Service parts for the D415FPJ4
Grouped by system, with how many of each the parts manual calls for.
Fuel system
1 requiredOil system
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Frequency | 60.0 Hz |
|---|---|
| Standby power | 415 kW |
| Standby kVA | 518 |
| Prime power | 345 kW |
| Controller | KASSEC-24 VDC |
| Oil capacity | 42.0 L |
| Voltage options | 277/480 V, 120/208 V, 120/240 V, 347/600 V |
| Phase | 3 |
| Rated current | 1440 A |
| Power factor | 0.8 |
| Coolant capacity | 104.5 L |
| Sound level | 128.0 dBA @ 7 m |
Engine
| Oil capacity | 42.0 L |
|---|---|
| Coolant capacity | 16.2 L |
| Displacement | 7.66 L |
| Aspiration | Turbocharged ~ Air to Air Intercooled |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the Katolight 6125HF070| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | 500 hr | |||
| Fuel filter | 33358 | Amazon eBay $17.79 PartsGeek $13.97 | |||
| Oil filter | 51607 | Amazon eBay $18.02 PartsGeek $10.97 | |||
| Battery | — | ||||
| Belt | — | 500 hr | |||
| Coolant | — | 2000 hr | |||
| Coolant filter | — | ||||
| Oil | — | 100 hr | |||
| Spark plug | — |
Common questions
How many kW is the Katolight D415FPJ4?
The Katolight D415FPJ4 is rated 415 kW standby (518.75 kVA).
What engine is in the Katolight D415FPJ4?
The Katolight D415FPJ4 is powered by the Katolight 6125HF070 engine.
What is the oil capacity of the Katolight D415FPJ4?
The Katolight 6125HF070 engine in the Katolight D415FPJ4 has an oil capacity of 42.0 liters.
What oil filter fits the Katolight D415FPJ4?
The Katolight D415FPJ4 uses oil filter part number 51607.
What fuel filter fits the Katolight D415FPJ4?
The Katolight D415FPJ4 uses fuel filter part number 33358.
Troubleshooting
6Symptoms & remedies
| Symptom | Cause | Remedy |
|---|---|---|
| Low Oil Pressure | Low crankcase oil level, Clogged oil cooler or filter, Excessive oil temperature, Defective oil pump, Incorrect oil, Oil pressure regulating valve failure, Broken piston spray jet, Clogged oil pump screen or cracked pick-up tube, Excessive main or connecting rod bearing clearance | Fill crankcase to proper oil level., Remove and inspect oil cooler. See your John Deere engine distributor or servicing dealer., Remove and inspect oil cooler. See your John Deere engine distributor or servicing dealer., Remove and inspect oil pump. See your John Deere engine distributor or servicing dealer., Drain crankcase and refill with correct oil., Remove and inspect oil pressure regulating valve. See your John Deere engine distributor or servicing dealer., Replace piston spray jet. See your John Deere engine distributor or servicing dealer., Remove oil pan and clean screen/replace pick-up tube., Determine bearing clearance. See your John Deere engine distributor or servicing dealer. |
| High Oil Pressure | Improper oil classification, Oil pressure regulating valve bushing loose (wanders), Improperly operating regulating valve, Plugged piston spray jet, Stuck or damaged filter bypass valve, Stuck or damaged oil cooler bypass valve | Drain crankcase and refill with correct oil., Remove and inspect oil pressure regulating valve. See your John Deere engine distributor or servicing dealer., Remove and inspect oil pressure regulating valve. See your John Deere engine distributor or servicing dealer., Replace piston spray jet. See your John Deere engine distributor or servicing dealer., Remove and inspect filter bypass valve. See your John Deere engine distributor or servicing dealer., Remove and inspect oil cooler bypass valve. See your John Deere engine distributor or servicing dealer. |
| Excessive Oil Consumption | Too low viscosity crankcase oil, Crankcase oil level too high, External oil leak(s), Oil control rings worn or broken, Scored cylinder liners or pistons, Worn valve guides or stems, Excessive oil pressure, Piston ring grooves excessively worn, Piston rings sticking in ring grooves insufficient piston ring tension, Piston ring gaps not staggered, Front and/or rear crankshaft oil seal faulty | Drain crankcase and refill with correct viscosity oil., Drain oil until oil level is correct., Determine source of oil leak(s) and repair as required., Replace piston rings. See your John Deere engine distributor or servicing dealer., Remove and inspect cylinders and liners; replace as required. See your John Deere engine distributor or servicing dealer., Inspect and measure valve stems and valve guides; repair as required. See your John Deere engine distributor or servicing dealer., See High Oil Pressure above., Remove and inspect pistons. See your John Deere engine distributor or servicing dealer., Remove and inspect pistons. See your John Deere engine distributor or servicing dealer., Remove and inspect pistons. See your John Deere engine distributor or servicing dealer., Remove and inspect pistons. See your John Deere engine distributor or servicing dealer., Replace oil seals. See your John Deere engine distributor or servicing dealer. |
