C. Test
 (1) Do the leak check of the component (Ref. TASK 38-41-00-790-001).
 5. Close-up
________
 **ON A/C 001-049, 051-099, 101-149, 201-299,

 Subtask 38-41-41-410-052
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the access panels 131NW, 132PW.

 (3)
 Close the FWD cargo-compartment door (Ref. TASK 52-30-00-860-002).

 (4)
 Remove the access platform(s).

R **ON A/C 151-199, 301-399, 401-499,
 Subtask 38-41-41-410-052-A
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Install the access panels 161CW, 162CW.

 (3)
 Close the AFT cargo-compartment door (Ref. TASK 52-30-00-860-002).

 (4) Remove the access platform(s).
 **ON A/C ALL

 Subtask 38-41-41-862-050
 B. De-energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-862-002).

 FILTER - AIR (4210MM) - REMOVAL/INSTALLATION
____________________________________________
 TASK 38-41-42-000-001
 Removal of the Air Filter 4210MM
 WARNING : MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START
_______
 WORK ON THE PNEUMATIC SYSTEM.

 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific blanking plugs
 No specific access platform 2.3 m (7 ft. 7 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
 External Power 38-10-00-614-002 Depressurization of the Potable Water System 38-41-00-610-001 Replacement of the Cartridge of the Air Filter 4210MM 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the
 Yellow Electric Pump
 **ON A/C 001-049, 051-099, 101-149, 201-299,
 38-41-42-991-001 Fig. 401 R **ON A/C 151-199, 301-399, 401-499,
 38-41-42-991-001-A Fig. 401A **ON A/C ALL

 3. Job Set-up
__________
 Subtask 38-41-42-861-050

 A. Energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-861-002).

 Subtask 38-41-42-614-050
 B. Depresurize the potable water system (Ref. TASK 38-10-00-614-002). **ON A/C 001-049, 051-099, 101-149, 201-299,
 Subtask 38-41-42-010-050
 C. Get Access
 (1)
 Put the access platform in position.

 (2)
 Open the FWD cargo-compartment door (Ref. TASK 52-30-00-860-001).

 (3) Remove the access panels 131NW, 131PW. R **ON A/C 151-199, 301-399, 401-499,
 Subtask 38-41-42-010-050-A
 C. Get Access
 (1)
 Put the access platform in position.

 (2)
 Open the AFT cargo-compartment door (Ref. TASK 52-30-00-860-001).

 (3)
 Remove the access panels 161DW, 162DW.

 **ON A/C ALL
 4. Procedure
_________
 **ON A/C 001-049, 051-099, 101-149, 201-299,

 (Ref. Fig. 401/TASK 38-41-42-991-001) R **ON A/C 151-199, 301-399, 401-499,
 (Ref. Fig. 401A/TASK 38-41-42-991-001-A)
 **ON A/C ALL

 Subtask 38-41-42-020-050
 A. Removal of the Air Filter 4210MM
 (1)
 Remove the connections (1) and (7).

 (2)
 Remove the nuts (3), the washers (2) and the bolts (8).

 (3)
 Remove the air filter assembly 4210MM (4).

 (4)
 Remove the check valve 4205MM (6) from the air filter 4210MM (4).

 (5)
 Remove and discard the O-ring (5).

 (6) Put blanking plugs on the disconnected line ends.
 Subtask 38-41-42-610-050

 B. Service the air filter 4210MM, if necessary (Ref. TASK 38-41-00-610-001).

 Air Filter 4210MM
 Figure 401/TASK 38-41-42-991-001

R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 38-41-42Page 404 1 1 May 01/05 1 1 1CES 1
　
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