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Page Title:
Table 2-1. Preventive Maintenance Checks and Services (cont) |
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 TM 55-1905-223-24-7
Table 2-1. Preventive Maintenance Checks and Services
D-Daily
W-Weekly
M-Monthly
Q-Quarterly
S-Semiannually
AR-As Required
ITEM
INTERVAL
Items to be
NO.
D W M Q S AR Inspected/Serviced
Procedures
3
o
Micron Filter Element -
i.
Position upper rim clenching clamp and secure
CONT
continued
clamp nut while tapping clamp around its
circumference. Tapping will ensure uniform
tightness.
j.
Position air bleedoff nonmetallic hose and
secure with hose clamp. Open appropriate
feedwater inlet gate valve for unit. Start u
RO desalinator.
4
o
Sediment Strainer Element
Clean strainer element:
a. Close appropriate feedwater inlet valve for
watermaker.
b. Remove access cover. Lift out sediment
strainer element and preformed packing.
c.
Rinse sediment strainer element in product
water.
d. Position new preformed packing on sediment
strainer element seat.
e. Place sediment strainer element and preformed
packing in sediment strainer body.
f.
Position access cover and hand tighten until
positive stop is met.
g. Open appropriate feedwater inlet gate valve
for watermaker. Start up RO desalinator.
2-8
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