1955-56 chevy
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903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 1 OF 21
1955-56 CHEVY
CONTROL PANEL CONVERSION KIT
473056
an ISO 9001: 2008 Registered Company
2903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 2 OF 21
Table of Contents
PAGES
1. COVER 2. TABLE OF CONTENTS 3. CONTROL PANEL CONVERSION KIT PACKING LIST 4. 1955 & 56 CONTROL PANEL DISASSEMBLY 5. CABLE BRACKET INSTALLATION & CABLE LEVER MODIFICATION 1955 ONLY 6. BLOWER & MODE LEVER INSTALLATION 7. CABLE CONVERTER ASSEMBLY MODIFICATION 8. CABLE CONVERTER ASSEMBLY INSTALLATION-DASH/ FLR/ DEF CABLE CONVERTER & CONTROL HARNESS 9. CONTROL HARNESS CONT. & CABLE CONVERTER ASSEMBLY INSTALLATION OFF/ HI CABLE CONVERTER10. CONTROL HARNESS & CONTROL HARNESS CONT.11. CABLE CONVERTER ASSEMBLY INSTALLATION-COLD CABLE CONVERTER & CONTROL HARNESS12. CONTROL HARNESS CONT. & CABLE CONVERTER ASSEMBLY INSTALLATION HEAT CABLE CONVERTER13. CONTROL HARNESS & CONTROL HARNESS CONT.14. CONTROL HARNESS FINAL STEP & BEZEL & PLACARD INSTALLATION15. OEM KNOB INSTALLATION16. FINAL STEPS17. CONTROL PANEL CALIBRATION PROCEDURE18.CONTROL PANEL CALIBRATION PROCEDURE CONT.19. WIRING DIAGRAM20.OPERATION OF CONTROLS21. CONTROL PANEL CONVERSION KIT PACKING LIST
3903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 3 OF 21
CONTROL KIT473056
1955 & 56 CHEVY CONTROL PANEL CONVERSION PACKING LIST
No QTY PART No. DESCRIPTION
1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.17.18.19.20.21.
416411351112113113232
112002-SUA232002-VUA65976-VUE491010-VUR64705564705618856921301-VUP231520180007-SSR180006-SSR18199-VUB18310-VUB18151-VUB18125-VUB48401-PCR18091118107-VUB18122-VUB18237-VUB18602-NSR
1
2
3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
SLIDE POT ASMGEN IV UNIVERSAL CONTROL HARNESS3/16” PUSH-ON RINGCABLE CONVERTER CLAMP55-56 CHEV FAN SWITCH LEVER55-56 CHEV FAN SW POT ADAPTER BRKT3/16 x 5/8 CLEVIS PIN4” TIE WRAPGROUND WIRENYLON SHOULDER SPACERNYLON SPACER8-32 x 3/8” HEX MS TP-235/16-18 x 1½” HEX BOLT5/16-18 NYLON LOCKNUT.250 ID x .750 OD FLAT WASHER55-56 CHEVY CONTROL PANEL.009 WAVE WASHER6-32 NYLOC NUTWASHER6-32 x 3/8” PH PAN HEAD MS-ZNC8-32 NYLOC NUT
4903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 4 OF 21
REMOVE CONTROL KNOBS. (RETAIN)REMOVE OEM BLOWER SWITCH. (DISCARD)REMOVE CONTROL PANEL BEZEL. (RETAIN)REMOVE PLACARD. (DISCARD)REMOVE INSIDE/OUTSIDE AIR LEVER RETAINING CLIP AND STUD. (DISCARD)
INSIDE OUTSIDEAIR LEVER
RETAINING CLIPAND STUD
1955 &56 CONTROL PANEL DISASSEMBLY
INSIDE/ OUTSIDEAIR LEVER
CABLE BRACKET
OEMBLOWERSWITCH
CONTROLKNOBS
PLACARD
CONTROLKNOBS
BEZEL
5903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 5 OF 21
CABLE BRACKET INSTALLATION
INSTALL FAN SWITCH POT ADAPTER BRACKET TO CONTROL PANEL USING 6-32 X 3/8” PAN HEAD MACHINE SCREW, FLAT WASHER AND NYLOCNUT AS SHOWN BELOW.USING BRACKET AS GUIDE, DRILL HOLE IN CONTROLPANEL AND INSTALL 6-32 x 3/8” PAN HEAD MACHINE SCREW AND NYLOC NUT.
