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D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
2-21
K
a
a
aw
s
k
2.6.2.2 LOWER FAN ON BACK OF CONTROLLER
1. Turn OFF the control power.
2. Remove the six screws fixing the plate on the controller back.
3. Pull out the plate, remove the connector connected to the controller, and remove the plate.
4. Remove the power line and the earth wire connected to the fan. Loosen and remove the
four screws fixing the fan, and then remove the fan.
5. Attach the new fan to the plate with the four screws, and restore the power line and earth
wire removed in step 4. Be sure to reattach the fan correctly; wind blows from inside to
outside.
6. Restore the connector removed in step 3, and reattach the plate to the controller with the
six screws.
Fan
(
lower
)
3
1
2
4
6
5