Hitachi IJ PH Service Manual page 86

3.3.7 Fan Replacement Procedure
1 Turn off the power supply.
2 Open the operation panel and remove the fixing screws (2 locations).
Remove the electrical component cover.
Operation panel
3 Remove the fixing screw of the board base (2 locations) and the
connector of the fan.
{3 wires (black, red, and blue), 4-pin connector}
Connector for the fan
4 Remove the exhaust cover and the rear cover.
"Caution" Take care not to cause the removed connector of the fan to be
caught.
Rear cover
Fixing screw
(15 locations)
Fixing screw
(2 locations)
Fixing screw of the board base
The cover can be removed
by loosing screws.
3-31
Electrical
component
cover
Exhaust cover
Fixing screw
(4 locations)