Operational Test of the Vacuum Toilet System (vacuum generator not working)

TASK 38-31-00-710-007-A
Operational Test of the Vacuum Toilet System (vacuum generator not working)

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 12-16-38-613-001-A	Servicing of the Toilet System
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
TASK 38-31-00-680-001-A	Draining of the Toilet System

3. Job Set-up
Subtask 38-31-00-861-057-A

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

Subtask 38-31-00-010-066-A

B. Get Access
(1) Get access to the cabin.
(2) Open the lavatory door (s).

Subtask 38-31-00-865-120-A

C. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACUUM-SYS	35MG	A06
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACUUM-GEN	33MG	A08
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-LAV PWR-E	34MG	A04
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-LAV PWR-D	39MG	A03
** ON A/C ALL
2001VU	VACU TOIL SYS-LAV PWR-A	32MG	A01
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACU-SYS	35MG	A06
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-VACU-GEN	33MG	A08
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-LAV PWR-G	34MG	A04
2001VU	VACU TOIL SYS-LAV PWR-F	39MG	A03
2001VU	VACU TOIL SYS-LAV PWR-D	45MG	A02
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-LAV PWR-L	45MG	A02
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-LAV PWR-L	23MG	A05
** ON A/C NOT FOR ALL
2001VU	VACU TOIL SYS-LAV PWR-M	34MG	A04

4. Procedure
Subtask 38-31-00-710-057-A

A. Do this test.

ACTION	RESULT
1.In one lavatory: push the flush switch 51MG.	In the vacuum toilet system: approx. 0.2 l (0.05 USgal) of water flows into the toilet bowl. the toilet flush valve opens and the water drains out of the toilet bowl. you hear the toilet flush valve close when the water is drained. no indication on the FAP and no CFDS data.

NOTE: Make sure that the toilet flush valve of each lavatory opens and closes correctly.

5. Close-up
Subtask 38-31-00-680-054-A

A. If necessary drain the toilet system (Ref. AMM TASK 38-31-00-680-001).

Subtask 38-31-00-613-059-A

B. If necessary do the servicing of the toilet system (Ref. AMM TASK 12-16-38-613-001).

Subtask 38-31-00-410-065-A

C. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the lavatory door (s).

Subtask 38-31-00-862-057-A

D. De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.04.01 01:19:46 UTC