19
901136 REV A 10/3/11, INST 64-66 CHEV P-UP wo AC w/ STD EVAP KIT PG 19 OF 24
RED
CIRCUIT BREAKER
30 AMP
+
+
-
BLAC
K
RED
WHI
TE
RED
CHASSIS
GROUND
HEATER
CONTROL
VALVE
A/C
COMPRESSOR
RELAY
HEATER
CONTROL
VALVE RELAY
IGNITION SWITCH:
DASH LIGHT:
NOTE:
MOUNT RELAYS
IN DESIRED
LOCATION
UNDER DASH
GREEN
FIREWALL
BLUE
BLUE
RED
&
WHITE
VIOLET
(IGNITION HOT
TERMINAL)
IGNITION
SWITCH
DASH BACK LIGHT+0-12v
TAN
GRAY
GREEN
RED
BLUE
WHITE
WHITE
WARNING:
ALWAYS MOUNT CIRCUIT
BREAKER UNDER THE HOOD
IN THE ENGINE COMPARTMENT
AND AS CLOSE TO THE
BATTERY AS POSSIBLE
RED
RED
WHITE
COMPRESSOR
BATTERY
NOTE:
CONNECT WHITE
WIRES DIRECTLY TO
(-) BATTERY TERMINAL
CONNECT
CONNECT
CONNECT
CONNECT
CONNECT
CONNECT
BAT
RUN
12 V
BINARY
SAFETY
SWITCH
YELLOW
ORANGE
WIRING
HARNESS
VIOLET 12v IGN SWITCH SOURCE (KEY
ON ACCESSORY) POSITION MUST BE
SWITCHED.
TAN WIRE USED ONLY WITH VINTAGE
AIR SUPPLIED CONTROL PANEL WITH
LED BACK LIGHT.
RELAY:
GREEN WIRE IS HEATER CONTROL
VALVE.
BLUE WIRE IS A/C COMPRESSOR.
BINARY- CONNECT AS SHOWN TYPICAL
COMPRESSOR WIRING. BE SURE
COMPRESSOR BODY IS GROUNDED.
TRINARY SWITCH- CONNECT
ACCORDING TO TRINARY SWITCH
WIRING DIAGRAM
INSTALL SOLENOID POINTING DOWN.
NORMAL TO GET VERY HOT DURING
OPERATION.
WHITE GROUND WIRE (NOT PART OF
HARNESS) SUPPLIED IN KIT.
NORMALLY OPEN VALVE MUST BE
CONNECTED FOR PROPER SYSTEM
OPERATION.
WHITE
MUST
RUN TO (-) BATTERY. RED
MAY RUN TO (+) BATTERY OR STARTER.
MOUNT CIRCUIT BREAKER AS CLOSE
TO BATTERY AS POSSIBLE.
HEATER CONTROL VALVE:
BINARY/ TRINARY & COMPRESSOR:
CIRCUIT BREAKER/ BATTERY:
CONTROL
WIRING
HARNESS
NOTE:
YELLOW & ORANGE
COMING FROM
HARNESS ARE NOT
USED.
WIRING
HARNESS
GEN IV WIRING CONNECTION INSTRUCTION
GRAY WIRE IS USED FOR
PROGRAMING CONTROLS
IF APPLICABLE
WIRING
HARNESS
