123
TROUBLESHOOTING
3.14.4.3 ENGINE
TROUBLE CAUSE REMEDY
Oil pressure warning light remains on
even with engine at high speed:
•
Oil level in oil pan too low.
•
Oil filter clogged.
•
Oil unsuitable for the season
•
Top up.
•
Change filter.
•
Change.
Steam comes out of radiator breather
pipe
Engine coolant temperature indicator
reaches overheating red range:
•
Fluid level low, fluid leakages.
•
Fan belt slackened.
•
Radiator fins damaged or closed.
•
Faulty thermostat.
•
Radiator cap loose or broken. Work-
ing at considerable altitude
•
Top up, repair.
•
Check belt tension.
•
Repair or clean.
(•)
Change.
•
Tighten cap or change unit.
Engine coolant temperature indicator
always positioned at the bottom of the
range (white range):
•
Faulty instrument.
(•)
Change.
Engine coolant temperature indicator
always positioned within the red range:
•
Faulty thermostat.
•
Faulty instrument.
(•)
Change.
(•)
Change.
Engine does not start with starter run-
ning
•
No fuel.
•
Air in fuel system.
•
Compression defect (valves with
wrong clearance).
•
Refuel.
•
Bleed system.
(•)
Adjust valve clearance.
Exhaust gases white or light blue:
•
Too much oil in oil pan.
•
Unsuitable fuel.
•
Correct oil level.
•
Change with suitable fuel.
Exhaust gases occasionally tend to be
black:
•
Air cleaner clogged.
•
Faulty injectors.
•
Faulty compression.
•
Clean or change.
(•)
Change.
(•)
Adjust valve clearance.
Combustion noise occasionally resem-
bles a blow:
•
Faulty injectors.
(•)
Change.
Abnormal noises (during combustion or
in mechanical parts)
•
Fuel with low cetane rating.
•
Overheating.
•
Exhaust silencer inside damaged.
•
Excessive valve clearance.
•
Change with fuel in compliance with
standards
•
See “defects of temperature indica-
tor”.
(•)
Change.
(•)
Adjust valve clearance.
Summary of Contents for PC110R-1
Page 2: ......
Page 19: ...17 SAFETY AND ACCIDENT PREVENTION...
Page 51: ...49 THE MACHINE AND ITS OPERATIONS...
Page 126: ...124 PAGE INTENTIONALLY LEFT BLANK...
Page 127: ...125 MAINTENANCE...
Page 190: ...188 PAGE INTENTIONALLY LEFT BLANK...
Page 191: ...189 TECHNICAL SPECIFICATIONS...
Page 198: ...196 PAGE INTENTIONALLY LEFT BLANK...
Page 199: ...197 AUTHORISED OPTIONAL EQUIPMENT...