Switching test
A switching test can be used to check the following unit or accessory components.
- Supply air / outside air fan
- Exhaust air / outgoing air fan
- Bypass shutter
- Heat register (on main board)
- Switching contact Basic circuit board (main board)
- Brine circulation pump (with ZP 1)
- Zone shutter, zone 1 and 2 (with ZP 1)
- 3-way air shutter (with ZP 1)
- Supplementary heating relay (with ZP 1)