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:
Check and adjust rearview mirror.
26
Before
Rearview
Mirror and
With assistance, check and adjust side
Side View
view mirrors.
Mirrors
a. Start engine (WP 0005 00). Verify
Engine will not start. Warn-
27
Before
Engine Start
up
that all indicators, warning lights,
ing lights and alarm stay on.
and gages operate properly. If gage
indicates no engine oil pressure,
shut down engine and notify Unit
Maintenance.
Any lights do not function,
b. Check operation of lights (service
if required for mission.
and blackout lights, brake lights,
turn signals, work lights, etc.).
Any hydraulic system or
Perform a functional check of all
28
Before
Hydraulic
function does not operate
hydraulic systems: steering, bowl lift,
Controls
properly.
ejector and apron.
a. Verify that backup alarm functions
Backup alarm does not
29
Before
Backup
function.
when transmission is placed in R
Alarm and
(Reverse).
Horn
b. Check operation of air-operated
horn.
0014 00-16