Removal of the Escape-Slide Handle Proximity-Switch

TASK 52-22-71-000-803-A
Removal of the Escape-Slide Handle Proximity-Switch

FIN: 34WN1 ** ON A/C NOT FOR ALL
FIN: 34WN2 ** ON A/C NOT FOR ALL
FIN: 34WN3 ** ON A/C NOT FOR ALL
FIN: 34WN4 ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
833, 834, 843, 844

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 25-23-47-000-803-A	Removal of the Door Lining from the Overwing Emergency Exit
TASK 52-22-00-410-802-A	Closing of the Overwing Emergency-Exit Door from the Passenger Compartment
Escape-Slide Handle Proximity-Switch

3. Job Set-up
Subtask 52-22-71-860-067-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Make sure that applicable overwing emergency-exit door 833 ( 843) or 834 ( 844) is closed, latched and locked (Ref. AMM TASK 52-22-00-410-802).

Subtask 52-22-71-865-053-A ** ON A/C NOT FOR ALL

B. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	EIS/SLIDES/ARM AND WARN/FLT	15WN	P11
121VU	EIS/SLIDES/ARM AND WARN/GND	13WN	P10
121VU	EIS/SDAC1 AND 2/DOOR/DET/PAX	48WV	P05
122VU	FLIGHT LOCK OWD	40WN	U16

Subtask 52-22-71-010-051-A ** ON A/C NOT FOR ALL

C. Get Access
(1) Remove the lining of the overwing emergency-exit door (Ref. AMM TASK 25-23-47-000-803).

4. Procedure
Subtask 52-22-71-020-051-A ** ON A/C NOT FOR ALL

A. Removal of the Escape-Slide Handle Proximity-Switch
(1) Remove the switch (4):
(a) Disconnect the electrical connector (5) from the switch (4).
(b) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(c) Remove and discard the lockwire:

WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.

1 Remove and discard the lockwire from the locknut (1).
(d) Remove the locknut (1).
(e) Remove and discard the lockwasher (2).
(f) Remove the switch (4) from the bracket (3).

[Rev.10 from 2021] 2026.04.02 06:27:46 UTC