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13
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Caution! Burning hazard.
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Failure to observe the hazard may result in personal injury and/or damage to property.
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Do not touch the surface until the motor and heater have cooled.
Maintenance and repairs may only be performed by specialist personnel in accordance with this
installation and operating manual and the regulations in force.
Do not repair defective or damaged units yourself, but report the damage or faults to the manuf
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acturer in writing.
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Unauthorized repairs may cause personal injury and / or damage to property, in which case the
manufacturer‘s guarantee or warranty will not apply.
10. Maintenance and repair
10.1. Important notes
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Electricity warning (hazardous voltage)
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Failure to observe the hazard may result in death, injury or damage to property.
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Before performing any work on conductive parts, always disconnect all of the unit from the
electricity supply with all poles and make sure that it cannot be switched back on again.
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Never reach into the impeller or other rotating or moving parts.
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Failure to observe the hazard may lead to serious injury.
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Work may only be performed once the impeller has come to a complete halt.
10.2. Cleaning and care
Servicing, troubleshooting and cleaning may only be performed by specialised personnel in
accordance with this installation and operating manual and the regulations in force.
If operated correctly,
ruck
products only require a small amount of maintenance.
The following work should be performed at regular intervals, in accordance with health and safety
regulations:
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Check the operation of the control system and safety devices.
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Check electrical connections and wiring for damage.
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Remove any dirt from the fan impeller or impellers and from inside the fan housing in order to
prevent any unbalance or reduction in output.
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Do not use aggressive or easily flammable products for cleaning (impellers/housing).
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Preferably only water (not flowing water) or mild soapsuds should be used.
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The impeller should be cleaned with a cloth or brush.
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Never use a high-pressure cleaner.
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Balancing clips must not be moved or removed.
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The impeller and fittings must not be damaged in any way.
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Check the operation of the bearing with a visual inspection and by checking running noise.
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Check the unit for leaks on the air side.
Before putting the unit back into operation after maintenance and servicing work, carry out a
visual inspection as described in section 7 and 8.
11. Expansion and reconfiguration
The unit must not be reconfigured.
The warranty for ruck fans only applies for the configuration delivered.
The warranty will cease to apply after any reconfiguration or expansion.
