Hoshizaki KM-1301SAH/3 User Manual download pdf (Page 55)

8) Reconnect the black oat switch connector to the control board BLACK K5 connector,

then replace the control box cover in its correct position.

9) Move the control switch to the "ICE" position. Replace the insulation panel and the

front panel in their correct positions, then turn on the power supply. After 1 minute, the

1-minute ll cycle should end and the initial harvest cycle should begin. If the initial

harvest cycle begins, the oat switch is good and the check is complete. If the initial

harvest cycle does not begin, continue to step 10.

10) Turn off the power supply.

11) Remove the front panel.

1) Move the control switch to the "OFF" position.

13) Remove the control box cover.

14) Disconnect the black oat switch connector from the control board BLACK

K5 connector.

15) Check for continuity across the oat switch leads. With the water tank full, the oat

switch should be closed. If the oat switch is closed and the icemaker will not switch

from the 1-minute ll cycle to the initial harvest cycle, replace the control board.

If open, conrm that the water tank is full. If the tank is not full, check the water supply,

water lters, and inlet water valve. If the tank is full, follow the steps in "IV.D.. Float

Switch Cleaning." After cleaning the oat switch, check it again. Replace if necessary.

2. Float Switch Cleaning

Depending on local water conditions, scale may build up on the oat switch. Scale on the

switch can cause the oat to stick. In this case, the oat switch should be cleaned.

1) Turn off the power supply.

) Remove the front panel and move the control switch to the "OFF" position.

3) Remove the insulation panel, then remove the cap located on the front bottom part of

the ice dropping hole. Drain the water tank.

4) Replace the cap in its correct position. Be

careful not to cross thread it.

5) Disconnect the vent tube and the ush

tube from the top of the oat switch, then

remove the oat switch assembly from the

mounting bracket and remove the rubber

boot from the bottom of the oat switch

assembly. See Fig. 1.

6) Remove the retainer rod from the bottom of

the oat switch assembly, then remove the

oat. Be careful not to bend the retainer

rod excessively when removing it.

Float

Float Switch

Housing

Rubber Boot

and Hose

Retainer Rod

Flush

Vent

Shaft

Fig. 1

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 83 84

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Hoshizaki KM-1301SAH/3 User Manual Page 55

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