses air filter part number 24-21003.
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)