Chevrolet Light Duty Truck 1973, Service Manual

Page: 117 / 979

LI
G
H
T
D
U
T
Y
T
R
U
C
K
S
E
R
V
IC
E
M
A
N
U
A
L
COMPRESSOR
| l 5 0 l 59
SUPER
HEAT
SWITCH
^ = > —
J
x
CO I
O
Q
z
O'
o
o
J
59 |
59
12021
w
THERMAL
FUSE
CIRCUIT
BREAKER
JUNCTION
BLOCK
DASH
GROUND
-1 6 BRN
16 BRN — 4~50~
I C V ' - ,
-
HEATER CONTROL
SWITCH CONNECTOR
I.P. WIRING |
JL
r - l
—
3 '
I
•lh
31
0 1
■p=t
J
6
BLOWER RELAY
I s ] 60 H 10 O RN-BLK1
* 16 GRN DK
18 BLK — «=<§)
18 ORN
10 ORN-BLK
16 YEL-BLK
10 BLK-ORN
POS CIRCUIT
OFF
B A H . O N LY
LO BATT. LO
MED B A H . LO, MED
HI B A H . L, M , HI
16 YEL
■16 GRN DK
TEMPERATURE
CONTROL
SWITCH
(THERMOSTATIC SWITCH)
Fig. 107 -Floor M ounted System W irin g D iagram (G M odels)
H
E
AT
ER
A
N
D
AIR
C
O
N
D
IT
IO
N
IN
G
1
A
-9
1