-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
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 **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 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 X21Y18
**ON A/C ALL
FOR 11HM5
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 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 W22W21 Y21Y20
**ON A/C ALL
Subtask 21-52-00-010-050
C. Get Access
(1)
Remove the access panel/s (Ref. TASK 53-35-13-000-002).
(a)
FOR 10HM5
-191KB,
(b)
FOR 11HM5
-192KB.
(2)
Remove the heat exchanger unit (Ref. TASK 21-52-24-000-001).
(3)
Remove the plenum chamber (Ref. TASK 21-52-22-000-001).
4. Procedure
_________
**ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,
(Ref. Fig. 601/TASK 21-52-00-991-001) R **ON A/C 151-199, 401-499,
(Ref. Fig. 601A/TASK 21-52-00-991-001-A)
**ON A/C 001-049, 051-099, 101-149, 201-299, 301-399,
Subtask 21-52-00-220-050
A. Detailed Inspection of Interior and Exterior of Plenum Chamber (10HM5 and 11HM5) for Signs of Delamination
WARNING : ALWAYS WEAR RUBBER GLOVES, GOGGLES AND PROTECTIVE CLOTHES WHEN
_______
YOU DO THIS TASK.
NOTE : Any manual inspection must be done by hand, you must not use any
____ tools. Do not use too much hand pressure when you do the inspection.
Plenum Chamber - Inspection Points
Figure 601/TASK 21-52-00-991-001
R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 21-52-00Page 605 1301-399, 1May 01/05 1 1 1CES 1
Plenum Chamber - Inspection Points
Figure 601A/TASK 21-52-00-991-001-A
R 1EFF : 151-199, 401-499, 1 21-52-00Page 606 1 1 Aug 01/05 1 1 1CES 1
(1)
Do a visual inspection of the plenum chamber for loose material and for material disintegration and make sure that:
(a)
The struts (6) are correctly bonded and attached to the housing (3),
-
the adhesive bead around the struts is in a good condition,
-
the rivets, where fitted, are not missing or have not become loose.
(b)
The outer ring (2) is correctly bonded and attached to the housing (3).
(c)
The outlet flange (4) is correctly bonded and attached to the housing (3),
-the adhesive bead between the outlet flange and the housing is in a good condition.
(d)
The inlet flange (1) is correctly bonded and attached to the housing (3).
(e)
The ejector (10) is correctly bonded to the inner part of the housing (3).
(2)
Make sure that the lip seal (11) is in a good condition.
(3)
Where fitted make sure that:
(a) The access panel (9) and the seal (8) are in a good condition,
-the locking devices (5) and the locking pins (7) are in a good condition.
NOTE : If any of the parts are broken or not attached, or if
____ there is any other damage, then you must install a new plenum chamber.
R **ON A/C 151-199, 401-499,
Subtask 21-52-00-220-050-A
A. Detailed Inspection of Interior and Exterior of Plenum Chamber (10HM5 and 11HM5) for Signs of Delamination
WARNING : ALWAYS WEAR RUBBER GLOVES, GOGGLES AND PROTECTIVE CLOTHES WHEN
_______
YOU DO THIS TASK.
NOTE : Any manual inspection must be done by hand, you must not use any
____ tools. Do not use too much hand pressure when you do the inspection.
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