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21

901136 REV A 10/3/11, INST 64-66 CHEV P-UP wo AC w/ STD EVAP KIT PG 21 OF 24

SY

M

PT

OM

CO

ND

IT

IO

N

CH

EC

KS

AC

TI

O

NS

NO

TE

S

 

 

 

 

TROUBLE SHOO

TING INFORMA

TION

1. BL

OWER ST

A

YS ON HIGH

    SPEED WHEN IGNITION IS ON

BL

OWER ST

A

YS ON HIGH 

SPEED WHEN IGNITION IS ON 

OR OFF

2. COMPRESSOR WILL NO

T TURN

    ON (ALL O

THER FUNCTIONS 

    WORK)

SYSTEM IS NO

T CHARGED

SYSTEM MUST BE CHARGED FOR CO

MP

. T

ENGA

GE

CHARGE SYSTEM OR B

YP

ASS PRESSURE SWIT

CH

.

CHECK TWO PIN CONNECT

OR A

T ECU HOUSING

TO CHECK FOR PROPER PO

T FUNCTION

, CHECK

V

OL

TA

GE A

T WHITE/ BL

UE WIRE

. V

OL

TA

GE

SHOULD BE BETWEEN 0 AND 5V

, AND W

IL

L V

AR

Y

WITH PO

T LEVER POSTION

.

DISCONNECTED OR F

A

UL

TY THERMIS

TOR WIL

L

CA

USE COMPRESSOR T

O BE DISABLE

D

.

3. COMPRESSOR WILL NO

T TURN 

    OFF (ALL O

THER FUNCTIONS 

    WORK)

CHECK FOR F

A

UL

TY A/C PO

T OR ASS

OC. W

IRING

REP

AIR/REPLA

CE PO

T/ CONTROL WIRING

RED WIRE @ A/C PO

T SHOULD HA

VE APPRO

X. 5

V

WITH IGNITION ON

. WHITE WIRE WILL HA

VE

CONTINUITY T

O CHASSIS GROUND

, W

HITE/ BL

UE

WIRE SHOULD V

AR

Y BETWEEN 0V AND 5V WHEN

LEVER IS MO

VED UP AND DOWN

.

REPLA

CE RELA

Y

CHECK FOR F

A

UL

TY A/C RELA

Y

CHECK CONTINUITY T

O GROUND O

N WHITE CONTROL

HEAD WIRE

. CHECK FOR 5V ON RED CONTROL

 HEAD

WIRE

.

D

ANGER

- NEVER BYP

ASS SAFETY SW

ITC

H WITH

ENGINE RUNNING

, SERIOUS INJUR

Y CAN 

RESUL

T.

CHECK FOR F

A

UL

TY A/C PO

T OR ASS

OC. W

IRING

(NO

T APPLICABLE T

O 3 PO

T CONTROLS

CHECK FOR DISCONNECTED OR F

A

UL

TY

THERMIST

OR.

NO O

THER FUNCTIONS WORK

ALL O

THER FUNCTIONS WORK

CHECK FOR D

AMA

GED PINS OR WIR

ES IN CONTROL

HEAD PL

UG

.

CHECK FOR D

AMA

GED GROUND WI

RE (WHITE)

 IN 

CONTROL HEAD HARNESS

.

CHECK FOR D

AMA

GED BL

OWER SWIT

CH OR PO

AND ASSOCIA

TED WIRING

.

UNPL

UG 3 WIRE BSC CONTROL CONNECT

OR

FROM ECU

. IF BL

OWER SHUTS OFF

, ECU IS EITHER

IMPROPERL

Y WIRED

, OR D

AMA

GED

.

UNPL

UG 3 WIRE BSC CONTROL CONNECT

OR

FROM ECU

. IF BL

OWER ST

A

YS RUNNING

, THE BSC

IS EITHER IMPROPERL

Y WIRED

, OR D

AMA

GED

.

VERIFY ALL PINS ARE INSERTED INT

O PL

UG

. INSURE NO 

PINS ARE BENT OR D

AMA

GES IN ECU

.

LOSS OF GROUND ON THIS WIRE RE

NDER

CONTROL HEAD IN OPERABLE

SEE BL

OWER SWIT

CH CHECK PROCEDURE

NO O

THER P

ART REPLA

CEMENTS SHOULD BE

NECESSAR

Y

VERIFY CONTINUITY T

O CHASSIS GR

OUN

D WITH WHITE

CONTROL HEAD WIRE A

T V

ARIOUS P

OINTS

BE SURE SMALL

, 20 GA WHITE GROUND WIRE IS 

CONNECTED T

O THE BA

TTER

Y GROUND POST

. IF IT IS

,

REPLA

CE ECU

.

