B250 3/4 Ton Van L6-225 3.7L VIN H 1-bbl (1987)
Relays and Modules - HVAC: By Symptom
Technical Service Bulletin # 240392
Date: 920824
Heater/AC Blower Motor Fan Switch - Inoperative
NO.:
24-03-92
GROUP:
Heater & A/C
DATE:
Aug. 24, 1992
SUBJECT:
Inoperative Heater/AC Blower Motor Fan Switch
MODELS:
1986-1988
(B) Ram Van/Wagon
1989-1992
(AB) Ram Van/Wagon
SYMPTOM/CONDITION:
Customer complaints of inoperative blower motor switch or repeated blown fuses. This condition occurs most often if the blower is operated on the
"high" blower position.
PARTS REQUIRED:
1
Blower Motor Switch Package
4723982
Package Contents:
1
Blower Motor Wiring Assembly with Relay
4723644
5
Tie Straps
6015756
1
Instruction Sheet
1
Heat Shrink Tubing
4419644
REPAIR PROCEDURE:
This repair involves replacement of blower motor switch with a revised switch and installation of a wiring harness with relay assembly.
1.
With ignition key in the OFF position, disconnect the negative battery cable.
