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PART 16-1
PAGE
GENERAL VENTILATING, HEATING,
AND ACCESSORIES SERVICE .
. .. 16-1
PART 16-4
RADIO ...
PART 16-5
16-1
GROUP
16
PAGE
. .......... 16-21
PART 16-2
SPEED CONTROL . . . . . . . . . . . . . . . 16-25
VENTILATING AND HEATING
. 16-11
PART 16-6
PART 16-3
AUTOMATIC HEADLIGHT DIMMER ... 16-27
AIR CONDITIONING . . . . . .
. 16-13
PART 16-7
SPECIFICATIONS . . . . . . . . . . . . . . . 16-30
PART
16-1
GENERAL VENTILATING, HEATING,
AND ACCESSORIES SERVICE
Section
Page
........ 16-1
....... 16-9
Section
Page
1 Diagnosis and Testing ......... .
3 Cleaning and Inspection .................. 16-9
2 Common Adjustments and Repairs
D
DIAGNOSIS AND TESTING
VENTILATING AND HEATING TROUBLE DIAGNOSIS GUIDE
1.
Burned out fuse or loose wires
to the heater blower.
2.
Defective motor ground.
:':.Fan loose on motor shaft or
INSUFFICIENT OR NO HEAT
motor stalled.
4. Defective heater blower switch.
~i.
Defective blower motor.
6.
Defective thermostat.
\
~·.
Defective water control valve.
·-
I. Improperly adjusted defroster
INSUFFICIENT OR NO
air duct doors.
DEFROSTING
2.
Disconnected defroster hose.
:~.
Binding defroster door(s).
-
TOO MUCH HEAT
l.
Defective water control valve.
AIR CONDITIONING TROUBLE DIAGNOSIS GUIDE
INSUFFICIENT OR NO
C-oOLING
l.
Inoperative magnetic clutch.
~~-
Inoperative blower.
::. Obstructed air passages.
4.
Complete loss of charge (no
bubbles in sight glass at system
start up).
.}. Partial loss of charge (con-
tinuous hubbies in sight glass after
start up).
fi.
Service valves improperly set.
7. Inoperative servo.
8. A kinked, clogged, or collapsed
water hose.
9.· Improperly connecte5l
heater
hoses.
10. Plugged heater core(s).
11. Improperly
installed
engine
thermostat.
12. Air leaks in the ventilation
system.
4. Plugged or loose defroster noz-
zle.
5. Obstructed defroster openings
at windshield.
2. Malfunctioning thermostat.
8. Suction pressure low, discharge
pressure OK.
9. Suction
pressure
high,
dis-
charge pressure OK.
10. Discharge pressure low, suc-
tion pressure high.
11. Compressor defective, or loose
compressor belt.
12. Vacuum lines kinked, clogged,
loose, or off.
13. Thermostat defective.
CONTINUED ON NEXT PAGE
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