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16-2·
GROUP 16-VENTILATING, HEATING, AND ACCESSORIES
(296)
AIR CONDITIONING TROUBLE DIAGNOSIS GUIDE (Continued)
INSUFFICIENT OR NO
14. Clutch lead disconnected or
stays open or closed.
broken.
16. Plugs left in compressor under
COOLING (Continued)
15. Expansion valve inoperative,
service valve.
1. Loose, torn, or misaligned belt.
parts in compressor.
NOISY COMPRESSOR
2. Loose, or slipping clutch.
4. Compressor loose on bracket.
3. Foreign material or damaged
COMPRESSOR VIBRATION
1. Broken
or
loose
mounting
2. Loose clutch.
bracket.
3. Loose belt.
RADIO TROUBLE DIAGNOSIS GUIDE
1. Burned out fuse.
tive speaker.
NO RECEPTION
2. Reversed battery polarity.
Be sure that proper voltage is avail-
3. Defective antenna or lead.
able at the set, then substitute the
4. Shorted speaker lead or defec-
known good antenna and speaker.
NOISY RECEPTION-ENGINE NOT
3. Receiver not properly grounded
RUNNING
to instrument panel.
1. Loose connections.
NOISY RECEPTION-CAR IN MOTION
NOISY OR ERRATIC
NOISY RECEPTION-ENGINE RUNNING
1. Loose or broken lead-in cable.
~ECEPTION
1. Defective
suppression
equip-
2. Loose or defective radio an-
ment.
tenna.
2. Suppression
condensers
not
3. Defective
wheel
static
col-
properly grounded.
lectors.
1. Voice coil rubbing on center
3. Foreign material on cone.
DISTORTED OR GARBLED
pole piece of speaker magnet (either
4. Bent or twisted speaker mount-
SOUND
front or rear speaker).
in g.
2. Torn speaker cone.
1. Beyond normal reception dis-
ception is poor be sure that antenna
WEAK RECEPTION
tance from station ( FM only).
is at 30-32 inch height before trying ·
2. Defective antenna. If FM re-
a new antenna.
NO SOUND FROM
1. One speaker defective.
tive. Operate fader to determine
ONE SPEAKER
2. Wiring to dead speaker defec-
speaker at fault.
ELECTRIC ANTENNA TROUBLE DIAGNOSIS GUIDE
MOTOR DOES NOT
1. Burned out fuse.
3. Poor ground.
OPERATE
2. Defective switch or wiring.
4. Defective motor.
MOTOR OPERATES IN ONLY
1. Defective switch or wiring.
ONE DIRECTION
2. Defective motor.
MOTOR RUNS BUT WANDS
1.
Bent or corroded wands.
DO NOT MOVE
2. Defective drive assembly.
SPEED CONTROL TROUBLE DIAGNOSIS GUIDE
BLOWING FUSES
1. Short or ground in the wiring
circuit (Fig.
1).
1.
Accelerator linkage is broken
3. Blown fuse. Fuse block is ac-
NO SPEED CONTROL
or disconnected.
cessible through left side of glove box.
RESPONSE
2. Drive cable broken or dis-
4. Loose connections or broken
connected.
wires (internal or external).
CONTINUED ON NEXl PAG'£:
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Table of Contents
Troubleshooting
