TM 32-5811-025-14&P
4-6. Monthly Preventive Maintenance.
Perform all the preventive maintenance checks and services listed in table 4-3 once each month in the sequence
listed. A month is defined as approximately 30 calendar days of eight-hour-per-day-operation. If the equipment is
operated 16 hours a day, the monthly preventive maintenance checks and services should be performed at 15-day
intervals. Adjustment of the maintenance interval must be made to compensate for any unusual operating schedule.
Table 4-2. Weekly Preventive Maintenance Checks and Services
Step
Item
Procedure
1
Corrosion
Make sure exterior surfaces of the unit are free of rust and corrosion.
Table 4-3. Monthly Preventive Maintenance Checks and Services
Step
Item
Procedure
1
Cleanliness
Make sure exterior surfaces of the unit are clean. If necessary, proceed as
directed in table 4-1, step 2.
2
Preservation
Inspect exterior surfaces of the unit for chipped paint or corrosion.
If
necessary, spot-paint surfaces as follows:
a. Remove rust and corrosion from metal surfaces by sanding them
with sandpaper.
b. Brush two coats of light gray enamel, MIL-E-15090 class 2 type III
color number 26307 IAW FED standard 595, on bare metal to protect
it from further corrosion.
c. Refer to the applicable cleaning and refinishing practices specified in
TB 43-0118.
3
Interconnec-
Inspect unit interconnecting cables for loose, broken,
ting cables
or otherwise damaged connections.
NOTE
Higher category maintenance
is
required
for
repair
or
replacement of all cables.
4-3
