Panasonic CS-G93KE User manual

ServiceManual
Room Air Conditioners
CS-G93KE / CU-G93KE
CS-G123KE / CU-G123KE
ORDER NO. MAC9812043C2
Contents
●Features ..........................................................1
●Functions ...................................................2 – 6
●Product Specifications .............................7 – 10
●Dimensions............................................11 – 12
●Refrigeration Cycle Diagram .........................13
●Block Diagram ...............................................14
●Wiring Diagram......................................15 – 16
●Operation Details...................................17 – 47
●Installation Information ..........................48 – 49
●Servicing Information.............................50 – 62
●Technical Data.......................................63 – 64
●Exploded View.........................................65, 68
●Replacement Parts List .....................66, 67, 69
●Electronic Parts List...............................70 – 71
 1998 Matsushita Air-Conditioning Corp. Sdn. Bhd.
(183914D)
All rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
Untitled-7 6/21/00, 9:47 AM1

– 1 –
CS-G93KE
Features
• Product
– Powerful Mode for quick cool/heat
– Compressor operating frequency control to maintain
desired room temperature
– Automatic Restart after power failure
– Washable front panel
– Power Monitor Display
– Standby Control
– High COP (new compressor and indoor heat
exchanger)
– Vertical and Horizontal Airflow Auto Swing
– Auto change over of Automatic Operation mode
• Serviceability
– Self diagnosis
– TestRunatbothCoolingandHeatingratedfrequency
• Quality Improvement
– High power supply voltage protection
– Low power supply voltage protection
– Gas leakage detection
!
WARNING
Thisserviceinformation isdesigned forexperienced repair techniciansonlyandisnot designedfor useby thegeneralpublic.It doesnotcontain
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.
!
PRECAUTION OF LOW TEMPERATURE
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit.
Untitled-1 6/20/00, 4:18 PM1

– 2 –
MAC9609040C2
CS-G93KE
Remote Control
Functions
Operation OFF / ON Room Temperature Setting
TEMP
• Temperature Setting (16˚C to 30˚C).
OFF / ON
L
Operation Mode Selection
•aAutomatic Operation Mode
•HEAT Heating Operation Mode
•COOL Cooling Operation Mode
•DRY Soft Dry Operation Mode
•FAN Fan Operation Mode
MODE
Powerful Mode Operation
POWERFUL
Indoor Fan Speed Selection
FAN SPEED
•h j k Low
l
•h j k Medium–
ll
•h j k Medium
lll
•h j k Medium+
llll
•h j k High
lllll
•AUTO FAN Automatic Fan Speed
AUTO
AUTO
Airflow Direction Control
AIR SWING
• 24-hour, OFF / ON Real Timer Setting.
TIMER
ON OFF Timer Operation Selection
• Hours and minutes setting.
∨
∧Time / Timer Setting
SET
CANCEL Timer Operation Set / Cancel
• ON Timer and OFF Timer setting and
cancellation.
Clock Setting
• Current time setting.
CLOCK
Sleep Mode Operation OFF / ON
• Vertical Airflow Direction Control
Automatic Control
Manual Control
• Horizontal Airflow Direction Control
Automatic Control
Manual Control
SLEEP
WIDE / SPOT
WIDE/
SPOT
• WIDE Horizontal Airflow
Direction
• SPOT Horizontal Airflow
Direction
POWERSLEEPTIMER
POWER
MONITOR
POWERFUL
LOW
HIGH
POWERSLEEPTIMER
POWER
MONITOR
POWERFUL
LOW
HIGH
Untitled-1 6/20/00, 4:18 PM2

– 3 –
CS-G93KE
Functions
Indoor Unit
Power Switch OFF / ON LL
LL
LPower Monitor Display **
**
*
• Lights up during compressor operation.
Automatic Operation Switch
• Used when the remote control cannot be
used.
Remote Control Signal Receiving
Sound Control OFF/ON **
**
*
• It can be controlled by pressing Automatic
Operation Switch for 10 seconds.
Test Run Operation
• Used when test running or servicing.
• Compressor operation: rated frequency
Cooling: 50Hz (CS-G93KE), 70Hz (CS-G123KE)
Heating: 71Hz (CS-G93KE), 90Hz (CS-G123KE)
Operation Mode
• Automatic, Heating, Cooling, Soft Dry and
Fan Operation.
Automatic Restart Control **
**
*
• Operation is restarted after power failure at
previous setting mode.
POWER L
AUTO
OFF / ON
TEST RUN
OFF / ON
Operation Indication Lamps
•POWER (Red) – Lights up in opera-
tion,
blinks in Automatic
Operation judging
and Hot Start opera-
tion.
•TIMER (Orange) – Lights up in Timer
Setting.
Blinks in Self Diagno-
sis Control.
•SLEEP (Orange) – Lights up in Sleep
Mode Operation.
•POWERFUL (Orange) – Lights up when
Powerful mode is
selected
Sleep Operation Mode **
**
*
Timer Operation **
**
*
Powerful Mode **
**
*
• For quick cooling or heating
Indoor Fan Speed Control **
**
*
Airflow Direction Control **
**
*
FOR ALL OPERATIONS
Untitled-1 6/20/00, 4:18 PM3

