9 Electrical and control settings
Setting of DIP switches and RSW switches
TCGB0123 rev.2 - 10/2019
121
9
DHW 3-way valve forced ON (All models)
87
Mirror function (YUTAKI M)
87
! CAUTION
• Never turn all DSW4 dip switch pins ON. If this happens, the software of the unit will be removed.
• Never activate “Heater Forced OFF” and “Electric heater or boiler emergency mode” at the same time.
DSW5: Additional setting 3
In the cases where the outdoor unit is installed into a location where its own outdoor ambient temperature sensor can not
give a suitable temperature measurement to the system, it is available the 2nd outdoor ambient temperature sensor as
accessory. By means of DSW1&2 setting, the preferable sensor for each circuit can be selected.
Factory setting
Outdoor unit sensor for circuits 1 and 2.
Outdoor unit sensor for circuit 1; Auxiliary sensor for
circuit 2.
Auxiliary sensor for circuit 1; Outdoor unit sensor for
circuit 2.
Auxiliary sensor instead of outdoor unit sensor for
both circuits.
Use the maximum temperature value between Two3
(boiler / heater thermistor) and Two (water outlet
thermistor) for water control
DSW6: Not used
Factory setting
(Do not change)
DSW7: Additional setting 4
Factory setting
Compatibility with ATW-RTU-04 (When cooling mode
operation is needed)
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