4-Way Cassette Type; Removing Long Life Filter; Removing Intake Air Grille; Removing Electrical Box Cover - Hitachi FSG Series Service Manual

2.3

4-Way Cassette Type

2.3.1

REMOVING LONG LIFE FILTER

1. The long life filter is located inside of the intake air grille.
Detach the filter after opening the intake air grille. By
pushing the knob in the arrow mark direction, the intake air
grille can be opened.
2. The filter can be removed from the intake air grille by
supporting the lower side of the intake air grille and filter,
and unhooking it from the extrusion part.
2.3.2

REMOVING INTAKE AIR GRILLE

1. By lifting the intake air grille at an angle of approximately
30° and releasing its chain, the intake air grille can be
removed by holding it upwards and then towards you. If the
chain is released and the angle is 90°, the intake air grille
can not be removed.
2.3.3

REMOVING ELECTRICAL BOX COVER

1. By opening the intake air grille, the electrical box can be
seen. Remove two (2) screws fixing the electrical box cover
and remove the cover.
2.3.4

REMOVING OPTIONAL AIR PANEL

1. By opening the intake air grille, the electrical box can be
seen.
Remove two (2) screws fixing the electrical box cover and
remove the cover.
1 Disconnect the connector (Red; 2 Pins) for the dew
protection heater on the indoor PCB.
2 Disconnect the connector (Red; 7 Pins) for the
automatic louver motor on the indoor PCB.
Intake Air Grille
Long Life Filter
Chain
Hold up by Keeping the angle at 30 °C
Ceiling Side
Air Panel
Incorrect Position
Intake air Grille
1. Connector for Dew
Protection Heater (High
Voltage 2pin RED)
(CN17)
(CN13)
(PCN5)
Electrical Box for
Indoor Unit
(* only for Wireless Receiver Type)
2
SERVICING
15
Knob
Intake Air Grille
Upper Part of Long Life Filter
Extruded Part of
Grille
Extruded Part of
Approx. 30~40°
Intake Air
Grille
Electrical Box cover
2. Connector for Auto
Swing Motor (Low
Voltage 7pin RED)
*3. Connector for Wireless
Receiver Type (Low Voltage
3pin BLUE)
Grille