MAC9609040C2
CS-G93KE
CS-G93KE
CS-G93KE
Functions Functions
– 4 – – 5 – – 6 –
Outdoor Fan Motor
Time Delay Safety Control **
**
*
Forced Operation 30 seconds **
**
*
High Pressure Control **
**
*
(For Cooling/Soft Dry)
DC Peak **
**
*
• 6 poles induction motor, 1 speed.
*Details can be refered to OPERATION
DETAIL in this manual.
Low Frequency Operation
Protection **
**
*
Minimum Frequency Operation
Protection **
**
*
Outdoor Air Temperature
Control **
**
*
• Detect outdoor ambient temperature
and limits compressor operating
frequency
Functions
Outdoor Unit
FAN OPERATION
AUTOMATIC OPERATION
Deodorizing Control **
**
*
Sensible Heat Control **
**
*
Anti-Fog Discharge Control **
**
*
Anti-Dew Formation Control **
**
*
Anti-Freezing Control **
**
*
Quiet Operation **
**
*
Anti-Cold Draft Control **
**
*
Hot Start **
**
*
Intake Air Temperature Control **
**
*
High Pressure Control **
**
*
Room Temperature Control **
**
*
COOLING/SOFT DRY OPERATION HEATING OPERATION
Operation Mode
Cooling
Soft Dry
Heating
CS-G93KE
15 – 64 Hz
15 – 22 Hz
15 – 99 Hz
CS-G123KE
15 – 92 Hz
15 – 22 Hz
15 – 115 Hz
Compressor Operation Frequency
Temperature Shift **
**
*
Self Diagnosis **
**
*
Low Pressure Control **
**
*
(Gas Leakage Detection)
Low/High Power Supply Voltage
Protection **
**
*
Indoor Power Relay Control **
**
*
Standby Control **
**
*
Deice Operation **
**
*
Total Running Current Control **
**
*
Compressor Overheating
Protection **
**
*
IPM (Power Transistor)
Overheating Protection **
**
*
Standby Control **
**
*
Deice Operation **
**
*
Untitled-1 6/20/00, 4:29 PM4

