Eagle TT-4 Parts And Service Manual page 163

M
AINTENANCE
YANMAR ENGINE TROUBLE SHOOTING
SYMPTOM
Engine Does Not Start
Starter motor operates
but engine does not start
Starter motor does not
operate or rotates too
slowly(engine can be
turned manually)
Engine cannot be
manually turned
White or Black Exhaust Smoke
Black exhaust smoke
White exhaust smoke
TT4-8 4TNV98
PROBABLE CAUSE
No diesel fuel
Air in fuel system
Improper diesel fuel
Clogged fuel filter
Poor fuel injection
Compressed air leakage from
intake/exhaust valves
Faulty engine stop solenoid
Battery needs charging
Faulty starter switch
Faulty starter motor
Inner parts seized or damaged
Engine overload
Clogged air cleaner element
Improper diesel fuel
Faulty spraying of fuel injection
Exessive intake/exhaust valve
clearance
Improper diesel fuel
Faulty spray pattern of fuel injection
Fuel injection timing delay
Engine burning oil
ACTION
Refuel and prime fuel system
Prime fuel system
Replace with recommended
diesel fuel
Replace fuel filter
See authorized Yanmar
industrial engine dealer
or distributor
Check electrolyte, recharge
Clean terminals, retighten
See authorized Yanmar
industrial engine dealer
or distributor
Reduce load
Clean element or replace
Replace with recommended
diesel fuel
See authorized Yanmar
industrial engine dealer
or distributor
Replace with recommended
diesel fuel
See authorized Yanmar
industrial engine dealer
or distributor
REV30 8.4.15
163