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Clarke RC115D Generator Set

The Clarke RC115D is a Diesel generator set powered by a John Deere 4045HF285 engine. It is available at 120/208 V, 277/480 V and 120/240 V. It holds about 12 L (3.2 gal) of oil and 12.5 L (3.3 gal) of coolant. The set measures 4211×1821×2123 mm (165.8×71.7×83.6 in) and weighs about 2612 kg (5758 lb). An integrated tank holds 719.2 L (190.0 gal). The same 4045HF285 engine also powers generator sets from Kohler, MQ Power and MTU.

4.5 L
Displacement
12.0 L
Oil capacity
1
Document types

Service parts for the RC115D

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required

Fuel system

1 required
CO2775Fuel filter (primary)see priceAmazon

Oil system

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

FuelDiesel
Oil capacity12.0 L
AlternatorLeroy-Somer LSA 42.2/43.2/44.2/46.2/47.2 (4-pole)
Voltage options120/208 V, 277/480 V, 120/240 V
Battery voltage12 V
Dimensions (L×W×H)4211×1821×2123 mm
Dry weight2612 kg
Fuel tank719.2 L

Engine

John Deere 4045HF285
Oil capacity12.0 L
Coolant capacity12.5 L
Displacement4.5 L
Aspiration4-Cycle
Rated speed1800 rpm

Maintenance & consumables

for the John Deere 4045HF285
ItemSpecCapacityPart #Interval
Air filterAir Cleaner Element (Engine) PrimaryG030073 Amazon eBay
Fuel filter
Fuel filterElement, Fuel Water SeparatorCO2775 Amazon eBay
Oil filterElement, Oil FilterC04521 Amazon eBay
Oil12.0 L

Common questions

What engine does the Clarke RC115D use?

The Clarke RC115D is powered by the John Deere 4045HF285 engine.

What kind of fuel does the Clarke RC115D run on?

The Clarke RC115D runs on Diesel.

What is the oil capacity of the Clarke RC115D?

The John Deere 4045HF285 engine in the Clarke RC115D has an oil capacity of 12.0 liters.

Which alternator is fitted to the Clarke RC115D?

The Clarke RC115D uses a Leroy-Somer LSA 42.2/43.2/44.2/46.2/47.2 alternator. It has 4 poles.

What oil filter does the Clarke RC115D use?

The Clarke RC115D uses oil filter part number C04521.

Which fuel filter part number does the Clarke RC115D take?

The Clarke RC115D uses fuel filter part number CO2775.

What air filter does the Clarke RC115D use?

The Clarke RC115D uses air filter part number G030073.

Troubleshooting

6

Symptoms & remedies

SymptomCauseRemedy
Excessive overheating of one or both bearings (temp of bearings over 80°C) (With or without abnormal bearing noise)If the bearing has turned blue or if the grease has turned black, change the bearing.
Excessive overheating of alternator frame (temperature rise of more than 40°C above ambient)Air flow (inlet-outlet) partially clogged or hot air is being recycled either from alternator or prime mover. Alternator is functioning at too high a voltage (over 105% of rated voltage on load). Alternator overloaded
Too much vibrationMisalignment (coupling) Defective mounting or play in coupling Incorrect balancing of shaft (Engine-Alternator)
No voltage at no load or startupConnect a battery of 4 to 12 volts to terminals E+(F+) or E-(F-) respecting the polarity on the A.V.R for 2 to 3 seconds. The alternator builds up and voltage is correct when the battery is removed.
Lack of residual magnetism in alternator- Check the connections of the sensing leads to the A.V.R. - Faulty rotating diode - Short-circuit on rotor windings
Voltage collapses during normal operationCheck the AVR, the surge suppressor, the rotating diodes and replace any defective part

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Clarke RC115D troubleshooting guide (12 entries) →

Parts

17
Part #DescriptionQtySystem
C04521Element, Oil FilterOil filter Amazon eBay
CO2775Element, Fuel Water SeparatorFuel filter Amazon eBay
CO2776Element, Fuel Filter PrimaryFuel filter Amazon eBay
G030071Air Cleaner Element (Engine) SecondaryAir filter Amazon eBay
G030073Air Cleaner Element (Engine) PrimaryAir filter Amazon eBay
G030074Air Cleaner Element (Engine) SecondaryAir filter Amazon eBay
G122208Clarke Eng Fluid - 5 galFluid Amazon eBay
G122209Clarke Eng Fluid -1 galFluid Amazon eBay
G30070Air Cleaner Element (Engine) PrimaryAir filter Amazon eBay
G122189250 hour Maintenance Kit (without fluids)Service part / kit Amazon eBay
G122190250 hour Maintenance Kit (without fluids)Service part / kit Amazon eBay
G122194250 hour Maintenance Kit (& engine fluids)Service part / kit Amazon eBay
G122195250 hour Maintenance Kit (& engine fluids)Service part / kit Amazon eBay
G122199500 hour Maintenance Kit (without fluids)Service part / kit Amazon eBay
G122200500 hour Maintenance Kit (without fluids)Service part / kit Amazon eBay
G122204500 hour Maintenance Kit (& Engine fluids)Service part / kit Amazon eBay
G122205500 hour Maintenance Kit (& Engine fluids)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.

Available documents

Operator's manual — manual iom - rc mobile line - g131740.sflb (Clarke)