Vintage Air 1964 CHEVY IMPALA GEN IV w/ FACTORY AIR Manual Download Page 20

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1964 IMPALA

w/ AC

904064 REV A 7/22/08, 1964 IMPALA w/ AC GEN IV EVAP INSTR PG 20 OF 25

WIRING DIAGRAM

GROUND

DASH/FLOOR

DEFROST/PLENUM

TEMPERTURE BLEND

COMPRESSOR

30 AMP

BLK

DK BLU

RED

GRY

GRN

LT BLU

YEL/BLK

GRN

WHT

ORA

VIO

WHT

ORA
GRY

RED
WHT

N/A TACH
DASH LAMP

(NOT USED)

PRGM

JM8

JM9

JM1

JM2

JM6

JM5

JM4

JM3

GRY

BLK

YEL

VIEWED FROM BOARD TOP SIDE

NOT USED

JF8

TAN

GENIV WIRING DIAGRAM
REVISION B, 2006-05-04

CMPR

= CHASSIS

NOTE:

BATTERY

POS

NEG

BLOWER MOTOR

BAT-POS

BLWR-POS

BLWR-NEG

BAT-NEG

BSC

GEN-IV ECU

CIRCUIT
BREAKER

HCV

RELAY

HEATER

CONTROL

VALVE

BAT

RUN

IGNITION

+ 12v

SWITCH

WIDE OPEN

THROTTLE

SWITCH

(OPTIONAL)

EVAPORATOR
TEMPERATURE
SENSOR

STEPPER

RED
GRN

GRN

YEL

BLK

BLU

STEPPER

RED
GRN

GRN

YEL

BLK

BLU

STEPPER

RED
GRN

GRN

YEL

BLK

BLU

RED

WHT

WHT
WHT/GRN

WHT/YEL

WHT/RED

WHT/BLU

DASH

FLR

DEF

FAN

COLD

HOT

JF8

VIEWED FROM

WIRE SIDE

SWITCH CONTACTS

WIDE OPEN THROTTLE

CLOSE ONLY AT
FULL THROTTLE,
WHICH DISABLES
AC COMPRESSOR

OPTIONAL:

BINARY

DRIER

OR TRINARY

SAFETY

SWITCH

WARNING: ALWAYS MOUNT CIRCUIT

BREAKER UNDER THE HOOD IN THE ENGINE

COMPARTMENT AND AS CLOSE TO

THE BATTERY AS POSSIBLE.

Summary of Contents for 1964 CHEVY IMPALA GEN IV w/ FACTORY AIR

Page 1: ...IMPALA 18865 GOLL ST SAN ANTONIO TX 78266 ph 210 654 7171 fax 210 654 3113 GEN IV w FACTORY AIR 564064 1964 CHEVY IMPALA 90 REV A 7 1 w AC GEN IV EVAP INSTR PG 4064 22 08 964 IMPALA 1 OF 25...

Page 2: ...HEATER CONTROL VALVE INSTALLATION FIGURE 14 16 AC HEATER HOSE ROUTING FIGURE 15 17 FINAL STEPS GLOVE BOX INSTALLATION FIGURES 16 17 17a 18 19 EVAPORATOR HARDLINE INSTALLATION FIGURE 19 20 WIRING DIAGR...

Page 3: ...GED ITEMS EVAPORATOR KIT PACKING LIST EVAPORATOR KIT 564064 No QTY PART No DESCRIPTION 1 2 1 1 784164 744005 1 ACCESSORY KIT 784164 2 GEN IV 3 VENT EVAP SUB CASE 744005 GEN IV 3 VENT EVAP SUB CASE 196...

Page 4: ...E COMPRESSOR CLUTCH IN CASE OF EXTREME LOW PRESSURE CONDITION REFRIGERANT LOSS OR EXCESSIVELY HIGH HEAD PRESSURE 406 PSI TO PREVENT COMPRESSOR DAMAGE OR HOSE RUPTURE A TRINARY SWITCH 11076 VUS COMBINE...

