The F/O Wiper Does not Go Back Correctly to the Park Position

TASK 30-45-00-810-803-A
The F/O Wiper Does not Go Back Correctly to the Park Position

1. Possible Causes

MOTOR CONVERTER-WIPER, F/O [6DB2]

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 30-45-00-200-001	Inspection/Check of the Operation of the Windshield Wipers.
AMM 30-45-00-720-001	Functional Test of the Windshield Rain Protection
CMM 304551
AMM 30-45-51-000-001	Removal of the Wiper Motor Converter
AMM 30-45-51-400-001	Installation of the Wiper Motor Converter
AMM 30-45-52-400-002	Installation of the Wiper Arm

3. Fault Confirmation
Subtask 30-45-00-720-054-A

A. Test
Do the functional test of the windshield rain protection AMM 30-45-00-720-001.

4. Fault Isolation
Subtask 30-45-00-810-052-A

A. If the wiper(s) does(do) not go back correctly to the park position:
(1) On the Overhead Control and Indicating panel 22VU, make sure that the WIPER control switch (5DB2) is at OFF.
(2) Do a check for the correct sweeping angle and park position of the wiper(s) AMM 30-45-00-200-001 and do a check for the correct operation of the wiper(s) given in Para. 4.D. of the installation of the Wiper Arm AMM 30-45-52-400-002.

If wiper does not go back correctly to parking position or if wiper does not stop in parking position:
adjust/replace microswitches CMM 304551.
If fault continues replace the MOTOR CONVERTER-WIPER, F/O [6DB2] AMM 30-45-51-000-001 and AMM 30-45-51-400-001.

Subtask 30-45-00-720-055-A

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:29:44 UTC