Error handling
52
11.10
Heat recovery too low
Calculate
new
Problem
solved
Efficiency
O.K.?
Check
Bypass position
(see error
bypass flap)
O.K.?
Check
temperature
measuring point
(directly at device
duct socket)
O.K.?
Check
temperature
sensor
O.K.?
Heat recovery
too low
Use other
sensor
No
Yes
WARNING!
Do not touch the board
for under 230 V power
supply live components!
!
No
Measure directly at
device duct socket
=
𝑡
𝑠𝑢
− 𝑡
𝑖𝑛
𝑡
𝑒𝑥𝑡
− 𝑡
𝑖𝑛
Check
calculation
formula
O.K.?
Yes
No
Yes
Repair bypass
(see error
bypass flap)
Check
heat exchanger
No
Check
airflow when fan
speed 2 supply/extract or
intake/exhaust
Warning! measure in channel/
tube directly after
ventilation device
O.K.?
No
Balance
the system
Yes
Yes
No
Yes
Содержание NOVUS 300
Страница 36: ...Replacement of the bypass motor 36 16 Mount all parts in reverse order 17 Re establish the mains connection ...
Страница 54: ...Appendix 54 Appendix Appendix 1 Circuit diagram NOVUS ...
Страница 55: ...Appendix 55 Appendix 2 Circuit diagram NOVUS with integrated defroster ...
Страница 56: ...Appendix 56 Appendix 3 Terminal scheme of through terminal X10 ...
Страница 57: ...Notes 57 Notes ...
