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1967-68 MUSTANG WITH FACTORY AIR 554168 904178 REV A 8/20/09, 1967-68 MUSTANG W AC EVAP INSTR PG 1 OF 23 an ISO 9001: 2000 Registered Company F O R D

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1967-68 MUSTANGWITH FACTORY AIR

554168

904178 REV A 8/20/09, 1967-68 MUSTANG W AC EVAP INSTR PG 1 OF 23

an ISO 9001: 2000 Registered Company

FO

RD

2904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 2 OF 23

PAGES

Table of Contents

1. COVER 2. TABLE OF CONTENTS 3. PACKING LIST / PARTS DISCLAIMER 4. INFORMATION PAGE 5. WIRING NOTICE 6. ENGINE COMPARTMENT, CONDENSER ASSEMBLY, COMPRESSOR & BRACKETS, FIGURE 1 7. PASSENGER COMPARTMENT FIGURES 2 & 2a 8. DEFROST DUCT/ FRESH AIR CAP INSTALLATION FIGURE 3 9. FIREWALL COVER INSTALLATION FIGURES 4 & 4a 10. EVAPORATOR INSTALLATION FIGURES 5, 6 & 6a11. LOUVER INSTALLATION FIGURE 712. DRAIN HOSE INSTALLATION, LUBRICATING O-RINGS, A/C HOSE INSTALLATION, & MODIFIED A/C HOSE KIT FIGURES 8 & 913. HEATER HOSE & HEATER CONTROL VALVE INSTALLATION FIGURE 1014. AC & HEATER HOSE ROUTING FIGURE 1115. FINAL STEPS FIGURES 12 & 12a16. CONTROL PANEL & DUCT HOSE ROUTING FIGURE 1317. EVAPORATOR HARDLINE INSTALLATION FIGURE 1418. WIRING DIAGRAM19. GEN IV WIRING CONNECTION INSTRUCTIONS20. OPERATION OF CONTROLS21. TROUBLE SHOOTING INFORMATION22. TROUBLE SHOOTING INFORMATION CONT.23. EVAPORATOR KIT PACKING LIST

3904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 3 OF 23

** BEFORE BEGINNING INSTALLATION OPEN ALL PACKAGES AND CHECK CONTENTS OF SHIPMENT. PLEASE REPORT ANY SHORTAGES DIRECTLY TO VINTAGE AIR WITHIN 15 DAYS. AFTER 15 DAYS, VINTAGE AIR WILL NOT BE RESPONSIBLE FOR MISSING OR DAMAGED ITEMS.

EVAPORATOR KIT 554168

EVAPORATOR KIT PACKING LIST

No. QTY. PART No. DESCRIPTION

1.2.

11

762169785167

GEN IV 4 VENT w/ 2 & 2 1/2 EVAP. SUB CASE 1967-68 MUSTANG WITH AC ACC. KIT

GEN IV 4 VENT w/ 2” & 2 1/2”

EVAP. SUB CASE762169

1

2

ACCESSORY KIT785167 NOTE: IMAGES MAY NOT DEPICT ACTUAL PARTS AND QUANTITIES.

REFER TO PACKING LIST FOR ACTUAL PARTS AND QUANTITIES

4904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 4 OF 23

1967-68 MUSTANG WITH AC

FOR MAXIMUM SYSTEM PERFORMANCE VINTAGE AIR RECOMMENDS THE FOLLOWING:THIS KIT DOES NOT CONTAIN HEATER HOSE. YOU MUST PURCHASE 8 FEET OF 5/8” DIA.HEATER HOSE FROM VINTAGE AIR (31800-VUD) OR FROM YOUR LOCAL PARTS RETAILER

LUBRICANT CAPACITIES:

134a SYSTEM R-12 SYSTEMCHARGE WITH 2.0 lbs. OF REFRIGERANTCHARGE WITH 1.8 lbs.

(1lbs. 12ozs) OF REFRIGERANT

NEW COMPRESSOR - NO ADDITIONAL OIL NEEDED

SERVICE INFO:

SAFETY SWITCHES:

ATTENTION: SYSTEM COMPONENTS: THE COMPRESSOR, EVAPORATOR, CONDENSER & DRIER ARE CAPPED. CAPS MAY BE ; BE CAREFUL REMOVING CAPS. DO NOT REMOVE CAPSPRIOR TO INSTALLATION. REMOVING CAPS PRIOR TO INSTALLATION WILL CAUSE COMPONENTS TO COLLECT MOISTURE AND LEAD TO PREMATURE FAILURE AND REDUCED PERFORMANCE.