| Fuel in Oil | See LOW PRESSURE FUEL SYSTEM TROUBLESHOOTING later in this section. | |
| Coolant in Oil | See COOLING SYSTEM TROUBLESHOOTING later in this section. | |
| Engine Overheats | Lack of coolant in cooling system, Radiator core and/or side screens dirty, Engine overloaded, Too low crankcase oil level, Loose or defective fan belt, Defective thermostat(s), Damaged cylinder head gasket, Defective coolant pump, Defective radiator cap | Fill cooling system to proper level., Clean radiator as required., Reduce engine load., Fill crankcase to proper oil level., Replace fan belt as required. Check belt tensioner. (See Lubrication and Maintenance 500 Hour/12 Month section.), Test thermostat opening temperature; replace thermostats as required. (See Service as Required section.), Replace cylinder head gasket. See your John Deere engine distributor or servicing dealer., Replace coolant pump. See your John Deere engine distributor or servicing dealer., Replace radiator cap as required. |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Katolight D415FPJ4 troubleshooting guide (30 entries) →
Parts
40| Part # | Description | Qty | System | |
|---|---|---|---|---|
| RG5419 | High-Pressure Fuel Pump Serial Number | Fuel pump | Amazon eBay | |
| RG8718A | Coolant Pump Weep Hole | Pump | Amazon eBay | |
| RG8742 | Belt Tensioner Spring Tension and Belt Wear | Belt | Amazon eBay | |
| RG9918 | A—High-Low Speed Select Rocker Switch | 1 | Speed select rocker switch | Amazon eBay |
| 100302 | RG,RG34710,7600 -19-30JUN97-3/4 | Service part / kit | Amazon eBay | |
| 1400302 | RG,RG34710,7606 -19-30JUN97-1/1 | Service part / kit | Amazon eBay | |
| 160302 | RG,RG34710,7601 -19-06SEP02-1/2 | Service part / kit | Amazon eBay | |
| 4100302 | RG,RG34710,7600 -19-30JUN97-2/4 | Service part / kit | Amazon eBay | |
| 55-13 | RG,RG34710,7600 -19-30JUN97-2/4 | Service part / kit | Amazon eBay | |
| 55-14 | RG,RG34710,7600 -19-30JUN97-3/4 | Service part / kit | Amazon eBay | |
| 55-16 | RG,RG34710,7601 -19-06SEP02-1/2 | Service part / kit | Amazon eBay | |
| 55-18 | RG,RG34710,7602 -19-30JUN97-1/3 | Service part / kit | Amazon eBay | |
| 55-20 | RG,RG34710,7602 -19-30JUN97-3/3 | Service part / kit | Amazon eBay | |
| 55-22 | RG,RG34710,7606 -19-30JUN97-1/1 | Service part / kit | Amazon eBay | |
| 55-23 | Diagnostic Trouble Code Display and Touch Switches | Service part / kit | Amazon eBay | |
| JMP11TOQ2 | Yields one shot 61 6 OVERSPEED 3to2 Yields 5 cycle (el7 SWITCH tat[c7 | ca {cg fer cra cry] Te Te faa] oT dT1 d]1 [2 73 [6 19 [9 | 22] 24] | Service part / kit | Amazon eBay | |
| OUODN06 | Rear PTO Serial Number Plate | Service part / kit | Amazon eBay | |
| QUOD002 | Filling Fuel Tank | Service part / kit | Amazon eBay | |
| RG10242 | Crankcase Ventilation Assembly | Service part / kit | Amazon eBay | |
| RG34710 | Safety Alert Symbol | Service part / kit | Amazon eBay | |
| RG6241 | Radiator Coolant Check | Service part / kit | Amazon eBay | |
| RG6557 | DO5104ST Tester | Service part / kit | Amazon eBay | |
| RG8724 | Timing Gear Cover Fill Port | Service part / kit | Amazon eBay | |
| RG8727 | Upper Tensioner Spring Tension | Service part / kit | Amazon eBay | |
| RG8728 | Lower Tensioner Spring Tension | Service part / kit | Amazon eBay | |
| RG8751 | Oil Pan Adapter Fill Port | Service part / kit | Amazon eBay | |
| S203 | Handle Batteries Safely | Service part / kit | Amazon eBay FridayParts $24.89 | |
| T8953 | Avoid Flammable Spray | Service part / kit | Amazon eBay | |
| TS1356 | Handle Starting Fluid Safely | Service part / kit | Amazon eBay | |
| TS187 | Understand Signal Words | Service part / kit | Amazon eBay | |
| TS201 | Replace Safety Signs | Service part / kit | Amazon eBay | |
| TS202 | Handle Fuel Safely—Avoid Fires | Service part / kit | Amazon eBay | |
| TS204 | Prevent Battery Explosions | 0 | Service part / kit | Amazon eBay |
| TS206 | Wear Protective Clothing | 0 | Service part / kit | Amazon eBay $1600.83 |
| TS207 | Protect Against Noise | Service part / kit | Amazon eBay | |
| TS220 | Remove Paint Before Welding or Heating | 1 | Service part / kit | Amazon eBay $13.89 |
| TS226 | Lifting Equipment | Service part / kit | Amazon eBay | |
| TS281 | Service Cooling System Safely | 0 | Service part / kit | Amazon eBay |
| TS291 | Prepare for Emergencies | Service part / kit | Amazon eBay | |
| X9811 | Safety Equipment | 0 | 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 | 76.84 | 20.3 | |
| Prime | 50% | 42.4 | 11.2 |
| Prime | 75% | 21.2 | 5.6 |
| Standby | 116.97 | 30.9 |
Available documents
Spec sheet — 43462001 katolight d415frj4 415 kw spec sheets (Katolight)Spec sheet — D415FRJ4 (Katolight)Service manual — 43462001 katolight d415frj4 415 kw operators manual (Katolight)