Hitachi RPI-0.8FSG1 - In-The-Ceiling Type (RPI-0.8 FSG1 to RPI-5.0 FSG1); Removing Long Life Filter; Removing Printed Circuit Board (PCB)

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SERVICING
(2.2 In-the-Ceiling Type)
2.2 In-the-Ceiling Type (RPI-0.8FSG1 to RPI-5.0FSG1)
2.2.1 Removing Long Life Filter
The air intake grilles are field-supplied. Therefore, there is a case that the replacement of the long life
filter is not easily performed depending on the installation manners.
Check it carefully.
2.2.2 Removing Printed Circuit Board (PCB)
(1) Loosen two (2) M4 screws fixing the electrical box cover and remove the electrical box cover by
lifting it upwards.
Phillips ScrewdriverTool
TURN OFF all power source switches.
Electrical Box Cover
Screws