Panasonic CSA18CKPG - SPLIT A/C IN DOOR User manual

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Service Manual
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Order No. MAC0211071C1
E25
Room Air Conditioner
● CS-A18CKPG CU-A18CKP6G
© 2002 Matsushita Industrial Corp. Sdn. Bhd. (11969-T). All rights reserved. Unauthorized copying and distribution is a
violation of law.
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0000000000.html [2008-07-14 08:52:26]

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1 Features
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● High Efficiency
● Compact Design
● Comfort Environment
❍ 8 hours of sleep mode operation
❍ Air filter with function to reduce dust and smoke
❍ Wider range of horizontal discharge air
❍ New Automatic air swing and manual adjusted by remote control for horizontal airflow.
● Auto Restart
❍ Random auto restart after power failure for safety restart operation
● Removable and Washable Front Panel
● Remote Control Self-illuminating Button
● Air Purifying Filter
❍ Trap dust, tobacco smoke and tiny particles
❍ Prevent the growth of bacteria and viruses trapped
● Solar Refreshing Deodorizing Filter
❍ Remove unpleasant odour from the air
● Quality Improvement
❍ Gas leakage protection
❍ Prevent compressor reverse cycle
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❍ Overload protector
❍ Noise prevention during soft dry operation.
❍ Anti-dew Formation Control (Cooling & Soft Dry)
❍ Overload Protection Control (Heating)
■ Outdoor Fan Control
■ Compressor High Pressure Control
❍ Blue Coated Condenser
■ High resistance to corrosion.
❍ Low outdoor ambient temperature control.
● Operation Improvement
❍ Economy mode to reduce electrical power consumption
❍ Powerful mode to reach the desired room temperature quickly
● Long Installation Piping
❍ Long piping up to 25 meter
● 24-hour Timer Setting
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2 Functions
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Remote Control
Operation OFF / ON
OFF / ON IRoom Temperature Setting
TEMP.
Operation Mode Selection
•AUTO Automatic Operation Mode
•HEAT Heating Operation Mode
•COOL Cooling Operation Mode
•DRY Soft Dry Operation Mode
MODE
TIME Time / Timer Setting
• Hours and minutes setting.
Clock Setting
• Current time setting.
Sleep Mode Operation OFF / ON
SLEEP
Indoor Fan Speed Selection
FAN SPEED
•FAN Low Fan Speed
•FAN Medium Fan Speed
•FAN High Fan Speed
•AUTO Automatic Fan Speed
FAN
Vertical Airflow Direction Control
• 24-hour, OFF / ON Real Timer Setting.
ON-TIMER
OFF-TIMER Timer Operation Selection
SET
CANCEL Timer Operation Set / Cancel
• ON Timer and OFF Timer setting and
cancellation.
CLOCK
AIR SWING
•Vertical Automatic Airflow
Direction Control and Manual
Airflow Direction Control (5
stages of adjustment).
•Horizontal Automatic Airflow
Direction Control and Manual
Airflow Direction Control (5
stages of adjustment).
Powerful Mode Operation OFF/ON
POWERFUL
Economy Mode Operation OFF/ON
ECONOMY
Heating, Cooling, Soft Dry Operation.
• Temperature Setting (16°C to 30°C)
Automatic Operation
•Operation with 2°C higher than
standard temperature.
• Operation with standard temperature.
•Operation with 2°C lower than
standard temperature.
Self illuminating
button

Indoor Unit
Sleep Mode Auto Control
• Indoor Fan operates refer to Indoor Fan
Speed control.
• Operation stops after 8 hours.
Indoor Fan Speed Control
• High, Medium and Low.
• Automatic Fan Speed Mode
– Heating : Fan speed varies from Me
→SSLo in accordance with
indoor heat exchanger.
– Cooling : Fan rotates at Hi, Me and
SLo speed. Deodorizing
control is available.
– Soft Dry : Fan rotates at SLo speed.
Deodorizing control is
available.
• Automatic air swing and manual adjusted
by remote control for vertical and horizontal
airflow.
Airflow Direction Control
Automatic Operation Button
• Press for < 5s to operate Automatic
operation mode.
(Used when the remote control cannot be used.)
• Press continuously for 5s or < 10s to
operate Test Run/Pump down. “Beep”
sound will be heard at the 5th second.
(Used when test running or servicing.)
• Press continuously for 10s and above to
omit or resume the remote control signal
receiving sound. “Beep, beep” sound will
be heard at the 10th second.
AUTO
OFF / ON
Operation Indication Lamps (LED)
•POWER (Green).......... Lights up in operation,
blinks in Automatic
Operation Mode judging
and Hot Start operation.
•SLEEP (Orange) ......... Lights up in Sleep Mode
Operation.
•TIMER (Orange) .........
Lights up in Timer Setting.
•POWERFUL (Orange) ... Lights up in Powerful
Mode Operation.
•ECONOMY (Green) ...... Lights up in Economy
Mode Operation.
Operation Mode
• Heating, Cooling, Soft Dry and Automatic
Mode.
Powerful Operation
• Reaches the desired room temperature quickly.
Time Delay Safety Control
• Restarting is inhibited for appro. 3 minutes.
Economy Operation
• To reduce electrical power consumption.
7 Minutes Time Save Control
• Cooling Operation only.
Anti-Dew Formation Control
• Anti-Dew Formation Control for indoor unit
discharge area.
Random Auto Restart Control
• Operation is restarted randomly after
power failure at previous setting mode.
Anti-Freezing Control
• Anti-Freezing control for indoor heat
exchanger. (Cooling and Soft Dry)
Hot-Start Control
• At Heating Operation the indoor fan will
operate at SLo speed when indoor heat
exchanger temperature reaches 30°C.
Anti Cold Draft Control
• The indoor fan operates at Lo–(30 sec.)
after that SSLo when the indoor heat
exchanger temperature is low.
(During Heating mode thermal off)

