The Isuzu 4LE2 is a 44 kW (60 kVA) Diesel prime generator set powered by a Isuzu 4LE2X engine. It is available at 120 V, 240 V, 208 V and 480 V, 3-phase. It holds about 8.1 L (2.1 gal) of oil and 2.8 L (0.7 gal) of coolant. Starting uses 1 group-24 battery. The set weighs about 1084.5 kg (2391 lb) and produces 59 dBA at 7 m. The same 4LE2X engine also powers generator sets from Echo, Hipower and Westquip Diesel Sales.
Wrong selection of kind and viscosity. Improper installation of filter and piping. Incorrect injection timing. Incorrect injection pressure. Injection nozzle malfunction. Incorrect valve clearance adjustment. Cylinder compression pressure leakage. Poor cylinder compression pressure. Insufficient air intake amount. Air cleaner clogging. Such as inferior ventilation.
Engine overheat
Insufficient coolant amount. Fan belt slippage. Thermostat malfunction. Cooling system defect. Radiator filler cap malfunction. Cooling system interior fouled. Radiator clogging. Engine over-loaded. Air cleaner element clogging. Insufficient ventilator. Stopped coolant flow (high concentration of antifreezer, etc.). Lack of oil. Improper oil - Wrong selection of kind and viscosity. Low oil pressure. High coolant temperature.
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
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.