Installation of the Rheostat - Flood Light

TASK 33-12-17-400-001-A
Installation of the Rheostat - Flood Light

ZONE: 211
ZONE: 212
FIN: 28LE ** ON A/C NOT FOR ALL
FIN: 35LE ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
211	COCKPIT
212	COCKPIT

B. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
9	RHEOSTAT	AIPC 33-12-08-02-130
20	RHEOSTAT	AIPC 33-12-08-02-140

C. Referenced Information

REFERENCE	DESIGNATION
TASK 33-12-00-710-001-A	Operational Test of the General Illumination
Main Panel and Pedestal Flood Light Rheostats

3. Job Set-up
Subtask 33-12-17-865-051-A ** ON A/C NOT FOR ALL

A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H08
122VU	LIGHTING/FLOOD/CTR INST/PNL	2LE	Z04

4. Procedure
Subtask 33-12-17-420-050-A ** ON A/C NOT FOR ALL

A. Installation of the Pedestal Flood-Light Rheostat (28LE)
(1) Do an inspection of the component interfaces and the adjacent area.
(2) Install a new AIPC 33-12-08-02-130 RHEOSTAT (9) through the hole of the panel 112VU (9).
(3) Install the washer (8) and tighten the nut (7).
(4) Put the placard (3) in position on the panel 112VU (1) and hold it in this position.
(5) Attach the placard (3) with the two screws (4).
(6) Install the knob (5). Be careful not to damage the flat of the axle of the rheostat (9).
(7) Tighten the two screws (6).
(8) Remove the CAP-BLANKING from each electrical connector and receptacle.
(9) Make sure that all the electrical connections are clean and in the correct condition.
(10) Install the connector (10) and attach it with the two screws (11) on the back of the rheostat (9).
(11) Install the panel 112VU (1) with the two fasteners (2).

Subtask 33-12-17-420-051-A ** ON A/C NOT FOR ALL

B. Installation of the Main-Panel Flood-Light Rheostat (35LE)
(1) Do an inspection of the component interfaces and the adjacent area.
(2) Install a new AIPC 33-12-08-02-140 RHEOSTAT (20) through the hole of the panel 111VU (12).
(3) Install the washer (19) and tighten the nut (18).
(4) Put the placard (14) in position on the panel 111VU (12) and hold it in this position.
(5) Attach the placard (14) with the two screws (15).
(6) Install the knob (16). Be careful not to damage the flat of the axle of the rheostat (20).
(7) Tighten the two screws (17).
(8) Remove the CAP-BLANKING from each electrical connector and receptacle.
(9) Make sure that all the electrical connections are clean and in the correct condition.
(10) Install the connector (21) and attach it with the two screws (22) on the back of the rheostat (20).
(11) Install the panel 111VU (12) with the two fasteners (13).

Subtask 33-12-17-865-052-A ** ON A/C NOT FOR ALL

C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CKPT/DOME	1LE	H08
122VU	LIGHTING/FLOOD/CTR INST/PNL	2LE	Z04

Subtask 33-12-17-710-050-A ** ON A/C NOT FOR ALL

D. Test
Do the operational test of the general illumination (Ref. AMM TASK 33-12-00-710-001).

5. Close-up
Subtask 33-12-17-942-050-A ** ON A/C NOT FOR ALL

A. Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.01 00:52:40 UTC