Outdoor Unit
• To protect compressor from reverse
rotation when there is a instantaneous
power failure.
60 Secs. Forced Operation Control
• Once the compressor is activated, it
does not stop within the first 60 secs.
However, it stops immediately with
remote control stop signal.
Overload Protector
• Inner protector.
Compressor Reverse Rotation
Protection Control
Outdoor Fan Operation Control
• 6-pole induction motor (2 speed).
• For Cooling or Soft Dry operation
Hi-speed ............. When outdoor
temperature reaches to 31°C.
Lo-speed ............. When outdoor
temperature reaches to 29°C.
• For Heating operation
Hi-speed ............. When outdoor
temperature reaches to 13.5°C.
Lo-speed ............. When outdoor
temperature reaches to 15.5°C.
• For Over-heating Protection, the Fan is
switched ON or OFF depending on the
piping temperature and the outdoor
temperature.
Deice Control
• To prevent frosting at outdoor heat
exchanger during Heating Operation.
4-Way Valve Control
• When the unit is switched to “OFF”
during Heating Operation, 4-way valve
stays at Heating position for 5 minutes.
Low Ambient Temperature Control
• To protect air conditioner from damage
under the low outdoor ambient
temperature < -12°C.

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3 Product Specifications
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Unit CS-A18CK CU-A18CK
Power Source Phase, Voltage,
Cycle
Single, 230 - 208, 60 Hz
Cooling Capacity kW (BTU/h) 5.00 - 4.95 (17,000 - 16,900)
Heating Capacity kW (BTU/h) 5.36 - 5.30 (18,300 - 18,100)
Moisture Removal l/h (Pint/h) 1.9 (4.0)
Airflow Method OUTLET
INTAKE
SIDE VIEW TOP VIEW
Air Volume Indoor Air (Lo) m3/min (cfm) Cooling; 11.6 (410) - 11.6 (410)
Heating; 12.4 (438) - 12.4 (438)
-
Indoor Air (Me) m3/min (cfm) Cooling; 12.9 (455) - 12.9 (455)
Heating; 12.9 (455) - 12.9 (455)
-
Indoor Air (Hi) m3/min (cfm) Cooling; 13.6 (480) - 13.6 (480)
Heating; 14.5 (512) - 14.5 (512)
Cooling; 38.8 (1,370)
Indoor Air (SHi) m3/min (cfm) Cooling; 14.5 (512) - 14.5 (512)
Heating; 14.5 (512) - 14.5 (512)
-
Noise Level dB (A) Cooling; High 44 - 44, Low 38 - 38
Heating; High 43 - 43, Low 38 - 38
Cooling; High 55 - 52
Heating; High 56 - 53
Power level dB - -
Electrical Data Input Power kW Cooling; 1.76 - 1.72
Heating; 1.76 - 1.72
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Running Current A Cooling; 7.9 - 8.5
Heating; 7.9 - 8.5
EER BTU/hW Cooling; 9.7 - 9.8
COP BTU/hW Heating; 10.4 - 10.5
Starting Current A 47.0
Piping Connection Port(Flare piping) inchinch G ; Half Union 1/2 L ; Half Union
1/4
G ; 3-way valve 1/2 L ; 3-way valve
1/4
Pipe Size(Flare piping) inchinch G ; (gas side) 1/2 L ; (liquid side) 1/4 G ; (gas side) 1/2 L ; (liquid side) 1/4
DrainHose Inner diameter mm 12 -
Length mm 650 -
Power Cord Length m - -
Number of core-wire - -
Dimensions Height inch (mm) 10 - 13/16 (275) 26 - 31/32 (685)
Width inch (mm) 39 - 9/32 (998) 31 - 1/2 (800)
Depth inch (mm) 8 - 9/32 (210) 11 - 13/16 (300)
Net Weight lb (kg) 24 (11.0) 117 (53)
Compressor Type - Rotary (1 cylinder)rolling piston type
Motor Type - Induction (2-poles)
Rated Output kW - 1.2
Air Circulation Type Cross-flow Fan Propeller Fan
Material ASHT-18 PC + AES + Glass Fiber 15%
Motor Type Transistor (8-poles) Induction (6-poles)
Input W 44.8 - 53.5 151.2 - 135.7
Rated Output W 30 54
Fan Speed Low rpm Cooling; 1,160 - 1,160
Heating; 1,240 - 1,240
-
Medium rpm Cooling; 1,290 - 1,290
Heating; 1,290 - 1,290
-
High rpm Cooling; 1,360 - 1,360
Heating; 1,400 - 1,400
980 - 900
SuperHigh rpm Cooling; 1,400 - 1,400
Heating; 1,400 - 1,400
-
Heat Exchanger Description Evaporator Condenser
Tube material Copper Copper
Fin material Aluminium (Pre Coat) Aluminium (Blue Coat)
Fin Type Slit Fin Corrugated Fin
Row / Stage (Plate fin configuration, forced draft)
2 × 15 2 × 26
FPI 21 16
Size (W × H × L) mm 810 × 315 × 25.4 769.2
732.9
× 660.6 × 44
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Refrigerant Control Device - Capillary Tube
Refrigeration Oil (cm3) - SUNISO 4GDID or ATMOS M60
(650)
Refrigerant (R-22) g (oz) - 1,540 (54.4)
Thermostat Electronic Control Mechanical Control
Protection Device - OLP
Capillary Tube Length mm - Cooling; 910, Heating; 655
Flow Rate l/min - Cooling; 11.5, Heating; 19.0
Inner Diameter mm - Cooling; 1.6, Heating; 2.1
Air Filter MaterialStyle P.P.Honeycomb -
Capacity Control Capillary Tube
Compressor Capacitor μF, VAC - 40 μF, 370VAC
Fan Motor Capacitor μF, VAC - 3.0 μF, 450VAC
Note:
● Specifications are subject to change without notice for further improvement.
● (1) - CS-A18CKPG-4/CU-A18CKP6G-4 (USA).
● (2) - CS-A18CKPG-5/CU-A18CKP6G-5 (Canada).
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4 Dimensions
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5 Refrigeration Cycle Diagram
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0600000000x.html
6 Block Diagram
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0600000000x.html
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0700000000x.html
7 Wiring Diagram
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0700000000x.html
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0800000000x.html
8 Operation Details
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8.1 Cooling Mode Operation
8.2 Soft Dry Mode Operation
8.3 Heating Mode Operation
8.4 Automatic Mode Operation
8.5 Sleep Mode Auto Operation
8.6 Random Auto Restart Control
8.7 Indoor Fan Speed Control
8.8 Airflow Direction Control
8.9 Delay ON Timer Control
8.10 Remote Control Signal Receiving Sound
8.11 Economy Mode Operation
8.12 Powerful Mode Operation
8.13 Low outdoor ambient temperature control
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0800000000x.html [2008-07-14 08:53:31]