CABLE LEVER MODIFICATION 1955 ONLYDRILL OUT OEM CABLE LEVER RIVETS AS SHOWN BELOW.INSTALL CLEVIS PINS USING PUSH-ON RING AS SHOWN BELOW.
DRILL OUT RIVET
(2) 6-32 x 3/8” PAN HEAD MACHINE
SCREW
MATCH DRILLTHIS HOLE IN
CONTROL
FAN SWITCH POT ADAPTER BRACKET
647056
(3)CLEVIS PIN
(3)PUSH-ON RING
WASHER
(2) 6-32 NYLOC NUT
DRILL OUT RIVET
CLEVIS PIN
PUSH-ON RING
6903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 6 OF 21
OEM LEVER
FAN SWITCHLEVER
647055
NYLON SPACER180006-SSR
5/16-18 x 1½ HEX BOLT
18310-VUB
.250 ID x .750 ODFLAT WASHER18125-VUB
.009 WAVE WASHER180911
.250 ID x .750 ODFLAT WASHER18125-VUB
.250 ID x .750 ODFLAT WASHER18125-VUB NYLOCK NUT
18151-VUB
NYLON SHOULDER SPACER
180007-SSR
BLOWER & MODE LEVER INSTALLATIONUSING A 5/16-18 x 1½ HEX BOLT, (3) FLAT WASHER, NYLON SPACER, NYLON SHOULDER SPACERS, ANDNYLOCK NUT, INSTALL THE BLOWER & MODE LEVERS AS SHOWN BELOW.
7903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 7 OF 21
CABLE CONVERTER ASSEMBLY MODIFICATIONSLOCATE THE (4) CABLE CONVERTER ASSEMBLIES, AND USING A PAIR OF WIRE CUTTERS, CUT CABLE CONVERTER ACTUATOR RODS AS SHOWN BELOW.
CABLE CONVERTERACTUATOR ROD
CUT AT EACH SIDEOF HOLE AS SHOWN
OFF/ HI LEVERCUT AT 2ND HOLE
(REMOVE SHADED PORTION)
DASH/ FLR/ DEF LEVERCUT AT 3RD HOLE
(REMOVE SHADED PORTION)
COLD LEVERCUT AT 3RD HOLE
(REMOVE SHADED PORTION)
HOT LEVERCUT AT 3RD HOLE
(REMOVE SHADED PORTION)
8903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 8 OF 21
LOCATE THE CONTROL PANEL WIRE HARNESS AND PLUG THE CORRESPONDING WIRES INTO THE CORRECT CABLE CONVERTER ASSEMBLY AS SHOWN BELOW.
DASH/ FLR/ DEFCABLE CONVERTER
ASSEMBLY
RED
3/16” PUSH-ON
RING
WHTWHT/ YEL
DASH/ FLR/ DEF CABLE CONVERTER ASSEMBLY
CABLE CONVERTER ASSEMBLY INSTALLATION
CONTROL HARNESS
ROD SHOWN IN APPROX. INNER MOST POSITION
NOTE: DO NOT ALLOW ROD TO SEPARATE
HOUSING WHEN ROD IS IN INNER MOST
POSITION.
FLUSH
INSTALL CABLE CONVERTER ASM ON THE DASH/ FLR/ DEF LEVER. INSTALL CABLE CONVERTER LEVER PUSH ROD ONTO MOUNTING STUD ON LEVER. REMOVE THE 6-32 x 3/8” PAN HEAD MACHINE SCREW AND INSTALL CABLE CONVERTER ASM TO THE CONTROL PANEL OEM CABLE CLAMP MOUNTING LOCATION AND BRACKET USING 6-32 x 3/8” PAN HEAD MACHINE SCREW, WASHER AND 6-32 NYLOC NUT AS SHOWN BELOW.SINCE THE CABLE CONVERTER ASSEMBLY CAN SLIDE BACK AND FORTH IN CLAMP BEFORE SCREW IS TIGHTENED, POSITION CABLE CONVERTER ASSEMBLY SUCH THAT THE FLAT PART OF THE ROD IS AS CLOSE TO FLUSH AS POSSIBLE WITH THE END OF HOUSING AT THE LEVER’S INNER MOST POSITION. SECURE CABLE CONVERTER LEVER PUSH ROD ONTO OEM CABLE MOUNTING STUD USING 3/16” PUSH-ON RING AS SHOWN BELOW.
