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2.2 AIR HANDLING PARTS
2.2.1 AIR GUIDE AND BLOWER
1. Remove the front grille. (Refer to section 2.1.1)
2. Remove the cabinet. (Refer to section 2.1.2)
3. Remove the control box. (Refer to section 2.1.3)
4. Remove the 4 screws which fasten the brace.
5. Remove the brace.
6. Remove the 2 screws which fasten the evaporator.
7. Move the evaporator forward and pulling it upward
slightly. (See Figure 4)
8. Move the evaporator to the left carefully.
9. Pull out the hook of orifice by pushing the tabs and
remove it. (See Figure 5)
10. Remove the clamp with a hand plier which
secures the blower.
11. Remove the blower.
12. Remove the 4 screws which fasten the air guide
12. Remove the 4 screws which fasten the air guide
from the barrier.
13. Move the air guide backward, pulling out from the
base pan.
14. Re-install the components by referring to the
removal procedure, above.
2.2.2 FAN
1. Remove the cabinet. (Refer to section 2.1.2)
2. Remove the brace (Refer to section 2.2.1)
3. Remove the 4 screws which fasten the condenser.
4. Move the condenser to the left carefully.
5. Remove the clamp which secures the fan.
6. Remove the fan. (See Figure 7)
7. Re-install by referring to the removal procedure.
1
Therm
ostat
Opera
tion
2
3
4
9
8
7
6
5
Off
Med
Fan
Low
Fan
High
Cool
Med
Cool
Low Co
ol
Figure 4
Figure 5
Figure 6
Figure 7
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2.2.3 SHROUD
1. Remove the fan. (Refer to section 2.2.2)
2. Remove the screw which fastens the shroud.
2. Remove the screw which fastens the shroud.
3. Remove the shroud. (See Figure 8)
4. Re-install the component by referring to the
removal procedure, above.
2.3 ELECTRICAL PARTS
2.3.1 OVERLOAD PROTECTOR
1. Remove the cabinet. (Refer to section 2.1.2)
2. Remove the nut which fastens the terminal cover.
3. Remove the terminal cover. (See Figure 9)
4. Remove all the leads from the overload protector.
5. Remove the overload protector.
6. Re-install the component by referring to the
removal procedure, above.
2.3.2 COMPRESSOR
1. Remove the cabinet. (Refer to section 2.1.2)
2. Discharge the refrigerant system using a Freon
TM
Recovery System.
If there is no valve to attach the recovery system,
install one (such as a WATCO A-1) before venting
the Freon
If there is no valve to attach the recovery system,
install one (such as a WATCO A-1) before venting
the Freon
TM
. Leave the valve in place after
servicing the system.
3. Remove the overload protector. (Refer to section
2.3.1)
4. After purging the unit completely, unbraze the
suction and discharge tubes at the compressor
connections.
connections.
5. Remove the 3 nuts and the 3 washers which
fasten the compressor.
6. Remove the compressor. (See Figure 10)
7. Re-install the components by referring to the
removal procedure, above.
Figure 8
Figure 9
Figure 10
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2.3.3 CAPACITOR
1. Remove the control box. (Refer to section 2.1.3)
2. Remove the knobs and the screw which fasten
2. Remove the knobs and the screw which fasten
control panel from control box.
3. Remove the screw which located in the front.
4. Open the bottom side of control box.
5. Remove the screw and the clamp which fastens
4. Open the bottom side of control box.
5. Remove the screw and the clamp which fastens
the capacitor.
6. Disconnect all the leads of capacitor terminals.
7. Re-install the components by referring to the
7. Re-install the components by referring to the
removal procedure, above. (See Figure 11)
2.3.4 POWER CORD
1. Remove the control box. (Refer to section 2.1.3)
2. Open the control box. (Refer to section 2.3.3)
3. Disconnect the grounding screw from the control
2. Open the control box. (Refer to section 2.3.3)
3. Disconnect the grounding screw from the control
box.
