Connecting The Unit To The Central Heating And Heat Recovery System - Biddle HR 25 Manual

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I
NSTALLATION
2.4 Connecting the unit to the central heating and heat recovery sys-
tem
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Note:
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If the duct cross-section is too small, this may lead
to reduced capacity and/or noise nuisance.
Note:
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When adapting to different duct diameters, use
sufficient length in order to prevent turbulence.
Note:
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In order to prevent condensation, Biddle
recommends insulating the channel sections between
the HR unit and the fresh air.
See also:
2.13 "Switching on and checking operation" on page 29
2.4.1 Connecting the water-side control (accessory)
Only for models with water heating/cooling module:
The heating/cooling module can be fitted with a water-side
control to control the temperature of the water battery.
Caution:
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Biddle supplies suitable 2-way and 3-way valves as
accessories.
1. Connect the control valve and the drive to the heat
exchanger, in accordance with the diagram. In doing so, fol-
low the instructions given in the control valve manual.
Note:
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Ensure that the axis of the valve is in the correct
position when connecting the drive. See the control
valve manual.
H
EAT RECOVERY UNIT