Hoshizaki F-450MAH(-C) Instruction Manual page 41

10) In bad or severe water conditions, clean the float switch as described below. Otherwise,
continue to step 11.
a. Remove the float switch from the reservoir cover.
b. Wipe down the float switch with the cleaning solution.
c. Rinse the float switch thoroughly with clean water.
d. Replace the float switch in its correct position.
11) Move the control switch to the "ICE" position, then move the power switch to the "ON"
position. Replace the panels in their correct positions. Turn on the power supply and
make ice using the solution until the icemaker stops making ice.
12) Turn off the power supply, then remove the front panel. Move the control switch to the
"DRAIN" position, then replace the front panel in its correct position.
13) Turn on the power supply and allow the water system to drain for 5 minutes.
14) Turn off the power supply, then remove the front panel. Move the control switch to the
"ICE" position, then replace the front panel in its correct position.
15) Open the icemaker water supply line shut-off valve, then turn on the power supply to
supply water to the reservoir.
16) After the gear motor starts, turn off the power supply. Remove the front panel, then move
the control switch to the "DRAIN" position. Replace the front panel in its correct position.
17) Turn on the power supply and allow the water system to drain for 5 minutes.
Note: If you do not sanitize the unit, go to step 14 in "III.B.5. Sanitizing
Procedure - Final."
18) Turn off the power supply, then close the icemaker water supply line shut-off valve.
3. Sanitizing Solution
Dilute 2.5 fl. oz. (74 ml or 5 tbs) of a 5.25% sodium hypochlorite solution (chlorine
bleach) with 5 gal. (19 l) of warm water. This is a minimum amount. Make more solution
if necessary. IMPORTANT! For safety and maximum effectiveness, use the solution
immediately after dilution.
4. Sanitizing Procedure - Initial
1) Make sure the power supply is off and the icemaker water supply line shut-off valve
is closed. Remove the front and top panels, then move the power switch to the "OFF"
position.
2) Remove the strap connecting the spout to the chute assembly, then remove the spout.
Remove the packing (F-450) or rubber O-ring and nylon ring (F-801 and larger) at the
top of the cylinder and also remove the chute bracket (F-1001 and smaller) or drip guide
(F-1500 and larger) and packing between the spout and chute.
3) Pour the sanitizing solution over the extruding head until the evaporator assembly and
the reservoir are full and the solution starts to overflow into the drain pan.
4) Remove the proximity switch from the chute assembly, then remove the chute assembly
from the icemaker.
5) Remove the packing at the bottom of the chute. Remove the 3 ties and the chute
insulation.
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