Chevrolet Light Duty Truck 1973 Service Manual page 117

COMPRESSOR
HEATER CONTROL
SUPER
SWITCH CONNECTOR
HEAT
| l 5 0 l 59
SWITCH
x
CO I
Q
O
z
^ = > —
O '
o
J
J
o
59 | 59 12021
w
THERMAL
FUSE
I s ] 60 H
JUNCTION
CIRCUIT
BLOCK
BREAKER
DASH
-16 BRN
I C V ' - ,
16 BRN — 4~50~
-
I.P. WIRING |
18 BLK —
r - l
18 ORN
3 '
■p=t
I
•lh 6
10 ORN-BLK
31
J
—
01
16 YEL-BLK
BLOWER RELAY
10 BLK-ORN
10 ORN-BLK1
* 16 GRN DK
Fig. 107 -Floor M ounted System W irin g Diagram (G M odels)
JL
«=<§)
GROUND
POS CIRCUIT
OFF B A H . O NLY
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)