Table 4-1. Unit Preventive Maintenance Checks and Service(Continued)
Q - Quarterly
Inspect brush holders and brushes for dirt
and grit. Check that the brushes do not
stick in holder. Check for proper spring
pressure (para 4-50).
Axle and Roll-
Check axle for cracks, breaks, and
Check roller bearing housings for
leakage, cracks, and loose cap bolts.
Check wheels for cracks and breaks. Use a
gage and check wheels for wear and looseness.
Fuel Tank and
Check fuel tank for cracks, breaks, and
Drain water or sediment from fuel tank
Check for clogged strainer and loose
Check for broken sight glass. Clean
sight glass and check for proper fuel
Test four cutoffs to ensure units work
Inspect fuel lines for breaks, cracks, or
other damage. Check lines, hoses, and
fittings for tightness. Check for leakage.
Test in accordance with paragraph 4-30.
Check to ensure batteries are charged and
electrolyte level is good. Check cables
for corrosion, breaks, frays, and
damage. Make sure terminals are secure.
Clean and paint battery box as required.