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 TM 55-1925-273-10-1
0067 00
HOT POTABLE WATER SYSTEM
1.
Align the hot potable water system to allow # 1 and #2 hot water heaters to be fed from the cold potable water
system and to feed the hot potable water distribution lines including the hot water recirculating pump by
opening valves PW-78, PW-79, PW-80, PW-81, PW-82, PW-43 and PW-44. All other valves serving various
components and spaces shall be opened as required.
2.
With hot water heaters at the proper operating level, energize heaters by closing circuit breakers on main
switchboard in EOS.
3.
Ensure power is available to the hot potable water recirc pump motor controller circuit breaker PP4-4P-E(1)
and start pump by depressing start button.
4.
To secure system, depress stop button on the hot potable water motor controller and open circuit breakers
feeding the hot water heaters.
Placard 6. Hot Potable Water System
0067 00-11
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