Hitachi RCIM-1.0FSN2 - Removing Turbo Fan and Fan Motor

10 Servicing
307
10
SMGB0077 rev.0 - 01/2013
10.1.4 Removing Turbo Fan and Fan Motor
1 Remove the air inlet grille and the electrical box cover according
to the item 2.3.1 “Removing Air Filter and Air Inlet Grille“ and
the item 2.3.2 “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 8N-m.)
N O T E
When reassembling, temporally x the xing screws (
1
to
5
), and align the center 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.
Pipe Thermistor
(THM5,THM3)
Float Switch
Connector (CN14)
Fan Motor
Connector (CN1)
CN36
Drain Pump Motor
Connector (PCN6)
Expansion
Valve (CN11)
Outlet Air
Thermistor (THM2)
Fixing Screw 3
Fixing Screw 4
Fixing Screw 2
Fixing Screw 1
Fixing Screw 5
Fixing Plate for
Electrical Wiring
Fan Motor
Turbo Fan
Fixing Nut
Bell-Mouth
Fixing Screw (3 pcs.)
Fixing Nut (3 pcs.)
Vibration Absorber