MAC9609040C2
CS-G93KE CS-G93KE CS-G93KE
Cooling Capacity
Heating Capacity
Moisture Removal
Power Source
Airflow Method
Air Volume
Noise Level
Electrical
Data
Piping Connection Port
(Flare piping)
Pipe Size
(Flare piping)
Drain
Hose
Power Cord Length
Number of core-wire
Dimensions
Net Weight
Compressor
Air Circulation
Product Specifications
Inner diameter
Length
Input
Running Current
COP
Starting Current
Height
Width
Depth
Type
Motor Type
Rated Output
Type
Material
Motor Type
Input
Rated Output
Fan Lo (Cool/Heat)
Speed Me (Cool/Heat)
Hi (Cool/Heat)
Indoor Air (Lo)
Indoor Air (Me)
Indoor Air (Hi)
Outdoor Air
Unit
kW
Btu/h
kW
Btu/h
s/h
Pint/h
Phase
V
Cycle
OUTLET
INTAKE
m3/min (cfm)
m3/min (cfm)
m3/min (cfm)
m3/min (cfm)
dB (A)
kW
A
W/W
A
inch
inch
inch
inch
mm
m
inch (mm)
inch (mm)
inch (mm)
lb (kg)
W
W
W
rpm
rpm
rpm
– 7 – – 9 –
Product Specifications
Description
Tube material
Fin material
Fin Type
Row / Stage
FPI
Size (W ×H ×L)
Length
Flow Rate
Inner Diameter
Material
Style
Heat
Exchanger
Refrigerant Control Device
Refrigeration Oil
Refrigerant (R-22)
Thermostat
Protection Device
Capillary Tube
Air Filter
Fan Motor Capacitor
Unit
mm
(c.c)
g (oz)
mm
s/min
mm
µF, VAC
– 8 –
Product Specifications
Inner diameter
Length
Input
Running Current
COP
Starting Current
Cooling Capacity
Heating Capacity
Moisture Removal
Power Source
Airflow Method
Air Volume
Noise Level
Electrical
Data
Piping Connection Port
(Flare piping)
Pipe Size
(Flare piping)
Drain
Hose
Power Cord Length
Number of core-wire
Dimensions
Net Weight
Compressor
Air Circulation
Height
Width
Depth
Type
Motor Type
Rated Output
Type
Material
Motor Type
Input
Rated Output
Fan Lo (Cool/Heat)
Speed Me (Cool/Heat)
Hi (Cool/Heat)
Unit
kW
Btu/h
kW
Btu/h
s/h
Pint/h
Phase
V
Cycle
OUTLET
INTAKE
m3/min (cfm)
m3/min (cfm)
m3/min (cfm)
m3/min (cfm)
dB (A)
kW
A
W/W
A
inch
inch
inch
inch
mm
m
inch (mm)
inch (mm)
inch (mm)
lb (kg)
W
W
W
rpm
rpm
rpm
Indoor Air (Lo)
Indoor Air (Me)
Indoor Air (Hi)
Outdoor Air
2.6 (0.70 - 3.00)
8,800 (2,300 - 10,200)
3.6 (0.63 - 5.00)
12,200 (2,100 - 17,000)
1.6
3.4
Single
230
50
Cooling ; 0.73 (0.21 - 0.99)
Heating ; 0.99 (0.20 - 1.40)
Cooling ; 3.75 (max. 6.76)
Heating ; 4.80 (max. 6.76)
Cooling ; 3.56
Heating ; 3.64
4.80
• Specifications are subject to change without notice for further improvement.
CS-G123KE
SIDE VIEW
Cooling ; 9.0 (320)
Heating ; 9.0 (320)
Cooling ; 10.4 (370)
Heating ; 10.4 (370)
Cooling ; 11.2 (400)
Heating ; 11.6 (410)
–
Cooling ; High 41, Low 35
Heating ; High 41, Low 35
G ; Half Union 1/2"
L ; Half Union 1/4"
G (gas side) ; 1/2"
L (liquid side) ; 1/4"
12
0.7
2.1 m
3 core wires ×1.5 mm2
10 - 31/32 (279)
31-15/32 (799)
7 - 15/32 (190)
20 (9.0)
–
–
–
Cross-flow Fan
AS + Glass Fiber 30%
Transistor (4-poles)
–
20
1,170/1,200
1,320/1,360
1,410/1,480
(Plate fin configuration, forced draft)
CS-G93KE
Evaporator
Copper
Aluminium
Slit Fin
2/14
21
614 ×294 ×25.4
–
–
–
Electronic Control
Electronic Control
–
–
–
P.P.
Honeycomb
–
CU-G93KE
Condenser
Copper
Aluminium
Corrugated Fin
1/20
19
782.9 ×508 ×22
Capillary Tube
SUNISO 4GDID or
ATMOS M60 (350)
780 (27.5)
–
Electronic Control
C1,C2 ; 1033, C3 ; 400
C1,C2 ; 4.8, C3 ; 23.6
C1,C2 ; 1.2, C3 ; 1.8
–
2.0 µF, 400 VAC
3.45 (0.74 - 4.00)
11,700 (2,500 - 13,600)
4.80 (0.70 - 6.50)
16,300 (2,300 - 22,100)
2.0
4.2
Single
230
50
Cooling ; 1.05 (0.22 - 1.33)
Heating ; 1.41 ( 0.22 - 2.00)
Cooling ; 5.00 (max. 8.96)
Heating ; 6.30 (max. 8.96)
Cooling ; 3.29
Heating ; 3.40
6.3
CS-G93KE
SIDE VIEW
Cooling ; 7.0 (250)
Heating ; 7.6 (270)
Cooling ; 8.8 (310)
Heating ; 9.4 (330)
Cooling ; 10.0 (350)
Heating ; 10.8 (380)
–
Cooling ; High 38, Low 30
Heating ; High 39, Low 30
G ; Half Union 3/8"
L ; Half Union 1/4"
G (gas side) ; 3/8"
L (liquid side) ; 1/4"
12
0.7
2.1 m
3 core wires ×1.0 mm2
10-31/32 (279)
31-15/32 (799)
7-15/32 (190)
20 (9.0)
–
–
–
Cross-flow Fan
AS + Glass Fiber 30%
Transistor (4-poles)
–
20
980/1,010
1,160/1,220
1,280/1,380
CU-G93KE
TOP VIEW
–
–
–
34.1 (1200)
Cooling ; 46
Heating ; 47
G ; 3-way valve 3/8"
L ; 2-way valve 1/4"
G (gas side) ; 3/8"
L (liquid side) ; 1/4"
–
–
–
–
21-9/32 (540)
27-17/32 (699)
11-7/32 (285)
86 (39)
Rotary (2 cylinders)
rolling piston type
Induction (4-poles)
500
Propeller Fan
P.P + (Mica + Glass Fiber) 30%
Induction (6-poles)
64
20
–
–
760
CU-G123KE
TOP VIEW
–
–
–
31.5 (1110)
Cooling ; 48
Heating ; 50
G ; 3-way valve 1/2"
L ; 2-way valve 1/4"
G (gas side) ; 1/2"
L (liquid side) ; 1/4"
–
–
–
–
21 - 9/32 (540)
27 17/32 (699)
11 - 7/32 (285)
95 (43.0)
Rotary (2 cylinders)
rolling piston type
Induction (4-poles)
500
Propeller Fan
P.P + (Mica + Glass Fiber) 30%
Induction (6-poles)
67
25
–
–
790
Untitled-1 6/20/00, 4:29 PM5

