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Kohler KDI 2504 TCR Generator Set

The Kohler KDI 2504 TCR is a 39.7 kW (49.6 kVA) Diesel standby generator set powered by a Kohler KDI 2504 TCR engine. It operates at 50 Hz. It holds about 11.5 L (3.0 gal) of oil and 17.2 L (4.5 gal) of coolant. The set weighs about 267 kg (589 lb).

39 kW
Standby
2.5 L
Displacement
11.5 L
Oil capacity
4
Document types

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Specifications

FuelDiesel
Frequency50.0 Hz
Standby power39 kW
Standby kVA49
Prime power35 kW
EmissionsEU STAGE V
Oil capacity11.5 L
Dry weight267 kg

Engine

Kohler KDI 2504 TCR
Oil capacity11.2 L
Coolant capacity17.2 L
Displacement2.5 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Kohler KDI 2504 TCR
ItemSpecCapacityPart #Interval
Air filterReplace with a new filter1000 hr find
Fuel filterReplace the fuel filter600 hr find
Oil filterRemove the oil dipstick B. Remove the oil drain plug D and the gasket E (the oil drain plug is on both sides of the oil sump). Drain oil in an appropriate container.600 hr find
BeltCheck by the appropriate tool that at point p the tension value is between 80 and 85 Hz. Using the tool F (DENSO BTG-2 or a similar one) shown in the picture, it is possible to check the corresponding value in Newtons, which should be between 350 and 450 N.1500 hr find
CoolantTop liquid up until the pipes inside the radiator are covered by about 5 mm. Do not overfill the radiator, but leave room for the coolant to expand.5000 hr
Coolant filter find
Hydraulic filter find
OilPlace engine on level surface to ensure accurate measurement of oil level.8.9 lED0053029490600 hr PartsGeek

Common questions

What is the power rating of the Kohler KDI 2504 TCR?

The Kohler KDI 2504 TCR is rated 39 kW standby (49.6 kVA).

What engine does the Kohler KDI 2504 TCR use?

The Kohler KDI 2504 TCR is powered by the Kohler KDI 2504 TCR engine.

What fuel does the Kohler KDI 2504 TCR use?

The Kohler KDI 2504 TCR runs on Diesel.

What is the oil capacity of the Kohler KDI 2504 TCR?

The Kohler KDI 2504 TCR engine in the Kohler KDI 2504 TCR has an oil capacity of 11.2 liters.

Troubleshooting

15

Symptoms & remedies

SymptomCauseRemedy
Warning RED light turn onEngine ECU has detect a malfunctionsContact KOHLER authorised workshops
Warning YELLOW light turn onEngine ECU has detect a malfunctionsContact KOHLER authorised workshops
The engine does not startSulphated battery terminals corrodedClean the battery terminals
The engine starts but stopsInefficient electrical connectionsClean the electrical contacts
RPM instability at idle speedClogged fuel pipesContact KOHLER authorised workshops
Low idle speedClogged fuel pipesContact KOHLER authorised workshops
Poor quality fuelClean the tank and refuel with quality fuel
Blue smokeHigh oil sump levelReplace the engine oil
Excessive fuel consumptionClogged air filterReplace with a new filter
Engine lost its initial performanceClogged air filterReplace with a new filter
Slow accelerationClogged fuel filterReplace the fuel filter
Engine jerkingClogged fuel pipesContact KOHLER authorised workshops
Engine overheatsInsufficient coolant levelFill up to the level
Engine ECU has detect a malfunctionsContact KOHLER authorised workshops
Engine starts but stopsInefficient electrical connectionsClean the electrical contacts

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

Parts

11
Part #DescriptionQtySystem
1903TCRE5EngineEngine PartsGeek
2504TCRE5EngineEngine PartsGeek
4.1.1Engine oil level (4) (8)Oil filter PartsGeek ddtp $19.90
4.1.2Coolant level (8) (9)Coolant PartsGeek
4.3.1Cartridge dry-type air filter (2)Air filter PartsGeek
4.6.1Radiator heat-exchange surface and Intercooler (2) (8)Cooling PartsGeek
5.9.1Standard alternator belt (8)Belt PartsGeek
8972824032Acid charge Pb-Ca maintenance free, 12V - 1100 CCABattery PartsGeek
8972824033Acid charge Pb-Ca maintenance free, 12V - 1100 CCABattery PartsGeek
ED0082051350-SCOV.HEAD GASK.-OR SET 2504 TCR1Gasket PartsGeek
ED0053029490ted battery terminals1Service part / kit PartsGeek

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

RatingLoadL/hgal/h
Prime
Standby

Available documents

Engine spec — Diesel Full Line (Kohler)Engine spec — KDI Power Pack (Kohler)Engine spec — KIP KDI Power Pack (Kohler)Spec sheet — Diesel Genset Ratings Brochure (Kohler)Spec sheet — KDI Power Unit (Kohler)Owner's manual — TP6915 (Kohler)Service manual — ED0053029490 UM KDI 1903 2504TCR REV 18 EN (Kohler)Service manual — OM KDI 1903 2504 TCR-TCRE5-TC Rev 22 EN (Kohler)Service manual — OM KDI 1903 TCR TCRE5 TC EN (Kohler)Service manual — TP6916 (Kohler)Service manual — instrukcja obslugi KDI 2504TCR (Kohler)

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