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Page Title:
Table 1. Unit Maintenance Preventive Maintenance Checks and Services (PMCS) for the D7G Tractor. - Continued |
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 TM 5-2410-237-23
UNIT MAINTENANCE PREVENTIVE MAINTENANCE CHECKS AND
SERVICES (PMCS) - CONTINUED
0010 00
Table 1. Unit Maintenance Preventive Maintenance Checks and
Services (PMCS) for the D7G Tractor - Continued.
LOCATION
ITEM TO
ITEM
MAN-
CHECK/
NO.
INTERVAL
HOURS
SERVICE
PROCEDURE
NOTE
20
(Con't)
The D7G uses two types of tracks: The Caterpillar
"branded track" (identified by a Caterpillar logo) and the
"classic track" (identified by a pictorial symbol of a track
link). Inspection criteria and maintenance of both styles of
tracks are the same. However, components of these tracks
are NOT completely interchangeable. Before maintenance
and requisitioning of parts, verify the type of track on the
tractor and proceed accordingly.
f.
Check and adjust track tension if necessary (WP 0132 00).
21
Semiannual
Hydraulic
a.
Follow routing of lines, hoses and tubing for hydraulic system.
Inspect for loose fittings, cracks, bends, breaks and leaks.
System
b.
Inspect blade lift cylinders and tilt cylinder and cylinder hydrau-
lic lines for secure mounting, loose fittings and leaks.
c.
If equipped with ripper, inspect ripper lift cylinders and cylinder
hydraulic lines for secure mounting, loose fittings and leaks.
d.
If equipped with winch, inspect winch hydraulic lines for secure
mounting, loose fittings and leaks.
CAUTION
22
Semiannual
Bulldozer
Blade
If wear to cuttings edges and end bits is sufficient to cause
wear to blade support, change cutting edges and install new
end bits.
Inspect cutting edges and end bits for damage, wear or loose or miss-
ing mounting hardware. Change cutting edges if damaged or worn to
less than 3/4 in. (19 mm). Install new end bits if worn/damaged (WP
23
Semiannual
Dozer Push-
Inspect trunnions on both sides of machine for structural damage and
arm Trun-
missing or loose mounting hardware.
nions
24
Semiannual
Winterized
a.
Inspect defrosters for proper operation and evidence of damage.
Cab (If
Equipped)
b.
Inspect heater for proper operation and evidence of damage.
c.
Inspect windshield wipers for proper operation and evidence of
damage.
0010 00-9
Change 1
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