Hoshizaki Ice Machine KM-340MAH, MWH KM-515MAH, MWH, MRH KM-600MAH KM-650MAH, MWH, MRH KM-901MAH, MWH, MRH/3: Cleaning and Sanitizing Checklist

Cleaning Prep:

• 1. Remove the Front Panel, move the control switch to OFF. After 3 min., move the switch to ICE, then replace the panel.

• 2. After 3 min., remove the Front Panel, move the switch to OFF.

• 3. Remove all ice from the ice storage bin and/or dispenser.

• 4. Remove the Base Cover, disconnect the Pump Tubing. After the water tank has drained, reconnect Pump Tubing. Do not replace the base cover at this time.

• 5. Refill water tank by moving the control switch to ICE, replace the Front Panel. After 3 minutes, remove the Front Panel, then move the control switch to OFF.

• 6. Remove the Front Insulation Panel. Pour 14 fl.oz (414 ml) of Hoshizaki Scale Away into the water tank. Replace the Front Insulation Panel. Turn the cleaning valve left until completely vertical (open).

• 7. Move the control switch to WASH, replace Front Panel.

• 8. After 30 minutes, remove Front Panel, then move the control switch to OFF. NOTICE! DO NOT leave the control switch on WASH for extended periods when water tank is empty. It will damage water pump seals.

• 9. Remove the Pump Tubing. Clean all items (See Step 10). Once water tank has drained, replace and reconnect all the items.

• 10. In bad water conditions, a more thorough cleaning may be required. Turn off power supply, clean all items in a solution of 5 oz. of Scale Away per gallon of warm water. Rinse and replace the cube guides, float switch, water supply tubes, spray tubes and spray guides. Turn on power supply. Otherwise, continue to Step ༘.

Cleaning Rinse:

• 11. Turn the cleaning valve to the right until completely horizontal (closed). Move the control switch to ICE, replace Front Panel. After 3 minutes, remove the Front Panel, move switch to OFF. NOTICE! ICE MACHINE WILL NOT WORK, unless valve is completely closed.

• 12. Turn the cleaning valve to the left until completely vertical (open). Move the control switch to WASH, replace the Front Panel. After 5 minutes, remove the Front Panel, switch to OFF.

• 13. Disconnect the Pump Tubing. After the water tank has drained, reconnect Pump Tubing. Continue to Sanitation – Step ༛ on front...

Step 14: Sanitizing

• Fill the water tank

• CLOSE the cleaning valve

• Move control switch to ICE, replace the front panel

• After 3 minutes, remove the front panel

• Move control switch to OFF

Step 15: Sanitizing

• Remove the front insulation panel

• Pour .78 fl. oz (23 ml) of chlorine bleach* into the water tank

• Replace the front insulation panel

• OPEN the cleaning valve

Step 16: Sanitizing

• Wait 1 minute to avoid excessive foaming

• Move control switch to WASH, replace the front panel

Step 17: Sanitizing

• After 45 minutes, remove the front panel

• Move control switch to OFF

Step 18: Sanitizing

• Disconnect the pump tubing

• After the water tank has drained, reconnect the pump tubing

RINSE 1 (19): (Steps 19-21)

• CLOSE cleaning valve

• Move control switch to ICE, replace the front panel

• After 3 minutes, remove the front panel

• Move control switch to OFF

RINSE 1 (20): (Steps 19-21)

• OPEN cleaning valve

• Move control switch to WASH, replace the front panel

• After 5 minutes, remove the front panel

• Move control switch to OFF

RINSE 1 (21): (Steps 19-21)

• Disconnect the pump tubing

• After the water tank has drained, reconnect the pump tubing

RINSE 2 & 3 (22): (Steps 22-28)

• Repeat 2x (Steps 19–21) for complete ice/food safety

• Clean the dispenser / storage bin liner with a neutral cleaner (dish soap)

• Rinse thoroughly

Step 29: RINSE 2 & 3

• CLOSE cleaning valve

• Move control switch to ICE, replace front panel

Step 30: RINSE 2 & 3

• Replace all panels in their correct positions