6 For Topvex with Access
control system from sw 4.
X
6.1 To set up the pre-heating function
Log in with service mode using password 0612.
Service
0612
Login
6.2 To activate the pre-heating function
Select Yes as Pre-heater in the list of available functions in
the Configuration > Functions > Function activation menu.
Configuration > Functions > Function activation
2023-11-20
Preheater Yes
6.3 To configure the pre-heater
Configure the preheater and its running mode in the Configu-
ration > Functions > Preheater menu.
Select When defrosting to maintain supply air temperature at
desired level only during by-pass defrosting (Pressure
monitoring).
Select Unit running if preheater is used to prevent icing in the
exchanger or to support section defrosting or heating ca-
pacity in very cold climates.
Configuration > Functions > Preheater
2023-11-20
Preheater function Preheater
Type of preheater
Electric
Preheater temperature sensor Preheater temperature
Start/Stop function When defrosting, Unit running
Type of feedback
Alarm
6
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