Hoshizaki STACKABLE CRESCENT CUBER KM-1800SAH/3 - Manual (Page 28)

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1. Cleaning Procedure
1) Dilute approximately 38 fl. oz. of recommended cleaner Hoshizaki "Scale Away" or
"LIME-A-WAY," (Economics Laboratory, Inc.) with 7 gal. of water.
) Remove all ice from the evaporator and the storage bin.
Note: To remove cubes on the evaporator, turn off the power supply and turn it on
after 3 minutes. The defrost cycle starts and the cubes will be removed from the
evaporator.
3) Turn off the power supply.
4) Remove the front panel, and then remove the insulation panel by first removing the
thumbscrew, lifting up the panel slightly and pulling it towards you.
5) Remove the cap located on the front bottom part of the ice dropping hole. Drain the
water tank. See Fig. 15.
6) Replace the cap in its correct position. Be careful not to cross thread it.
7) In bad or severe water conditions, clean the float switch assembly as described below.
Otherwise, continue to step 8.
a. Remove the float switch assembly from the mounting bracket and remove the
rubber boot from the bottom of the assembly.
b. Remove the retainer rod from the bottom of the float switch assembly, then remove
the float. Be careful not to bend the retainer rod excessively when removing it.
c. Wipe down the float switch assembly's housing, shaft, float, and retainer rod with
cleaning solution. Wipe the inside of the rubber boot with cleaning solution.
d. Reassemble the float switch assembly and replace it and the rubber boot in their
correct positions.
8) Pour the cleaning solution into the water tank.
9) Fully open the cleaning valve on the left side wall of the machine compartment.
10) Move the control switch on the control box to the "WASH" position
11) Replace the insulation panel and the front panel in their correct positions.
1) Turn on the power supply, and start the washing process.
13) Turn off the power supply after 30 minutes.
14) Remove the front panel and the insulation panel.
15) Remove the cap located on the front bottom part of the ice dropping hole. Drain the
water tank. Replace the cap and the insulation panel in their correct positions.
16) Move the control switch to the "ICE" position.
17) Close the cleaning valve.
18) Replace the front panel in its correct position.
19) Turn on the power supply to fill the water tank with water.
0) Turn off the power supply after 3 minutes.
1) Remove the front panel, and fully open the cleaning valve.
) Move the control switch to the "WASH" position.
3) Replace the front panel in its correct position.