Removal of the IDG Fuel/Oil and Oil/Oil Heat-Exchangers for Cleaning in Workshop
TASK 24-21-42-100-802-A
Removal of the IDG Fuel/Oil and Oil/Oil Heat-Exchangers for Cleaning in Workshop
1. Reason for the Job
Refer to the MPD TASK: 242100-21
REMOVE IDG COOLER FOR IN-SHOP CLEANING AND FUEL-OIL COOLER THERMAL VALVE REPLACEMENT.
2. Job Set-up Information
A. Work Zones and Access Panels
B. Referenced Information
3. Job Set-up
Subtask 24-21-42-020-069-A ** ON A/C NOT FOR ALL
Subtask 24-21-42-110-054-A ** ON A/C NOT FOR ALL
Subtask 24-21-42-420-077-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.03.31 23:21:00 UTC
Removal of the IDG Fuel/Oil and Oil/Oil Heat-Exchangers for Cleaning in Workshop
1. Reason for the Job
Refer to the MPD TASK: 242100-21
REMOVE IDG COOLER FOR IN-SHOP CLEANING AND FUEL-OIL COOLER THERMAL VALVE REPLACEMENT.
2. Job Set-up Information
A. Work Zones and Access Panels
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 437 | FAN COWL |
| 447 | FAN COWL |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 24-21-42-000-802-A | Removal of the IDG Fuel/Oil Heat-Exchanger |
| TASK 24-21-42-000-803-A | Removal of the IDG Oil/Oil Heat-Exchanger |
| TASK 24-21-42-400-802-A | Installation of the IDG Fuel/Oil Heat-Exchanger |
| TASK 24-21-42-400-803-A | Installation of the IDG Oil/Oil Heat-Exchanger |
Subtask 24-21-42-020-069-A ** ON A/C NOT FOR ALL
A. Removal of the IDG Fuel/Oil Heat-Exchanger
(1) Remove the IDG fuel/oil heat-exchanger (Ref. AMM TASK 24-21-42-000-802).
Subtask 24-21-42-020-070-A ** ON A/C NOT FOR ALL (1) Remove the IDG fuel/oil heat-exchanger (Ref. AMM TASK 24-21-42-000-802).
B. Removal of the IDG Oil/Oil Heat-Exchanger
(1) Remove of the IDG oil/oil heat-exchanger (Ref. AMM TASK 24-21-42-000-803).
4. Procedure(1) Remove of the IDG oil/oil heat-exchanger (Ref. AMM TASK 24-21-42-000-803).
Subtask 24-21-42-110-054-A ** ON A/C NOT FOR ALL
A. Cleaning of the IDG Fuel/Oil Heat-Exchanger
(1) Send the IDG fuel/oil heat-exchanger to the workshop.
(2) Clean the IDG fuel/oil heat-exchanger.
(3) Replace the thermal valve of the IDG fuel/oil heat-exchanger.
Subtask 24-21-42-110-055-A ** ON A/C NOT FOR ALL (1) Send the IDG fuel/oil heat-exchanger to the workshop.
(2) Clean the IDG fuel/oil heat-exchanger.
(3) Replace the thermal valve of the IDG fuel/oil heat-exchanger.
B. Cleaning of the IDG Oil/Oil Heat-Exchanger
(1) Send the IDG oil/oil heat-exchanger to the workshop.
(2) Clean the IDG oil/oil heat-exchanger.
5. Close-up(1) Send the IDG oil/oil heat-exchanger to the workshop.
(2) Clean the IDG oil/oil heat-exchanger.
Subtask 24-21-42-420-077-A ** ON A/C NOT FOR ALL
A. Installation of the IDG Fuel/Oil Heat-Exchanger
(1) Install the IDG fuel/oil heat-exchanger (Ref. AMM TASK 24-21-42-400-802).
Subtask 24-21-42-420-078-A ** ON A/C NOT FOR ALL (1) Install the IDG fuel/oil heat-exchanger (Ref. AMM TASK 24-21-42-400-802).
B. Installation of the IDG Oil/Oil Heat-Exchanger
(1) Install the IDG oil/oil heat-exchanger (Ref. AMM TASK 24-21-42-400-803).
(1) Install the IDG oil/oil heat-exchanger (Ref. AMM TASK 24-21-42-400-803).