Ingersoll-Rand P185AWIR, Operation And Maintenance Manual

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Operating & Maintenance Manual 4IRI8N - 4IRI8T ENGINE
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Table 7: Engine Overheat
Table 8: Low Oil Pressure
Table 9: Low Engine Output
Cause Corrective Action
Cooling System Defect Insufficient coolant volume
Fan belt slippage
Thermostat malfunction
Radiator filler cap malfunction
Cooling system interior fouled
Radiator clogged
Improper Servicing Engine overload
Air cleaner element clogged
Insufficient airflow/restriction
Restricted coolant flow (high concentration of
antifreeze, etc).
Cause Corrective Action
Lack of Oil Oil leakage
High oil consumption
Wrong Oil Wrong type and viscosity
High Coolant Temperature Overheat
Clogged Filter and Strainer Clean and/or replace
Worn Bearings and Oil Pump Replace
Faulty Relief Valve Replace
Cause Corrective Action
Incorrect Injection Timing Too far advanced
Too far retarded
Injection Nozzle Malfunction Incorrect injection pressure
Incorrect spray condition
Incorrect Injection Pump Adjustment Lack of fuel in tank
Insufficient Fuel Supply to the
Injection Pump
Air in the injection pump
Fuel filter clogged
Overflow valve malfunction
Governor Malfunction Incorrect engine control adjustment
Deteriorated governor spring
Cylinder Compression Leakage Incorrect valve clearance adjustment
Injector nozzle misalignment
Low Cylinder Compressor Pressure Cylinder bore wear
Insufficient Air Intake Volume Air cleaner clogged
Restricted air flow