N16/24/27/29/40
6
Maintenance
WARNING! Risk of personal injury
•
Always disconnect the fan motor from mains with the isolator before starting any
main-tenance or repair work.
•
Always use a breathing mask when repairing and servicing the system.
WARNING!
Risk of personal injuries.
Always use a respirator when repairing and servicing the system
Installation, repair and maintenance work is to be carried out by qualified personnel
using only original Nederman spare parts. Contact your nearest authorized
distributor or Nederman for advice on technical service.
NOTE!
S
ervice intervals are based on the unit being professionally
maintained.
Maintenance is recommended at least once a year.
•
Listen for noise and touch the fan casings with the hand and notice if the fan
vibrates in an abnormal way. If necessary, disconnect the fan from
power
,
dismount the
fan and clean the impeller (not possible on N29 fan).
(wear
a
respirator)
•
Check the fan’s suction capacity. On 3-phase fans, check that the motor shaft
rotates in the right direction. Check that the ducts are not blocked. Clean if
necessary
(
wear
a
respirator
).
•
Check the electrical ins
tallation.
•
Check that the
power
cable is not worn or damaged.
•
If the fan has been mounted on a wall or in the ceiling, check the fittings.
•
Check and tighten any loose duct connections.
•
Check that the guard nets are in position.
6.1 Spare Parts
7
Recycling
The product has been designed for component materials to be recycled. Different
material types must be handled according to relevant local regulations. Contact the
distributor or Nederman if uncertainties arise when scrapping the product at the end of
its service life.
Nederman Customer Service & Technical Support
techsupport.us@nederman.com
+1 (336) 821-0800
13
CAUTION! Risk of equipment damage
Use only Nederman original spare parts and accessories.
Contact your nearest authorized distributor or Nederman for advice on technical service
or if you require help with spare parts. See also www.nederman.com.
Ordering Spare Part
s
When ordering spare parts always state the following:
• The part number and control number (see the product identification plate).
• Detail number and name of the spare part
(see www.nederman.com/en/service/spare-part-search).
• Quantity of the parts required.