Page 5: ...DY AND TO THE CHASSIS IF THESE PRECAUTIONS ARE NOT OBSERVED IT IS POSSIBLE FOR VOLTAGE SPIKES TO BE PRESENT ON THE BATTERY LEADS THESE SPIKES COME FROM IGNITION SYSTEMS CHARGING SYSTEMS AND FROM TURNI...

Page 6: ...EE FIGURE 1 TO REMOVE O E M EVAPORATOR ASM THE FACTORY MANUAL INDICATES DOING THE FOLLOWING REMOVE RIGHT INNER FENDER O E M A C LINE O E M HEATER BLOWER ASSEMBLY RIGHT INNER FENDER FENDER O E M COMPRE...

Page 7: ...DUCT BY CHISEL OR DIE GRINDER SEE FIGURE 3 BELOW PASSENGER COMPARTMENT CONDENSER ASSEMBLY INSTALLATION REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH THE CONDENSER KIT TO INSTALL THE CONDENSER BINARY SW...

Page 8: ...IN KICK PANEL USING THE 8 8 x 1 2 PAN HEAD SCREWS AS SHOWN IN FIGURE 5b RE INSTALL KICK PANEL USING OEM SCREWS 2 OEM SCREWS PASSENGER SIDE KICK PANEL FIGURE 5 SILICONE KICK PANEL FRESH AIR CAP 605163...

Page 9: ...FIREWALL COVER AS SHOWN IN FIGURE 6a FROM INSIDE THE CAR INSTALL FIREWALL COVER ON FIREWALL SEE FIGURE 6 FROM THE ENGINE COMPARTMENT SECURE FIREWALL COVER TO FIREWALL USING 4 1 4 20 x 1 HEX BOLTS WITH...

Page 10: ...EET METAL SCREWS AND A 1 4 20 x 1 BOLT w FLAT WASHER AND NUT w STAR WASHER AS SHOWN IN FIGURE 7 BELOW APPLY A 1 4 BEAD OF SILICONE AROUND THE BACK SIDE OF THE AC BLOCK OFF PLATE AS SHOWN IN APPLY A 1...

Page 11: ...EVAP REAR BRKT 643164 INSTALL 3 1 4 20 x 1 HEX BOLT AND 1 4 PUSH ON NUT ON EVAP REAR BRKT AS SHOWN IN FIGURE 8a BELOW INSTALL EVAPORATOR FRONT REAR MOUNTING BRACKETS ON EVAPORATOR USING 6 1 4 20 x 1 2...

Page 12: ...RATOR UNIT IS LEVEL AND SQUARE TO THE DASH THEN TIGHTEN ALL MOUNTING BOLTS NOTE TIGHTEN THE BOLT ON FIREWALL FIRST THEN THE FRONT MOUNTING BRACKET SCREWS FIGURE 9a EVAP FRONT BRKT EVAPORATOR BRACKET M...

Page 13: ...E HOSE ADAPTERS AS SHOWN IN FIGURE 11 BELOW VINTAGE AIR RECOMMENDS REMOVING LOUVER DOOR SEE FIGURE 11a INSTALL DRIVER PASSENGER SIDE HOSE ADAPTERS ON OEM LOUVERS SEE FIGURE 11a BELOW INSTALL CENTER LO...

Page 14: ...HROUGH THE CORE SUPPORT FROM DRIER ATTACH THE OTHER END OF THE HARDLINE WITH LUBRICATED O RING TO THE 6 EVAPORATOR HARDLINE COMING THROUGH THE FIREWALL SEE FIGURE 15 PAGE 16 TIGHTEN EACH FITTING CONNE...

