TM 5 3610-285-14
Table 2-1. OPERATOR 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
For Readiness
IN
Reporting
ITEM
TER-
PROCEDURE
Equipment Is
NO.
VAL
Not Ready/
Available If:
SINK - Cont
1
B
Service Water Tank - Cont
5. Close fill valve when water level
in sight gage is within 1 in. of
tank top.
6. Turn off water supply.
NOTE
When filling storage tank, if drain connector is capped,
sink will fill when tank overflows, regardless of position
of drain valve.
External fill line is used as a vent when tank is in
use. Reinstalling cap on fill connector will restrict
water flow from tank.
7. Disconnect external water supply
line. Do not reinstall cap.
NOTE
When fill valve is first opened to allow tank to vent,
some fresh water may drain out.
8. Open fill valve.
2
W
Inspect Water Tank
1. Inspect pipe fittings and valves
Leaks cannot
for leakage.
be stopped.
2. Inspect sight gage for breaks
Breaks or
or cracks.
cracks in
sight gage.
3. Inspect drain and fill
Threads
connectors for missing caps or
defective.
defective threads.
4-8