(REMOVE & INSTALL) 6-32 x 3/8” PAN HEAD
MACHINE SCREW
6-32 NYLOC NUT
WASHER
9903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 9 OF 21
ONCE WIRES ARE CORRECTLY PLUGGED INTO CABLE CONVERTER ASSEMBLY, SECURE WIRES TO THE CABLE CONVERTER ASSEMBLY USING TIE WRAPS (SUPPLIED), AS SHOWN BELOW. THE TIE WRAP MUST BE LOCATED BETWEEN THE END OF THE WIRE JACKET AND THE STEP IN THE CABLE CONVERTER HOUSING FORCING A BEND IN EACH WIRE AS THEY PASS OVER THE STEP IN THE CABLE CONVERTER HOUSING. HEAD OF TIE WRAP MUST FALL ON EDGE OF HOSING AS SHOWN TO REMAIN TIGHT. ENSURE THAT THE TIE WRAPS ARE SNUGENOUGH THAT THE WIRES CANNOT MOVE.
CONTROL HARNESS CONT.
STEP INCABLE CONVERTER
HOUSING
WIREJACKETTIE WRAP
WIRE JACKET
TIE WRAP
FORCE BENDIN WIRES OVER STEP
OFF/HI CABLE CONVERTER ASSEMBLY
ROD SHOWN IN APPROX. INNER MOST POSITION
NOTE: DO NOT ALLOW ROD TO SEPARATE
HOUSING WHEN ROD IS IN INNER MOST
POSITION.
FLUSH
INSTALL CABLE CONVERTER ASM ON THE OFF/HI LEVER. INSTALL CABLE CONVERTER LEVER PUSH ROD ONTO FAN SWITCH LEVER. SECURE THE CABLE CONVERTER ASM TO THE CONTROL PANEL FAN SWITCH POT ADAPTER BRACKET USING 6-32 x 3/8” PAN HEAD MACHINE SCREW, WASHER AND 6-32 NYLOC NUT AS SHOWN BELOW.SINCE THE CABLE CONVERTER ASSEMBLY CAN SLIDE BACK AND FORTH IN CLAMP BEFORE SCREW IS TIGHTENED, POSITION CABLE CONVERTER ASSEMBLY SUCH THAT THE FLAT PART OF THE ROD IS AS CLOSE TO FLUSH AS POSSIBLE WITH THE END OF HOUSING AT THE LEVER’S INNER MOST POSITION.
CABLE CONVERTER ASSEMBLY INSTALLATION
6-32 x 3/8”PAN HEAD
MACHINE SCREW
WASHER
SLIGHTLY BEND BRACKET TO ALIGN
w/ CONVERTER ASM
6-32 NYLOCNUT
10903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 10 OF 21
LOCATE THE CONTROL PANEL WIRE HARNESS AND PLUG THE CORRESPONDING WIRES INTO THE CORRECT CABLE CONVERTER ASSEMBLY AS SHOWN BELOW.
OFF/ HICABLE CONVERTER
ASSEMBLY
REDWHT/ GRN
WHT
CONTROL HARNESS
ONCE WIRES ARE CORRECTLY PLUGGED INTO CABLE CONVERTER ASSEMBLY, SECURE WIRES TO THE CABLE CONVERTER ASSEMBLY USING TIE WRAPS (SUPPLIED), AS SHOWN BELOW. THE TIE WRAP MUST BE LOCATED BETWEEN THE END OF THE WIRE JACKET AND THE STEP IN THE CABLE CONVERTER HOUSING FORCING A BEND IN EACH WIRE AS THEY PASS OVER THE STEP IN THE CABLE CONVERTER HOUSING. HEAD OF TIE WRAP MUST FALL ON EDGE OF HOSING AS SHOWN TO REMAIN TIGHT. ENSURE THAT THE TIE WRAPS ARE SNUG ENOUGH THAT THE WIRES CANNOT MOVE.
CONTROL HARNESS CONT.