EVACUATE THE SYSTEM FOR 35-45 MINUTES WITH SYSTEM COMPONENTS (DRIER, COMPRESSOR, EVAPORATOR AND CONDENSER) AT A TEMPERATURE OF AT LEAST 85° F. ON A COOL DAY THE COMPONENTS CAN BE HEATED WITH A HEAT GUN BY RUNNING THE ENGINE WITH THE HEATER ON BEFORE EVACUATING. LEAK CHECK AND CHARGE TO SPECIFICATIONS.

UNDER 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 CONDITION (REFRIGERANT LOSS) OR EXCESSIVELY HIGH HEAD PRESSURE (406 PSI), TO PREVENT COMPRESSOR DAMAGE OR HOSE RUPTURE. A TRINARY SWITCH (11076-VUS) COMBINES HI/LO PRESSURE PROTECTION WITH AN ELECTRIC FAN OPERATION SIGNAL AT 254 PSI., AND MAY BE SUBSTITUTED FOR USE WITH ELECTRIC CONDENSER FANS. COMPRESSOR SAFETY SWITCHES ARE EXTREMELY IMPORTANT SINCE AN A/C SYSTEM RELIES ON REFRIGERANT TO CARRY LUBRICATION THROUGH THE SYSTEM.

VINTAGE AIR SYSTEMS ARE DESIGNED TO OPERATE WITH R134a or R-12 REFRIGERANT ONLY! USE OF ANY OTHER REFRIGERANTS RISKS A DANGER OF FIRE

AND COULD DAMAGE EITHER YOUR AIR CONDITIONING SYSTEM OR YOUR VEHICLE.

USE OF ANY OTHER REFRIGERANTS WILL VOID ALL WARRANTIES OF THE AIR CONDITIONING SYSTEM AND COMPONENTS. USE OF THE PROPER

TYPE AND AMOUNT OF REFRIGERANT IS CRITICAL TO PROPER SYSTEM OPERATION. VINTAGE AIR RECOMMENDS OUR SYSTEMS BE CHARGED BY

WEIGHT WITH A QUALITY CHARGING STATION OR SCALE.

REFRIGERANT CAPACITIES FOR VINTAGE AIR SYSTEMS(FOR OTHER SYSTEMS, CONSULT MANUFACTURER GUIDELINES)

IMPORTANT NOTICE-PLEASE READ

5904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 5 OF 23

THE HEATER CONTROL VALVE IS A NORMALLY OPEN VALVE. IT MUST BE CONNECTED TO THE ECU TO BLOCK WATER FLOW IN AC MODE.

CARE MUST BE TAKEN WHEN INSTALLING THE COMPRESSOR LEAD, NOT TO SHORTIT TO GROUND. THE COMPRESSOR LEAD MUST NOT BE CONNECTED TO A CONDENSERFAN OR ANY OTHER AUXILIARY DEVICE. SHORTING TO GROUND OR CONNECTING TO A CONDENSER FAN OR ANY OTHER AUXILIARY DEVICE WILL CAUSE SEVERE DAMAGETO THE ECU.

SOME VEHICLES MAY HAVE HAD SOME OR ALL OF THEIR RADIO INTERFERENCE CAPACITORS REMOVED. THERE SHOULD BE A CAPACITOR FOUND AT EACH OF THE FOLLOWING LOCATIONS:

1. ON THE POSITIVE TERMINAL OF THE IGNITION COIL2. IF THERE IS A GENERATOR, ON THE ARMATURE TERMINAL OF THE GENERATOR3. IF THERE IS A GENERATOR, ON THE BATTERY TERMINAL OF THE VOLTAGE REGULATOR

MOST ALTERNATORS HAVE A CAPACITOR INSTALLED INTERNALLY TO ELIMINATE WHAT IS CALLED 'WHINING' AS THE ENGINE IS REVVED. IF WHINING IS HEARD IN THE RADIO, OR JUST TO BE EXTRA CAUTIOUS, A RADIO INTERFERENCE CAPACITOR CAN BE ADDED TO THE BATTERY TERMINAL OF THE ALTERNATOR.

