TM 10-4610-239-10
TM 08580B-10/1
(3)
Run pump motor (37, fig. 2-4) to rinse chemical pumps. Ensure all control knobs (fig. 2-7) are set to
their maximum settings.
(4)
Disconnect all tubing from the chemical containers.
(5)
Allow pump to run for 5 to 10 seconds to empty water from chemical pumps.
(6)
Stop pump motor and empty chemical containers.
(7)
Drain all hoses.
(8)
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 (40, fig. 2-4) until all water is drained from both product water tanks.
(2)
Shut off distribution pump.
(3)
Roll up electrical cord onto holder on pump.
i.
Drain Backwash Water Tank and Backwash Pump:
CAUTION
Use the ELEMENT CLEANING SWITCH (23, fig. 2-47) to start the
backwash pump. Using the START BACKWASH SWITCH will cause the
unit to go into the automatic backwash cycle.
(1)
Start and run backwash pump using ELEMENT CLEANING SWITCH, until all water is drained from
brine water tank.
(2)
Close backwash water (brine water) tank shutoff valve (fig. 2-69).
(3)
Disconnect backwash suction hose at backwash pump.
(4)
Open draincock on bottom of backwash pump. Drain pump and back wash strainer.
(5)
Disconnect strainer and strap backwash strainer to frame of the pump.
(6)
Close draincock on pump.
(7)
Roll up electrical cord onto holder on pump.
j.
Drain Raw Water Pumps No. 1 and 2, and Distribution Pump:
(1)
Open pump vent valve (fig. 2-42).
(2)
Open pump drain valve (fig. 2-48).
(3)
Disconnect hoses, strainer and float.
2-90
