Title: Operating instructions - K3G500PB3301.pdf
→ Only clean when not in motion. Do not disconnect the fanfrom the power supply, just switch it off via the control input. This will prevent start-up of the fan.; Dirt deposits on the motor housing can cause overheating of the motor.; Soiling of the impeller can cause vibration that will shorten the servicelife of the fan.; Severe vibration can destroy the fan.; In such cases, switch off the fan immediately and clean it.; The preferred method of cleaning is dry cleaning, e.g. usingcompressed air.; Do not use aggressive cleaning agents!NOTE Damage to the device during cleaning Malfunction possible→ Do not clean the device using a high-pressure cleaner.# Donot use acid, alkali or solvent-based cleaning agents.How oftenWhat to check How to check Contact protection cover for intactness or damage Device for damage to blades and housing Fastening the cables Insulation of cables for damage Impeller for wear/deposits/ corrosion and damage Tightness of cable gland