Workshop Manual

COMPILER TECO/ATL
REG. CODE
1-5302-509
MODEL N°
50778
DATE OF ISSUE
10.06.99
REVISION 00
ENDORSED
DATE
10.06.99
9
The table gives the causes of some of the faults that may occur during operation.
Proceed systematically with the simplest inspections before removing or replacing any parts.
DISASSEMBLY / REASSEMBLY
ADJUSTMENTS
MAINTE-
NANCE
ELECTRICAL
CIRCUIT
LUBRICATION
CIRCUIT
FUEL
CIRCUIT
PROBABLE CAUSES AND THEIR REMEDIES
Clogged tubes
Fuel filter clogged
Air in the fuel circuit
Tank plug venting hole clogged
Defective fuel pump
Fuel dirty or containing water
Carburetor incorrectly regulated
Dirty carburetor
Oil level too high
Pressure regulating valve jammed or dirty
Worn oil pump
Air in oil intake pipe
Defective pressure gauge or pressure switch
Oil intake pipe clogged
Oil filter clogged
Electronic module defective
"Hall" module sensor faulty
Battery low
Wiring uncertain or incorrect
Defective ignition switch
Defective starter motor
Defective coil
Spark plug grounded or defective
Spark plug cable disconnected
Cut-Off defective or disconnected
Air filter clogged
Coolant fluid radiator clogged
Coolant fluid level low or containing air
Engine overloaded
Speed governor levers incorrectly timed
Speed gov. spring broken, released or unsuitable
Idling rate too low
Piston rings worn or jammed
Cylinders worn or scored
Valve guides worn
Faulty valve housings
Valves jammed
Worn connecting rod journal bushes
Governor levers not free to slide
Drive shaft not free to slide
Damaged big-end seals
Timing belt broken
PROBABLE CAUSE
FAULTS
Irregular speed
Fails to accelerate Starts then stops
Fails to start
Black smoke
White smoke
Low oil pressure
High oil pressure
Excessive oil consumption
Oil and fuel drip from exhaust
Coolant fluid overheats
TROUBLESHOOTING
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