Airwell AW-WHPMA08-91 Installatie en installatie - Pagina 6
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DIP Switch Settings
There are 3 sets of dip switch located on the unit's main PCB, these are S1, S2, S3 these control certain function of the
unit, so must be set accordingly to allow correct operation.
S1 Dip Switch's control the IBH if fitted in the unit.
S2 Dip Switch's control the Internal Pump.
S4 Dip Switched are for multiple unit setups.
S1
S2
S3
S1 Dip switch 1/2 should be set to OFF/OFF, this will deactivate the IBH (internal back up heater is not fitted to the
Airwell unit as standard)
S1 Dip switch 3/4 should be set to
OFF/OFF,
this will deactivate the IBH and AHS (additional heat Source) if fitted set to
OFF/ON
S2 Dip switch 1 should be
OFF
S2 Dip switch 2 should be set to
OFF
if the immersion heater is connected to the unit. If the Immersion heater is
independent from the heat pump this must be set ON, failure to do so will lead to faults.
S2 Dip switch 3/4 should be set according to the pump installed in the unit.
S4 Dip switch 1/2/3/4 all off as Default.
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