3 4 7 9 5 Tvs zo i 1 9 J II 9 1 E 1 ll 12 1 T3 1 I mf 1 I N 1 Q Q I I I Q I 1 1 6 I3 12 1 IO 1 1 2 I T1 i l 15 1 Y T 1 g 19 X 1 1 3 37 36 1 1 1 1 I I 20 ll T 25 r c xi 1 Z O 38 1 i I 1 27 1 1 w 21 l I4 Y I F1 ENZIT I lxll I I Q 0 xg Z TI IB I 1 1 r 1 V l I M 1 I g I TAS so 1 I F T 1 39 22 il I1 r I 1 1 11 3Q e I I l 1 I 7 2 V 24 I l 7 I 3 War 9 S 1 40 ss 28 1 22 1 1 23 TP9 Z0 I 1973 77 CK AIR CONDITIONING HEATER ASSEMBLY 1ST DESIGN 1 9 786 BAFFLE ASM Temp Valve 3027429 22 8 920 NUT 10 24 x I Z 2 9 264 HOUSING Temp V v 1 3032269 23 9 779 ELEMENT Defr Vlv 1996506 3 8 977 SCREW 1 24 9 779 VALVE Defr 3027434 4 8 854 STRAP Core Mt 3028863 25 9 2111 VALVE Bi Level Slave 3027958 5 8 977 SCREW 1 26 9 211 1 SEAL Yoke to Front Plate 6 8 977 SCREW Housing 3021836 7 8 854 CLAMP Core Mt Header 27 9 2164 YOKE A C Slave Valve 3021835 Tank 1 3024912 28 9 211 SEAL Diverter Valve to Case 3020529 8 8 854 CORE W Fittings 3027265 29 8 921 NUT Push On 9 8 967 RIVET 1 1 30 N S SCREW Part of Item 33 10 8 929 WASHER 31 N S HINGE Part of item 33 11 9 786 LINK Dvtr Vlv Shaft 3020528 32 N S RIVET Part of Item 33 12 9 262 SHAFT ASM W Lever 33 9 786 VALVE ASM W Link A C Diverter Valve 3020370 Dvtr 1973 74 3020530 3 8 977 SCREW Hex O I6 x I 2 9 786 VALVE ASM W Link A C 14 N S SPACER Part of 12 Dvtr 1975 77 3031196 15 9 786 SPRING A C Valve 3022539 34 N S HINGE Part of item 33 16 9 262 BRACKET Dvtr vlv Adj 3020477 35 8 977 SCREW 17 9 786 LINK Dvtr Slave Shaft 3021756 36 9 281 HOSE Cut from Bu k 3 32 18 9 262 SHAFT ASM W Lever Slave ID 3987362 Valve 3020363 37 9 281 CLIP Vac Hose 3027392 19 8 977 SCREW 10 24 x 1 2 38 9 775 GROMMET A C Vac Hoses 3020362 20 9 787 BRACKET Cbl Adj Temp Vlv 3027261 39 9 280 ACTUATOR Air Dist Vac 1998999 21 N S CASE 1973 74 3 40 9 786 PLATE W Baffle Case Frt 9 786 CASE W Frt Plt 1975 1975 78 2 3031464 77 Cases include items l1 12 15 18 23 28 33 36 39 40 3031466 NOTE 1 Housing part number listed is made of Polypropylene and is a good replacement part for early model Zinc Housings 1 NOTE 2 Front Plate no longer available as a piece part for 197 3 74 See item 21 NOTE 3 No longer available WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORAT ON LT TRUCK 51A 1 2 83 911 7 9 000 GROUP