STEP INCABLE CONVERTER
HOUSING
WIREJACKETTIE WRAP
FORCE BENDIN WIRES OVER STEP
WIRE JACKET
TIEWRAP
11903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 11 OF 21
LOCATE THE CONTROL PANEL WIRE HARNESS AND PLUG THE CORRESPONDING WIRES INTO THE CORRECT CABLE CONVERTER ASSEMBLY AS SHOWN BELOW.
COLD CABLE CONVERTER
ASSEMBLY
RED
WHTWHT/ BLUE
COLD CABLE CONVERTER ASSEMBLY
CABLE CONVERTER ASSEMBLY INSTALLATION
CONTROL HARNESS
ROD SHOWN IN APPROX. INNER MOST POSITION
NOTE: DO NOT ALLOW ROD TO SEPARATE
HOUSING WHEN ROD IS IN INNER MOST
POSITION.
FLUSH
INSTALL CABLE CONVERTER ASM ON THE COLD LEVER. INSTALL CABLE CONVERTER LEVER PUSH ROD ONTO MOUNTING STUD ON LEVER. SECURE THE CABLE CONVERTER ASM TO THE CONTROL PANEL OEM CABLE CLAMP MOUNTING LOCATIONUSING 8-32 x 3/8” HEX MACHINE SCREW AND 8-32 NYLOC NUT AS SHOWN BELOW.SINCE THE CABLE CONVERTER ASSEMBLY CAN SLIDE BACK AND FORTH IN CLAMP BEFORE SCREW IS TIGHTENED, POSITION CABLE CONVERTER ASSEMBLY SUCH THAT THE FLAT PART OF THE ROD IS AS CLOSE TO FLUSH AS POSSIBLE WITH THE END OF HOUSING AT THE LEVER’S INNER MOST POSITION. SECURE CABLE CONVERTER LEVER PUSH ROD ONTO OEM CABLE MOUNTING STUD USING 3/16” PUSH-ON RING AS SHOWN BELOW.
3/16” PUSH-ON
RING
8-32 x 3/8”HEX MACHINE
SCREW
8-32 NYLOCNUT
12903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 12 OF 21
ONCE WIRES ARE CORRECTLY PLUGGED INTO CABLE CONVERTER ASSEMBLY, SECURE WIRES TO THE CABLE CONVERTER ASSEMBLY USING TIE WRAPS (SUPPLIED), AS SHOWN BELOW. THE TIE WRAP MUST BE LOCATED BETWEEN THE END OF THE WIRE JACKET AND THE STEP IN THE CABLE CONVERTER HOUSING FORCING A BEND IN EACH WIRE AS THEY PASS OVER THE STEP IN THE CABLE CONVERTER HOUSING. HEAD OF TIE WRAP MUST FALL ON EDGE OF HOSING AS SHOWN TO REMAIN TIGHT. ENSURE THAT THE TIE WRAPS ARE SNUGENOUGH THAT THE WIRES CANNOT MOVE.
CONTROL HARNESS CONT.
STEP INCABLE CONVERTER
HOUSING
WIREJACKETTIE WRAP
FORCE BENDIN WIRES OVER STEP
WIRE JACKET
TIE WRAP
HEAT CABLE CONVERTER ASSEMBLY
CABLE CONVERTER ASSEMBLY INSTALLATION
ROD SHOWN IN APPROX. INNER MOST POSITION
NOTE: DO NOT ALLOW ROD TO SEPARATE
HOUSING WHEN ROD IS IN INNER MOST
POSITION.
FLUSH
INSTALL CABLE CONVERTER ASM ON THE HEAT LEVER. INSTALL CABLE CONVERTER LEVER PUSH ROD ONTO MOUNTING STUD ON LEVER. SECURE THE CABLE CONVERTER ASM TO THE CONTROL PANEL OEM CABLE CLAMP MOUNTING LOCATIONUSING 8-32 x 3/8” HEX HEAD MACHINE SCREW AND 8-32 NYLOC NUT AS SHOWN BELOW.SINCE THE CABLE CONVERTER ASSEMBLY CAN SLIDE BACK AND FORTH IN CLAMP BEFORE SCREW IS TIGHTENED, POSITION CABLE CONVERTER ASSEMBLY SUCH THAT THE FLAT PART OF THE ROD IS AS CLOSE TO FLUSH AS POSSIBLE WITH THE END OF HOUSING AT THE LEVER’S INNER MOST POSITION. SECURE CABLE CONVERTER LEVER PUSH ROD ONTO OEM CABLE MOUNTING STUD USING 3/16” PUSH-ON RING AS SHOWN BELOW.