IT IS ALSO IMPORTANT THAT THE BATTERY LEAD IS IN GOOD SHAPE AND THAT THE GROUND LEADS ARE NOT COMPROMISED. THERE SHOULD BE A 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 BATTERY LEADS. THESE SPIKES COME FROM IGNITION SYSTEMS, CHARGING SYSTEMS, AND FROM TURNING SOME OF THE VEHICLE'S OTHER SYSTEMS ON AND OFF. MODERN COMPUTER OPERATED EQUIPMENT CAN BE SENSITIVE TO VOLTAGE SPIKES ON THEIR POWER LEADS, WHICH CAN CAUSE UNEXPECTED RESETS, STRANGE BEHAVIOR, AND MAY ALSO CAUSE PERMANENT DAMAGE.

VINTAGE AIR STRIVES TO HARDEN THEIR PRODUCTS AGAINST THESE TYPES OF ELECTRICAL NOISE, BUT THERE IS A POINT WHERE A VEHICLE'S ELECTRICAL SYSTEM CAN BE DEGRADED SO MUCH THAT NOTHING CAN HELP.

RADIO INTERFERENCE CAPACITORS SHOULD BE AVAILABLE AT MOST AUTO & TRUCK PARTS SUPPLIERS. THEY TYPICALLY ARE CYLINDRICAL IN SHAPE, A LITTLE OVER AN INCH LONG, A LITTLE OVER A HALF INCH IN DIAMETER, THEY HAVE A SINGLE LEAD COMING FROM ONE END OF THE CYLINDER WITH A TERMINAL ON THE END OF THE WIRE, AND THEY WILL HAVE A MOUNTING CLIP WHICH IS SCREWED INTO A GOOD GROUND ON THE VEHICLE. THE SPECIFIC VAL UE OF THE CAPACITANCE IS NOT TOO SIGNIFICANT, IN COMPARISON TO IGNITION CAPACITORS THAT ARE MATCHED WITH THE COIL TO REDUCE PITTING OF THE POINTS.

IMPORTANT WIRING NOTICE-PLEASE READ

WHEN INSTALLING GROUND LEADS ON GEN IV SYSTEMS, THE BLOWER CONTROL GROUNDAND ECU GROUND MUST BE CONNECTED DIRECTLY TO THE NEGATIVE BATTERY POST.

6904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 6 OF 23

BEFORE STARTING THE INSTALLATION, CHECK THE FUNCTION OF THE VEHICLE (HORN, LIGHTS,ETC.) FOR PROPER OPERATIONS.

STUDY THE INSTRUCTIONS, ILLUSTRATIONS, & DIAGRAMS.

ENGINE COMPARTMENT

BATTERY (RETAIN). DRAIN RADIATOR, REMOVE RADIATOR (RETAIN)

OEM CONDENSER AND DRIER (DISCARD). SEE FIGURE 1 BELOWOEM COMPRESSOR AND BRACKET (DISCARD). SEE FIGURE 1OEM HEATER HOSES, A/C HOSES (DISCARD). SEE FIGURE 1

EVACUATE THE A/C SYSTEM IF NECESSARY.

CONDENSER ASSEMBLY & INSTALLATIONREFER TO SEPARATE INSTRUCTIONS INCLUDED WITH THE CONDENSER KIT TO INSTALL THE CONDENSER.

BINARY SWITCH INSTALLATION ( REFER TO CONDENSER INSTRUCTIONS)

REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH THE BRACKET KIT TO INSTALL THE COMPRESSOR BRACKET.

