Operational Check of Single Drain Pipe Aft of FR70 from Outside
TASK 53-59-00-210-001-A
Operational Check of Single Drain Pipe Aft of FR70 from Outside
Refer to the MPD TASK: 535900-01
OPERATIONAL CHECK OF SINGLE DRAIN PIPE AFT OF FR 70 FROM OUTSIDE
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Referenced Information
3. Job Set-up
Subtask 53-59-00-010-050-A
Subtask 53-59-00-210-050-A
Subtask 53-59-00-410-050-A
[Rev.10 from 2021]
2026.04.01 04:23:31 UTC
Operational Check of Single Drain Pipe Aft of FR70 from Outside
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.
ZONE: 310
1. Reason for the JobRefer to the MPD TASK: 535900-01
OPERATIONAL CHECK OF SINGLE DRAIN PIPE AFT OF FR 70 FROM OUTSIDE
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | ACCESS PLATFORM 2M (6 FT) |
| No specific | 1 | PROBE DIA LESS THAN 5 MM(0.197IN)NON METALLIC FLEXIBLE |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.08ABC1) | Aqueous Cleaner-Aircraft Exterior Pressure Spraying - |
| (Material No.14SBA1) | Textile-Lint free Cotton - |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 310 | FUSLG TAIL SECTION AFT OF AFT PRESS BHD |
| REFERENCE | DESIGNATION |
|---|---|
Subtask 53-59-00-010-050-A
A. Get Access
(1) Put the ACCESS PLATFORM 2M (6 FT) below the drain pipe at FR70.
4. Procedure(1) Put the ACCESS PLATFORM 2M (6 FT) below the drain pipe at FR70.
Subtask 53-59-00-210-050-A
A. Inspection Procedure
(1) Do the operational check of the single drain pipe aft of the FR70 from the outside
(a) Clean the area around the drain pipe with a lint-free cotton cloth Textile-Lint free Cotton - (Material No.14SBA1) and the Aqueous Cleaner-Aircraft Exterior Pressure Spraying - (Material No.08ABC1) .
(b) Use the PROBE DIA LESS THAN 5 MM(0.197IN)NON METALLIC FLEXIBLE to make sure that the drain pipe is not blocked.
(c) If the drain hole is blocked, you must remove the blockage.
5. Close-up(1) Do the operational check of the single drain pipe aft of the FR70 from the outside
(a) Clean the area around the drain pipe with a lint-free cotton cloth Textile-Lint free Cotton - (Material No.14SBA1) and the Aqueous Cleaner-Aircraft Exterior Pressure Spraying - (Material No.08ABC1) .
(b) Use the PROBE DIA LESS THAN 5 MM(0.197IN)NON METALLIC FLEXIBLE to make sure that the drain pipe is not blocked.
(c) If the drain hole is blocked, you must remove the blockage.
Subtask 53-59-00-410-050-A
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the access platform(s).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the access platform(s).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
Cone-Rear Fuselage Drains