4. Disconnect the 2 receptacles.
5. Remove a screw which fastens the clip cord.
5. Remove a screw which fastens the clip cord.
(See Figure 12)
6. Remove the power cord.
7. Re-install the component by referring to the above
7. Re-install the component by referring to the above
removal procedure, above.
(Use only one ground-marked hole for ground
connection.)
(Use only one ground-marked hole for ground
connection.)
8. If the supply cord of this appliance is damaged, it
must be replaced by the special cord. (The
special cord means the cord which has the same
specification marked on the supply cord attached
at the unit.)
special cord means the cord which has the same
specification marked on the supply cord attached
at the unit.)
2.3.5 THERMOSTAT
1. Remove the control box. (Refer to section 2.1.3)
2. Open the control box. (Refer to section 2.3.3)
3. Remove the 2 screws which fasten the thermostat.
4. Disconnect 2 leads of thermostat terminals.
5. Remove the thermostat.
6. Re-install the components by refereing to the
2. Open the control box. (Refer to section 2.3.3)
3. Remove the 2 screws which fasten the thermostat.
4. Disconnect 2 leads of thermostat terminals.
5. Remove the thermostat.
6. Re-install the components by refereing to the
above removal procedure. (See Figure 13)
2.3.6 ROTARY SWITCH
1. Remove the control box. (Refer to section 2.1.3)
2. Open the control box. (Refer to section 2.3.3)
3. Remove the 2 screws which fasten the rotary
2. Open the control box. (Refer to section 2.3.3)
3. Remove the 2 screws which fasten the rotary
switch.
4. Disconnect all the leads of the rotary switch
terminals.
5. Remove the rotary switch.
6. Re-install the components by referring to the
6. Re-install the components by referring to the
above removal procedure. (See Figure 14)
Figure 12
Figure 11
Figure 13
Figure 14
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2.3.7 MOTOR
1. Remove the cabinet. (Refer to section 2.1.2)
2. Remove the evaporator. (Refer to section 2.2.1)
3. Remove the orifice. (Refer to section 2.2.1)
4. Remove the blower. (Refer to section 2.2.1)
5. Remove the fan. (Refer to section 2.2.2)
6. Remove the control box cover and disconnect 5 or
2. Remove the evaporator. (Refer to section 2.2.1)
3. Remove the orifice. (Refer to section 2.2.1)
4. Remove the blower. (Refer to section 2.2.1)
5. Remove the fan. (Refer to section 2.2.2)
6. Remove the control box cover and disconnect 5 or
4 wires of motor housing. (Refer to section 2.1.3)
7. Remove the 4 screws which fasten the motor from
the mount motor. (See Figure 15)
8. Remove the motor.
9. Re-install the components by referring to the
9. Re-install the components by referring to the
removal procedure, above.(See Figure 15)
2.3.8 REVERSING VALVE ASSY
(HEATING MODEL)
1. Remove the cabinet. (Refer to section 2.1.2)
2. Remove the reversing coil from the reversing valve
2. Remove the reversing coil from the reversing valve
assembly by loosening the screw.
3. Discharge the refrigerant system using a Freon
TM
recovery system.
If there is no valve to attach the recovery system,
install one (such as a WATCO A-1) before venting
the Freon
If there is no valve to attach the recovery system,
install one (such as a WATCO A-1) before venting
the Freon
TM
.
Leave the valve in place after servicing.
4. After discharging the refrigerant completely,
unbraze the interconnecting tube at the reversing
vlave assembly connections.
vlave assembly connections.
5. Re-install the components by referring to the
removal procedure, above.
Notes:
When connect the reversing valve assembly,
braze the reversing valve and inter-connecting
tube immersing in water not to make the tempera-
ture of surface exceed more than 120°C(248°F)
braze the reversing valve and inter-connecting
tube immersing in water not to make the tempera-
ture of surface exceed more than 120°C(248°F)
Reversing valve
Reversing coil
Figure 15
Figure 16
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