Hoshizaki KMD-270AWA Service Manual page 19

f) Freeze Timer (S1 dip switch 9 & 10)
The freeze timer setting determines the maximum allowed freeze time to prevent possible
freeze-up issues. Upon termination of freeze timer, machine initiates the harvest cycle. After
2 consecutive timer terminations, machine will shut down, possibly indicating a problem.
The freeze timer is factory adjusted, and no adjustment is required.
g) Pump-Out Pump Motor Delay (S2 dip switch 1)
The pump-out pump motor delay determines whether or not the pump motor de-energizes
for 2 seconds before restarting at the beginning of a drain cycle.
The pump-out pump motor delay is factory adjusted and no adjustment is required.
S2 Dip Switch Setting
No. 1
OFF
ON
h) Harvest Promotion Control (S2 dip switch 2)
Do not adjust. This must be left in the factory default position or the unit will not operate
properly.
It is activated on the KMD-270 series.
When activated, this control promotes harvest of ice on the evaporator that is hard to
remove. If the harvest cycle exceeds 6 minutes, the pump motor starts to operate for a
maximum of 3 minutes.
S2 Dip Switch Setting
No. 2
OFF
ON
i) Refill Counter (S2 dip switch 3)
Do not adjust. This must be left in the factory default position or the unit will not operate
properly. The KMD-270AA and KMD-270AWA refill 1 time.
Time
(50/60Hz)
(minutes)
60/60
60/50
80/50
100/70
120/100
Delay
(seconds)
0
2
Harvest Promotion
Control
Activated
Deactivated
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