Fleetwood FWD V8-252 4.1L (1986)
Windshield Washer Pump: Technical Service Bulletins
Intermittent Wiper Operation and Washer Pump Replacement
Bulletin No. T
86-47
File in Group
8
Number
40
Corp. Ref. No.
806 8552
Date
April '86
SUBJECT:
INTERMITTENT WIPER OPERATION AND WASHER PUMP REPLACEMENT
MODELS AFFECTED:
1985-1986 FWD DE VILLE AND FLEETWOOD
Figure 1 - Windshield Wiper Motor Build Date and Check Valve Locations
Intermittent Wiper Operation
Some 1985 FWD De Villes and Fleetwoods with windshield wiper motor build dates between 200- 84 and 115-85 (see Figure 1) may exhibit one or
more of the following conditions:
-
Wiper may stop in hi or lo speed but if switch is turned to another speed, will start to operate.
-
Wiper may stop in intermittent mode but if switch is turned to another speed, will start to operate.
-
Wiper may park from any mode without switch being turned off.
To repair these conditions, a new end cap (P/N 22038791) has been released for service. Follow the procedure below to replace an end cap.
Figure 2 - End Cap Removal
1.
Disassemble end cap by bending tabs outward and remove end cap from armature shaft (see Figure 2). Do not remove armature.
2.
Spray electrical contact cleaner on clean cloth and wipe commutator clean. Apply grease supplied with the end cap to end of armature shaft.
3.
Install new end cap and bend tabs to original positions.