REPLA

CE BSC. (THIS WILL REQUIRE EV

APORA

TOR T

O BE

REMO

VED FROM VEHICLE

.)

CHECK T

O INSURE THA

T NO BSC WIR

ING IS D

AMA

GED 

OR SHORTED T

O VEHICLE GROUND

. THE BSC OPERA

TES

THE BL

OWER B

Y GROUND SIDE PWM SWIT

CHING

. THE

POSITIVE WIRE T

O THE BL

OWER WILL

 AL

W

A

YS BE HO

T.

IF THE “GROUND

” SIDE OF THE BL

OWER IS SHORTED T

CHASSIS GROUND

, THE BL

OWER WILL RUN ON HI.

Summary of Contents for 1964-66 CHEV PICK-UP

Page 1: ...1964 66 CHEV PICK UP WITHOUT FACTORY AIR WITH STANDARD CONTROLS 751165 901136 REV A 10 3 11 INST 64 66 CHEV P UP wo AC w STD EVAP KIT PG 1 OF 24 an ISO 9001 2008 Registered Company...

Page 2: ...ON FIGURES 6 6a 11 DRAIN HOSE INSTALLATION LUBRICATING O RINGS A C HOSE INSTALLATION MODIFIED A C HOSE KIT FIGURES 7 8 12 FIREWALL OEM HEATER COVER INSTALLATION FIGURE 9 13 HEATER HOSE HEATER CONTROL...

Page 3: ...R 15 DAYS VINTAGE AIR WILL NOT BE RESPONSIBLE FOR MISSING OR DAMAGED ITEMS EVAPORATOR KIT 751165 1 2 1 1 744004 VUE 791165 1 ACCESSORY KIT 791165 2 GEN IV 4 VENT EVAPORATOR SUB CASE ACCESSORY KIT 64 6...

Page 4: ...CIFICATIONS UNDER PRESSURE WITH DRY NITROGEN OR YOUR VINTAGE AIR SYSTEM IS EQUIPPED WITH A BINARY PRESSURE SAFETY SWITCH A BINARY SWITCH DISENGAGES THE COMPRESSOR CLUTCH IN CASE OF EXTREME LOW PRESSUR...

Page 5: ...HEAVY GROUND FROM THE BATTERY TO THE ENGINE BLOCK AND ADDITIONAL GROUNDS TO THE BODY AND TO THE CHASSIS IF THESE PRECAUTIONS ARE NOT OBSERVED IT IS POSSIBLE FOR VOLTAGE SPIKES TO BE PRESENT ON THE BA...

Page 6: ...VE RADIATOR RETAIN HEATER BLOWER ASSEMBLY AND OEM HEATER HOSES DISCARD ENGINE COMPARTMENT REMOVE THE FOLLOWING FIGURE 1 BEFORE STARTING THE INSTALLATION CHECK THE FUNCTION OF THE VEHICLE HORN LIGHTS E...

Page 7: ...2 S CLIPS AS SHOWN IN FIGURE 2 BELOW PASSENGER COMPARTMENT CONDENSER ASSEMBLY INSTALLATION REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH THE CONDENSER KIT TO INSTALL THE CONDENSER BINARY SWITCH INSTAL...

Page 8: ...NNECTIONS WITH PRESS TAPE SEE FIGURE 5 PAGE 9 INSTALL EVAPORATOR FRONT BRACKET ON EVAPORATOR USING 2 1 4 20 x 1 2 HEX BOLTS AND TIGHTEN AS SHOWN IN FIGURE 4 BELOW FIREWALL MODIFICATION USING TEMPLATE...

Page 9: ...008 TWIST WITH THIS WRENCH LUBRICATE O RING SEE FIGURE 8 PAGE 11 HOLD WITH THIS WRENCH HEATER LINE EVAP TO WATER PUMP 095010 ECU MODULE 10 O RING 33859 VUF NOTE AFTER INSTALLING 10 SUCTION LINE WRAP A...

Page 10: ...ARD SECURE LOOSELY TO THE FIREWALL USING 2 1 4 20 x 1 1 4 HEX BOLTS 2 FLAT WASHERS SEE FIGURE 6 NOTE TO ENSURE PROPER DRAINAGE IT IS VERY IMPORTANT THAT THE EVAPORATOR IS LEVEL BOTH LEFT RIGHT AND FOR...

