Quick Reference Guide - Page 19
Setting DIP Switches on the Board
in the Hydro Unit
• Detach the front cover and the electric parts box cover of
the Hydro Unit.
• Set the DIP switches on the main board.
Switch mode
SW10
Description
Default setting
Alternate
1
Internal pump P1 operating
mode
Continuous operation
OFF
ON HP synchronized
3
External P2 pump operation
Continuous operation
OFF
ON
Interlocked with the
internal pump
synchronized with P1.
Switch mode
SW11
Description
Default setting
Alternate
1
Internal backup heater
operation
Operate
OFF
ON Not operate
2
Hot water cylinder heater
operation
Operate
OFF
ON Not operate
3
Booster heater operation
Operate
OFF
ON Not operate
Switch mode
SW12
Description
Default setting
Alternate
1
Hot water supply operation
Valid
OFF
ON Invalid
2
Zone 1 operation
Valid
OFF
ON Invalid
3
Zone 2 operation
Invalid
OFF
ON Valid
Switch mode
SW13
Description
Default setting
Alternate
1
Type of motorized 3-way valve
• 2-wire spring return type
• 3-wire SPST type
OFF
ON 3-wire SPDT type
2
Interlocking with boiler
Invalid
OFF
ON Valid
3
Auto restart for power failure
Auto restart
OFF
ON Manual restart
Switch mode
SW02
Description
Default setting
Alternate
4
Room thermostat
Invalid
OFF
ON Valid
Summary of Contents for ESTIA A09-01P
Page 1: ...FILE NO A09 01P Quick reference AIR TO WATER HEAT PUMP ...
Page 8: ...Quick Reference Guide Page 8 Outdoor Unit HWS 802H E HWS 1102H E 1402H E ...
Page 12: ...Quick Reference Guide Page 12 Electrical Connections E Box layout Terminal Block Connections ...
Page 13: ...Quick Reference Guide Page 13 Power Lines Schematic Control Lines Schematic ...