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 TM 55-1905-220-14-9
4-67. HOT WATER HEATER - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARK
REPAIR (Cont)
f. Hot water 1. Remove thermometer
Replace if de-
outlet
(22).
fective.
and ther-
mometer 2. Disconnect piping
(23).
3. Replace hot water out- 3/4 brass pipe.
let (24).
4. Reconnect piping (23).
5. Install thermometer
(22).
WARNING
To prevent shock and possible injury, tag and
place disconnect switch in the OFF position.
Make sure the cold water valve is shut off,
failure to do so can result in severe scalding.
NOTE
In order to repair the cold water inlet and the
drain, the hot water heater must be drained.
g. Cold
1. Turn cold water
water
supply valve clockwise
inlet
to shut off water
supply.
2. Place ON-OFF safety
switch (1) in the OFF
position.
3. Attach hose to drain
(2).
4. Open relief valve (3).
Allow air to
enter tank (4).
4-1450
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