COMPRESSOR & BRACKETS

REMOVE THE FOLLOWING:

DRIER

HOSES

CONDENSER

RADIATOR

COMPRESSORAND

BRACKET

FIGURE 1

7904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 7 OF 23

GLOVE BOX (RETAIN) SEE FIGURE 2 AC/ HEATER EVAPORATOR ASSEMBLY AND ALL RELATED DUCTING (DISCARD), RETAIN SCREWS.SEE FIGURE 2a.DRIVER SIDE LOUVER/ CONTROL PANEL, PASSENGER SIDE LOUVER, RADIO (RETAIN) SEE FIGURE 2a.REFER TO CONTROL PANEL CONVERSION KIT INSTRUCTIONS FOR INSTALLATION OF CONTROLS.REMOVE OEM DEFROST DUCT ASM SEE FIGURE 2a.CENTER CONSOLE (IF EQUIPPED)

FIGURE 2a

PASSENGER COMPARTMENTREMOVE THE FOLLOWING

DEFROSTDUCT ASM

DRIVER SIDELOUVER/

CONTROL PANEL

PASSENGER SIDE LOUVER

AC/HEATER ASSEMBLY& RELATED DUCTING

GLOVE BOX

FIGURE 2

RADIO

MUSTANG

8904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 8 OF 23

INSTALL DEFROST DUCT UNDER DASH AS SHOWN IN FIGURE 3 BELOW. SECURE USING OEM NUTS.

HOLD FRESH AIR CAP UNDER DASH AND MARK THE (3) MOUNTING HOLES.

DRILL (3) ⅛” MOUNTING HOLES UNDER DASH.

APPLY A 1/4” BEAD OF SILICONE AROUND THE BACK SIDE OF THE FRESH AIR CAP AS SHOWN INFIGURE 3, BELOW.

SECURE FRESH AIR CAP TO FRESH AIR HOLE USING (3) #10 x ½” SHEET METAL SCREWS AS SHOWNIN FIGURE 3 BELOW.

DRILL HOLES

SILICONE

FRESH AIRCAP

62354-VFE(3) #10 x 1/2”SHEET METAL

SCREW

(4) OEMNUTS

DRIVER SIDEDEFROST DUCT

626676

DEFROST DUCT/ FRESH AIR CAP INSTALLATION

PASSENGER SIDEDEFROST DUCT

626680

FIGURE 3

9904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 9 OF 23

INSTALL (3) GROMMETS ON FIREWALL COVER AS SHOWN IN FIGURE 4 BELOW.

APPLY A 1/4 BEAD OF SILICONE AROUND THE BACK SIDE OF THE FIREWALL COVER AS SHOWN IN FIGURE 4a, BELOW

SECURE FIREWALL COVER TO FIREWALL USING (4) 1/4-20 x 1” HEX BOLT w/ FLAT WASHER AND NUTS, (1) #10 x ½” SHEET METAL SCREW. SEE FIGURE 4, BELOW. (NOTE: FIREWALL COVER INSTALLS ON ENGINE SIDE OF FIREWALL.)

FIREWALL COVER INSTALLATION

#10 x ½”SHEET METAL

SCREW

(4) 1/4-20 x 1” HEX BOLT

w/ FLAT WASHER

GROMMET33135-VUI

GROMMET33134-VUI

GROMMET33137-VUI

SILICONE

FIREWALLCOVER642068

OEM HOLE

(4) 1/4 FLAT WASHERS

(4) 1/4 NUT w/ STARWASHER

OEM HEATERCORE HOLES

OEM BLOWER MOTORHOLE IN FIREWALL

(4) OEMBLOWER MOTOR

MOUNTING HOLES

ENGINECOMPARTMENT

SIDE OF FIREWALL

FIGURE 4a

FIGURE 4

10904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 10 OF 23

ON A WORK BENCH, INSTALL EVAPORATOR REAR BRACKET AND HARD LINES WITH PROPERLY LUBRICATED O-RINGS. (SEE FIGURE 9, PAGE 12, AND FIGURE, 14, PAGE 17.)INSTALL FRONT MOUNTING BRACKET ON EVAPORATOR USING (2) 1/4-20 x ½ HEX BOLTS AND TIGHTEN ASSHOWN IN FIGURE 5 BELOW.LIFT EVAPORATOR UNIT UP UNDER THE DASHBOARD SEE FIGURE 6. SECURE LOOSELY TO THE FIREWALL FROM THE ENGINE COMPARTMENT SIDE USING (2) 1/4-20 NUT AND WASHER, SEE FIGURE 6 BELOW.USING (2) #14 x ¾ SHEET METAL SCREW SECURE THE FRONT EVAPORATOR MOUNTING BRACKET TO THE INNER COWL. SEE FIGURE 6a BELOW.VERIFY THAT EVAPORATOR UNITS 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.)

