Installation and Operation Instructions
WARNING
WARNING
MiniVent M1/100/120 N / C
8.1
Fault causes
The safety instructions in chapter 1.2 must be observed!
Error/fault
Causes
Fan does not start
– No voltage
– Impeller blocked
– Motor blocked
Fuse blows
– Short-circuited coil in motor
– Supply line/connection damaged
– Connected incorrectly
Vibrations
– Contamination
– Mounting-related resonance
Abnormal noises
– Grinding impeller
– Bearing damage
– Mechanical damage
Fan does not per-
– Insufficient air supply
form (speed)
– Incorrect voltage
– Bearing damage
– Contamination
– Insufficient backflow
8.2
Standstill and disposal
The safety instructions in chapter 1.2 must be observed!
Parts and components of the fan, whose service life has expired, e.g. due to wear and tear, corrosion, mechani -
cal load, fatigue and/or other effects that cannot be directly discerned, must be disposed of expertly and properly af
ter disassembly in accordance with the national and international laws and regulations. ~The same also applies to
auxiliary materials in use. Such as oils and greases or other substances. The intended and unintended further use of
worn parts, e.g. impellers, rolling bearings, filters, etc. can result in danger to persons, the environment as well as
machines and systems. The corresponding operator guidelines applicable on-site must be observed and used.
Troubleshooting
Check mains voltage
Check connection according to circuit diagram
Clear blockade, clean, replace impeller if neces.
Contact Helios customer services
Contact Helios customer services
Replace parts, replace motor if necessary
(Contact Helios customer services)
Check connection, change
Clean
Check/repair mounting
Clean impeller, replace if necessary
Contact Helios customer services
Carry out maintenance
Check/clear inflow and outflow
Check/change connection
Contact Helios customer services
Clean
Enlarge backflow openings
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