Cessna T188C - Page 180

MODEL 188 & T188 SERIES SERVICE MANUAL
11-71. STARTING SYSTEM.
When
the solenoid is'activated,
its contacts close and
electrical
current energizes
the motor.
Initial rota-
11-72.
DESCRIPTION. The automatically-engaged
tion of the
motor engages the starter through
an over-
starting system
employs an electrical starter
motor running clutch
in the starter adapter, which
incorpo-
mounted to a 90-degree
adapter. A starter solenoid
rates worm reduction gears.
The starter motor is
is activated by a push-button on the instrument panel. located just aft of the right rear cylinder.
11-73.
TROUBLE
SHOOTING.
TROUBLE
PROBABLE
CAUSE
REMEDY
STARTER
WILL NOT OPERATE.
Defective master switch
or Install new switch
or wires.
circuit.
Defective
starter switch
or Install
new switch or
wires.
switch circuit.
Defective starter
motor.
Repair or replace
starter motor.
STARTER MOTOR RUNS, BUT Defective overrunning clutch Install new starter adapter.
DOES NOT TURN CRANK- or drive.
SHAFT.
Starter
motor shaft broken.
Install
new starter motor.
STARTER MOTOR DRAGS.
Low battery.
Charge
or install new battery.
Starter switch or relay contacts Install serviceable unit.
burned or dirty.
Defective starter motor Install new cable.
power cable.
Loose or dirty connections. Remove, clean and tighten all
terminal connections.
Defective starter motor. Check starter motor brushes,
brush
spring
tension,
thrown
solder on brush cover. Repair
or install new starter motor.
Dirty or worn commutator. Clean and turn commutator.
STARTER EXCESSIVELY
Worn starter
pinion.
Replace starter drive.
NOISY.
Worn or broken teeth Replace crankshaft gear.
on crankshaft gears.
11-24