TM-9-2320-279-20-2

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 2 OF 3

  TM-9-2320-279-20-2 - Page 816 of 938

TM 9-2320-279-20-2
Winches, Cranes, and Power Takeoff (PTO) Maintenance Instructions (Cont)
17-15. CRANE HOOK BLOCK, HOOK, AND CLEVIS REMOVAL/REPAIR/INSTALLATION
(M985) (CONT).
(7)
Remove cotter pin (14) and nut (15) from hook (16).
(8)
Remove washer (17) and shield (18).
(9) Remove bearing (19) from shield (18).
(10)
Remove hook (16) from block (5).
(11)
Remove nut (20), screw (21), spring (22),
and latch (23) from hook (16).
c. Cleaning/Inspection.
WARNING
Adhesives, solvents, and sealing
compounds can burn easily, can give off
harmful vapors, and are harmful to skin
and clothing. To avoid injury or death,
keep away from open fire and use in
well-ventilated area. If adhesive, solvent,
or sealing compound gets on skin or
clothing, wash immediately with soap and
water.
(1)
Clean all metal parts with dry cleaning
(2)
(3)
(4)
(5)
(6)
(7)
solvent.
Allow bearing to air dry, then coat with lubricating oil.
WARNING
Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Use
only with effective chip guarding and personal protective equipment, goggles,
shield, and gloves.
Dry metal parts with compressed air.
Inspect metal parts for breaks, cracks, and sharp edges.
Inspect bushing for cuts or nicks.
Inspect bearing for loose rollers or cracked and broken races.
Replace all damaged parts.
17-72


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