— 13-3 —
13.3. Periodical Replacement of Parts
13.3.1. Motor
l There is no parts which is required to be replaced periodically.
l Refer to “13.2. Maintenance Check”.
13.3.2. Driver Unit
l Electrolytic condenser
◊ The gradual chemical change of electrolytic condensers will deteriorate system function
and it may result in the system failure.
Table 13-3
Parts Function Life How to replace
Electrolytic condenser Equalize power voltage 10 years
• Replace *PCB.
• Replace whole unit.
*PCB: Printed circuit boad
l Life of electrolytic condenser relies on the operating conditions. The 10 years of life is rough
estimation under continuous operation in normal room environment.
13.4. Storing
l Store the Motor and Driver Unit in clean and dry indoor condition.
l A Driver Unit has a lot of ventilation holes and should be covered properly to protect from dust.
Table 13-4
Storing condition Remarks
Temperature -20°C ~ +70°C –
Humidity 20% ~ 80% No condensation
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