Table 1. Unit Maintenance Preventive Maintenance Checks and Services (PMCS) for the D7F Tractor. (Cont)

TM 5-2410-233-23

UNIT MAINTENANCE PREVENTIVE MAINTENANCE CHECKS AND

SERVICES (PMCS) - CONTINUED

0009 00

Table 1. Unit Maintenance Preventive Maintenance Checks and

Services (PMCS) for the D7F Tractor - Continued.

LOCATION

ITEM TO

ITEM

MAN-

CHECK/

NO.

INTERVAL

HOURS

SERVICE

PROCEDURE

Inspect trunnions on both sides of machine for structural damage and

Semiannual

Dozer Push-

missing or loose mounting hardware.

arm Trun-

nions

Inspect defrosters for proper operation and evidence of damage.

Semiannual

Winterized

Cab (If

Inspect heater for proper operation and evidence of damage.

Equipped)

Inspect windshield wipers for proper operation and evidence of

damage.

Inspect transmission control valves for leaks, wear or cracks

1000 Hours

1.1 Hours Transmis-

that could cause failure.

or Annual

sion Assem-

bly

Inspect transmission body for cracks or loose capscrews that

could cause leaks.

Inspect transmission shift linkage for bends, cracks and wear

that could cause failure.

Perform complete transmission assembly service (WP 0086 00):

(1) Drain oil from transmission assembly.

NOTE

Breather is common to transmission and steering clutches/

final drives.

(2) Replace transmission breather (WP 0099 00).

(3) Replace transmission and steering clutch filter assembly (WP

0089 00).

(4) Clean transmission oil magnetic strainer assembly and check

for leaks (WP 0085 00).

(5) Refill transmission and check for leaks.

Engine Valve Adjust valve clearance (WP 0017 00).

2000 Hours

or Annual

Lash

Inspect final drives for evidence of oil leakage.

1000 Hours

0.5 Hours Final Drives

or Biennial

Drain final drives and refill (WP 0099 00).

0009 00-10