Vintage Air 1973-80 CHEV PICK-UP Manual Download Page 1

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1973-80 CHEV PICK-UP

WITH FACTORY AIR

754175

904184 REV A 6/17/11, INST 73-80 CHEV P-UP w/ AC EVAP KIT PG 1 OF 27

an ISO 9001:2008 Registered Company

Summary of Contents for 1973-80 CHEV PICK-UP

Page 1: ...1973 80 CHEV PICK UP WITH FACTORY AIR 754175 904184 REV A 6 17 11 INST 73 80 CHEV P UP w AC EVAP KIT PG 1 OF 27 an ISO 9001 2008 Registered Company...

Page 2: ...FIGURE 8 12 EVAPORATOR INSTALLATION FIGURES 9 9a 9b 13 DRAIN HOSE INSTALLATION LUBRICATING O RINGS A C HOSE INSTALLATION MODIFIED A C HOSE KIT FIGURES 10 11 14 HEATER HOSE HEATER CONTROL VALVE INSTALL...

Page 3: ...LL NOT BE RESPONSIBLE FOR MISSING OR DAMAGED ITEMS EVAPORATOR KIT 754175 1 2 1 1 744004 VUE 794175 1 ACCESSORY KIT 794175 2 GEN IV 4 VENT EVAP SUB CASE w 204 ECU 744004 VUE GEN IV 4 VENT EVAP SUB CASE...

Page 4: ...NDER PRESSURE WITH DRY NITROGEN OR YOUR VINTAGE AIR SYSTEM IS EQUIPPED WITH A BINARY PRESSURE SAFETY SWITCH A BINARY SWITCH 11078 VUS DISENGAGES THE COMPRESSOR CLUTCH IN CASE OF EXTREME LOW PRESSURE C...

Page 5: ...AVY 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 BATTE...

Page 6: ...S THAT YOU REMOVE RIGHT INNER FENDER FOR ACCESSIBILITY OEM HEATER HOSES A C HOSES AND HARDLINES DISCARD SEE FIGURE 1 ENGINE COMPARTMENT REMOVE THE FOLLOWING FIGURE 1 EVAPORATOR BLOWER HOUSING COMPRESS...

Page 7: ...FIGURE 2b APPLY 1 4 BEAD OF SILICONE ON BACK SIDE OF KICK PANEL BLOCK OFF PLATE INSTALL KICK PANEL BLOCK OFF PLATE USING 2 8 x 1 2 PH PAN HEAD SCREWS SEE FIGURE 2c NOTE FOR EASE OF INSTALLING EVAPORAT...

Page 8: ...ING A 1 4 20 x 1 BOLT AND WASHER SEE FIGURE 4 BELOW PLACE FIREWALL COVER ON FIREWALL AND SCURE USING 2 14 x 3 4 SHEET METAL SCREWS AS SHOWN BELOW USING FIREWALL COVER AS TEMPLATE MARK THE HOLES ON FIR...

Page 9: ...USING 1 4 20 x 3 4 HEX BOLT 1 4 FLAT WASHER 1 4 NUT w STARWASHER AND 8 14 x 3 4 SHEET METAL SCREWS AS SHOWN BELOW INSTALL GROMMETS AS SHOWN BELOW FIREWALL COVER INSTALLATION LARGE GROMMET 33137 VUI GR...

Page 10: ...BRACKET USING 4 1 4 20 x 1 2 HEX BOLTS SEE FIGURE 8 PAGE 11 INSTALL 6 EVAP HARDLINE AND 2 HEATER HARDLINES WITH PROPERLY LUBRICATED O RINGS SEE FIGURE 8 PAGE 11 AND FIGURE 11 PAGE 13 INSTALL EVAPORATO...

Page 11: ...CONT FIGURE 8 6 LIQUID LINE 091153 TWIST WITH THIS WRENCH LUBRICATE O RING SEE FIGURE 11 PAGE 13 HOLD WITH THIS WRENCH HEATER LINE EVAP TO WATER PUMP 091151 ECU MODULE 10 O RING 33859 VUF 2 1 4 20 x H...

Page 12: ...E FLAT PORTIONS OF THE CASE AROUND THE DRAIN BLOCK THE UNIT UP THEN DRILL FOR FRONT BRACKET SCREWS SECURE THE FRONT EVAPORATOR MOUNTING BRACKET TO COWL USING 2 14 x 3 4 HEX SHEET METAL SCREWS SEE FIGU...