3/16” PUSH-ON
RING
8-32 x 3/8”HEX HEAD
MACHINE SCREW
8-32 NYLOC NUT
13903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 13 OF 21
LOCATE THE CONTROL PANEL WIRE HARNESS AND PLUG THE CORRESPONDING WIRES INTO THE CORRECT CABLE CONVERTER ASSEMBLY AS SHOWN BELOW.
HEATCABLE CONVERTER
ASSEMBLY
REDWHT/ RED
WHT
CONTROL HARNESS
ONCE WIRES ARE CORRECTLY PLUGGED INTO CABLE CONVERTER ASSEMBLY, SECURE WIRES TO THE CABLE CONVERTER ASSEMBLY USING TIE WRAPS (SUPPLIED), AS SHOWN BELOW. THE TIE WRAP MUST BE LOCATED BETWEEN THE END OF THE WIRE JACKET AND THE STEP IN THE CABLE CONVERTER HOUSING FORCING A BEND IN EACH WIRE AS THEY PASS OVER THE STEP IN THE CABLE CONVERTER HOUSING. HEAD OF TIE WRAP MUST FALL ON EDGE OF HOSING AS SHOWN TO REMAIN TIGHT. ENSURE THAT THE TIE WRAPS ARE SNUG ENOUGH THAT THE WIRES CANNOT MOVE.
CONTROL HARNESS CONT.
WIRE JACKET
TIEWRAP
STEP INCABLE CONVERTER
HOUSING
WIREJACKETTIE WRAP
FORCE BENDIN WIRES OVER STEP
14903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 14 OF 21
USING THE SUPPLED TIE-WRAPS, TIE THE WIRES TO THE CONTROL PANEL.CONFIRM THAT WIRES ARE SECURED AND DO NOT INTERFERE WITH LEVER OPERATION OR CABLE CONVERTER ASSEMBLY.
INSTALL BEZEL AND PLACARD AS SHOWN BELOW.
BEZEL
BACKING PLATE
NEWPLACARD
48401-PCR
CONTROL HARNESS FINAL STEP
BEZEL & PLACARD INSTALLATION
15903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 15 OF 21
OEM KNOB INSTALLATION
RE-INSTALL OEM KNOBS AS SHOWN BELOW.
16903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 16 OF 21
RE-INSTALL CONTROL PANEL IN DASH.PLUG THE WIRING HARNESS INTO THE ECU MODULE ON SUB CASE AS SHOWN BELOW.WIRE ACCORDING TO WIRING DIAGRAM ON PAGE 19.CONTROL PANEL CALIBRATION PROCEDURE AND OPERATION INSTRUCTIONS: CALIBRATING THE CONTROL PANEL WILL SET THE RANGE OF TRAVEL FOR THE CABLE CONVERTERS CONNECTED TO THE OEM CONTROL PANEL LEVERS. PERFORMING THIS PROCEDURE WILL SET THE LIMITS OF THE CABLE CONVERTERS AT THEIR HIGHEST AND LOWEST POINTS. LOCATE THE GRAY WIRE WITH AN UNUSED CONNECTOR IN THE WIRING HARNESS NEAR THE TWO CABLE HARNESS RELAYS. THE WIRE IS LABELED PRGM ON THE WIRING DIAGRAM ON PAGE 19. IT WILL BE NECESSARY TO GROUND THE GRAY WIRE FOR APPROXIMATELY FIVE SECONDS WHILE MOVING THE CONTROLS SO IT IS SOMETIMES HELPFUL TO ATTACH ONE END OF THE WHITE JUMPER WIRE TO THE VEHICLE’S GROUND (FOR EXAMPLE THE CHASSIS) AND HAVE THE OTHER END READY TO CONNECT TO THE GRAY PRGM WIRE WHEN THE PROCEDURE REQUIRES IT. TO CALIBRATE THE CONTROL PANEL FOLLOW THE CALIBRATION PROCEDURES ON PAGE 17 & 18.
