S 034-029
(4)
Remove and discard the O-ring.
TASK 35-12-11-404-030
5. Install Pressure Reducing Regulator to Assembly (Fig. 401)_______________________________________________
A. General
(1) Read the safety precautions and the general maintenance instructions of the oxygen system in 35-00-00/201, Oxygen.
B. Consumable Materials
(1) D00173 Lubricant - Krytox 240AC (Ref. 20-30-21)
C. Access
(1) Location Zone
113 Forward Cargo Compartment, Right
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
35-12-11
ALL ú ú 01 Page 404 ú Mar 15/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
D. Install the Elbow
S 424-083
CAUTION:_______DO NOT USE THE TRANSDUCER OR THE COUPLING AS A LEVER. USE A WRENCH ON THE TRANSDUCER SQUARE BOSS AND ON THE COUPLING HEX NUT, OR DAMAGE TO COMPONENTS CAN OCCUR.
(1)
Turn the nut on the elbow.
S 424-032
(2)
Make sure that the threads of the nut engage the second set of threads against the shoulder on the elbow.
S 434-037
(3)
Install the washer on the elbow.
S 644-033
(4)
Apply a thin layer of lubricant to a new O-ring.
S 434-038
(5)
Install the washer on the elbow until it touches the second set of threads.
S 424-035
(6)
Connect the elbow on the pressure reducing regulator so that it turns freely.
S 424-036
(7)
Align the elbow.
S 434-039
(8)
Tighten the nut.
E. Install the Pressure Reducing Regulator on the Cylinder Coupling
S 644-040
(1) Apply a thin layer of lubricant to a new O-ring.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
35-12-11
ALL ú ú 01 Page 405 ú Jul 15/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 434-041
(2)
Install the O-ring on the union of the cylinder coupling.
S 424-042
(3)
Tighten the pressure reducing regulator on the union connection to a torque of 200 pound-inches.
F. Align the Pressure Reducing Regulator to the Cylinder Coupling If Necessary
S 424-043
(1)
Loosen the connection between the cylinder coupling and the union.
S 424-044
(2)
Align the pressure reducing regulator.
S 434-045
(3)
Tighten the connection between the cylinder coupling and the union to a torque of 170 pound-inches.
TASK 35-12-11-424-046
6. Install the Cylinder Coupling to the Assembly
______________________________________________
A. General
(1) Read the safety precautions and the general maintenance instructions of the oxygen system in 35-00-00/201, Oxygen.
B. References
(1) 35-00-00/201, Oxygen
C. Access
(1) Location Zone
113 Forward Cargo Compartment, Right
D. Procedure
S 434-047
(1)
Install the plug on the cylinder coupling.
(2)
Tighten the plug to a torque of 170 pound-inches.
S 434-048
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
35-12-11
ALL ú ú 01 Page 406 ú Jul 15/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
S 424-049
(3)
Install the pressure transducer on the cylinder coupling.
S 424-050
(4)
Align the pressure transducer on the cylinder coupling.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：737-300 400 500 AMM 飞机维护手册 氧气 OXYGEN(21)
