50
4. Removal and Replacement of Pump Motor
1) Turn off the power supply.
) Remove the panels.
3) Drain the water tank by removing the
insulation panel, front frame and suction
hose. (See Fig. 3.)
4) Disconnect the pump suction and
discharge hoses.
5) Unplug the water pump connector.
6) Remove the screws and pump motor
bracket.
7) Remove the pump housing and check the impeller.
8) If the impeller is defective, install a new impeller.
9) Install the new motor or new parts, and replace the removed parts in the reverse order
of which they were removed.
10) Turn on the power supply and check for leaks.
11) Replace the panels in their correct positions.
5. Removal and Replacement of Fill and Harvest Water Valve
1) Turn off the power supply.
) Close the water supply line shut-off valve.
3) Open the water supply line drain valve and let the water supply line drain.
4) Remove the panels.
5) Remove the valve outlet tubing and fitting nut.
6) Disconnect the terminals from the water valve.
7) Remove the bracket and water valve from the unit.
8) Install the new water valve and replace the removed parts in the reverse order of which
they were removed.
9) Close the water supply line drain valve.
10) Open the water supply line shut-off valve.
11) Turn on the power supply and check for leaks.
1) Replace the panels in their correct positions.
Fig. 3
Thumbscrew
Front Frame
Suction Hose
