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MAINTENANCE
Enclosure Fan Replacement – NEMA 12 Enclosures
NEMA 12 enclosures include an additional fan (or fans) to move air through the enclosure.
Frame Sizes R7/R8 – NEMA 12 Enclosures
The enclosure fan is located in the exhaust box on top of the NEMA 12
enclosure.
1. Remove the left and right filter frames of the exhaust fan box by lifting
them upwards.
2. Disconnect the fan's electrical connector from the cabinet roof (top
right Inside the cabinet).
3. Undo the four fastening screws at the corners of the fan frame. The
screws are through bolts with nuts on the inside of the cabinet.
(Do not drop the hardware into the drive).
PC00017
4. Remove the fan and fan frame as one unit.
5. Disconnect the fan wiring and capacitor from the fan frame.
Then remove the four screws attaching the fan to the fan frame.
Remove the old fan.
6. Install the new fan and capacitor with the
replacement part for CentriPro in the reverse
order of the above. Ensure the fan is centered
on the velocity stack and rotates freely.
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Velocity
Stack
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PC00018
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PC00014
PC00020
Capacitor
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15
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