Removal of the Aft Cargo-Compartment Temperature-Selector

TASK 21-43-17-000-001-A
Removal of the Aft Cargo-Compartment Temperature-Selector

FIN: 15HC ** 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. 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)
Aft Cargo-Compartment Temperature-Selector 15HC

3. Job Set-up
Subtask 21-43-17-861-050-A ** ON A/C NOT FOR ALL

A. Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).

Subtask 21-43-17-865-050-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
49VU	AIR COND/AFT CARGO/VENT/CTL & MONG	31HN	C07
** ON A/C NOT FOR ALL
49VU	AIR COND/AFT CARGO/VENT & HTG/CTL & MONG	31HN	C07
** ON A/C NOT FOR ALL
122VU	AIR COND/AFT CARGO VENT/FAN	30HN	S22

4. Procedure
Subtask 21-43-17-020-050-A ** ON A/C NOT FOR ALL

A. Remove the Temperature Selector
(1) Turn the four QAD fasteners of the panel 22VU a quarter turn.
(2) Pull the panel 22VU from its housing. Do not disconnect the electrical connectors from the rear plate.
(3) Loosen the two captive screws at the rear of the connector (1) and disconnect it.
(4) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(5) Loosen the two screws (8).
(6) Pull the knob (7) from its shaft.
(7) Remove the nut (6).
(8) Remove the washer (5).
(9) Remove the selector (2).

[Rev.10 from 2021] 2026.04.02 06:11:20 UTC