http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0801000000.html
8.1 Cooling Mode Operation
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Cooling in operation according to Remote Control setting.
Time Delay Safety Control (3 minutes)
● When the compressor is stopped by Remote Control, it restarts after 3 minutes when the
Remote Control is turned ON.
● When the setting temperature is reached during cooling operation, the compressor stops and it
will not start for 3 minutes.
7 minutes Time Save Control
● The compressor will start automatically if it has stopped for 7 minutes even if the room
temperature is between the compressor ON temperature and OFF temperature.
Anti-Freezing Control
● If the temperature of the indoor heat exchanger falls continuously below 2°C for 4 minutes or
more, the compressor turns off to protect the indoor heat exchanger from freezing. The fan
speed setting remains the same.
● Compressor will restart again when the indoor heat exchanger temperature rises to 10°C
(Recovery).
3 minutes waiting of Time Delay Safety Control is valid for Cooling Operation.
Compressor Reverse Rotation Protection Control
● If the compressor is operating continuously for 5 minutes or longer and the temperature
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http://tsn.pstc.panasonic.com/viewing/NA/CS-A18CKPG/SVC/s0801000000.html
difference between intake air and indoor heat exchanger is 2.5°C or less for 2 minutes,
compressor will stop and restart automatically.
(TimeDelay Safety Control is valid)
&utrif; T = Intake air temperature - Indoor heat exchanger temperature
This is to protect reverse rotation of the compressor when there is a instantaneous power failure.
Anti-Dew Formation Control
● Purpose is to prevent dew formation on indoor unit air discharge area.
● When the following conditions occur for 30 minutes continuously, anti-dew formation is
controlled by indoor fan speed shift to low (Changed to Lo+ ):
❍ Indoor intake air temperature is more than 24°C and less than 30°C.
❍ Remote Control setting temperature is less than 25°C.
❍ Compressor is on.
❍ Cooling operation mode.
❍ Indoor Fan motor operate at Low fan speed.
● This control is cancelled immediately when above condition is changed.
Automatic Fan Speed Mode
When Automatic Fan Speed is selected at Remote Control during cooling operation.
● Fan speed rotates in the range of Hi to Me.
● Deodorizing Control.
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