Hitachi CP-X417W(C14-30AWL) Service Manual page 58

CP-X417W (C14-30AWL)
4. Attaching the power unit FAN.
Never attach the FAN to the wrong direction.
Refer the stamp on the FAN when you attach the power unit FAN.
5. Attaching the exhaust FAN.
Never attach the FAN to the wrong direction.
Refer the diagram when you attach the exhaust FAN.
Stamp is reverse side.
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