Page 15: ...WITH INTAKE MANIFOLD PRESSURE SIDE HEATER HOSE SECURE USING HOSE CLAMPS AS SHOWN IN FIGURE 14 BELOW NOTE PROPER FLOW DIRECTION HEATER HOSE HEATER CONTROL VALVE INSTALLATION NOTE VINTAGE AIR SYSTEMS R...

Page 16: ...8 CONDENSER HARDLINE 091064 6 DRIER CORE HARDLINE 091057 6 HARDLINE DRIER CONDENSER 35056 LCG COMPRESSOR SAFETY SWITCH BINARY TYPE SCREW ON DRIER REFER TO CONDENSER INST 8 A C DISCHARGE HOSE COMP CON...

Page 17: ...UTOMOTIVE AIR CONDITIONING TECHNICIAN EVACUATE THE SYSTEM FOR A MINIMUM OF 45 MINUTES PRIOR TO CHARGING AND LEAK CHECK PRIOR TO SERVICING CHARGE THE SYSTEM TO THE CAPACITIES STATED ON THE INFORMATION...

Page 18: ...VAP INSTR PG 18 OF 25 CENTER LOUVER PASSENGER SIDE LOUVER DRIVER SIDE LOUVER DRIVER SIDE DEF DUCT 2 x 15 PASSENGER SIDE LOUVER 2 x 34 FIGURE 18 PLUG FROM WIRING HARNESS 232001 VUR CENTER LOUVER 2 x 20...

Page 19: ...EVAP INSTR PG 19 OF 25 ECU MODULE PRESS TAPE 10 O RING 33859 VUF 6 O RING 33857 VUF HEATER LINE EVAP TO INTAKE 091661 6 LIQUID LINE 091078 HEATER LINE EVAP TO WATER PUMP 091661 10 SUCTION LINE 091671...

Page 20: ...G BLOWER MOTOR BAT POS BLWR POS BLWR NEG BAT NEG SHLD SHLD PWM BSC GEN IV ECU CIRCUIT BREAKER HCV 30 30 87 87 RELAY RELAY HEATER CONTROL VALVE BAT RUN IGNITION 12v SWITCH WIDE OPEN THROTTLE SWITCH OPT...

Page 21: ...ONNECT CONNECT CONNECT CONNECT NOTE MOUNT RELAYS IN DESIRED LOCATION UNDER DASH NOTE YELLOW ORANGE TAN COMING FROM HARNESS ARE GRAY WIRE IS USED FOR PROGRAMING CONTROLS IF APPLICABLE NOT USED GEN IV W...

Page 22: ...ER THERMOSTAT LEVER SYSTEM OFF A C MODE BLOWER SPEED NOTE ORIGINAL BLOWER SWITCH WILL NOT BE USED THERMOSTAT LEVER IN A C MODE SLIDE THE TEMP LEVER ALL THE WAY UP TO ENGAGE COMPRESSOR FOR MAXIMUM COOL...

Page 23: ...S BE HOT IF THE GROUND SIDE OF THE BLOWER IS SHORTED TO CHASSIS GROUND THE BLOWER WILL RUN ON HI REPLACE BSC THIS WILL REQUIRE EVAPORATOR TO BE REMOVED FROM VEHICLE NO OTHER PART REPLACEMENTS SHOULD B...

Page 24: ...TERY S VOLTAGE 5 LOSS OF MODE DOOR FUNCTION NO MODE CHANGE AT ALL CHECK FOR DAMAGED MODE SWITCH OR POT AND ASSOCIATED WIRING PARTIAL FUNCTION OF MODE DOORS CHECK FOR OBSTRUCTED OR BINDING MODE DOORS T...

Page 25: ...IT 784164 2 904064 REV A 7 22 08 1964 IMPALA w AC GEN IV EVAP INSTR PG 25 OF 25 1964 IMPALA w AC 1 2 1 1 784164 744005 GEN IV 3 VENT EVAP SUB CASE 1964 IMPALA w AC ACC KIT GEN IV 3 VENT EVAP SUB CASE...

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