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PROAIRA BFHV20B Instruction Manual page 4

20 inch box fan

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 Caution notes and maintenance
1. The fan must have a secure grounding and the power plug must be
unplugged when the fan is out of service.
2. The power must be cut off during cleaning and it is strictly prohibited to
scrub switches and other electric parts with wet cloth.
3. When the fan is turned on, it is prohibited to insert hand or other articles
into the mesh enclosure.
4. Every year prior to tense, oil holes and every turning part shall be
lubricated with mobile oil.
5. To maintain the fine appearance, the fan shall be cleaned with soft cloth
and soap and toweled off. No organic solvent can be used for cleaning. To
clean the mesh enclosure and blades, a brush may be used to swab sway
dust deposition; the blades shall not be wiped with force for fear of
distortion.
6. The fan shall be kept dry and clean; when the fan is put out of service, it
shall be cleaned, wrapped up and stored in a dry and ventilated place,
free of heavy articles placed on it.
7. In regular service, the fan may run continuously, It is normal that the
housing slightly heats up in the course of long-time continuous operation.
8. In case of malfunction founded in the supplication, power supply to the fan
shall be cut off and professional shall be called up or the faulty fan shall
be delivered to maintenance service center.

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This manual is also suitable for:

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