Â
Change oil, replace parts leaking air.
Â
Listen to rotating sound at lowspeed
operation. If necessary, repacle flex-
ible plate.
Â
Disassemble, check and replace.
Â
Disassemble, check and replace.
Â
Check impeller or check drained oil
for mixing of foreign matter.
If necessary, change oil.
Â
Disassemble and check. If necessa-
ry, retighten or repalce.
Â
Disassemble, check and replace.
Â
Disassemble, check and replace.
Â
Check to see whether or not truck
moves even when transmission is in
neutral position. If so, replace clutch
plate.
Â
Disassemble, check and replace
Â
Disassemble, check and replace
Â
Disassemble, check and retighten or
replace
Â
Disassemble, check and replace
9-3
3. TORQUE FLOW SYSTEM
Trouble symptom
1. Excessive oil
temperature rise
1) Torque converter
2) Transmission
Â
Improper oil level.
Â
Impeller interfering with surroundings.
Â
Stator and free wheel malfunctioning.
Â
Air sucked in.
Â
Water intruding into transmission
case
Â
Bearing worn or seizing.
Â
Gauge malfunctioning.
Â
Clutch dragging.
Â
Bearing worn or seized.
Â
Check oil level. Add or drain oil as
necessary.
Â
After draining oil from oil tank and
transmission, check and replace
interfering parts.
Â
Check enigne (stalling) speed.
If necessary, replace.
Â
Check the inlet side joint or pipe.
If necessary, retighten joint or repla-
ce gasket.
Â
Check drained oil.
If necessary, change oil.
Â
Disassemble, inspect, repair or repla-
ce.
Â
Check and, if necessary, replace.
Â
Check to see whether or not truck
moves even when transmission is
placed in neutral position. If so, repl-
ace clutch plate.
Â
Disassemble, check and replace.
Probable cause
Remedy
2. Noise operation
1) Torque converter
2) Transmission
Â
Cavitation produced.
Â
Flexible plate damaged.
Â
Bearing damaged or worn.
Â
Gear damaged.
Â
Impeller interfering with surroundings.
Â
Bolt loosening.
Â
Spline worn.
Â
Noise gear pump operation.
Â
Dragging caused by seizing clutch.
Â
Bearing worn or seizing.
Â
Gear damaged.
Â
Bolt loosening.
Â
Spline worn.