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KaCool D AF –
Comfortable feeling of well-being, thanks to AtmosFeel
3.25
Chilled water air conditioning system
Installation and operating instructions
IMPORTANT NOTE!
Check the unit for any dirt (packaging remains,
building dirt etc.) and remove if necessary. Then
vent the heat exchanger.
IMPORTANT NOTE!
Vent all other connecting lines on site.
Top up the water level if necessary.
Repeat this work depending on the type and
design of the hydraulic network on site.
7.2 Venting the heat exchanger
Open all (on-site) shut-off devices and valves.
Open the vent screw(s)
1
, any escaping water being drained
invisibly into the unit’s main condensation tray. Do NOT
open the lower vent screws (
2
both with 2- and also 4-pipe
units). They are not drained into the main condensation
tray!
Close the vent screw when no more air escapes (a fact that
should be checked by listening for noise).
7.3 Switching on
Switch on the mains voltage.
Start up the unit using the control unit connected.
Check the fan speeds by switching the stage selector.
Check the correct operation of the heating or cooling
valves by altering the room temperature setpoint. Take into
account the different response times depending on the
controller.
Add water to the condensation tray - the pump should
automatically switch on and off again.
Test the condensation alarm: add water until the externally
connected device (warning message, shut-off device) is
triggered.
Loud noises can occur with initial suction!
1
2
Summary of Contents for KaCool D AF
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