A320飞机维护手册 AMM HYDRAULIC POWER 液压4(87)_航空信息_民用航空_通用航空

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R (0.30 m) of hose.
R B. Cracks. None permitted. Replace the hose-tube
R assembly (Ref. TASK 29-13-
R 49-000-002) and (Ref. TASK
29-13-49-400-002).
R C. Crimps. None permitted. Replace the hose-tube
R assembly (Ref. TASK 29-13-
R 49-000-002) and (Ref. TASK
29-13-49-400-002).

-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
R D. Internal blockage. None permitted. Remove the blockage or
R replace the hose-tube
R assembly (Ref. TASK 29-13-
R 49-000-002) and (Ref. TASK
29-13-49-400-002).
R E. Leakage. None permitted. Replace the hose-tube
R assembly (Ref. TASK 29-13-
R 49-000-002) and (Ref. TASK
29-13-49-400-002).
R F. Nicks & Maximum depth cannot be If the damage is more than
R scratches-tube more than 0.0095 in. the allowable limits,
R portion of suction (0.2413 mm) deep (not replace the hose-tube
R hose-tube more than 10 percent of assembly (Ref. TASK 29-13-
R assembly. wall thickness). 49-000-002) and (Ref. TASK
R 29-13-49-400-002).
R G. End-fitting thread Damage is permitted if If the damage is more than
R damage. the threads that are the allowable limits,
R good are not reduced by replace the hose-tube
R more than one thread. assembly (Ref. TASK 29-13-
R 49-000-002) and (Ref. TASK
R 29-13-49-400-002).
R H. End-fitting thread Damage is permitted if If the end-fittings cannot
R damaged flats. the damaged end-fittings keep the correct torque
R can keep the correct value, replace the
R torque values. hose-tube assembly
R (Ref. TASK 29-13-49-000-
R 002) and (Ref. TASK 29-13-
49-400-002).
R 3. Examine the lower case-drain hose-assembly, look for:
R A. Cracks. None permitted. Replace the hose assembly
R (Ref. TASK 29-13-49-000-
R 004) and (Ref. TASK 29-13-
49-400-004).

-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
B. Crimps.
R R R R R C. Cuts, tears on fire sleeve.
R R R R D. Internal blockage.
R R R E. Leakage.
R R R R R F. End-fitting thread damage.
R R R R R R G. End-fitting damaged flats.

None permitted.

Maximum depth must be less than one half of the sleeve thickness.
None permitted.
None permitted.
Damage is permitted if the threads that are good are not reduced by more than one thread.
Damage is permitted if the damaged end-fittings can keep the correct torque value.
Replace the hose assembly (Ref. TASK 29-13-49-000-004) and (Ref. TASK 29-13-49-400-004).
If the damage is more than the allowable limits, replace the hose assembly (Ref. TASK 29-13-49-000-004) and (Ref. TASK 29-13-49-400-004).
Remove the blockage or replace the hose assembly (Ref. TASK 29-13-49-000-004) and (Ref. TASK 29-13-49-400-004).
Replace the hose assembly (Ref. TASK 29-13-49-000-004) and (Ref. TASK 29-13-49-400-004).
If the damage is more than the allowable limits, replace the hose assembly (Ref. TASK 29-13-49-000-004) and (Ref. TASK 29-13-49-400-004).
If the end-fittings cannot keep the correct torque value, replace the hose assembly (Ref. TASK 29-13-49-000-004) and (Ref. TASK 29-13-49-400-004).
R 4. Examine the upper-case drain hose-tube assembly, look for:
R A. Cracks. None permitted. Replace the hose-tube
R assembly (Ref. TASK 29-13-
R 49-000-003) and (Ref. TASK
R 29-13-49-400-003).