Hitachi RPI-0.8FSG1 Service Manual page 237

(6) Remove the casing "1" by pushing the catch part
at four positions towards the inner side.
(7) Loosen the screw by a hexagon wrench.
(8) Remove the fan motor by sliding it backwards after removing the fixing plate.
Pay attention not to drop it.
TURN OFF all power source switches.
Catch
To Loosen
Fixing Screw
Tool Phillips Screwdriver
"1"
Casing
Tool Hexagon Wrench
Motor
Hexagonal Wrench
Tool Phillips Screwdriver
Band
SERVICING
(2.7 Floor Type)
2-97