Removal of the Indication Box - Potable Water Service panel

TASK 38-14-00-000-004-A
Removal of the Indication Box - Potable Water Service panel

FIN: 2023VU ** 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	1	ACCESS PLATFORM 1M(3 FT)
No specific	AR	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
No specific	1	SCRAPER - NON METALLIC
No specific	1	WARNING NOTICE(S)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
171AL

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
Indication Box 2023VU ** ON A/C NOT FOR ALL
Indication Box ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 38-14-00-861-055-A

A. Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

Subtask 38-14-00-865-067-A

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2000VU	WATER SYSTEM-QANT-IND	1MA	B01
** ON A/C NOT FOR ALL
2001VU	WATER SYS-QUANT-IND	1MA	B06
** ON A/C NOT FOR ALL
2001VU	WATER SYS-DRAIN	1MP	B05
** ON A/C NOT FOR ALL
2001VU	WATER-SYS-DRAIN	1MP	B05

Subtask 38-14-00-010-062-A

C. Get Access
(1) Put the ACCESS PLATFORM 1M(3 FT) in position below the potable-water service-panel door (referred to as the service door) 171AL.
(2) Open the service door 171AL.
(3) Put the WARNING NOTICE(S) in position to tell persons:

Not to do the servicing of the potable water system.

4. Procedure
Subtask 38-14-00-020-050-B ** ON A/C NOT FOR ALL

A. Removal of Indication Box 2023VU

CAUTION: MAKE SURE THAT THE ELECTRICAL CONNECTORS ARE CLEAN BEFORE YOU DISCONNECT OR CONNECT THEM. CONTAMINATION ON THE ELECTRICAL CONNECTORS CAN CAUSE DAMAGE TO EQUIPMENT.

(1) Disconnect the electrical connector (7).
(2) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(3) Remove the sealant that is around the flange of the indication box (6) and the potable-water service panel with the SCRAPER - NON METALLIC.
(4) If necessary, remove the indication lights (1) and (2) with their caps from the potable-water service panel.
(5) Remove the screws (3) and the washers (4).
(6) Remove the indication box (6) together with the seal (5).
(7) Discard the seal (5).

Subtask 38-14-00-020-050-C ** ON A/C NOT FOR ALL

A. Removal of Indication Boxes 2023VU and 2021VU
(1) Remove the indication box (6) as follows:

CAUTION: MAKE SURE THAT THE ELECTRICAL CONNECTORS ARE CLEAN BEFORE YOU DISCONNECT OR CONNECT THEM. CONTAMINATION ON THE ELECTRICAL CONNECTORS CAN CAUSE DAMAGE TO EQUIPMENT.

(a) Disconnect the electrical connector (7).
(b) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(c) Remove the sealant that is around the flange of the indication box (6) and the potable-water service panel with the SCRAPER - NON METALLIC.
(d) If necessary, remove the caps (8) with the indication lights (1) and (2) from the potable-water service panel.
(e) Remove the screws (3) and the washers (4).
(f) Remove the indication box (6) together with the seal (5).
(g) Discard the seal (5).
(2) Remove the indication box (16) as follows:

CAUTION: MAKE SURE THAT THE ELECTRICAL CONNECTORS ARE CLEAN BEFORE YOU DISCONNECT OR CONNECT THEM. CONTAMINATION ON THE ELECTRICAL CONNECTORS CAN CAUSE DAMAGE TO EQUIPMENT.

(a) Disconnect the electrical connector (17).
(b) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
(c) Remove the sealant that is around the flange of the indication box (16) and the potable-water service panel with the SCRAPER - NON METALLIC.
(d) If necessary, remove the caps (8) with the indication lights (11) and (12) from the potable-water service panel.
(e) Remove the screws (13) and the washers (14).
(f) Remove the indication box (16) together with the seal (15).
(g) Discard the seal (15).

[Rev.10 from 2021] 2026.04.02 06:25:42 UTC