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TM 10-4930-241-13
4-18. COUPLER ASSEMBLY REPAIR - cont.
b.
Cleaning.
WARNING
Dry cleaning solvent, P-D-680, Type III, is potentially dangerous to personnel and equipment. Eye and
skin protection is required. Avoid repeated and prolonged skin contact. Wash hands immediately after
exposure. Do not use near open flame or excessive heat. Use only in areas with good ventilation.
Using wiping rags and cleaning solvent, remove dirt and contaminants from all components.
c.
Repair. Replace damaged or defective parts and all sealing components.
d.
Assembly. Refer to figure 4-8
(1)
Install bushing (29) in body (10)
(2)
Install washer (14) with tabs facing inward in body (10).
(3)
Apply lubricant to packing and install in body (10).
(4)
Aline link (24) with yoke (11) as noted during disassembly and install pin (27).
(5)
Install cotter pins (25 and 26) in pin (27).
(6)
Aline stem (20) in link (24) and install pin (23).
(7)
Install cotter pins (21 and 22) in pin (23).
(8)
Install setscrew (17) in poppet (12). Setscrew must be turned in the same amount as recorded during
disassembly.
(9)
Position poppet guide (18) and cylinder (19) over stem (20).
(10)
Insert poppet (12) into cylinder (19) and screw poppet (12) onto stern (20) until it stops, then tighten.
(11)
Install seal (16) on screw (15), then install screw (15) into poppet (12)
WARNING
Assembled components are under spring tension. Use care when installing body to prevent injury from
flying parts. Slowly compress spring when installing.
(12)
Slide spring (13) on over yoke (11).
4-28
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