Expedition 4WD V8-4.6L SOHC VIN 6 (1997)
Wiper Arm: Technical Service Bulletins
Rear Wiper Arm- Installation Service Tip
Article No.
97-21-14
10/13/97
WIPER - REAR - REAR WIPER ARM INSTALLATION
PROCEDURE - SERVICE TIP
LIGHT TRUCK:
1997 EXPEDITION
1998 NAVIGATOR
ISSUE:
The rear wiper motor may become inoperative if the wiper arm is not installed correctly onto the motor shaft.
ACTION:
Use the following Service Procedure when installing a rear wiper arm onto the rear wiper motor.
SERVICE PROCEDURE
1.
Cycle the rear wiper motor with the arm off.
2.
Install rear wiper arm onto motor without the fastening nut.
3.
Align the wiper arm to the wiper stop. The wiper duckbill must be set outside the wiper stop groove and the knob on the back of the duckbill
should be sitting on the top of the outside lower piece of the wiper stop (Figure 1).
4.
Torque the wiper arm nut to 13-17 N.m (10-12 lb-ft).
5.
Cycle the rear wiper arm without lifting the duckbill into the wiper stop groove. The duckbill should rest in stop groove after cycling motor.
OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: INFORMATION ONLY
OASIS CODES: 202000
