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TM 9-2350-398-24
2-134. EMERGENCY VALVE A CONTROL HANDLE REPAIR.
This Task Covers:
a.
Removal
b. Disassembly
c.
Cleaning and Inspection
d. Assembly
e.
Installation
Initial Setup:
Tools/ Test Equipment:
• Cotter pin (Item 8, Appendix F)
• General mechanic's tool kit (Item 4, Appendix B)
Equipment Conditions::
Material/ Parts:
• Emergency valve A control cables disconnected
• Dry-cleaning solvent (Item 12, Appendix C)
(para 2-133).
• Rag (Item 25, Appendix C)
a.
REMOVAL
Remove two screws (1) and nuts (11) and emergency valve A control handle mounting bracket (9) from toolbox (2).
b.
DISASSEMLY
1. Remove pin (10), shaft (8), control handle (3), and trip bracket (7) from mounting bracket (9). V
NOTE
Nuts and plate are provisioned with U-bolt.
2. Remove two nuts (4), plate (5), arid U-bolt (6) from trip bracket (7).
c.
CLEANING AND INSPECTION
WARNING
Dry-cleaning solvent P-D-680 is toxic and flammable.. always wear protective
goggles and gloves, and use only in a well-ventilated area. Avoid contact with
skin, eyes, and , clothes, and DO NOT breathe vapors. DO NOT us near open flame
or excessive heat
1. Clean all parts with dry-cleaning solvent and wipe dry with rags.
2. Inspect pin (10) and shaft (8) for bends, pits, or cracks. Replace damaged components.
3. Inspect control handle (3), trip bracket (7), and mounting bracket (9) for cracked welds, bends, or other
unserviceable condition. Replace unserviceable components.
2-294
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