[C] Controls And Adjustments - Hoshizaki KM-61BAH Service Manual

Low Voltage
6
(92Vac ± 5% or less)
High Voltage
7
(147Vac ± 5% or more)
Legend: Comp–compressor; DV–drain valve; FMS–self-contained fan motor; HGV–hot
gas valve; PM–pump motor; TXV–thermostatic expansion valve; WRV–water
regulating valve; WV–inlet water valve

[c] CONTROLS AND ADJUSTMENTS

a) Default Dip Switch Settings
The dip switch is factory-adjusted to the following positions:
S1 Dip Switch No.
KM-61BAH
KM-151BAH
KM-101BAH
KM-151BWH
If the S2 dip switch is mounted on the control board, all should be left in the "OFF"
position.
b) Harvest Timer (S1 dip switch 1 & 2)
The harvest timer starts counting when the thermistor reads 48°F (9°C) at the
evaporator outlet.
No adjustment is required under normal use, as the harvest timer is adjusted to the
suitable position. However, a setting longer than the factory setting may be advised in
cases where the fl ush provided at harvest needs to be prolonged for extra cleaning.
Before changing this setting, call the HOSHIZAKI Technical Support Department at
1 2 3
OFF OFF ON
ON OFF ON
OFF OFF ON
S1 Dip Switch
"POWER OK" LED will turn off if voltage
protection operates.
The control voltage safeties automaticlly
reset when voltage is corrected.
4 5 6
ON ON ON
ON ON ON
ON ON ON
Freeze Timer (9 & 10)
Water Saver Timer (7 & 8)
Drain Frequency Control (5 & 6)
Drain Timer (3 & 4)
Harvest Timer (1 & 2)
Fig. 1
16
7 8 9
OFF ON OFF
OFF ON OFF
OFF ON ON
10
ON
ON
OFF