Ingersoll-Rand MHP825WCAT, Operation & Maintenance Manual

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Operation & Maintenance Manual Fault Finding
90
Fault Finding
Fault Finding
FAULT CAUSE REMEDY
No reaction
from
instrument
panel when
key turned to
(I) position. Emergency stop actuated. Reset emergency stop button.
Batteries not connected. Connect batteries.
Fuse at starter motor
‘blown’. Replace fuse.
Engine fails to
start. Low battery charge. Check the fan belt tension, battery and
cable connections.
Bad earth connection. Check the earth cables, clean as required.
Loose connection . Locate and make the connection good.
Fuel starvation. Check the fuel level and fuel system
components. Replace the fuel filter if
necessary.
Relay failed . Replace the relay.
Faulty stop solenoid Check the stop solenoid
Engine stops
while in
service or is
reluctant to
start. Low fuel level. Fill fuel tank and bleed air from fuel system
if necessary. (Refer to
MAINTENANCE
SECTION) .
Safety shut-down system
in operation. Check the safety shut-down switches.
Engine starts
but stalls
when the
switch returns
to position I. Electrical fault . Test the electrical circuits.
Low engine oil pressure. Check the oil level and the oil filter(s).
Low water level . Check if the low water lamp is
extinguished.
Faulty relay . Check the relays.
Faulty key–switch . Check the key–switch.