19-2. INITIAL MACHINE GUN RING KIT INSTALLATION/REMOVAL (CONT)
Align ring spacer and washers with threaded
holes in cab roof.
Ring spacer should have 1/4 in. clearance from
inner lip of cab roof to allow free rotation of
machine gun ring.
(64) Position ring spacer (57) and 12 washers (58) on cab
Machine gun ring assembly weighs
approximately 350 lbs (159 kgs). Attach a
suitable lifting device prior to installation.
Failure to comply may result in injury to
personnel or damage to equipment.
Steps (65) through (69) require the aid of an
(65) Position three wooden blocks on cab roof (51).
(66) Position machine gun ring (59) on three wooden blocks.