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Kohler 38RCLC Generator Set

The Kohler 38RCLC is a 38 kW (48 kVA) Natural Gas, LPG standby generator set powered by a Kohler KG2204T engine. It is available at 120/240 V, 120/208 V, 127/220 V and 277/480 V, 1Ø and 3Ø, 60 Hz and rated 159 A. It holds about 4.2 L (1.1 gal) of oil and 13.2 L (3.5 gal) of coolant, with a maximum ambient rating of 45 °C. Starting uses 1 group-24 battery rated 630 CCA at 12 V. The set measures 1880×836×1169 mm (74.0×32.9×46.0 in), weighs about 621 kg (1369 lb) and produces 61 dBA at 7 m.

38 kW
Standby
2.2 L
Displacement
4.2 L
Oil capacity
3
Document types

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Typical fuel consumption for 35–40 kW Bi-Fuel (NG/LP) generators →

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Specifications

FuelNatural Gas, LPG
Frequency60.0 Hz
Standby power38 kW
Standby kVA48
ControllerRDC2
Oil capacity4.2 L
Alternator4E8.3 / 4D8.3 (Class H insulation)
Voltage options120/240 V, 120/208 V, 127/220 V, 277/480 V
Phase1Ø and 3Ø
Rated current159 A
Power factor0.8
Battery group24
Battery cranking630 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity13.2 L
Engine jacket water2.65 L
Max ambient45 °C
Dimensions (L×W×H)1880×836×1169 mm
Dry weight621 kg
Sound level61.0 dBA @ 7 m

Engine

Kohler KG2204T
Oil capacity4.2 L
Coolant capacity13.2 L
Displacement2.2 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Kohler KG2204T
ItemSpecCapacityPart #Interval
Air filter—
Fuel filter—
Oil filter×1—120 hr
Battery—
Belt—
Coolant—
Oil3.3 L—120 hr
Spark plug—

Service specifications

10
TypeItemValueUnitCondition
OtherBattery wrap length1067 (42)mm (in.)
OtherBattery wrap length864 (34)mm (in.)
OtherHeater wrap rating50Watts
OtherHeater wrap rating65Watts
OtherPlug cord length75 (3)mm (in.)
OtherPower cord length1677 (66)mm (in.)
OtherPower cord length1830 (72)mm (in.)
OtherPower cord length483 (19)mm (in.)
TemperatureThermostat off temperature27C (80 F)
TemperatureThermostat on temperature16C (60 F)

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Procedures

1
Installation Guidelines installation

⚠ Minimum 8 feet clearance from exhaust end

⚠ Verify state and local codes for installation distance requirements

  1. Position exhaust aimed away from or parallel to structure
  2. Do not direct exhaust at play areas or gathering spaces
  3. Maintain minimum 5 feet distance from windows, vents, doors or openings
  4. Install minimum 18 inches from structure per NFPA 37
  5. Close windows and doors on adjacent walls
  6. Keep furnace and intakes at least 10 feet from exhaust end
  7. Provide 4 inch thick concrete pad extending 6 inches beyond genset
  8. Maintain clear area with no combustibles within 8 feet of exhaust
  9. Keep sensitive plants and patio furniture at least 8 feet from exhaust

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

What is the power rating of the Kohler 38RCLC?

The Kohler 38RCLC is rated 38 kW standby (48.0 kVA).

Which engine powers the Kohler 38RCLC?

The Kohler 38RCLC is powered by the Kohler KG2204T engine.

What fuel does the Kohler 38RCLC use?

The Kohler 38RCLC runs on Natural Gas, LPG.

What's the oil capacity on a Kohler 38RCLC?

The Kohler KG2204T engine in the Kohler 38RCLC has an oil capacity of 4.2 liters.

How much coolant does the Kohler 38RCLC hold?

The Kohler 38RCLC cooling system holds 13.2 liters (3.5 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

How loud is the Kohler 38RCLC?

The Kohler 38RCLC is rated at 61.0 dBA at 7 m, per the manufacturer specification sheet.

What is the dry weight of the Kohler 38RCLC?

The Kohler 38RCLC has a dry weight of 621 kg (1369 lb).

What voltage does the Kohler 38RCLC produce?

The Kohler 38RCLC is offered in 120/240 V, 120/208 V, 127/220 V, 277/480 V, 1Ø and 3Ø-phase.

What size battery does the Kohler 38RCLC need?

The Kohler 38RCLC uses 1 battery, 12 V each, 630 CCA, group 24, per the manufacturer specification sheet.

Which alternator is fitted to the Kohler 38RCLC?

The Kohler 38RCLC uses a 4E8.3 / 4D8.3 alternator. Insulation class H.

Troubleshooting

1

Symptoms & remedies

SymptomRemedy
Battery short circuitsDisconnect the battery before generator set installation or maintenance.

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

Repair guides

1

Step-by-step procedures compiled from the Kohler service manual for this model.

Parts

6
Part #DescriptionQtySystem
GM103786Battery heater wrap1Battery heater wrap Amazon eBay
GM104701Battery heater wrap1Battery heater wrap Amazon eBay
GM104708Battery heater wrap1Battery heater wrap Amazon eBay
GM103784Battery heater wrap1Service part / kit Amazon eBay
GM104699Battery heater wrap1Service part / kit Amazon eBay $30.00
GM104703-KP1Battery heater kit, 120 Volts, heater wrap rating 50 Watts, battery wrap length 864 mm (34 in.), power cord length 483 mm (19 in.), plug cord length 75 mm (3 in.)1Service part / kit Amazon eBay $105.00

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.

Available documents

Spec sheet (Kohler)Spec sheet — g4305 (Kohler)Reference (Kohler)Reference — g6130 (Kohler)Reference — g6132 (Kohler)Service manual (Kohler)Service manual — PDF-202312 US Kohler Tp7202 en-US1 (Kohler)Service manual — adv9759 (Kohler)

This page was generated from the 8 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.