DISCARD FILTER ELEMENTS OF RECIRCULATION SYSTEM

TASK 21-21-41-920-002-A
DISCARD FILTER ELEMENTS OF RECIRCULATION SYSTEM

ZONE: 137
ZONE: 138
FIN: 4012HM
FIN: 4013HM

1. Reason for the Job
Refer to the MPD TASK: 212141-01
DISCARD FILTER ELEMENTS OF RECIRCULATION SYSTEM
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
137	BAY BETW AFT PART. BULKHEAD OF FWD CARGO
138	BAY BETW AFT PART. BULKHEAD OF FWD CARGO

B. Referenced Information

REFERENCE	DESIGNATION
TASK 21-21-41-000-001-A	Removal of the Recirculation Filter Cartridge
TASK 21-21-41-400-001-A	Installation of the Recirculation Filter Cartridge

3. Job Set-up
Subtask 21-21-41-420-054-A

A. Not Applicable

4. Procedure
Subtask 21-21-41-920-052-A

A. Replacement of the Recirculation Filter Cartridge
(1) Remove and discard the recirculation filter cartridge (Ref. AMM TASK 21-21-41-000-001).
(2) Install a new recirculation filter cartridge (Ref. AMM TASK 21-21-41-400-001).

[Rev.10 from 2021] 2026.04.01 04:27:28 UTC