B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific  lockwire-corrosion resistant steel 0.8 mm (0.0314 in.)

 C. 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 25-54-12-000-001 Removal of the FWD Cargo Compartment Partition FR34 25-54-12-400-001 Installation of the FWD Cargo Compartment Partition
 FR34 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump 52-30-00-860-002 Close the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump
 **ON A/C 001-049, 051-061, 101-105, 151-152, 201-204,
 21-63-00-991-002 Fig. 401

R **ON A/C 062-099, 106-149, 153-199, 205-299, 301-399,
 21-63-00-991-002-A Fig. 401A
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 3. Job Set-up
__________
 **ON A/C 001-049, 051-061, 101-105, 151-152, 201-204,
 (Ref. Fig. 401/TASK 21-63-00-991-002)
R **ON A/C 062-099, 106-149, 153-199, 205-299, 301-399,
 (Ref. Fig. 401A/TASK 21-63-00-991-002-A)
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-63-00Page 402 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1

 Trim Air Valve - Component Location
 Figure 401/TASK 21-63-00-991-002

R 1EFF : 001-049, 051-061, 101-105, 151-152, 1 21-63-00Page 403 1201-204, 1May 01/05 1 1 1CES 1

 Trim Air Valve - Component Location Figure 401A/TASK 21-63-00-991-002-A
R 1EFF : 062-099, 106-149, 153-199, 205-299, 1 21-63-00Page 404 1301-399, 1Aug 01/05 1 1 1CES 1R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,

 Subtask 21-63-00-861-050
 A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
 Subtask 21-63-00-010-050
 B. Get Access
 WARNING : DO NOT OPEN OR GO NEAR PRESSURE-SEALED DOORS WHEN THE AIRCRAFT
_______ IS PRESSURIZED. A PRESSURE-SEALED DOOR THAT OPENS WHEN THE AIRCRAFT IS PRESSURIZED.
 -WILL CAUSE EXPLOSIVE DECOMPRESSION.
 -CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAUSE DAMAGE TO THE AIRCRAFT/EQUIPMENT.
 (1)
 Open the FWD cargo-compartment door 825 (Ref. TASK 52-30-00-860-001).

 (2)
 Put the access platform in position at the FWD cargo-compartment door

 825.

 (3)
 Remove the access panels 132PW and 131NW (Ref. TASK 25-54-12-000-001) .

 Subtask 21-63-00-865-050
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------122VU AIR COND/ZONE TEMP CTL/28VDC/SYS2 4HK V20 122VU AIR COND/ZONE TEMP CTL/28VDC/SYS1 3HK V19 122VU AIR COND/ZONE TEMP CTL/115VAC/SYS2 2HK V18 122VU AIR COND/ZONE TEMP CTL/115VAC/SYS1 1HK V17
 4. Procedure
_________
 **ON A/C 001-049, 051-061, 101-105, 151-152, 201-204,
 (Ref. Fig. 401/TASK 21-63-00-991-002)
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-63-00Page 405 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1

R **ON A/C 062-099, 106-149, 153-199, 205-299, 301-399,

 (Ref. Fig. 401A/TASK 21-63-00-991-002-A) R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 Subtask 21-63-00-040-050
 A. Deactivation of the Trim Air Valve
 (1)
 Move the manual override lever (3) to the CLOSED (or C) position and safety with lockwire-corrosion resistant steel 0.8 mm (0.0314 in.) dia.

 (2)
 Disconnect the electrical connector (2) from the trim-air valve (1).

 (3)
 Put blanking caps on the disconnected electrical connectors.

 (4)
 Temporarily attach the disconnected electrical connector (2) to the aircraft structure.

 5. Close-up
________
 Subtask 21-63-00-410-050

 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 132PW and 131NW (Ref. TASK 25-54-12-400-001).
　
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