– 10 –
MAC9509078C2
CS-G93KE
Heat
Exchanger
Refrigerant Control Device
Refrigeration Oil
Refrigeration (R-22)
Thermostat
Protection Device
Capillary Tube
Air Filter
Fan Motor Capacitor
Description
Tube material
Fin material
Fin Type
Row / Stage
FPI
Size (W ×H ×L)
Length
Flow Rate
Inner Diameter
Material
Style
Unit
mm
(c.c)
g (oz)
mm
s/min
mm
Product Specifications
CS-G123KE
Evaporator
Copper
Aluminium
Slit Fin
2/14
21
614 ×294 ×25.4
–
–
–
Electronic Control
Electronic Control
–
–
–
P.P.
Honeycomb
–
µF, VAC
(Plate fin configuration, forced draft)
• Specifications are subject to change without notice for further improvement.
CU-G123KE
Condenser
Copper
Aluminium
Corrugated Fin
2/20
16
693.5 ×508 ×44
Capillary Tube
SUNISO 4GDID or
ATMOS M60 (350)
1,070 (37.8)
–
Electronic Control
C1,C2 ; 720, C3 ; 420
C1, C2 ; 7.2, C3 ; 14.4
C1, C2 ; 1.3, C3 ; 1.5
–
–
2.0 µF, 400 VAC
Untitled-2 6/20/00, 4:33 PM10

– 11 –
CS-G93KE
799
60
58 60 83
279
60
36
190
65 18
122
TEMP
POWERFUL
C
425 48
GAS SIDE
LIQUID SIDE
DRAIN PORT
65
Dimensions
CS-G93KE / CS-G123KE
Air intake
direction
Air outlet
direction
Left piping
hole
Right piping hole
<Back View>
Remote control transmitter
Centre notch
Slot (2 places)
Right piping hole
Arrow
Arrow
Centre
Left piping hole
Indoor unit
external
dimensions
line
Installation
plate
Relative position between the indoor unit and the installation plate <Front View>
Slot (2 places)
(40) 710 (49)
257.2 17.8
(60) (99)
100 100
350
4
550 16.5
Unit : mm
<Front View>
Untitled-2 6/20/00, 4:33 PM11

– 12 –
MAC9509078C2
CS-G93KE
11 67 67
540
285
(323)
347
7.5
100 cm
10 cm
10 cm
100 500 99 (52)
69
32162
(120)
699
Dimensions
CU-G93KE / CU-G123KE
Space necessary for installation
Anchor Bolt Pitch
323 x 500
Low Pressure
3-Ways Valve
High Pressure
2-Ways Valve
Untitled-2 6/20/00, 4:33 PM12

– 13 –
CS-G93KE
Refrigeration Cycle Diagram
CS-G93KE / CU-G93KE
CS-G123KE / CU-G123KE
COMPRESSOR
4-WAY VALVE
C1
C3 C2
CHECK VALVE
OUTDOOR AIR
TEMP.
SENSOR
SENSOR
TEMP.
INTAKE AIR
EXCHANGER
TEMP.
SENSOR
INDOOR OUTDOOR
COOLING
HEATING
HEAT EXCHANGER
(EVAPORATOR) HEAT EXCHANGER
(CONDENSER)
2-WAY
VALVE
VALVE
3-WAY
C1, C2, C3; CAPILARRY TUBE
COMPRESSOR
TEMP.
SENSOR
TEMP.
SENSOR
HEAT
HEAT
EXCHANGER
Untitled-2 6/20/00, 4:33 PM13