34
ELECTRICAL AND CONTROL SETTINGS
10.5 SETTING OF DIP SWITCHES ON PCB1
selection.
malfunction might occur if changed.
then set the position of dip switches. If the switches are set without
(1) DSW1: Unit model setting
No setting is required.
(2) DSW2: Unit capacity setting
No setting is required.
044(2.0 HP) 060(2.5 HP) 080(3.0 HP)
(3) DSW3: Additional setting
(4) DSW4: Additional setting
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Setting before shipment
7 8
Water pump forced ON
7 8
Auxiliary electric heater
forced OFF
7 8
ON: Anti-freezing enabled
OFF: Anti-freezing disabled
7
8
Manual emergency setting
ON: Manual emergency enabled
OFF: Manual emergency disabled
7 8
DHW electric heater allowance setting
ON: DHW electric heater cancel forced OFF
OFF: DHW electric heater forced OFF
7
8
DHW 3-way valve forced ON
7 8
Start air purge
7 8
Water pump mode when Thermo OFF
ON: Operate periodically
OFF: Operate constantly
7
8
(5) DSW5: Additional setting
(6) DSW6: Fuse reset
(7) DSW7: Not used
(8) DSW8: Refrigeration system No. setting
Setting is required.
Use binary encoding method. Before shipment are all OFF.
Setting before shipment
ON: WP3 operates in space cooling mode.
ON: Cancel 75/78 alarm (Water pump abnormalities)
Setting before shipment
Setting before shipment
(9) DSW9: Indoor unit No. setting.
No setting is required.
Max No.63 are available to set when all the equipment are
connected to corresponding Central Control System.
Ex: Set refrigeration system No. as 8.
Setting before shipment
ON: Cancel Alarm of Thermistor Tow2
Integra
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