12 secnon 190 1973 79 TRUCK SERIES 100 500 YEAR MODEL RESTRICTIONS PART NUMBER DESCRIPTION TY 19A885 WIRING ASSY AIR CONDITIONER THERMOSTAT TO CLUTCH C0nt d 77 F100 350 integral A C D8TZ 19A885 A From main wiring 14401 to blower motor I 1 7 From Ser Y60 001 Not re laced resistor I D7TZ 19A885 A From blower motor resistor to ambiant sensor 1 switch 78 F100 250 integral A C D8TZ 19A885 A From starter mtr rly to A C blwr mtr not re laced 1 78 F100 350 integral A C D8TZ 19A885 B From main wiring 14401 to blwr mtr 1 and A C clutch solenoid 78 F100 350 integral A C D8TZ 19A885 C From A C control to blwr mtr resistor 1 Not re laced 79 F100 350 integral A C D9TZ 19A885 A From main wiring 14401 to blwr mtr 1 Not re laced and A C clutch solenoid 79 F100 350 inte ral A C D9TZ 19A885 B From A C control to blwr mtr resistor 1 19B888 VALVE ASSY AIR CONDITIONER VACUUM SELECTOR 75 EIOO 350 integral A C D3AZ 19B888 B YH 3 1 auxiliary A C 78 moo 250 A A boaltian A C 1 I dealer installed with I Hi Lo vent 78 E100 350 W deluxe htr vent DSTZ 19B888 B YH 325 I 73 F100 250 w integral A C D5TZ 19B888 A YH 285 1 I or built in A C dealer I installed with Hi low vent 78 F100 350 W deluxe htr vent D8TZ 19B888 A YH 324 1 19893 REGISTER AIR CONDITIONER 73 74 E100 300 integral A C C9UZ 19893 A Paint to match not regtaced AL 72 M etpo zoo A A uait an A C DZAZ 19893 B RR LH 1 center 3 75 I EIOO 350 integral A C D5UZ 19893 C RH 1 i i D20Z 19893 A Center L H 3 75 E100 350 w aux A C D5UZ 19893 A Front 1 I and or aux heater I D5UZ 19893 B Center and rear 4 15 I moo 350 A A t olItAan A c D3AZ 19893 A R H L H 2 I dealer installed 75 I E100 350 built in A C DZOZ 19893 A Center 2 dealer installed 78 E100 350 built in auxiliary DZAZ 19893 B 1 A C dealer installed 73 I F100 350 integral A C or Hi RH D3TZ 19893 A LH D3TZ 19893 C 1 I Lo vent i D3TZ 19893 B Center 1 73 74 F100 350 built in A C D2AZ 19893 8 AR I dealer installed w hang on glove box Betore Ser To0 001 I D3TZ 19893 C L H 1 I D3TZ 19893 B Center 1 13 M I F100 350 A boaltan A C D2AZ 19893 B R H AR I dealer installed w hang l on glove box I From Ser To0 001 I D3TZ 19893 D L H 1 i i D3TZ 19893 B Center 1 74 I F100 250 bui t in A C dealer DZITZ 19893 A R H 1 I installed w 0 han on love box Center 2 j C89 WPADMOREGISTER LOUVER b 74 EIOO 350 F100 350 EOSZ 19C896 A Use as gasket around A C or AR I heater registers cut to fit 19901 DUCT ASSY AIR CONDITIONER ROOF SIDE CENER Paint to match 73 4 E100 V integral A C I D3UZ 19901 A M I i 1