Maintenance And Troubleshooting - DALAP DORN Gebrauchsanweisung

EN
For more information about installation on flat and sloping roofs please check the installation schemes at the beginning
of the manual:
PIC 1 – Flat roof installation
PIC 2 – Sloping roof installation
PIC 3 – Installation at wide and long ventilation ducts.
PIC 4 – Installation at narrow and long ventilation ducts.
Maintenance consists in cleaning and brushing dust and small dirt particles off the device and bearings replacement (if
needed).
Malfunction
The device fails operating (fully
or partially).
ATTENTION! Operation failure due to weather conditions (partial or complete absence of wind force) is not recognized
as a malfunction.
MOUNTING
MAINTENANCE AND TROUBLE-SHOOTING
Cause
Icing of the device.
The bearings become jammed.
Mechanical damage (including
foreign objects intrusion).
Dismount the device and melt the
icing down. Dry the device out
before installing it back.
Replace the bearings.
Study the device. In case of a foreign
objects inside carefully remove them
trying to avoid deformation of the
device.
4
Solution