R Filter Assembly (2081HM, 2082HM, 2083HM) R Figure 404/TASK 21-26-43-991-033
1EFF : 001-049, 101-105, 1 21-26-43Page 422 1 1 Config-2 Aug 01/05 1 1 1CES 1
R Subtask 21-26-43-020-085
R C. Removal of the Filter Assembly
R (1) Remove the clamps (1).
R (2) Move the flexible sleeve (14) on the duct (15) to disengage the
R filter body (4).
R (3) Remove the clamp (9).
R (4) Release the drain hose (8).
R (5) Remove the 28 nuts (7) and screws (10) while you hold the equipped
R flange (12).
R (6) Remove the nuts (5) and the screws (2).
R (7) Remove the filter body (4).
R (8) Remove the seal (11) and discard it.
R (9) Put PLUG - BLANKING on the disconnected line ends.
R TASK 21-26-43-400-007 R Installation of the Filter Assembly (2081HM, 2082HM, 2083HM) R 1. Reason for the Job
__________________ R Self Explanatory R 2. Job Set-up Information
______________________ R A. Fixtures, Tools, Test and Support Equipment R -------------------------------------------------------------------------------
R REFERENCE QTY DESIGNATION R -------------------------------------------------------------------------------R No specific access platform 1.6 m (5 ft. 3 in.)
R B. Expendable Parts R -------------------------------------------------------------------------------R FIG.ITEM |DESIGNATION |IPC-CSN R -------------------------------------------------------------------------------
R 11 seal 21-26-01 03K-365 R C. Referenced Information R -------------------------------------------------------------------------------
R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R 21-26-43-600-018 R 21-26-43-600-019 R 24-41-00-861-002 R R 24-41-00-862-002 R R 24-42-00-861-001 R R 24-42-00-862-001 R R 52-41-00-410-002 R 21-26-43-991-033 Servicing of the Demister Filter (2081HM) Servicing of the Filter Cartridge (2082HM) Energize the Aircraft Electrical Circuits from the External Power De-energize the Aircraft Electrical Circuits Supplied from the External Power Energize the Ground Service Network from the External Power De-energize the Ground Service Network Supplied from the External Power Close the Avionics Compartment Doors after Access Fig. 404
R 3. Job Set-up__________
R Subtask 21-26-43-860-060
R A. Aircraft Maintenance Configuration
R (1) Make sure that the aircraft electrical circuits are de-energized
R (Ref. TASK 24-41-00-862-002).
R (2) Make sure that the ground service network is energized (Ref. TASK 24-
R 42-00-861-001).
R Subtask 21-26-43-865-125
R B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and
R tagged
R -------------------------------------------------------------------------------
R PANEL DESIGNATION IDENT. LOCATION
R -------------------------------------------------------------------------------
R 49VU AIR COND/AVNCS VENT/CTL 6HQ D06
R 49VU AIR COND/AVNCS VENT/CTL 5HQ D05
R 122VU AIR COND/AVNCS/VENT/MONG 3HQ Y17
R 123VU AVNCS VENT/BLOWER/FAN 1HQ AD10
R 123VU AVNCS VENT/EXTC/FAN 2HQ AE02
R Subtask 21-26-43-010-098
R C. Get Access
R (1) Make sure that the access platform is in position below the
R avionics-compartment aft door 824.
R (2) Make sure that the access door is open 824.
R Subtask 21-26-43-160-075
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