7 Servicing
RCI-(1.0-6.0)FSR - 4-way cassette
SMGB0137 rev.0 - 05/2021
184
Fixing screw 
Fixing screw 
Fixing plate for 
electrical wiring
Outlet air 
thermistor (THM2)
Fan motor 
connector (CN1)
Float switch 
connector (CN14)
Pipe thermistor (THM5, THM3)
Fixing screw 
Fixing screw 
Fixing screw 
Expansion valve 
(CN11)
Drain pump motor 
connector (PCN6)
CN36
7.1.4  Removing turbo fan and fan motor
1  Remove the air inlet grille and the electrical box cover 
according to the item “7.1.1 Removing air lter and air 
inlet grille” and the item “7.1.2 Removing electrical box 
cover”.
2  Moving Electrical Box
a.  Remove the outlet air thermistor (THM2), the drain 
pump motor connector (PCN6), the oat switch 
connector (CN14), the pipe thermistors (THM5 and 
THM3), the expansion valve (CN11) and the fan 
motor connector (CN1) from indoor unit PCB1. 
b.  Remove the xing screws 
4
 and 
5
 for electrical 
box and hang the electrical box from the unit.
3  Removing Bell-Mouth. Remove three (3) xing screws 
1
, 
2
 and 
3
 for bell-mouth xed to the drain pan, 
and remove the bell-mouth.
4  Removing Turbo Fan and Fan Motor
Remove the turbo fan after the xing nut for the turbo 
fan is removed. Remove the fan motor after three 
(3) xing nuts for the fan motor are removed. (When 
reassembling, the tightening torque for nuts shall be 
approximately 8Nm.)
? NOTE
When  reassembling,  temporally  x  the  xing  screws  ( 
1
 to 
5
 ), and align the centre of turbo fan and bell-mouth to match. 
Tighten securely after keeping the clearance between the turbo 
fan and the bell-mouth evenly. In addition, securely x lead wires 
for fan motor, 2 pipe thermistors and expansion valve by the cord 
clamp attaching at the partition plate.
Fan Motor
Turbo Fan
Fixing Nut
Bell-Mouth
Fixing Screw (3 pcs.)
Fixing Nut (3 pcs.)
Vibration 
Fan motor
Vibration absorber
Fixing nut (3 pcs.)
Turbo fan
Fixing nut 
Bell-mouth
Fixing screw (3 pcs.)