Hoshizaki KM-1301SWH/3 Instruction Manual page 41

6) Replace the drain plug 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. Disconnect the vent tube and the flush tube from the top of the float switch, then
remove the float switch assembly. Remove the rubber boot from the bottom of the
assembly.
b. Remove the retainer rod from the bottom of the float switch housing, then remove
the float. Be careful not to bend the retainer rod excessively when removing it.
c. Wipe down the float switch housing, shaft, float, and retainer rod with cleaning
solution. Clean the inside of the rubber boot and hose with cleaning solution. Rinse
the parts thoroughly with clean water.
d. Reassemble the float switch assembly and replace it and the rubber boot in their
correct positions. Reconnect the vent tube and the flush tube.
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 to the "WASH" position.
11) Replace the insulation panel and the front panel in their correct positions.
12) Turn on the power supply to 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 drain plug. Allow the water tank to drain. Replace the drain plug and the
insulation panel in their correct positions.
16) Move the control switch to the "ICE" position.
17) Close the cleaning valve.
Note: The icemaker will not operate unless the cleaning valve is completely closed.
18) Replace the front panel in its correct position.
19) Turn on the power supply to fill the water tank with water.
20) Turn off the power supply after 3 minutes.
21) Remove the front panel and fully open the cleaning valve.
22) Move the control switch to the "WASH" position.
23) Replace the front panel in its correct position.
24) Turn on the power supply to rinse off the cleaning solution.
25) Turn off the power supply after 5 minutes.
26) Remove the front panel and the insulation panel.
27) Remove the drain plug. Allow the water tank to drain. Replace the drain plug and the
insulation panel in their correct positions.
Note: Do not replace the insulation panel when you proceed to "2. Sanitizing
Procedure."
28) Repeat steps 16 through 27 three more times to rinse thoroughly.
Note: If you do not sanitize the icemaker, go to step 9 in "2. Sanitizing Procedure."
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