(4)
 Release the ring (12), close the door and lock the four
 elastic-fastener devices.

 5. Close-up
________ Subtask 21-26-43-410-057
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Close the access door 824 (Ref. TASK 52-41-00-410-002).

 (3)
 Remove the access platform(s).

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 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1HQ, 2HQ, 3HQ, 5HQ, 6HQ
 Subtask 21-26-43-861-065
 C. Energize the aircraft eletrical circuits (Ref. TASK 24-41-00-861-002). Subtask 21-26-43-862-065
 D. De-energize the ground service network (Ref. TASK 24-42-00-862-001).
R 1EFF : 001-049, 051-099, 101-105, 1 21-26-43Page 314 1 1 Config-1 May 01/05 1 1 1CES 1R **ON A/C 002-049, 051-099, 101-105,

 TASK 21-26-43-600-011
 Servicing of the Filter Cartridge (2082HM)
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
 No specific access platform 1.6 m (5 ft. 3 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from
 the External Power 52-41-00-410-002 Close the Avionics Compartment Doors after Access CMM 212600 21-26-43-991-003 Fig. 302
 3. Job Set-up
__________
 Subtask 21-26-43-862-095
 A. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
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 B. Energize the ground service network (Ref. TASK 24-42-00-861-001). Subtask 21-26-43-865-099
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR COND/AVNCS VENT/CTL 6HQ D06 49VU AIR COND/AVNCS VENT/CTL 5HQ D05 122VU AIR COND/AVNCS/VENT/MONG 3HQ Y17 123VU AVNCS VENT/BLOWER/FAN 1HQ AD10 123VU AVNCS VENT/EXTC/FAN 2HQ AE02
 Subtask 21-26-43-010-083
 D. Get Access
 (1)
 Put the access platform in position at the access door 824.

 (2)
 Open the access door 824.

 4. Procedure
_________ (Ref. Fig. 302/TASK 21-26-43-991-003) Subtask 21-26-43-020-071
 A. Remove the filter cartridge.
 (1)
 Release each of the four fasteners:

 (a)
 Move the lock (14) to the door of the body (10).

 (b)
 Lift the fastener.

 (2)
 Push the door and lift the fasteners to fully release the door of the body (10).

 (3)
 Open the door of the body (10).

 (4)
 Hold the two ends of the ring (12) with the loop bowden cable.

R 1EFF : 002-049, 051-099, 101-105, 1 21-26-43Page 316 1 1 Config-1 May 01/05 1 1 1CES 1

 (5)
 Pull the filter (13) with the straps to disengage the bearing from its housing.

 (6)
 Remove the filter (13) from the body (10).

 (7)
 Bend the end of the ring (12) and remove it. Subtask 21-26-43-615-063

 B.
 Clean the filter cartridge (Ref. CMM 212600). Subtask 21-26-43-160-067

 C.
 Clean the component interface and/or the adjacent area (Ref. CMM 212600). Subtask 21-26-43-420-069

 D. Install the filter cartridge.
 (1)
 Move apart the two ends of the ring (12) to install it into the groove of the filter (13).

 (2)
 Hold the two ends of the ring with the bowden cable.
　
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