TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
17-18. EXTENSION NO. 1 AND NO. 2 CYLINDER AND WEAR PADS
REMOVAL/INSTALLATION (CONT).
a. Removal.
(1) Remove two screws (1) and
lockwashers (2).
(2) Soldier A lifts front of cylinder (3) while
Soldier B lifts rear of cylinder (3).
(3) Remove cylinder (3) through rear of
extension No. 2 (4).
(4) Remove two screws (5) and wear pads (6) from
cylinder (3).
b. 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)
(2)
(3)
(4)
Clean all metal parts in dry cleaning solvent.
Inspect each part for damage.
Replace damaged parts.
Inspect wear pad thickness. If upper wear pad is
under 0.438 in. (11. 1 mm) replace pad. If lower pad is
under 0.500 in. (12.7 mm) replace pad.
17-84