Page 13: ...E 13 PAGE 15 TIGHTEN EACH FITTING CONNECTION AS SHOWN LOCATE THE 10 COMPRESSOR A C HOSE LUBRICATE 2 10 O RINGS SEE FIGURE 11 ABOVE AND CONNECT THE 10 135 FEMALE FITTING w 134a SERVICE PORT TO THE 10 S...

Page 14: ...ELOW NOTE INSTALL HEATER CONTROL VALVE IN LINE WITH INTAKE MANIFOLD PRESSURE SIDE HEATER HOSE SECURE USING HOSE CLAMPS AS SHOWN NOTE PROPER FLOW DIRECTION HOSE SHOULD PROTRUDE THROUGH THE FIREWALL COV...

Page 15: ...TER HOSE HEATER CNTRL VALVE INTAKE 8 DISCHARGE HOSE 096004 10 SUCTION HOSE 096005 FROM HTR CNTRL VLV TO HEATER CORE NOTE FLOW DIRECTION SPECIFIED ON HEATER CONTROL VALVE LABEL FLOW SHOULD BE OPPOSITE...

Page 16: ...INSTALL 3 S CLIPS ON PASSENGER SIDE LOUVER HOSE ADAPTER SEE FIGURE 15 INSTALL PASSENGER SIDE LOUVER HOSE ADAPTER TO PASSENGER SIDE LOUVER AS SHOWN BELOW IN FIGURE 15 CUT REMOVE DRIVER SIDE LOUVER DUCT...

Page 17: ...ILLED 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...

Page 18: ...K THE INSIDE OF THE GLOVE BOX ALONG THE FRONT OF THE TEMPLATE AS SHOWN BELOW CUT SIDES OF GLOVE BOX MARK THE BOTTOM CONNECTING EACH SIDE OF GLOVE BOX THAT WAS JUST CUT AND DISCARD THE FRONT PORTION OF...

Page 19: ...UTING FIGURE 18 PLUG FROM CONTROL WIRING HARNESS 232007 VUR PLUG FROM WIRING HARNESS 232001 VUR PASS SIDE DEF DUCT 2 x 12 DRIVER SIDE DEF DUCT 2 x 28 OFF DASH HOT FLR A C HI DEF COLD PASS SIDE LOUVER...

Page 20: ...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 HARNESS...

Page 21: ...SUPPLIED GROUND WIRE NOT PART OF HARNESS CIRCUIT BREAKER 30 AMP CONNECT CONNECT CONNECT CONNECT CONNECT NOTE MOUNT RELAYS IN DESIRED LOCATION UNDER DASH GEN IV WIRING CONNECTION INSTRUCTIONS CONTROL...

Page 22: ...DESIRED TEMPERATURE COMPRESSOR IS AUTOMATICALLY ENGAGED TEMPERATURE LEVER IN A C MODE SLIDE THE TEMPERATURE LEVER ALL THE WAY TO THE RIGHT TO ENGAGE COMPRESSOR SLIDE LEVER LEFT OR RIGHT TO ADJUST DESI...

Page 23: ...E 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 WO...

Page 24: ...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 OFF TH...

Page 25: ...25 904184 REV A 6 17 11 INST 73 80 CHEV P UP w AC EVAP KIT PG 25 OF 27 CUT ALONG DOTTED LINE 73 87 CHEV P UP GLOVE BOX MODIFICATION TEMPLATE GLOVE BOX MODIFICATION TEMPLATE...

Page 26: ...OUND THE PERIMETER OF THE TEMPLATE CUT AND REMOVE THE SHADED PORTION OF THE POWER STEERING BRACKET AS SHOWN BELOW DISCARD THE A C COMPRESSOR MOUNTING PORTION OF THE BRACKET RE INSTALL THE POWER STEERI...

Page 27: ...TE IMAGES MAY NOT DEPICT ACTUAL PARTS AND QUANTITIES REFER TO PACKING LIST FOR ACTUAL PARTS AND QUANTITIES CHECK BY PACKED BY DATE EVAPORATOR KIT 754175 1 2 1 1 744004 VUE 794175 GEN IV 4 VENT EVAP SU...