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66 Powerdrive F300 User Guide
Issue Number: 2
3.13 Routine maintenance
The drive should be installed in a cool, clean, well ventilated location. Contact of moisture and dust with the drive should be prevented.
Regular checks of the following should be carried out to ensure drive / installation reliability are maximized:
3.13.1 Real time clock battery replacement
Those keypads which have the real time clock feature contain a battery to ensure the clock works when the drive is powered down. The battery has a
long life time but if the battery needs to be replaced or removed, follow the instructions below.
Low battery voltage is indicated by
low battery symbol on the keypad display.
Figure 3-59 KI-HOA keypad RTC (rear view)
Figure 3-59 above illustrates the rear view of the KI-HOA keypad RTC.
1. To remove the battery cover insert a flat head screwdriver into the slot as shown (1), push and turn anti-clockwise until the battery cover is
released.
2. Replace the battery (the battery type is: CR2032).
3. Reverse point 1 above to replace battery cover.
Ensure the battery is disposed of correctly.
Environment
Ambient temperature Ensure the enclosure temperature remains at or below maximum specified
Dust
Ensure the drive remains dust free – check that the heatsink and drive fan are not gathering dust. The lifetime of the fan is
reduced in dusty environments.
Moisture Ensure the drive enclosure shows no signs of condensation
Enclosure
Enclosure door filters Ensure filters are not blocked and that air is free to flow
Electrical
Screw connections Ensure all screw terminals remain tight
Crimp terminals Ensure all crimp terminals remains tight – check for any discoloration which could indicate overheating
Cables Check all cables for signs of damage
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