5 Replacing Parts
5.1 Replacing DX200 Parts
5-30
5.1.6.2 Replacing the Backside Duct Fan
Replacement Procedure
1. Remove the back circuit board.
2. Disconnect plug cables connected to the fan.
(Remove the grounding wires screwed to the fan.)
3. Remove the screws (2 places) fixing the fan.
4. Uninstall the fan from the controller.
5. Install the new fan to the controller.
6. Tighten the screws (2 places) to fix the fan.
7. Connect all the disconnected cables.
(Connect the grounding wire firmly.)
8. Mount the back circuit board.
Fig. 5-23: Replacement of Backside Duct Fan
Turn OFF the power before replacing the fan.
Back cover
(Air inlet)
(without cover)
Back View
Backside duct fan
4715MS-22T-B50-B00
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