**ON A/C ALL
4. Procedure_________
**ON A/C 001-003, 051-052,
(Ref. Fig. 401/TASK 38-12-14-991-001)
R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
(Ref. Fig. 401A/TASK 38-12-14-991-001-A)
R **ON A/C 001-003, 051-052,
R Subtask 38-12-14-420-050-B
R A. Installation of the Shutoff Valve (4)
R (Ref. Fig. 401/TASK 38-12-14-991-001)
R (1) Put the shutoff valve (4) in position and install the washers (2) the
R bolts (1),the washers (5) and the nuts (6).
R (2) Connect the connections (3).
R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 38-12-14-420-050
R A. Installation of the Shutoff Valve (12)
R (Ref. Fig. 401A/TASK 38-12-14-991-001-A)
R (1) If removed install the control rod (2).
R (a) Put the bracket (3) in position on the lavatory (15).
R (b) Install the counter sink screws (1) the washers (14) and the nuts
R (13).
R (2) If removed, install the bracket (9) to the shutoff valve (12) with
R the washers (10) and the screws (11).
R R (3) Put the brackets (9) and (6) and the shutoff valve (12) in position against the structure (7).
R R (4) Make sure that the control lever (2) is in position on the shutoff valve (12).
R (5) Install the counter sink washers (5) and the counter sink screws (4).
R R (6) Connect the connections (8).
**ON A/C 001-049, 051-099, 101-149, 201-299,
Subtask 38-12-14-865-055-B
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------2000VU WATER SYS - QUANT IND 1MA B01 2001VU WATER SYS - DRAIN 1MP B05
R **ON A/C 151-199, 301-399, 401-499,
Subtask 38-12-14-865-055-A
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------2001VU WATER SYS - QUANT IND 1MA B06 2001VU WATER SYS - DRAIN 1MP B05
**ON A/C ALL
Subtask 38-12-14-862-050
C. De-energize the electrical circuits (Ref. TASK 24-41-00-862-002).
R **ON A/C 001-003, 051-052,
R Subtask 38-12-14-790-051-B
R D. Leak Check
R (1) If necessary fill the potable water system (Ref. TASK 12-15-38-613-
R 001).
R (2) Pressurize the potable water system (Ref. TASK 38-10-00-614-001).
R (3) Make sure the shutoff valve (4) is in the open position.
R (4) Examine the shutoff valve (4) for leaks.
R NOTE : No leaks are permitted.____
R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 38-12-14-790-051
R D. Leak check
R (1) If necessary fill the potable water system (Ref. TASK 12-15-38-613-
001).
R (2) Pressurize the potable water system (Ref. TASK 38-10-00-614-001).
R (3) Make sure the shutoff valve (12) is in the OPEN position.
R (4) Examine the shutoff valve (12) for leaks.
R NOTE : No leaks are permitted.____
R
**ON A/C ALL
Subtask 38-12-14-670-050
E. Do the sterilization of the potable water system (Ref. TASK 38-10-00-670-
002).
5. Close-up________
**ON A/C 001-003, 051-052,
Subtask 38-12-14-410-051
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other
items.
(2) Remove the container.
R (3) Install the toilet shroud (Ref. TASK 25-45-22-400-001).
(4) Close the door of lavatory.
R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 38-12-14-410-051-A
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320飛機維護手冊 AMM WATER/WASTE 1(44)
