(2) Remove or install swinging doors (TM 5-
(8) Remove operators seat (TM 5-3810-201-
3810-201-12).
12).
(3) Remove or install sliding doors (TM 5-3810-
(9) Install components in reverse order.
201-12).
c. Cleaning, Inspection, and Repair
(4) Remove insulation, windshield wiper, and
other attachments from cab panels or canopies (TM 5-
3810-201-12).
(1) Clean all parts and dry thoroughly.
(5) Remove aide, rear, or front panel (TM 5-
(2) Visually inspect panel, doors, and canopies
3810-201-12).
for dents or cracks. Check window or door glass for
(6) Remove upper and lower cable doors
cracks or other defects. Inspect mounting hardware for
(winterized models) (TM 5-3810-201-12).
burs, stripped threads, or other defect
(7) Remove panels, canopies, on louver panel
(3)
Repair by straightening dents, welding
(TM 5-3810-201-12).
cracks, or replacing defective part or mounting hardware
Replace defective insulation panels.
Section III. COUNTERWEIGHT
(b) Install slug punchings into counterweight box
4-6. General
(integral with revolving frame) until compartment is
nearly full secure cover plate on bolts, then place as
The counterweight consists of an extension and the slug
many punchings on top of cover plate as possible, and
punchings stored in revolving frame box. Four cover
snug up cover plates by tightening nuts
plates are positioned on bottom of box, secured by bolts,
washer lockwashers, and nut
NOTE
4-7. Counterweight
Slug punchings should not be
a. Removal
removed except when repairs are to
be made to revolving frame box.
(1) Remove counterweight extension (TM 5-
With revolving frame removed, slug
3810-201-12).
punchings will be installed easier by
(2) Remove counterweight punchings as follows:
turning revolving frame upside down,
(a) Position boxes or containers under cover plates on
loading punchings in compartment
bottom of revolving frame counterweight box, remove
until level, then installing cover
nuts, lockwasher washers and cover plates, allowing
plates.
slug punchings to fall into containers.
b. Installation. Install counterweight by reversing the
above procedures
Section IV. STEERING WHEEL AND SHAFT
4-8. General
(2) Remove two cottrpin (26, fig . 4-2) from pin (27)
The steering wheel and shaft is mounted at operator's
then remove pin from steering wheel (1).
left hand and enables operator to guide crawler
(3) (8) Remove steering wheel (1) from shaft and
mechanism while positioning crane-shovel basic unit for
bracket (25).
the task to be performed.
(4) Remove two cotterpins (8, fig. 4-3) from pin (15),
remove pin (15) from bevel gear (16) and shaft (4), then
4-9. Steering Wheel and Shaft
remove bevel gear (16) and shaft (4) from bracket (6).
(5) Remove two nuts (14), lockwashers (13), and
a. Removal and installation
bolt (10) from lever (12) and camshaft (11); remove lever
(12) from camshaft (11), then remove camshaft (11)
(1) Remove necessary cab panel sections, gear
from cam (26) and bracket (6).
guards, dirtguards, and shaft covers (TM 5-3810-201-
12).
4-3
