Hoshizaki STACKABLE CRESCENT CUBER KM-2100SWH3 - Manual (Page 31)

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8) Blow the icemaker water supply line out using the compressed air or carbon dioxide
supply.
9) Close the icemaker water supply line drain valve.
2. Drain the water tank:
1) Turn off the power supply, then remove the front panel.
2) Move the control switch to the "OFF" position.
3) Remove the insulation panel, then remove the drain plug located on the lower front part
of the ice chute. See Fig. 19. Allow the water tank to drain.
4) After the water tank has drained, replace the drain plug and the insulation panel in their
correct positions. Be careful not to cross thread the drain plug.
5) Replace the front panel in its correct position.
6) Remove all ice from the storage bin. Clean the storage bin liner using a neutral cleaner.
Rinse thoroughly after cleaning.
3. On water-cooled model, remove the water from the water-cooled condenser:
1) Make sure the power supply is off, then remove the front panel and right side panel.
2) Close the condenser water supply line shut-off valve. If connected to a closed loop
system, also close the condenser return line shut-off valve.
3) Open the condenser water supply line drain valve. If connected to a closed loop
system, also open the condenser return line drain valve.
4) Attach a compressed air or carbon dioxide supply to the condenser water supply line
drain valve.
5) Open the water regulating valve by using a screwdriver to pry up on the spring retainer
underneath the spring. While holding the valve open, blow out the condenser using the
compressed air or carbon dioxide supply until water stops coming out.
6) Close the drain valve(s).
7) Replace the right side panel and front panel in their correct positions.