W DOC AIRBUS | AMM A320F

Removal of the Liquid Level Sensor

TASK 38-31-63-000-001-A
Removal of the Liquid Level Sensor

WARNING: DO NOT DO WORK ON THE TOILET WASTE SYSTEM AND THE POTABLE WATER SYSTEM AT THE SAME TIME. THIS WILL PREVENT CONTAMINATION OF THE POTABLE WATER SYSTEM. SUCH CONTAMINATION CAN BE DANGEROUS TO HEALTH.
WARNING: ALWAYS USE RUBBER GLOVES WHEN YOU DO WORK:
  • ON THE TOILET WASTE SYSTEM, OR
  • ON PARTS THAT HAVE CONTAMINATION FROM THE WASTE SYSTEM.
WHEN YOU COMPLETE THE WORK PROCEDURE, CLEAN YOUR HANDS WITH SOAP AND WATER. THIS WILL PREVENT INFECTION (TOILET WASTE IS DANGEROUS FOR HEALTH).
WARNING: WHEN YOU REMOVE A COMPONENT OF THE TOILET WASTE SYSTEM, ALWAYS DISINFECT THE PART BEFORE YOU PUT IT IN A PLASTIC BAG, THEN SEAL THE BAG. DO NOT PUT DOCUMENTS INTO THE PLASTIC BAG. SEAL THE BAG FIRST,THEN ATTACH THE DOCUMENTS TO IT. THIS WILL PREVENT INFECTION OR ILLNESS. CONTAMINATION FROM THE WASTE CAN BE DANGEROUS TO HEALTH.
WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
FIN: 41MG
1. Reason for the Job
Airbus recommends that you use this task for the removal of the liquid level sensor. You can use the alternative task 383163 000 00200, which does not include the leak test, but Airbus cannot guarantee a fully satisfactory result.
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
1
ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific
AR
CAP - BLANKING
No specific
AR
SAFETY CLIP - CIRCUIT BREAKER
 B. Consumable Materials
REFERENCE
DESIGNATION
(Material No.11GCA1)
Deodorant-Aircraft Toilets - -
 C. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
161DW, 162DW
 D. Referenced Information
REFERENCE
DESIGNATION
TASK 24-42-00-861-001-A
Energize the Ground Service Network from the External Power
TASK 25-55-12-000-001-A
Removal of the Aft Cargo-Compartment Partition at FR65
TASK 38-30-00-510-001-A
Decontamination of Components of the Waste/Water and Toilet System for Shipping and/or Installation
TASK 38-31-00-680-001-A
Draining of the Toilet System
TASK 38-31-00-790-002-A
Leak Test of the Vacuum Toilet System (VTS)
TASK 52-30-00-860-001-A
Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-003-A
Open the FWD or Aft Cargo-Compartment Door with the Hand Pump
F Liquid Level Sensor 41MG ** ON A/C NOT FOR ALL
F Liquid Level Sensor 41MG ** ON A/C NOT FOR ALL
3. Job Set-up
Subtask 38-31-63-861-050-A
A. Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).
Subtask 38-31-63-010-050-A
B. Get Access
   (1) Open the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-001) or (Ref. AMM TASK 52-30-00-860-003).
   (2) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position.
   (3) Set CARGO COMPT LIGHT switch 8LU to ON.
   (4) Remove partitions 161DW and 162DW (Ref. AMM TASK 25-55-12-000-001).
Subtask 38-31-63-680-050-A
C. Draining, Flushing and Disinfection of the waste System
   (1) Drain and flush the waste tank (Ref. AMM TASK 38-31-00-680-001).
   (2) Put 2. l (0.5283 USgal) of Deodorant-Aircraft Toilets - - (Material No.11GCA1) in each toilet bowl and flush them through.
NOTE: This procedure is to make sure that the full toilet system is disinfected.
Subtask 38-31-63-790-050-A
D. Do the leak test of the vacuum toilet system and record the result of the test (Ref. AMM TASK 38-31-00-790-002).
Subtask 38-31-63-865-061-A
E. Open, safety and tag this(these) circuit breaker(s):
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-VACUUM-SYS35MGA06
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-VACUUM-GEN33MGA08
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-LAV PWR-E34MGA04
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-LAV PWR-D39MGA03
** ON A/C ALL
2001VUVACU TOIL SYS-LAV PWR-A32MGA01
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-VACU-SYS35MGA06
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-VACU-GEN33MGA08
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-LAV PWR-G34MGA04
2001VUVACU TOIL SYS-LAV PWR-F39MGA03
2001VUVACU TOIL SYS-LAV PWR-D45MGA02
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-LAV PWR-L45MGA02
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-LAV PWR-L23MGA05
** ON A/C NOT FOR ALL
2001VUVACU TOIL SYS-LAV PWR-M34MGA04
4. Procedure
Subtask 38-31-63-020-050-A ** ON A/C NOT FOR ALL
A. Removal of Liquid Level Sensor 41MG
WARNING: ALWAYS WEAR RUBBER GLOVES, GOGGLES AND PROTECTIVE CLOTHES WHEN YOU DO THIS TASK.
   (1) If the insulation is installed around liquid level sensor 41MG (3), remove it.
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.
   (2) Disconnect electrical connector 41MG-A (2).
   (3) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
   (4) Remove the nuts (6) and the washers (5).
   (5) Remove liquid level sensor 41MG (3).
   (6) Remove the packing (4) and discard it.
   (7) If you use the removed parts again, clean and disinfect them (Ref. AMM TASK 38-30-00-510-001).
Subtask 38-31-63-020-050-E ** ON A/C NOT FOR ALL
A. Removal of Liquid Level Sensor 41MG
WARNING: ALWAYS WEAR RUBBER GLOVES, GOGGLES AND PROTECTIVE CLOTHES WHEN YOU DO THIS TASK.
   (1) If the insulation is installed around liquid level sensor 41MG (3), remove it.
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.
   (2) Disconnect electrical connector 41MG-A (2).
   (3) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.
   (4) Remove the screws (6) and the washers (5).
   (5) Remove liquid level sensor 41MG (3).
   (6) Remove the packing (4) and discard it.
   (7) If you use the removed parts again, clean and disinfect them (Ref. AMM TASK 38-30-00-510-001).
[Rev.10 from 2021] 2026.04.01 01:20:42 UTC
"Aviabrain" 2025