R Tightening Torques for Plug-in Union and Check Valve, Swivel Plug-in Union and R Bulkhead Connection Lock Nut and Cap/Plug (both Parts Made of Steel) Figure 204/TASK 20-21-12-991-003
R Tightening Torques for Plug-in Union and Check Valve, Swivel Plug-in Union and R Bulkhead Connection Lock Nut and Cap/Plug (one of the Parts in Aluminium) Figure 205/TASK 20-21-12-991-004
R R (a) Plug-in steel unions Steel union installed on a steel component or a steel union. Lock nut for swivel plug-in union. Lock nut for bulkhead connection. (Ref. Fig. 204/TASK 20-21-12-991-003)
R R (b) Plug-in aluminum-alloy unions Aluminum-alloy union installed on an aluminum component. Lock nut for swivel plug-in union. Lock nut for bulkhead connection. (Ref. Fig. 205/TASK 20-21-12-991-004)
R (c) Plug-in unions with one of the parts (union or component) made of aluminum-alloy. (Ref. Fig. 205/TASK 20-21-12-991-004)
R (5) Tightening torques for HARRISSON and PERMASWAGE unions
(a) Removable steel swaged unions, of the HARRISSON and PERMASWAGE type and removable MS-type unions (CRES and titanium tubes). (Ref. Fig. 206/TASK 20-21-12-991-005)
(b) Removable aluminum-alloy swaged unions of the HARRISSON and PERMASWAGE type and removable MS-type unions (aluminum-alloy tubes). (Ref. Fig. 207/TASK 20-21-12-991-006)
R R (c) HARRISSON and PERMASWAGE type removable unions with one of the parts (union or tube) made of aluminum-alloy. (Ref. Fig. 207/TASK 20-21-12-991-006)
R (6) Tightening torques for plug-in check valves
R (a) Steel check valves installed on steel component. (Ref. Fig. 204/TASK 20-21-12-991-003)
R R (b) Check valves with one of the parts (check valve or component) made in aluminum-alloy. (Ref. Fig. 205/TASK 20-21-12-991-004)
R (7) Tightening torques for in-line check valves
R (a) Steel check valves installed on steel or titanium pipes. (Ref. Fig. 206/TASK 20-21-12-991-005)
R R R (b) Check valve with one of the parts (union or pipe) made of aluminum-alloy. (Ref. Fig. 207/TASK 20-21-12-991-006)
R R (8) Tightening torques for lock nuts. (Ref. Fig. 204/TASK 20-21-12-991-003, 205/TASK 20-21-12-991-004)
R Tightening Torques for Hydraulic Type Unions and In-line Check Valves (both R Parts Made of Steel or Steel and Titanium) Figure 206/TASK 20-21-12-991-005
R Tightening Torques for Hydraulic Type Unions and In-line Check Valves (one of R the Parts Made of Aluminum-alloy) Figure 207/TASK 20-21-12-991-006
Subtask 20-21-12-911-052
B. Tightening Torques for Fuel Systems
(1)
Tightening torques for nuts used on component studs.
(Ref. Fig. 208/TASK 20-21-12-991-007)
(2)
Tightening torques for ABS 0106 and ABS 0107 (tighten by hand with nut touches pipe end).
Subtask 20-21-12-911-053
C. Tightening Torques for De-icing Systems
(1)
Tightening torques for removable HARRISSON and PERMASWAGE swaged unions and removable MS-type union used on CRES or titanium tubes. (Ref. Fig. 206/TASK 20-21-12-991-005)
(2)
Hydraulic-type installation with HARRISSON unions.
Aluminum-alloy tube and unions.
(Ref. Fig. 207/TASK 20-21-12-991-006)
Subtask 20-21-12-911-054
D. Tightening Torques for Rain Protection Systems
(1)
Hydraulic-type installation with HARRISSON unions.
Aluminum-alloy tube and union.
(Ref. Fig. 207/TASK 20-21-12-991-006)
(2)
Hydraulic-type installation with HARRISSON unions.
Titanium tube and union.
(Ref. Fig. 206/TASK 20-21-12-991-005)
Subtask 20-21-12-911-055
E. Tightening Torques for Fire Extinguishing Systems
(1) Tightening torques for hydraulic-type aluminum-alloy unions used on aluminum-alloy tubes. (Ref. Fig. 207/TASK 20-21-12-991-006)
Tightening Torques for Nuts
Figure 208/TASK 20-21-12-991-007
1EFF : ALL 1 20-21-12 Page 212
1 1 Feb 01/98
1 1
1CES 1
Subtask 20-21-12-911-056
F. Tightening Torques for Pressurization Systems
(1)
Tightening torques for hydraulic-type aluminum-alloy unions used on aluminum-alloy tubes. (Ref. Fig. 207/TASK 20-21-12-991-006)
(2)
Tightening torques for hydraulic-type CRES unions used on CRES tubes. (Ref. Fig. 206/TASK 20-21-12-991-005)
Subtask 20-21-12-911-057
G. Tightening Torques for Air Conditioning Systems
(1) Tightening torques for clamps used on flexible sleeves between composite or metal pipes/ducts. (Ref. Fig. 209/TASK 20-21-12-991-008)
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：A320飞机维护手册 AMM STANDARD PRACTICES-AIRFRAME(13)
