TM 552210-223-12
TO 45A2-2-14-41
Table 4-1. Unit Preventive Maintenance Checks and Service(Continued)
W -
Weekly
M -
Monthly
Q - Quarterly
INTERVAL
ITEM
ITEM
TO BE
NO. W
M
Q
INSPECTED
PROCEDURES
8
Traction Motor
Inspect brush holders and brushes for dirt
Brush Holders
and grit. Check that the brushes do not
and Brushes
stick in holder. Check for proper spring
pressure (para 4-50).
9
Axle and Roll-
a.
Check axle for cracks, breaks, and
er Bearing
damage.
b.
Check roller bearing housings for
leakage, cracks, and loose cap bolts.
10
Wheels
Check wheels for cracks and breaks. Use a
gage and check wheels for wear and looseness.
11
Fuel Tank and
a.
Check fuel tank for cracks, breaks, and
Sight Glass
leakage.
b.
Drain water or sediment from fuel tank
sump.
c.
Check for clogged strainer and loose
filler cap.
d.
Check for broken sight glass. Clean
sight glass and check for proper fuel
level indication.
12
Emergency Fuel
Test four cutoffs to ensure units work
Cutoff
properly.
13
Fuel Systems
Inspect fuel lines for breaks, cracks, or
Lines and
other damage. Check lines, hoses, and
Fittings
fittings for tightness. Check for leakage.
14
Storage
a.
Test in accordance with paragraph 4-30.
Batteries and
Check to ensure batteries are charged and
Battery Box
electrolyte level is good. Check cables
for corrosion, breaks, frays, and
damage. Make sure terminals are secure.
b.
Clean and paint battery box as required.
4-4