EVAP FRONTBRKT

643169-FCB

PASSENGER SIDE EVAPMOUNTING HOLE

INNER COWL

DRILL (2)⁄” HOLES

(2)#14 x ¾”SHEET METAL

SCREWS

DRIVER SIDE EVAPMOUNTING HOLE

OEM HEATER CORE HOLES

APPROX 3½”

APPROX 3”

VIEW FROMPASSENGER SIDEINSIDE OF CAR

OEM HOLE

(2) 1/4-20 NUTw/ FLAT WASHER

OEM HOLE

FIGURE 5

FIGURE 6

FIGURE 6a

EVAPORATOR INSTALLATION

(2)1/4-20 x ½”HEX BOLT

11904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 11 OF 23

INSTALL S-CLIPS ON CENTER LOUVER HOSE ADAPTER SEE FIGURE 7 BELOW.

INSTALL CENTER LOUVER HOSE ADAPTER OUTSIDE OEM CENTER LOUVER ASSEMBLY THROUGH RADIO OPENING AS SHOWN IN FIGURE 7.

REMOVE THE DRIVER/ PASSENGER SIDE LOUVER DOOR FLAP. SEE FIGURE 7 BELOW.

REINSTALL LOUVERS IN DASH.

LOUVER INSTALLATION

FIGURE 7

CENTER LOUVERHOSE ADAPTER

626679

(2) S-CLIPSDRIVER/ PASSENGER

SIDE LOUVER

MUSTANG

DOORFLAP

12904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 12 OF 23

DRAIN HOSE INSTALLATION

REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH MODIFIED HOSE KIT.

FIGURE 8DRAIN

O-RINGMALE INSERT

FEMALE NUT

SUPPLIED OILFOR O-RINGS

O-RINGSLIDE OVER

MALE INSERT TOSWAGED LIP

TWIST WITHTHIS

WRENCH

HOLD WITHTHIS

WRENCH

FOR A PROPER SEAL OF FITTINGS:INSTALL SUPPLIED O-RINGS AS SHOWNAND LUBRICATE WITH SUPPLIED OIL.

LOCATE EVAPORATOR DRAIN ON BOTTOM OF EVAPORATOR CASE.IN-LINE WITH THE DRAIN, LIGHTLY MAKE A MARK ONTHE FIREWALL. MEASURE ONE INCH DOWN AND DRILLA 5/8” HOLE THROUGH THE FIREWALL. SEE FIGURE 8.INSTALL DRAIN HOSE TO BOTTOM OF EVAPORATORUNIT AND ROUTE THROUGH FIREWALL. INSTALL½” 90° DRAIN ELBOW ON DRAIN HOSE, SEE FIGURE 8.

LOCATE THE #8 COMPRESSOR A/C HOSE. LUBRICATE (2) #8 O-RINGS (SEE FIGURE 9 ABOVE) AND CONNECTTHE 45° FITTING TO THE #8 DISCHARGE PORT ON THE COMPRESSOR. ROUTE THE STR FEMALE w/ 134aSERVICE PORT FITTING TO THE #8 CONDENSER HARDLINE COMING THROUGH THE RADIATOR CORE SUPPORT.SEE FIGURE 11, PAGE 14. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN FIGURE 9 ABOVE.

LOCATE THE #10 COMPRESSOR A/C HOSE. LUBRICATE (2) #10 O-RINGS AND CONNECT THE 90° FEMALE w/ 134a SERVICE PORT FITTING TO THE #10 SUCTION PORT ON THE COMPRESSOR, ROUTE THE 90° FEMALEFITTING TO THE #10 EVAPORATOR HARDLINE COMING THROUGH THE FIREWALL. SEE FIGURES 10, PAGE 13 &FIGURE 11, PAGE 14. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN FIGURE 9 ABOVE.NOTE WRAP THE #10 FITTING CONNECTIONS WITH PRESS TAPE. SEE FIGURE 10, PAGE 13 & FIGURE 11, PAGE 14.

