TM 5-3805-248-10
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) - CONTINUED
0014 00
Table 1. Preventive Maintenance Checks and Services (PMCS) for 621B Scraper - Continued.
LOCATION
ITEM TO
CHECK/
ITEM
MAN-
NOT FULLY MISSION
SERVICE
NO.
INTERVAL
HOURS
PROCEDURE
CAPABLE IF:
Ejector carrier (lower) roller
Check for damage or obstructions to
50
After
Ejector Car-
rier (Lower)
is missing or damaged.
ejector carrier (lower) roller. Remove
Roller
obstructions as needed.
EJECTOR
EJECTOR
CARRIER
ROLLER
394-183
Damage that would impair
Check for damage or obstructions to
51
After
Scraper
operation is evident.
the draft arm pin. Remove obstruc-
Bowl
tions as needed.
WARNING
52
After
0.1 Hours Transmis-
sion Oil
Hitch and steering movement can reduce clearances sud-
Level Check
denly and cause injury.
NOTE
To ensure an accurate reading, tractor must be parked on
level ground, with transmission at operating temperature
and engine running at idle speed.
a. Start engine (WP 0005 00).
b. Ensure transmission is in N (Neu-
tral) and locked and parking brake
is applied. Ensure bowl is lowered
to the ground. Move ejector all the
way forward.
0014 00-27