Page 11: ...THE 10 135 FEMALE FITTING w 134a SERVICE PORT TO THE 10 SUCTION PORT ON THE COMPRESSOR ROUTE THE 45 FEMALE FITTING TO THE 10 EVAPORATOR SEE FIGURE 10 PAGE 13 AND FIGURE 11 PAGE 14 TIGHTEN EACH FITTIN...

Page 12: ...ALL COVER AS SHOWN BELOW APPLY A 1 4 BEAD OF SILICONE ON THE BACK SIDE OF FIREWALL COVER AS SHOWN BELOW INSTALL FIREWALL COVER USING 3 10 x 1 2 SHEET METAL SCREWS AS SHOWN IN FIGURE 9 BELOW FIREWALL C...

Page 13: ...EATER HOSE FROM THE INTAKE TO THE HEATER LINE COMING THROUGH THE FIREWALL AS SHOWN BELOW NOTE INSTALL HEATER CONTROL VALVE IN LINE WITH INTAKE MANIFOLD PRESSURE SIDE HEATER HOSE SECURE USING HOSE CLAM...

Page 14: ...APORATO R FROM EVAPORATO R TO WATER PUMP AC HEATER HOSE ROUTING 6 DRIER CORE HARDLINE 095013 6 COND DRIER HARDLINE 095015 NOTE DIRECTION OF WATER FLOW INSTALL HEATER CONTROL VALVE AS SHOWN F R O M I N...

Page 15: ...ION DR SIDE UNDER DASH LOUVER HOUSING 494052 FIGURE 12 LOUVER 49057 VUL FIGURE 12a 3 10 x 1 2 HEX SHEET METAL SCREWS LOCATE CENTER PASSENGER SIDE LOUVER ASM UNDER DASH AND DRILL 3 1 8 HOLES SECURE LOU...

Page 16: ...WATER IT IS THE OWNER S RESPONSIBILITY TO KEEP THE FREEZE PROTECTION AT THE PROPER LEVEL FOR THE CLIMATE IN WHICH THE VEHICLE IS OPERATED FAILURE TO FOLLOW ANTIFREEZE RECOMMENDATIONS WILL CAUSE HEATER...

Page 17: ...L PANEL DUCT HOSE ROUTING FIGURE 15 PLUG FROM CONTROL WIRING HARNESS 232002 VUA PLUG FROM WIRING HARNESS 232001 VUR PASS SIDE DEF DUCT 2 x 13 DRIVER SIDE DEF DUCT 2 x 26 DRIVER SIDE LOUVER 2 x 42 PASS...

Page 18: ...ECU PROGRAM WIRING DIAGRAM TEMP MODE FAN A C IF USED 232007 VUR 232002 VUA CIRCUIT BREAKER 30 AMP WIDE OPEN THROTTLE SWITCH OPTIONAL DASH LAMP IF USED DASH LAMP IS ONLY USED WITH TYPE 232007 VUR HARNE...

Page 19: ...LET 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 I...

Page 20: ...URE IN HEAT MODE ROTATE THE TEMPERATURE KNOB ALL THE WAY LEFT TO THE HOT POSTION ROTATE KNOB LEFT OR RIGHT TO ADJUST DESIRED TEMPERATURE ROTATE KNOB RIGHT TO DESIRED BLOWER SPEED FROM OFF TO HI BLOWER...

Page 21: ...GINE RUNNING SERIOUS INJURY CAN RESULT CHECK FOR FAULTY A C POT OR ASSOC WIRING NOT APPLICABLE TO 3 POT CONTROLS CHECK FOR DISCONNECTED OR FAULTY THERMISTOR NO OTHER FUNCTIONS WORK ALL OTHER FUNCTIONS...

Page 22: ...EAK BATTERY CAN CAUSE SHUT DOWN AT UP TO 11V BATTERY VOLTAGES IS LESS THAN 12V 7 ERATIC FUNCTIONS OF BLOWER MODE TEMP ETC 8 WHEN THE IGNITION IS TURNED ON THE BLOWER MOMENTARILY COMES ON THEN SHUTS OF...

Page 23: ...1136 REV A 10 3 11 INST 64 66 CHEV P UP wo AC w STD EVAP KIT PG 23 OF 24 UPPER OEM HOLE OEM HOLE DRILL 9 32 CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE 64 66 CHEV P UP FIREWALL TEMPLATE FOR REAR EVAP...

Page 24: ...1 1 744004 VUE 791165 GEN IV 4 VENT EVAPORATOR SUB CASE ACCESSORY KIT 64 66 CHEV P UP wo AC w STD NO QTY PART NO DESCRIPTION EVAPORATOR KIT PACKING LIST 1 ACCESSORY KIT 791165 NOTE IMAGES MAY NOT DEPI...

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