LOCATE THE #6 EVAP/ DRIER A/C HOSE. LUBRICATE (2) #6 O-RINGS AND CONNECT THE STR FEMALE FITTINGTO THE #6 DRIER HARDLINE COMING THROUGH THE RADIATOR CORE SUPPORT. ROUTE THE 90° FEMALE FITTING TO THE #6 EVAPORATOR HARDLINE COMING THROUGH THE FIREWALL. SEE FIGURES 10, PAGE 13 &FIGURE 11, PAGE 14. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN FIGURE 9 ABOVE.

USE (6) TIE WRAPS TO SECURE THE #6 A/C HOSE TO THE EXPORT BRACE AS SHOWN IN FIGURE 11, PAGE 14.

O-RING

#6 O-RING

#8 O-RING #10 O-RING

FIGURE 9

DRAINHOSE

LUBRICATING O-RINGS

STANDARD HOSE KIT

MODIFIED A/C HOSE KIT

1”

13904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 13 OF 23

ROUTE A PIECE OF HEATER HOSE FROM WATER PUMP TO THE HEATER LINE COMING THROUGH THE FIREWALL AS SHOWN IN FIGURE 10, BELOW. SECURE USING HOSE CLAMPS.

ROUTE A PIECE OF HEATER HOSE FROM THE INTAKE TO THE HEATER LINE COMING THROUGH THE FIREWALLAS SHOWN IN FIGURE 10 BELOW. NOTE: INSTALL HEATER CONTROL VALVE IN-LINE WITH INTAKE MANIFOLD(PRESSURE SIDE) HEATER HOSE, SECURE USING HOSE CLAMPS AS SHOWN IN FIGURE 10 BELOW. NOTE PROPER FLOW DIRECTION

FIREWALL

ECU MODULE

PRESSTAPE

#10 SUCTIONLINE (INSULATED)

#10 SUCTIONLINE

FIREWALLCOVER642068

FIGURE 10

EXPANSIONVALVE

O-RINGS

#6 A/CHOSE

HEATERHOSE

HEATER HOSE & HEATER CONTROL VALVE INSTALLATION

FROM EVAPORATOR

TO WATER PUMP

FROM HTR CNTRL VLV

TO EVAPORATOR

FROM INTAKEMANIFOLD

14904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 14 OF 23

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15904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 15 OF 23

INSTALL DUCT HOSES AS SHOWN IN FIGURE 13, PAGE 16.ROUTE A/C WIRES THROUGH ⅜” GROMMET AS SHOWN IN FIGURE 12.(12 VOLT/ GROUND/ BINARY SWITCH/ HEATER VALVE).INSTALL CONTROL PANEL ASM.PLUG THE WIRING HARNESS IN THE ECU MODULE ON SUB CASE AS SHOWN IN FIGURE 13, PAGE 16(WIRE ACCORDING TO WIRING DIAGRAM ON PAGE 18 AND 19)REINSTALL GLOVE BOX.REINSTALL CENTER CONSOLE (IF EQUIPPED) MODIFIY CONSOLE AS SHOWN IN FIGURE 13a.REINSTALL ALL PREVIOUSLY REMOVED ITEMS (BATTERY, RADIATOR, RADIO)FILL RADIATOR WITH AT LEAST A 50/50 MIXTURE OF APPROVED ANTIFREEZE AND DISTILLED WATER. IT IS THEOWNER’S RESPONSIBILITY TO KEEP THE FREEZE PROTECTION AT THE PROPER LEVEL FOR THE CLIMATE IN WHICHTHE VEHICLE IS OPERATED. FAILURE TO FOLLOW ANTIFREEZE RECOMMENDATIONS WILL CAUSE HEATER CORE TO CORRODE PREMATURELY AND POSSIBLY BURST IN A/C MODE AND/ OR FREEZING WEATHER, VOIDING YOUR WARRANTY.DOUBLE CHECK ALL FITTINGS, BRACKETS AND BELTS FOR TIGHTNESS.VINTAGE AIR RECOMMENDS THAT ALL AC SYSTEMS BE SERVICED BY A CERTIFIED AUTOMOTIVE AIR CONDITIONING TECHNICIAN.EVACUATE THE SYSTEM FOR MINIMUM OF 45 MINUTES PRIOR TO CHARGING AND LEAK CHECK PRIOR TO SERVICING.CHARGE THE SYSTEM TO THE CAPACITIES STATED ON THE INFORMATION (PAGE 4) OF THIS INSTRUCTION MANUAL.SEE OPERATION OF CONTROLS PROCEDURES PAGE 20.

