6 secnoiv 190 1973 79 TRUCK SERIES 100 500 YEAR MODEL RESTRICTIONS PART NUMBER DESCRIPTION TY 19C705 8 Refer to Section 197 for service Refrigerant Line Assemblies and or reglacement details 19706 RESISTOR ASSY BLOWER MOTOR 73 E100 300 integral A C w dual D1TZ 19706 B 1 eva orator Bef0re Ser S40 001 Not re laced 73 74 E100 250 integral A C w dual C8TZ 19706 B 1 eva orator From Ser S40 001 Not re laced 8 82 73 F100 350 integral A C or D3TZ 19706 A 1 Hi Lo vent 73 74 E100 350 integral A C D1TZ 19706 B 1 w single evaporator 73 74 E100 300 w heater 1 75 E100 350 w auxiliary A C D3FZ 19A706 A 1 and auxiliary heater 75 E100 350 integral A C 1 w sin le eva orator or Hi L0 vent 75 E100 350 w auxiliary osuz 19A706 A 1 heater onl 19A706 Refer to groug 19706 19B706 RELAY ASSY AIR CONDITIONER CONTROL BOX COVER AUXILIARY EVAPORATOR 73 74 E100 300 integral A C DOUZ 198706 A 1 w dual evaporator Not replaced Before Ser S40 001 74 E100 300 integral A C w dual D4UZ 198706 A 1 eva orator From Ser S40 001 78 E100 350 built in auxiliary D8UZ 198706 A R b D3SZ 13A435 A 8 81 1 A aler installed 190706 SEAL AIR CONDITIONER EVAPORATOR CASE FRONT PANEL 73 F100 350 an1e raiA c D3TZ 190706 A 1 19708 Refer to groug 19B968 19712 CORE ASSY AIR CONDITIONER CONDENSER Refer to TSB 162 dated 7 25 78 3286 73 74 E100 300 integral A C C9UZ 19712 A YJ 56 1 w sin le eva orator Not re laced 8 82 73 74 E100 300 integral A C D2UZ 19712 A YJ 63 1 w dual eva orator Not re aced 8 82 75 E100 350 inte ral A C D5UZ 19712 B YJ 179 1 73 F100 350 integral A C D3TZ 19712 A YJ 27 1 Before Ser S20 001 73 78 F100 350 integral A C D4TZ 19712 A YJ 78 1 From Ser S20 OO1 78 F100 350 inte ral A C D8TZ 19712 A YJ 137 Condenser deh drator 1 78 E100 350 Aux A C DBUZ 19712 A YJ 182 1 dealer installed 73 77 E100 300 F100 250 han n A C C7AZ 19712 A YJ 49 used w condenser mounted deh drator 1 76 77 E100 350 F100 250 han n A C D6AZ 19712 A YJ 124 used with a ron mounted deh drator 1 78 E100 350 F100 350 han n A C D8AZ 19712 A YJ 132 1 19C715 BRACKET AIR CONDITIONER OR HEATER CONTROL MOUNTING 75 E100 350 A D7UZ 190715 A R b E4UZ 19618 B 1 190729 SCREEN AIR CONDITIONER COMPRESSOR SUCTION 73 E100 200 F100 550 me ra A c D3AZ 190729 A 1 19736 COVER A C EVAPORATOR THERMOSTAT 75 E100 350 w inte ral A C D5UZ 19736 A Main eva orator 1 198738 SEAL A C EVAPORATOR CORE COVER 75 E100 250 w aux A c DSUZ 198738 A 1 and or aux htr 19752 VALVE ASSY AIR CONDITIONER COMPRESSOR LOW PRESSURE Also refer to Section 197 73 E100 300 F100 350 DOUZ 19752 A YF 309 1 inte ral A C 80 E100 350 Aux A C D8UZ 19752 A 1148 1 000007900