TM 5-3610-285-14
Table 6-3. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Cont
B - Before
W - Weekly
AN - Annually
(Number) - Hundreds of Hours
D - During
M - Monthly
S - Semiannually
A - After
Q - Quarterly
BI - Biennially
ITEM TO BE INSPECTED
IN
ITEM
TER-
PROCEDURE
NO.
VAL
CONTACT VACUUM FRAME SYSTEM-Cont
1
M
Inspect and Service Vacuum Pump Filters-Cont
2.
Remove intake and exhaust glass jars.
3.
Carefully remove intake filter assembly.
4.
Remove cap plug on bottom of filter assembly and remove two felt filters.
5.
Carefully remove exhaust filter assembly and two felt filters.
6.
Clean felt filters using nonflammable flushing solvent. Replace if necessary.
7.
Reinstall exhaust felt filters onto shaft and install shaft back onto vacuum pump. Use care not to
overtighten plastic nut.
8.
Reinstall intake felt filters onto shaft, and then install endplate and cap plug.
9.
Reinstall filter assembly back onto vacuum pump. Use care not to overtighten plastic nut.
10.
Reinstall intake and exhaust glass jars.
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