Hoshizaki KM-280MAH-E, Service Manual

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e) Freeze Timer
CAUTION
Adjust to proper specification, or the unit may not operate correctly.
The freeze timer is factory adjusted and no adjustment is required. This setting
determines the maximum allowed freeze time to prevent possible freeze-up issues.
No. 9 No. 10
OFF OFF 60
OFF ON 50
ON OFF 70
ON ON 75
Dip Switch Setting Time
(minutes)
c) Drain Timer
The drain timer is factory-adjusted and no adjustment is required.
T1: Time to drain the water tank
T2: Time to restrain defrost completion
d) Drain Counter
CAUTION
Do not adjust the drain counter, or the evaporator may freeze up.
The drain counter is factory-adjusted to drain the water tank every 10 cycles, and no
adjustment is required. However, where water quality is bad and the icemaker needs a
pump drain more often, the drain counter can be adjusted as shown in the table below.
No. 3 No. 4
T1
T2
OFF OFF 10 150
ON OFF 10 180
OFF ON 10 120
ON ON 20 180
Dip Switch Setting
Time (seconds)
No. 5 No. 6
OFF OFF every cycle
ON OFF every 2 cycles
OFF ON every 5 cycles
ON ON every 10 cycles
Dip Switch Setting
Frequency