FINAL STEPS
PLUGFROM
WIRINGHARNESS
232001-VUR
PLUGFROM
CONTROLWIRING
HARNESS232002-VUA
17903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 17 OF 21
ON VINTAGE AIR GEN 4 SYSTEMS USING FACTORY CONTROLS, IT IS NECESSARY TO CALIBRATE THESYSTEM TO YOUR SPECIFIC CONTROL PANEL. THIS PROCEDURE ENSURES THAT THE STROKE OF YOURCONTROL PANEL LEVERS OR KNOBS IS TRANSLATED INTO PRECISE CONTROL OF THE FAN SPEED, TEMPERATURE BLEND, AND MODE DOOR POSITION. PLEASE CAREFULLY READ AND UNDERSTAND THESE PROCEDURES BEFORE BEGINNING. THE PROCEDURE MAY BE REPEATED AS MANY TIMES AS NECESSARY TO GET IT RIGHT.
IN PREPARATION FOR CALIBRATION, YOU WILL NEED TO ATTACH THE SUPPLIED WHITE GROUND JUMPERWIRE TO A SUITABLE CHASSIS GROUND. THIS JUMPER WIRE MUST BE EASILY CONNECTED TO THE GRAY PROGRAMMING WIRE LOCATED IN THE MAIN GEN 4 WIRING HARNESS NEXT TO THE RELAYS. DURINGTHE CALIBRATION PROCEDURE, YOU WILL CONNECT THE WHITE JUMPER TO THE GRAY PROGRAM WIRE WHICH WILL “TEACH” THE GEN 4 ECU THE UPPER LIMITS OF THE CONTROL LEVERS OR KNOBS. THE BLOWER WILL MOMENTARILY CHANGE SPEEDS, SIGNALING THAT THE UPPER LIMITS HAVE BEEN “LEARNED”. YOU WILL MOVE THE LEVERS OR KNOBS TO OPPOSITE EXTREME POSITIONS OF THEIR TRAVEL AND THEN DISCONNECT THE WHITE JUMPER. THE BLOWER WILL AGAIN CHANGE SPEEDS, SIGNALING THAT THE LOWER LIMITS HAVE BEEN LEARNED AND THAT THE CALIBRATION PROCEDURE IS COMPLETE.
CONTROL PANEL CALIBRATION PROCEDURE
GRAYPROGRAM WIRE
WHITE JUMPERCABLE
18903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 18 OF 21
TURN THE IGNITION SWITCH ON (DO NOT START THE ENGINE)
MOVE THE CONTROL LEVERS TO THE POSITION SHOWN.
CONNECT THE WHITE JUMPER WIRE TO THE GRAY PROGRAM WIRE. WAIT FOR THE BLOWER SPEED TO CHANGE. (APPROXIMATELY 5 SECONDS)
MOVE THE FAN SWITCH AND CONTROL LEVERS TO THE POSITIONS SHOWN
DISCONNECT THE WHITE JUMPER WIRE FROM THE GRAY PROGRAM WIRE. THE BLOWER SPEED WILL CHANGE, INDICATING COMPLETION OF THE CALIBRATION PROCEDURE.
CONFIRM PROPER OPERATION OF CONTROLS. REPEAT PROCEDURE IF NECESSERY. WHEN FINISHED, TAPE OVER PROGRAM WIRE CONNECTER WITH ELECTRICAL TAPE TO PREVENT ACCIDENTAL CONTACT WITH CHASSIS GROUND.
CONTROL PANEL CALIBRATION PROCEDURE CONT.
OFF ON
START
DASH FLOOR DEF
OFF FAN HI
HEAT
COLD
DASH FLOOR DEF
OFF FAN HI
HEAT
COLD
19903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 19 OF 21
WHT/GRN
WHT/YELWHT/RED
RED
WHTBACKLIGHT NEG
FAN WIPER
MODE WIPER
TEMP WIPER
5V-SW
GND
BACKLIGHT POS
AC ANNUNCIATOR
PRE-WIRED
GEN IV WIRING DIAGRAMREV C, 11/24/2009
GEN IV ECU
PROGRAM
WIRING DIAGRAM
TEMP
MODE
FAN
A/C(IF USED)
232007-VUR
232002-VUA
** CIRCUITBREAKER30 AMP
*** WIDE OPENTHROTTLESWITCH
(OPTIONAL)
* DASH LAMP(IF USED)
* DASH LAMP IS ONLY USED WITH TYPE 232007-VUR HARNESS ** WARNING: ALWAYS MOUNT CIRCUIT BREAKER UNDER THE HOOD IN THE ENGINE COMPARTMENT AND AS CLOSE TO THE BATTERY AS POSSIBLE.*** WIDE OPEN THROTTLE SWITCH CONTACTS CLOSE ONLY AT FULL THROTTLE, WHICH DISABLES AC COMPRESSOR.
