Lubrication
Operation & Maintenance Manual
Book 22482517 (7-09) Rev A
67
Engine starts but
will not turn or
engine shuts
down
prematurely.
Electrical fault.
Test the electrical circuits.
Low engine oil
pressure.
Check the oil level and oil filter(s).
Safety shut-down
system in operation.
Check the safety shut-down switches.
Fuel starvation.
Check the fuel level and fuel system
components.
Replace the fuel filter if necessary.
Switch failure
Test the switches.
High compressor oil
temperature.
Check the compressor oil level and oil cooler.
Check the fan drive.
Water present in fuel
system.
Check the water separator and clean if
required.
Faulty relay.
Check the relays and replace if necessary.
Engine
Overheats.
Low water level
Check the level and replenish if necessary.
Blocked radiator.
Stop the machine and clean the cooling fins
with compressed air or steam. Use reduced
pressure for cleaning the fins.
Reduced cooling air
from fan.
Check the fan and the drive belts. Check for
any obstruction inside the cowl.
Faulty thermostat
Check the thermostat and replace if necessary.
Engine speed
too high.
lncorrect throttle arm
setting.
Check the engine speed setting.
Engine speed
too low.
lncorrect throttle arm
setting.
Check the throttle setting.
Blocked fuel filter.
Check and replace if necessary.
Blocked air filter.
Check and replace the element if necessary.
Incorrectly set
regulation system.
Reset the regulation system. Refer to SPEED
AND PRESSURE REGULATION
ADJUSTMENT in the MAINTENANCE section
of this manual.
Premature unloading.
Check the regulation system.
Excessive
vibration
.
Engine speed too low.
See "Engine speed too low"
Leaking oil seal.
Improperly fitted oil
seal.
Replace the oil seal.
FAULT
CAUSE
REMEDY
Summary of Contents for Doosan HP750WCU-T2
Page 2: ...2...
Page 6: ...6 Always use Ingersoll Rand Replacement parts...
Page 7: ...Book 22482517 7 09 Rev A 7 Foreword...
Page 11: ...Book 22482517 7 09 Rev A 11 Safety...
Page 18: ...Operation Maintenance Manual Safety 18 Book 22482517 7 09 Rev A...
Page 19: ...Safety Operation Maintenance Manual Book 22482517 7 09 Rev A 19...
Page 20: ...Operation Maintenance Manual Safety 20 Book 22482517 7 09 Rev A...
Page 22: ...Operation Maintenance Manual Safety 22 Book 22482517 7 09 Rev A...
Page 23: ...Safety Operation Maintenance Manual Book 22482517 7 09 Rev A 23...
Page 24: ...24 Book 22482517 7 09 Rev A...
Page 26: ...Operation Maintenance Manual Safety 26 Book 22482517 7 09 Rev A...
Page 27: ...Book 22482517 7 09 Rev A 27 Noise Emission...
Page 33: ...Book 22482517 7 09 Rev A 33 Section C General Data...
Page 36: ...36 Book 22482517 7 09 Rev A Always use Ingersoll Rand Replacement parts...
Page 37: ...Book 22482517 7 09 Rev A 37 Section D Operating Instructions...
Page 47: ...Book 22482517 7 09 Rev A 47 Section E Maintenance...
Page 60: ...60 Book 22482517 7 09 Rev A Always use Ingersoll Rand Replacement parts...
Page 61: ...Book 22482517 7 09 Rev A 61 Section F Lubrication...
Page 64: ...Operation Maintenance Manual Lubrication 64 Book 22482517 7 09 Rev A Torque Setting Table...
Page 65: ...Lubrication Operation Maintenance Manual Book 22482517 7 09 Rev A 65 Torque Setting Table...