(b)
If there is leakage, slowely and continuously increase the torque value to the maximum authorized (maximum test value) until you stop the leak.
NOTE : Leaks are not permitted.
____ Subtask 20-23-38-410-060
B. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install/close the removed/opened access panels/doors. Subtask 20-23-38-670-056
C. Do the Sterilization of the Potable Water System (Ref. TASK 38-10-00-670-002).
Subtask 20-23-38-862-051
D. De-energize the Ground Service Network (Ref. TASK 24-42-00-862-001)
CONTROL CABLES AND PULLEYS - DESCRIPTION AND OPERATION
______________________________________________________
1. General
_______ This section gives the data related to the different procedures for the installation and maintenance of cables.
CONTROL CABLE INSTALLATION AND CLEANING - MAINTENANCE PRACTICES
_______________________________________________________________
TASK 20-24-11-911-001
Installation of the Control Cables
WARNING : WEAR GLOVES WHEN YOU TOUCH THE CABLES.
_______
1. Reason for the Job
__________________
This subject gives the general instructions for the installation of cables. The instructions for a special installation are given in the chapter related to the function.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific brush
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
Material No. 05-005 USA MIL-C-16173 GRADE II
CORROSION PREVENTIVE (Ref. 20-31-00)
R Material No. 11-002 USA MIL-PRF-680
R DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT)
R (Ref. 20-31-00) Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
20-24-12-200-001 Check of the Control Cables
20-24-12-200-003 Inspection of the Pulleys
3. Job Set-up
__________
Subtask 20-24-11-941-050
A. Not Applicable
4. Procedure
_________
Subtask 20-24-11-110-050
A. Cleaning of the Control Cables CAUTION : DO NOT SOAK THE CABLES WITH THE SOLVENT WHEN THE SOLVENT
_______ TOUCHES THE CABLE CORE IT REMOVES THE LUBRICANT. THIS CAUSES CORROSION AND THE CABLES WEAR FAST.
(1) Clean the cables with MISCELLANEOUS (Material No. 19-003) or a brush
R with CLEANING AGENTS (Material No. 11-002). Let the cables dry and apply SPECIAL MATERIALS (Material No. 05-005).
(2) Carefully clean the pulleys, the fairleads, the holes etc... Obey the usual instructions.
Subtask 20-24-11-210-052
B. Inspection of the Supports, Pulleys and Fairleads
(1)
Inspect the supports.
(a)
Make sure that there are no signs of corrosion, cracks or distortion.
(b)
Make sure that the supports are attached to the aircraft structure correctly. Make sure that the screws, the bolts, the nuts and the rivets are in the correct condition.
(2)
Inspect the pulleys (Ref. TASK 20-24-12-200-003).
(3)
Inspect the fairleads.
(a)
Make sure that there is no damage caused by friction.
(b)
Make sure that the fairleads are installed correctly.
Subtask 20-24-11-410-051
C. Installation of the Cable
(1) When you install the cable, make sure that:
-
the cable is in the correct condition (Ref. TASK 20-24-12-200-001),
-
the alignment is correct. Make sure that there are no loops and that the cables are not worn too much,
-
the tension is correct. Slowly adjust the tension of the cable. Make sure that one cable does not go across another cable. Make sure that the cables are not twisted,
-apply the protective finish.
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