Read Panasonic CS-C120TE / CS-C180TE / CS-C240TE / CU-C120TE / CU-C180TE / CU-C240TE Service Manual online
ORDER NO. MAC9710022C2
Room Air Conditioners
Contents
●
Functions ........................................................... 1 ~ 2
●
Product Specifications ....................................... 3 ~ 8
●
Dimensions ...................................................... 9 ~ 10
●
Refrigeration Cycle Diagram .................................. 11
●
Block Diagram ....................................................... 12
●
Wiring Diagram .............................................. 13 ~ 14
●
Operation Details ........................................... 15 ~ 16
●
Servicing Information ............................................. 17
●
Troubleshooting Guide .................................. 18 ~ 19
●
Technical Data ....................................................... 20
●
Exploded View ................................................. 21, 23
●
Replacement Parts List .................................... 22, 24
●
Electronic Parts List ............................................... 25
CS-C120TE / CU-C120TE
CS-C180TE / CU-C180TE
CS-C240TE / CU-C240TE
CS-C180TE / CU-C180TE
CS-C240TE / CU-C240TE
Service Manual
1997 Matsushita Industrial Corp. Sdn. Bhd.
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1
PRECAUTION OF LOW TEMPERATURE
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit.
!
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain
warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity
should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with
in this service information by anyone else could result in serious injury or death.
warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity
should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with
in this service information by anyone else could result in serious injury or death.
!
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2
– 1 –
CS-C120TE
Functions
Remote Control
Operation START/STOP
Operation Mode Selection
Indoor Fan Speed Selection / Time
Setting
Setting
Power Switch OFF/ON
Sensing The Room Temperature
●
Room Temperature Sensor (thermistor)
Starting Current Control
●
Indoor Fan is delayed for 1.6 seconds at the
starting
starting
Time Delay Safety Control
●
Restarting is inhibited for apporox. 3 minutes
Circuit Protection Control
●
30 seconds forced operation of the compres-
sor
sor
Indoor Fan Speed Control
●
High, Med, Low
Operation Indication Lamps (LED)
(green) ...... Lights up in operation
(red) .......... Automatic Airflow Direction in
(red) .......... Automatic Airflow Direction in
operation
(orange) .... Timer in operation
(orange) .... Sleep Mode Auto in operation
(orange) .... Sleep Mode Auto in operation
Soft Dry Operation Mode
●
Intermittent operation of Fan at low speed
Room Temperature Control
●
Maintains the room temperature accordance
with the Setting Temp.
with the Setting Temp.
Remote Control Transmitter
Indoor Unit
e
.... up to 12
.... up to 1
r
e
r
Room Temperature Setting / Time
Setting
Setting
●
Temperature Setting (20
°
C to 30
°
C)
●
o
(higher),
n
(standard),
m
(lower)
...Automatic Operation
Sleep Mode Auto-Control
●
Starts/Stops when the button is pressed
Timer Operation Selection
●
ON/OFF Dual Timer Setting
Timer Operation Set/Cancel
●
Set/Cancel the selected Timer Operation
Airflow Direction Control
●
Airflow Direction Manual Control
●
Automatic Airflow Direction Control
SET/C
✩
t
/
x
c
v
s
Automatic Operation Mode
d
Cooling Operation Mode
f
Soft Dry Operation Mode
g
Air Circulation Operation Mode
s d f g
High Speed
Medium Speed
Low Speed
k
j
h
.... up to 12
.... up to 1
r
e
q
c
b
✩
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1
– 2 –
CS-C120TE
Functions
Outdoor Unit
Overload Protector
Air Circulation Operation Mode
(Fan only operation)
●
Low Fan Speed operation interlocked with
the setting temp.
the setting temp.
Automatic Restarting Control
●
7 minutes automatic restarting at Cooling,
Soft Dry operation
Soft Dry operation
Sleep Mode Auto Control
●
(Can be obtained with Cooling, Soft Dry,
Automatic Operation Mode.)
Automatic Operation Mode.)
●
The Fan is switched to Low fan speed and the
unit will be stopped after 5 hours
unit will be stopped after 5 hours
●
The setting temperature will be raised by 1
°
C
at the starting and by 1
°
C one hour later
●
When the room temperature becomes a level
ideal for sleep, the operation 20 minutes off
and 10 minutes on will be repeated
ideal for sleep, the operation 20 minutes off
and 10 minutes on will be repeated
●
5 minutes automatic restarting is activated
instead of 7 minutes
instead of 7 minutes
Anti-freezing Control For The
Evaporator
Evaporator
●
Compressor will be stopped when the
Evaporator’s piping temperature is 0
Evaporator’s piping temperature is 0
°
C or
less for three minutes
●
Restarting at 12
°
C or higher (Time Delay
Safety Control has a priority)
Airflow Direction Control
Automatic Airflow Direction Control
●
The louver automatically swings up and down
(Cooling, Soft Dry)
(Cooling, Soft Dry)
●
The louver is set at 30
°
downward during Air
Circulation Operation
●
The louver is set at horizontal when the fan is
stopped
Airflow Direction Manual Control
stopped
Airflow Direction Manual Control
●
Can be set within a range at horizontal to 30
°
downward
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2