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16
6
Low Voltage
(92Vac
± 5% or less)
“POWER OK” LED will turn off if voltage
protection operates.
The control voltage safeties automaticlly
reset when voltage is corrected.
7
High Voltage
(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
CAUTION
Dip switches are factory set. Failure to maintain factory settings may
adversely affect performance and warranty coverage.
a) Default Dip Switch Settings
The dip switch is factory-adjusted to the following positions:
Control
Board
Program Ver.
(Auxiliary Code)
S1 Dip
Switch No.
12345678910
P00013-02
2.5 or earlier
(V-0 or earlier)
KM-201BAH OFF OFF OFF OFF ON ON OFF ON OFF ON
KM-260BAH OFF OFF OFF OFF ON ON ON OFF OFF ON
KM-201BWH OFF OFF OFF OFF ON ON OFF ON ON OFF
KM-260BWH ON OFF OFF OFF ON ON ON OFF OFF ON
P01771-02
3.2
(V-1 or later)
KM-201BAH OFF OFF OFF OFF ON ON OFF ON OFF ON
KM-260BAH OFF OFF OFF OFF ON ON ON OFF OFF ON
KM-201BWH OFF OFF OFF OFF ON ON OFF ON ON OFF
KM-260BWH OFF OFF OFF OFF ON ON ON OFF ON OFF
Control Board
Program Ver.
(Auxiliary Code)
S2 Dip Switch No. 1 2 3 4 5 6
P00013-02
2.5 or earlier
(V-0 or earlier)
KM-201BAH ON OFF OFF OFF OFF ON
KM-260BAH ON OFF OFF OFF OFF ON
KM-201BWH ON OFF OFF OFF ON OFF
KM-260BWH ON OFF OFF OFF ON OFF
P01771-02
3.2
(V-1 or later)
KM-201BAH ON OFF OFF OFF OFF OFF
KM-260BAH ON OFF OFF OFF OFF OFF
KM-201BWH ON OFF OFF OFF OFF OFF
KM-260BWH ON OFF OFF OFF OFF OFF
Do not adjust the S2 dip switch. These must be left in the factory default position, or the
unit will not operate properly.