Servicing And Maintenance; Filter Replacement; Cleaning; Spare Parts - Helios ALB EC 125 EH Notice De Montage Et D'utilisation

Installation and Operating Instructions
EN
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ATTENTION
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ALB EC WW
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WARNING
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WARNING
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WARNING
Fresh Air Boxes – ALB EC
7 .0

Servicing and maintenance

The unit must be isolated from the mains power supply and secure against being switched on again before all
cleaning, maintenance and installation work or before opening the terminal compartment!
Excessive deposits of dirt, dust, grease, etc. on the impeller, motor, protection guard and, above all, between the
housing and the impeller, are not permitted, as these can lead to an unbalance in the impeller, overheating of the motor
or the blocking of the impeller. In such cases, the unit must be cleaned.
If the fan has an important supply function, regular performance-related maintenance is necessary. In cases of longer
periods of standstill, maintenance must be carried out when the unit is restarted.
The following should be checked:
– Secure mounting of the ALB on subsurface / on the system  Replace in case of doubt
– Dirt deposits Remove, see Cleaning Chapter 7.2
– Mechanical damage Decommission unit, replace damaged parts
– Tightness of screw connections, particularly impeller mounting. Do not loosen screws in the process!
– Casing surface coating (Casing/impeller surface coating)  Repair
– Free movement of the impeller  clean or replace fan, if necessary
– Bearing noises  Replace fan
– Vibrations  See Error description Chapter 7.5
– Power consumption according to type plate  See Error description Chapter 7.5
– Filter contamination
– Free movement of the check valve
7 .1

Filter replacement

If a filter warning is displayed on the controller, the air filter in the supply air fan must be replaced.
7 .2

Cleaning

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WARNING!
An insulation fault may result in electric shock!
Before cleaning, isolate the fan from the mains power supply and protect against being switching on again!
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WARNING!
The rotating impeller can sever or trap your fingers/arms!
Before cleaning, isolate the fan from the mains power supply and protect against being switching on again!
– Clean fan flow area, impeller, struts and motor.
– Do not use aggressive cleaning agents that could damage the paintwork!
– High pressure cleaners or water jets are not permitted!
7 .3

Spare parts

Only original Helios spare parts are to be used. All repairs may only be carried out by authorised specialist personnel/
companies.
7 .4

Standstill and disposal

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WARNING!
When dismantling, live parts can be exposed, which can result in electric shock if touched . Before dismantling
isolate the unit from the mains power supply and protect against being switching on again!
The generally applicable safety at work and accident prevention regulations must be observed!
– Electrical work must only be carried out by an authorised electrician.
– Use appropriate lifting equipment and fastening devices to dismantle the fan, Observe transport sketch!
– Dispose of the components according to the applicable rules and laws.
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