FINAL STEPS

FIREWALLCOVER

TOP SIDE

PASSENGER SIDE UNDER DASH

CONSOLE

CUT & REMOVE

OEM

OEM

GROMMET

FIGURE 12 FIGURE 12a

¾”3¾”

16904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 16 OF 23

FIGURE 13

PLUGFROM

CONTROLWIRING

HARNESS232006-VUR

PASS. SIDELOUVER

2 1/2” x 60”

DRIVER SIDELOUVER

2 1/2” x 36”CENTER LOUVER

DRIVER SIDE2” x 20”

CENTER LOUVERPASS SIDE2” x 20”

PASS. SIDEDEF. DUCT2” x 14”

CONTROL PANEL & DUCT HOSE ROUTING

PLUGFROM

WIRINGHARNESS

232001-VUR

DRIVER SIDELOUVER2” x 26”

17904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 17 OF 23

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18904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 18 OF 23

19904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 19 OF 23

20904178 REV A 8/21/09 , 1967-68 MUSTANG W AC EVAP INSTR PG 20 OF 23

OPERATION OF CONTROLS

NOTE: CONTROLS MUST BE CALIBRATED PRIOR TO FIRST OPERATION-REFER TO CONTROL PANEL INSTRUCTIONS

A/C MODE

BLOWER SPEEDTHIS LEVER CONTROLS

THE BLOWER SPEED,FROM OFF TO HI

SYSTEM OFF

THERMOSTAT LEVERTHIS LEVER CONTROLS

THE TEMPERATUREFROM COLD TO HOT

MODE LEVERTHIS LEVER CONTROLSTHE MODE POSITIONSFROM DASH TO FLOOR

TO DEFROST

BLOWER SPEEDSLIDE THE FAN LEVER

UP OR DOWNTO SELECT DESIRED

FAN SPEED(SLIDE LEVER ALL THE WAY

DOWN FOR MAXIMUMFAN SPEED)

THERMOSTAT LEVERIN A/C MODE SLIDE THETEMP LEVER ALL THE WAY

UP TO ENGAGECOMPRESSOR FOR

MAXIMUM COOLING.(SLIDE LEVER UP OR DOWN TOADJUST DESIRED TEMPERATURE)

MODE LEVERSLIDE THE MODE LEVER

ALL THE WAY UP FOR DASH MODE

BLOWER SPEEDSLIDE THE FAN LEVER

UP OR DOWNTO SELECT DESIRED

FAN SPEED(SLIDE LEVER ALL THE WAY

DOWN FOR MAXIMUMFAN SPEED)

THERMOSTAT LEVERIN HEAT MODE SLIDE THETEMP LEVER ALL THE WAY

DOWN FORMAXIMUM HEATING.

(SLIDE LEVER UP OR DOWN TO ADJUST DESIRED

TEMPERATURE)

MODE LEVERSLIDE THE MODE LEVER

TO THE CENTER FORFLOOR MODE

(SLIDE LEVER UP OR DOWNTO BLEND BETWEEN DESIRED

MODE POSITIONS)

BLOWER SPEEDSLIDE THE FAN LEVER

UP OR DOWNTO SELECT DESIRED

FAN SPEED(SLIDE LEVER ALL THE WAY

DOWN FOR MAXIMUMFAN SPEED)

THERMOSTAT LEVERIN DEF MODE SLIDE THETEMP LEVER ALL THE WAY

UP TO ENGAGE COMPRESSOR.FOR MAXIMUM COOLING.

(SLIDE LEVER UP OR DOWN TO ADJUST DESIRED

TEMPERATURE.)

MODE LEVERSLIDE THE MODE LEVERALL THE WAY DOWNFOR DEFROST MODE

(SLIDE LEVER UP OR DOWNTO BLEND BETWEEN DESIRED

MODE POSITIONS)

HEAT MODE

MODELEVER

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21904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 21 OF 23

TRO

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22904178 REV A 8/21/09, 1967-68 MUSTANG W AC EVAP INSTR PG 22 OF 23

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904178 REV A 8/20/09, 1967-68 MUSTANG w AC EVAP INSTR PG 23 OF 23

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