Itho Daalderop 53-00350, Руководство пользователя

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13
6. Faults
Warning!
The user/consumer must not open the device!
The fan does not run any more
Cause Solution
a) The main switch is in the OFF position. ● Set the main switch to On.
b) The fan is not (properly) electric
connected.
● Connect the fan correctly electrically.
c) The fan is jammed due to extreme contamination. ● Clean the fan. Internal cleaning
may only be carried out by a
The work must be done by a recognised
installer.
d) The fan is defective. ● Replace the entire fan.
The fan makes (too) much noise
Cause Solution
a) The fan is not properly mounted. ● Mount the fan correctly (with the
supplied with dowels and screws).
b) The drain has a lot of resistance.
●
Clean the duct. Internal cleaning
may only be carried out by a
The work must be done by a recognised
installer.
c) The fan is running.
●
Clean the fan. Internal cleaning
may only be carried out by a
The work must be done by a recognised
installer.
d) The fan is jammed due to deformation of the
housing. The ring in which the non-return valve
mounted is taken off
●
Replace the attachment ring on the
round housing part. The non-return
valves
may be removed.
e) The fan is defective. ● Replace the entire fan.
The fan does not discharge enough air
Cause Solution
a) The installation has too much resistance (dirt,
long, curved, flexible duct, external wall grille
is closed, etc.).
● Remove the resistors from the fan.
Internal cleaning may only be
performed by a recognised installer
be done.
b) There is insufficient air supply in the room. ● Make sure that sufficient air can be
supplied, for example at least 3 cm
under the door.