TM 10--4610-240-10
TM 08580C-10/1
T.O. 40W4-13-21
(8) Drain all hoses.
(9) Ensure chemical containers are secure in rack and rack is secured inside ROWPU frame or on trailer.
h. Drain Product Water Tanks and Pump:
(1) Start and run distribution pump (41, figure 2-4) until all water is drained from both product water tanks.
(2) Shut off distribution pump. Set DISTRIBUTION PUMP circuit breaker CB-5 to off (down). Disconnect
power cord from DISTRIBUTION PUMP connector (J-5).
(3) Roll up electrical cord onto pump frame.
(4) Disconnect and roll up water hoses.
i. Drain Brine Water Tank and Backwash Pump:
CAUTION
Use the ELEMENT CLEANING SWITCH (24, figure 2-4) to start the backwash pump. Using the
START BACKWASH SWITCH will cause the unit to go into the automatic backwash cycle.
(1) Disconnect backwash water hose from control panel. Secure hose away from unit.
(2) Start and run backwash pump using ELEMENT CLEANING SWITCH, until all water is drained from brine
water tank. Turn off backwash pump.
(3) Close backwash water (brine water) and tank shutof valve (figure 2-66).
f
(4) Disconnect backwash suction hose at backwash pump.
(5) Open draincock on bottom of backwash pump. Drain pump and backwash strainer.
(6) Disconnect backwash discharge hose from backwash strainer.
(7) Cap and disconnect strainer. Strap backwash strainer to frame of the pump.
(8) Close draincock on bottom of backwash pump.
(9) Set BACKWASH circuit breaker CB-2 to off (down). Disconnect electrical cord from BACKWASH PUMP
connector J-2. Roll cord onto pump frame.
j. Drain Raw Water Pumps No. 1 and 2:
(1) Set RAW WATER PUMP NO. 1 CB3 and RAW WATER PUMP NO. 2 CB4 circuit breakers to off (down).
(2) Open vent valves on raw water pumps No.1 and 2.
(3) Open pump drain valve on raw water pumps No. 1 and 2.
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