Engine Troubleshooting
SYMPTOM
CAUSE
REMEDY
Engine
Turning the main switch will not
operate the starter
Clutch not pushed in
Battery flat
Switch faulty
Push the clutch in
Charge or replace the
battery
Contact dealer to repair
or replace
Starter operates but not
enough to turn the engine
Low battery
Bad earth
Thick oil
Charge the battery
Clean the earth lead
and tighten
Drain and replace with
correct oil
Starter operates OK but does
not start the engine
Air in fuel system
Clogged fuel filter
No fuel being supplied
Glow plug disconnected or not working
Bleed the system
Clean or replace both
filters
Fill tank or turn tap on
Contact dealer for repair
Engine revolutions are irregular
Air in the fuel system
Faulty injector
Fuel pipe leak
Bleed the system
Contact dealer for repair
The engine stops at low
revolution
Poor fuel injection
Faulty injection pump
Wrong valve clearance
Wrong idle setting
Faulty injector
Contact dealer for repair
The engine stops suddenly
Lack of fuel
Faulty injectors
Seized engine due to lack of oil, the
wrong oil or lack of coolant
Fill the tank and bleed
the fuel system
Contact dealer for repair
Refill oil or coolant
White smoking from the
exhaust
Oil level too high
Shortage of or faulty fuel
Reduce to correct
quantity
Contact dealer for repair
SYMPTOM
CAUSE
CORRECTIVE MEASSURE
Engine
Engine is overheating
Lack of coolant
Broken or incorrectly set fan belt
Air filter plugged
Clogged radiator
Low oil level
Refill coolant
Set or replace
Clean or replace air filter
Clean the radiator fins
Refill the oil to the right level
Reduced engine power
Injectors are clogged, carbonated and
sticky
Low compression
Leaking valve
Incorrect valve clearance adjustment
Incorrect timing
Lack of fuel
Air filter plugged
Contact an authorized service
Contact an authorized service
Contact an authorized service
Contact an authorized service
Refill tank and check fuel
quality
Clean
The oil indicator light
comes on when the
engine is running
Low oil level
Unsuitable oil
Indicator light or switch error
Oil filter plugged
Refill to correct level
Replace with correct oil
Replace defective part
Contact an authorized service
The alternator indicator
light comes on when the
engine is running
Faulty wiring
Defective alternator
Low electrolyte level or defective
battery
Broken or loose fan belt
Contact an authorized service
Contact an authorized service
Add or replace
Replace or adjust
TROUBLESHOOTING
119
Summary of Contents for UTILIX CL
Page 1: ...OPERATOR S MANUAL UTILIX CL 01 2021 45 Tractor is Zetor Since 1946 55...
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Page 9: ...NOTES 8...
Page 11: ...NOTES 10...
Page 39: ...NOTES 38...
Page 119: ...NOTES 118...
Page 125: ...NOTES 124...
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