Sensor lead
wire
Picture 15
Solenoid valve
Power supply
board box
assembly
Picture 14
5. Remove the blower fan assembly
Steps 1) Following the sequence in Procedures
1-4 above, remove the water tank,
front panel, front case assembly and
rear panel.
2)Remove the connectors (8) in the
power supply board.
3)Remove the power supply board box
assembly.
(See Picture 15)
4)Disconnect the blower fan guide case
lead wires on both sides from the
guide case.
5)Pull off the humidity/temperature
sensor side cushion tape from the
drain pan, and disconnect the sensor
lead wires from the guide case.
(See Picture 15)
6)Release the blower fan assembly and
drain pan click fittings on both sides,
(pulling upward while tipping the upper
part of the blower fan assembly toward
the heat exchanger side), and remove
the fan assembly.
(See Picture 16, 17)
Click set fittings
Fan assembly
Blower fan
Blower fan nut
Picture 17
Motor fastening plate,
setscrews
Picture 18
Float switch
Picture 19
Picture 16
Repairable
parts
Blower fan, blower motor,
float switch, heat exchanger
(radiant heat, cooling)
<<Float switch removal>>
Steps 1) Remove the blower fan check nuts and
the blower fan itself.
2)Pull off the blower motor lead wire
fastening tape, and disconnect the
lead wires from the fan guide case.
(See Picture 18)
3)Detach the motor fastening plate and
cushion, and remove the blower motor.
4)Disconnect the blower fan guide case
lead wires on both sides from the
guide case.
Remove the float switch attached to
the drain pan.
(See Picture 19)
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