Section III. REMOVAL AND INSTALLATION OF MAJOR COMPONENTS OR AUXILIARIES

Table 2-4. Troubleshooting - TM-5-3810-206-350021

Figure 2-3. Gantry, exploded view. - TM-5-3810-206-350023

TM-5-3810-206-35 Crane-Shovel Basic Unit Crawler Mounted 40 Ton 2 Cu Yd Diesel Driven Manual
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TM 5-3810-206-35

Section III. REMOVAL AND INSTALLATION OF MAJOR

COMPONENTS OR AUXILIARIES

d. Disconnect all cables , switch boxes, junction

2-6.

General

boxes, outlets, propane injector, and any other

The five major components of the crane-shovel basic

components that are attached to cab (TM 5-3810-206-

unit are gantry, cab, engine, revolving frame (rotating

12).

base), and crawler. This section describes the removal

e. Remove engine exhaust pipes from rear canopy

and installation of the four components from the crawler.

(TM 5-3810-206-12).

f. Loosen 20 locknuts (14, fig. 2-2), capscrews

(15), and remove the 20 clamps (13) which secure cab

2-7.

Cab Removal or Installation

(1) to revolving frame (12).

a. Remove gantry sheave and yoke (TM 5-3810-

g. Position a suitable lifting device, attach sling to

206-12).

lifting eyes on cab and hook of lifting device, then lift cab

b. Remove low gantry shaft and sheave from rear

from revolving frame.

canopy (TM 5-3810-206-12).

h. Install cab by reversing procedure in steps h

c. Remove adapters (para 4-2).

through a above.

2-8.

Gantry Removal or Installation

a. Remove gantry sheave and yoke (TM 5-3810-

206-12).

b. Remove low gantry sheave and shaft from rear

cab canopy (TM 5-3810-206-12).

c. Remove gantry adapters (para 4-2).

d. Remove engine exhaust pipes from rear cab

canopy (TM 5-3810-206-12).

e. Remove rear cab canopy (TM 5-3810-206-12).

f. Remove two cotterpins (13, fig. 2-3), nuts (14),

and four flatwashers (12) from rear tension members

from underneath the revolving frame at rear end.

g. Remove two cotterpins (24) from two pins (25),

then remove two pins (25) from left hand front leg (23)

and right hand front leg (27).

h. Remove two cotterpins (24) from two pins (26)

then remove two pins (26) from truss (4).

i. Position suitable lifting device, attach sling to

truss, then remove gantry from revolving frame.

j. Install gantry by reversing procedures in steps i

through a above.

2-9.

Engine Removal or Installation

a. Remove gantry sheave yoke from top of cab

KEY to fig. 2-2:

(TM 5-3810-206-12).

b. Remove low gantry shaft and sheave from rear

Cab

Nut (6 rqr)

canopy (TM 5-3810-206-12).

Radiator

Lockwasher (6 rqr)

c. Remove adapters (para 4-2).

Radiator brace (2 rqr)

Engine support

d. Disconnect all cables, junction boxes, outlets, or

Engine

Revolving frame

other elements of electrical, or exhaust system that is

Bolt (6 rqr)

Clamp (20 rqr)

Nut (6 rqr)

Nut (20 rqr)

attached to rear canopy or panels of cab (TM 5-3810-

Lockwasher (6 rqr)

Capscrew (20 rqr)

206-12).

Capscrew (6 rqr)

Figure 2-2. Cab removal points.

2-8

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