R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299,
R 21-61-41-991-001 **ON A/C 301-399, Fig. 401
R 21-61-41-991-001-A **ON A/C 401-499, Fig. 401A
R 21-61-41-991-001-B Fig. 401B
R 1EFF : ALL 1 21-61-41Page 411 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C ALL
3. Job Set-up__________
Subtask 21-61-41-860-050
A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).
(2) Make sure that the access panel(s) are removed (Ref. TASK 53-35-13-000-002).
R (a) FOR 17HH - 191KB,
R (b) FOR 37HH - 192KB.
Subtask 21-61-41-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 17HH
R **ON A/C 401-499,
R 49VU AIR COND/TEMP CTL/SYS 1 CHAN B/28VDC 52HH D08
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
R 122VU AIR COND/PACK TEMP/CTL SYS1/1/115VAC 122VU AIR COND/PACK TEMP/CTL SYS1/1/28VDC 1HH 3HH X22X21
R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
R 122VU AIR COND/PACK TEMP CTL SYS2/1/28VDC 4HH Y19
R 1EFF : ALL 1 21-61-41Page 412 1 1 Aug 01/05 1 1 1CES 1
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
R 122VU AIR COND/PACK TEMP CTL SYS2/1/115VAC 2HH Y18
R **ON A/C 106-149, 303-399,
R 122VU 4HH Y19
R **ON A/C 401-499,
R R R 122VU AIR COND/TEMP CTL SYS 1/CHAN A/115VAC 122VU AIR COND/TEMP CTL SYS 1/CHAN A/28VDC 122VU AIR COND/TEMP CTL SYS 1/CHAN B/115VAC 49HH 51HH 50HH X22 X21 Y18
R **ON A/C ALL
FOR 37HH
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
122VU AIR COND/PACK TEMP/CTL SYS1/2/115VAC 122VU AIR COND/PACK TEMP/CTL SYS1/2/28VDC 122VU AIR COND/PACK TEMP CTL SYS2/2/28VDC 122VU AIR COND/PACK TEMP CTL SYS2/2/115VAC 21HH 23HH 24HH 22HH W22W21Y21Y20
R **ON A/C 401-499,
R R R R 122VU AIR COND/TEMP CTL SYS 2/CHAN A/115VAC 122VU AIR COND/TEMP CTL SYS 2/CHAN A/28VDC 122VU AIR COND/TEMP CTL SYS 2/CHAN B/28VDC 122VU AIR COND/TEMP CTL SYS 2/CHAN B/115VAC 53HH 55HH 56HH 54HH W22 W21 Y21 Y20
R 1EFF : ALL 1 21-61-41Page 413 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C ALL
4. Procedure_________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299,
R (Ref. Fig. 401/TASK 21-61-41-991-001) **ON A/C 301-399,
R (Ref. Fig. 401A/TASK 21-61-41-991-001-A) **ON A/C 401-499,
R R (Ref. Fig. 401B/TASK 21-61-41-991-001-B) **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299,
Subtask 21-61-41-420-050
A. Installation of the Anti-ice Valve
(1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Make sure that the anti-ice valve sense-lines are in a good condition (Ref. TASK 21-52-00-200-003). (3) Make sure that the removed packings are in a good condition. If necessary replace the packing (2) and/or the packing (7). (4) Remove the blanking plugs from the disconnected line ends. (5) Clean the component interface and/or the adjacent area. (6) Apply lubricant: CAUTION : USE ONLY THE SPECIFIED LUBRICANT TO LUBRICATE THE O-RINGS_______ AND THE PACKINGS. OTHER LUBRICANTS CAN CAUSE SMOKE OR A SMELL IN THE CABIN WHEN THEY BECOME HOT.
R 1EFF : ALL 1 21-61-41Page 414 1 1 Aug 01/05 1 1 1CES 1
(a) Apply a small quantity of LUBRICANTS (Material No. 06-007) to the packings (2) and/or (7).
(7)
Put the packing (2) in position on the anti-ice valve (11) and the
packing (7) in position on the pipe-assembly flange (8).
(8)
Put the anti-ice valve (11) in position between the pipe-assembly
flange (1) and the pipe-assembly flange (8).
(9)
Install the clamps (6) and (10).
NOTE : Do not fully tighten at this time.
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