TM 5-3820-233-12/2
to the rear cross member of the screening-crusher unit
4-84. Walkway and Ladder
frame by means of a flanged holder bolted through the
a. General. The crusher screening unit walkway,
frame.
It serves to hitch the dolly to the unit for
mounted on the left side of the screen base, serves as a
transportation.
platform from which the operator can control the sand and
b. Removal and Disassembly.
rock conveyors.
(1) Remove cotter pin (1, fig. 4-78) slotted hex nut
b. Removal and Disassembly.
(2) and washer (3).
(2).Remove pintle hook (4) from frame.
c. Inspection.
disassemble the walkway and ladder.
c. Inspection.
defects.
(1) Inspect for damage or missing hardware.
(2) Inspect the bolt (11) for wear or stripped
(2) Inspect walkway for cracks or breaks.
threads.
(3) Inspect the railing for cracks or breaks. Replace
(3) Inspect the lock (16) for proper operation and
all defective material.
excessive wear. Replace a defective part.
d. Reassembly and Installation.
install the walkway and ladder.
(1) Install pintle hook (4, fig. 4-78) into unit frame.
4-85. Pintle Hook
(2) Install washer (8), nut (2) and cotter pin (1).
a. General. The pintle hook assembly is fastened
4-61