Removal of the Leak Monitor of the forward ACT
TASK 28-28-44-000-002-A
Removal of the Leak Monitor of the forward ACT
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Work Zones and Access Panels
C. Referenced Information
3. Job Set-up
Subtask 28-28-44-860-055-A ** ON A/C NOT FOR ALL
Subtask 28-28-44-020-051-B ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.02 06:17:58 UTC
Removal of the Leak Monitor of the forward ACT
WARNING:
MAKE SURE THAT YOU HAVE THE CORRECT FIRE FIGHTING EQUIPMENT AVAILABLE.
WARNING:
PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:
- THE FLIGHT CONTROLS
- THE FLIGHT CONTROL SURFACES
- THE LANDING GEAR AND THE RELATED DOORS
- COMPONENTS THAT MOVE.
WARNING:
OBEY THE FUEL SAFETY PROCEDURES.
WARNING:
BE CAREFUL NOT TO GET AIRCRAFT FUEL IN YOUR MOUTH OR IN YOUR EYES.
IF YOU GET FUEL ON YOUR SKIN OR ON YOUR CLOTHES, FLUSH IT IMMEDIATELY WITH WATER.
IF NECESSARY, GET MEDICAL HELP.
AIRCRAFT FUEL IS POISONOUS.
WARNING:
DO NOT GET YOUR CLOTHES SOAKED WITH FUEL.
ZONE: 130
1. Reason for the JobSelf explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | AR | PLUG - BLANKING |
| No specific | AR | WARNING NOTICE(S) |
| 98A28104000000 | 1 | PURGER - WATER DRAIN |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 130 | FWD CARGO COMPT AFT BULKHEAD OF AVNCS COMPT TO FWD PRESSURE BULKHEAD OF WING CENTER BOX |
| 192AB |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 28-00-00-910-001-A | Fuel Safety Procedures |
| TASK 53-35-13-000-001-A | Removal of the Belly Fairing Access Panels |
Subtask 28-28-44-860-055-A ** ON A/C NOT FOR ALL
A. Aircraft Maintenance Configuration
(1) Obey the fuel safety procedures (Ref. AMM TASK 28-00-00-910-001).
(2) Put the WARNING NOTICE(S) on the panels that follow, to tell persons not to operate the fuel system:
Subtask 28-28-44-010-051-B ** ON A/C NOT FOR ALL 4. Procedure(1) Obey the fuel safety procedures (Ref. AMM TASK 28-00-00-910-001).
(2) Put the WARNING NOTICE(S) on the panels that follow, to tell persons not to operate the fuel system:
- Refuel/Defuel control panels 800VU and 801VU
- Fuel control panel 40VU
- Additional Center Tank (ACT) control panel 28VU.
Subtask 28-28-44-020-051-B ** ON A/C NOT FOR ALL
A. Removal of the Leak Monitor
(1) With the 98A28104000000 PURGER - WATER DRAIN, drain the leak monitor (1).
(3) Remove the reducer union (7) and the O-ring (8). Discard the O-ring (8).
(4) Remove the bolts (3) and the washers (4).
(5) Remove the leak monitor (1) and the O-ring (2). Discard the O-ring (2).
(6) Put the PLUG-BLANKING in each disconnected line end.
(1) With the 98A28104000000 PURGER - WATER DRAIN, drain the leak monitor (1).
CAUTION:
USE TWO WRENCHES TO REMOVE OR INSTALL THE HOSE NUTS. USE ONE WRENCH TO HOLD THE FITTING AND ONE WRENCH TO LOOSEN OR TIGHTEN THE HOSE NUT. IF YOU DO NOT DO THIS, DAMAGE TO THE COMPONENTS CAN OCCUR.
(2) Loosen the nut (6) to disconnect the hose assembly (5). (3) Remove the reducer union (7) and the O-ring (8). Discard the O-ring (8).
(4) Remove the bolts (3) and the washers (4).
(5) Remove the leak monitor (1) and the O-ring (2). Discard the O-ring (2).
(6) Put the PLUG-BLANKING in each disconnected line end.
Leak Monitor (FWD Cargo Compartment)