(Ducted High Static Type)
MAINTENANCE
4-8
SM-18001-rev.1
B. Removing Fan and Fan Motor from Bottom Side (For All Models)
(1) Remove the electrical box cover according to Section 4.2.1.2 “Removing PCB”.
(2) Disconnect the two connectors for the fan motor located on the PCB2. Then remove the wirings.
(3) Remove the lower M4 screws securing the inlet ange.
Qty. of Screws (A): One (For (H,Y)IDH018B21S)
Three (For (H,Y)IDH024 - 030B21S)
Four (For (H,Y)IDH036, 048B21S)
Phillips ScrewdriverTool
(4) Remove the lower M4 screws securing the lower cover at the fan side. Then remove the lower cover.
Qty. of Screws (B): 10 (For (H,Y)IDH018B21S)
12 (For (H,Y)IDH024 - 048B21S)
Phillips ScrewdriverTool
M4 Screws (x (A))
Inlet Flange
M4 Screws (x (B))
Lower Cover
TURN OFF all POWER supply switches.
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