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HEATER
CONTROL
VALVE RELAY
HEATER
CONTROL
VALVE
REFER TO CONTROL
PANEL INSTRUCTIONS
AND PLUG IN ACCORDINGLY
BINARY
SAFETY
SWITCH
NOTE: IF USING TRINARY
SAFETY SWITCH- REFER TO
WIRING SCHEMATIC SUPPLIED
WITH TRINAY SAFETY SWITCH
FOR PROPER WIRING INSTRUCTIONS
(IGNITION HOT
TERMINAL)
NOTE: CONNECT WHITE
WIRES DIRECTLY TO
( ) BATTERY TERMINAL
CONNECT
CONNECT
BACK SIDE
OF EVAPORATOR
FRONT SIDE
OF EVAPORATOR
CONNECT
(SUPPLIED
GROUND
WIRE, NOT
PART OF
HARNESS)
CIRCUIT BREAKER
30 AMP
CONNECT
CONNECT
CONNECT
CONNECT
CONNECT
NOTE:
MOUNT RELAYS
IN DESIRED
LOCATION
UNDER DASH
NOTE:
YELLOW, ORANGE
& TAN COMING FROM
HARNESS ARE
GRAY WIRES IS USED
FOR PROGRAMING
CONTROLS IF APPLICABLE
NOT USED.
GEN IV WIRING
CONNECTION
INSTRUCTIONS
CONTROL
WIRING
WIRING
HARNESS
HARNESS
A/C
COMPRESSOR
RELAY
GROUND
+
+
-
W
HT
GRN
B
L
U
E
BLA
CK
B
L
UE
R
E
D
R
E
D
RE
D
RE
D
RE
D
W
H
T
W
H
T
W
H
T
W
HT
W
HT
V
I
OL
ET
WH
T
WH
T
CHASSIS
BATTERY
COMPRESSOR
BA
T
RU
N
IGNITION
12 V
SWITCH
WARNING:
ALWAYS MOUNT CIRCUIT
BREAKER UNDER THE HOOD
IN THE ENGINE COMPARTMENT
AND AS CLOSE TO THE
BATTERY AS POSSIBLE.
18
19
69-7
0
M
U
S
TA
N
G
w/
o
A
C
GEN
I
V
901271 REV A 2/11/08, 69-70 MUSTANG w/o AC GEN IV EVAP INSTR PG 18 OF 26