JF8
BLK
ORA
TAN
VIEWED FROM WIRE SIDE
20903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 20 OF 21
OPERATION OF CONTROLS
NOTE: CONTROLS MUST BE CALIBRATED FOR PROPER OPERATION-REFER TO CONTROL PANEL INSTRUCTIONS.
A/C MODEBLOWER SPEED
ADJUST TO DESIREDSPEED
COLD LEVERIN A/C MODE SLIDE
THE COLD LEVER ALL THE WAY UP TO
ENGAGE COMPRESSOR.(SLIDE LEVER UP OR DOWN TO ADJUST
DESIRED TEMPERATURE)HEAT LEVER
SLIDE THE HEAT LEVER ALL THE WAY UP FOR
MAX COLD. (SLIDE LEVER UP OR DOWN TO ADJUST DESIRED TEMPERATURE)
MODELEVER
COLDLEVER
BLOWERSPEED
HEATLEVER
HEAT MODE
DASH FLOOR DEF
OFF FAN HI
HEAT
COLD
DASH FLOOR DEF
OFF FAN HI
HEAT
COLD
DEFROST MODE
DASH FLOOR DEF
OFF FAN HI
HEAT
COLD
SLIDE THE LEVER TOTHE “DASH” POSITION
MODE LEVER
BLOWER SPEEDADJUST TO DESIRED
SPEED
COLD LEVERSLIDE THE COLD LEVER ALL THE WAY DOWN.
HEAT LEVERSLIDE THE HEAT LEVER ALL THE WAY DOWN
FOR MAX HEAT(SLIDE LEVER UP OR DOWN TO ADJUST
DESIRED TEMPERATURE)
COLD LEVERSLIDE COLD LEVER ALL THE
WAY UP TO THE COLD POSITION, TO ENGAGE
COMPRESSOR.
SLIDE HEAT LEVER ALL THE WAY UP. (SLIDE LEVER UP
OR DOWN TO ADJUSTDESIRED TEMPERATURE
HEAT LEVER
SLIDE THE LEVER TOTHE “FLOOR” POSITION
MODE LEVER
ADJUST TO DESIREDSPEED
BLOWER SPEED
SLIDE THE LEVER TOTHE “DEF” POSITION
MODE LEVER
903054 REV C 6/18/12, INST 1955-56 CHEVY CNTRL PNL PG 21 OF 21
CONTROL KIT473056
1955 & 56 CHEVY CONTROL PANEL CONVERSION PACKING LIST
No QTY PART No. DESCRIPTION
1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.17.18.19.20.21.
416411351112113113232
112002-SUA232002-VUA65976-VUE491010-VUR64705564705618856921301-VUP231520180007-SSR180006-SSR18199-VUB18310-VUB18151-VUB18125-VUB48401-PCR18091118107-VUB18122-VUB18237-VUB18602-NSR
SLIDE POT ASMGEN IV UNIVERSAL CONTROL HARNESS 3/16” PUSH-ON RINGCABLE CONVERTER CLAMP55-56 CHEV FAN SWITCH LEVER55-56 CHEV FAN SW POT ADAPTER BRKT3/16 x 5/8 CLEVIS PIN4” TIE WRAPGROUND WIRENYLON SHOULDER SPACERNYLON SPACER8-32 x 3/8” HEX MS TP-235/16-18 x 1½” HEX BOLT5/16-18 NYLON LOCKNUT.250 ID x .750 OD FLAT WASHER55-56 CHEVY CONTROL PANEL.009 WAVE WASHER6-32 NYLOC NUTWASHER6-32 x 3/8” PH PAN HEAD MS-ZNC8-32 NYLOC NUT
CHECKED BY:PACKED BY:
DATE:
1
23 4
5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
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