Zehnder Rittling Svea eAir, Инструкция по эксплуатации и техническому обслуживанию, Страница: 19 / 28

19
Operating and maintenance instructions for the ventilation unit
If the heat exchanger has stopped rotating, the reason
for it may be a broken drive belt. Check the condition of
the belt from the round opening at the front of the heat
exchanger.
Replacing heat exchanger belt
Visit the HelpCenter on our webpage www.enervent.
com for videos showing the maintenance tasks.
TIP
To replace:
Turn off the ventilation unit by switching off the
main power supply, by removing the fuse or by
disconnecting the wall plug.
DANGER
1. Detach the bayonet connector from the socket.
2. Remove the heat exchanger from the unit carefully.
3. Unscrew the six screws on the heat exchanger
maintenance hatch lid at the front side of the heat
exchanger.
6. Inspect the belt wheel to make sure it is undamaged,
in its place and rotating properly.
7. Clean the heat exchanger and the belt wheel.
•
Use degreaser with a soft, lint-free cloth.
•
Rotate the heat exchanger to make sure everything
gets cleaned.
•
Make sure that the heat exchanger is rotating freely,
without excessive force. You should be able to rotate
the heat exchanger with only one finger.
4. Open the maintenance hatch with the help of a flat
tool.
•
Use for example a Stanley knife.
5. Pull off the broken heat exchanger belt.
8. Loosen the U-beam on one side of the heat
exchanger by removing the screws under the
U-beam rubber gasket.
9. Unscrew the hexagonal screw of the shaft in the
middle of the U-beam and remove the beam.