TM 3-4230-209-10
a. Fill the tank unit (1) with 400 gallons of water. See paragraph 2-17 for hose,
fuel, and electrical connections for heating water in tank. Heat the water to an
indicated temperature of 75F. After heating the water, place heater control
switch to PURGE ON. Continue circulating water for 3 minutes through the
heater with the heater control switch on PURGE ON.
b. Place the HEATER RECEPTACLE AND SWITCH on pump unit (2) to OFF and
then disconnect the electrical power cable (3) and cap the socket.
WARNING
If it is necessary to disconnect the hoses with the water temperature at
or above 100 F (38 0C), exercise extreme care to prevent scalding.
c. Either shut down the pump unit (2) or close VALVE NO. 1. Disconnect the water
hose (4) from the tank unit agitator pipe (6).
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