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Panasonic Cs Ksxxnb4x Cz 18bt1u Technical Service Manual

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    							Indoor UnitCS-KS12NB41 & CZ-18BT1U
    Outdoor UnitCU-KS12NK1A2-1-3.
    Vertical
    dB-A
    dB-A Indoor : Hi/Me/Lo
    Outdoor : Hi Air Filter
    Compressor
    Refrigerant / Amount charged at shipment Ibs (g)
    Refrigerant Control12.6
    1,260( 2.5 to 12.6 )
    ( 250 to 1,260 ) 11,900
    3.5( 3,000 to 11,900 )
    ( 0.9 to 3.5 )Cooling
    7,200
    4,700
    115V Single-Phase 60Hz
    104 to 126
    Refrigerant Tubing Connections Operation Sound
    Electrical Rating
    Sensible Capacity
    Latent Capacity
    W Power InputV
    A Available Voltage Range
    Running Amperes
    Narrow tube
    Wide tube Refrigerant inch (mm)
    Tube Diameter inch (mm)1/4 (6.35)
    3/8 (9.52) ft (m) Max. allowable tubing length at shipmentFlare Type
    25 (7.5) 34 / 32 / 31
    47 R410A / 2.43 (1,100)
    Electric Expansion ValveWashable, Anti-Mold
    DC Rotary (Inverter)-
    Auto Timer
    Indoor / Outdoor Fan Speeds 
    24-Hour ON or OFF Timer, 1-Hour OFF Timer
    Auto and 3 steps / Auto (Hi and multi steps)
    Airflow Direction (Indoor) Horizontal Controls / Temperature Control
    Control UnitMicroprocessor / I.C. Thermister
    Wireless Remote Control Unit
    Features
    Compressor Locked Rotor AmperesBTU/h
    Performance
    % Power Factor87
    A20 Voltage Rating
    BTU/hkW Total Capacity
    BTU/h
    SEER BTU/Wh 16
    235 (399) / 206 (350) / 194 (330) Air Circulation  (Hi/Me/Lo) ft3/min (m3/h)
    4.26 Moisture Removal (High) Pints/h
    EER BTU/h/W 9.44
    Fuse or Circuit Breaker Capacity A 20
    Wired Remote Controller (Option) CZ-RD515U
    11 
    						
    							Indoor UnitCS-KS12NB41 & CZ-18BT1U
    Outdoor UnitCU-KS12NK1A
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.
    Remarks:Rating conditions are:
    Cooling: Indoor air temperature
    Outdoor air temperature
    Shipping VolumeNet
    Shipping WeightIb. (kg)
    Ib. (kg)
    cu.ft (m3) inch (mm) Dimensions & Weight (Indoor Unit)
    Unit Dimensions Height
    Width
    Depth
    -
    -22-5/8 (575)
    35.3 (16)Individual Unit
    Body
    (CS-KS12NB41)
    Panel
    (CZ-18BT1U) Indoor Unit(CS-KS12NB41 & CZ-18BT1U)
    inch (mm) (313)12-5/16
    (625) 24-19/32
    (625) 24-19/32
    (18.7) 41.311-5/32 (283)
    inch (mm) 22-5/8 (575)
    inch (mm) Package Dimensions Height
    Width
    Depth28-1/8 (714) inch (mm) -
    -
    -11-13/32 (290)
    inch (mm) 24-13/16 (630)
    41.9 (19)
    4.59 (0.13)24-19/32 (625)
    6.0 (2.7) 1-9/16 (40)
    24-19/32 (625)
    26-11/16 (678)4-1/8 (105)
    26-3/16 (665)
    7.7 (3.5)
    1.65 (0.04)
    Shipping VolumeNet
    Shipping WeightIb. (kg)
    Ib. (kg)
    cu.ft (m3) inch (mm) Dimensions & Weight (Outdoor Unit)
    Unit Dimensions Height
    Width
    DepthOutdoor Unit
    (CU-KS12NK1A)
    inch (mm) (548)21-9/16
    (720) 28-11/32
    (265) 10-7/16
    (596) 23-15/32
    (866) 34-3/32
    (368) 14-1/2
    (34.0) 75.0
    (37.0) 81.6
    (0.18) 6.35
    inch (mm)
    inch (mm) Package Dimensions Height
    Width
    Depthinch (mm)
    inch (mm)
    80 °F DB / 67 °F WB
    95 °F DB / 75 °F WB
    12 
    						
    							< 230V > Indoor UnitCS-KS18NB4UW & CZ-18BT1U
    Outdoor UnitCU-KS18NKUA
    2-1-4.
    Vertical
    dB-A
    dB-A Indoor : Hi/Me/Lo
    Outdoor : Hi Air Filter
    Compressor
    Refrigerant / Amount charged at shipment Ibs (g)
    Refrigerant Control8.3
    1,860( 1.2 to 8.3 )
    ( 250 to 1,860 ) 17,500
    5.15( 4,000 to 17,500 )
    ( 1.2 to 5.15 )Cooling
    10,600
    6,900 230V Single-Phase 60Hz
    187 to 253
    Refrigerant Tubing Connections Operation Sound
    Electrical Rating
    Sensible Capacity
    Latent Capacity
    W Power InputV
    A Available Voltage Range
    Running Amperes
    Narrow tube
    Wide tube Refrigerant inch (mm)
    Tube Diameter inch (mm)1/4 (6.35)
    1/2 (12.7) ft (m) Max. allowable tubing length at shipmentFlare Type
    25 (7.5) 44 / 40 / 36
    51 R410A / 2.87 (1,300)
    Electric Expansion ValveWashable, Anti-Mold
    DC Twin Rotary (Inverter)-
    Auto Timer
    Indoor / Outdoor Fan Speeds 
    24-Hour ON or OFF Timer, 1-Hour OFF Timer
    Auto and 3 steps / Auto (Hi and multi steps)
    Airflow Direction (Indoor) Horizontal Controls / Temperature Control
    Control UnitMicroprocessor / I.C. Thermister
    Wireless Remote Control Unit
    Features
    Compressor Locked Rotor AmperesBTU/h
    Performance
    % Power Factor97
    A 17.5 Voltage Rating
    BTU/hkW Total Capacity
    BTU/h
    SEER BTU/Wh 16
    341 (579) / 294 (500) / 253 (430) Air Circulation  (Hi/Me/Lo) ft3/min (m3/h)
    4.89 Moisture Removal (High) Pints/h
    EER BTU/h/W 9.41
    Fuse or Circuit Breaker Capacity A 15
    Wired Remote Controller (Option) CZ-RD515U
    13 
    						
    							Indoor UnitCS-KS18NB4UW & CZ-18BT1U
    Outdoor UnitCU-KS18NKUA
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.
    Remarks:Rating conditions are:
    Cooling: Indoor air temperature
    Outdoor air temperature
    Shipping VolumeNet
    Shipping WeightIb. (kg)
    Ib. (kg)
    cu.ft (m3) inch (mm) Dimensions & Weight (Indoor Unit)
    Unit Dimensions Height
    Width
    DepthIndividual Unit
    Body
    (CS-KS18NB4UW)
    Panel
    (CZ-18BT1U) Indoor Unit(CS-KS18NB4UW & CZ-18BT1U)
    inch (mm)
    inch (mm)
    inch (mm) Package Dimensions Height
    Width
    Depthinch (mm)
    inch (mm)
    Shipping VolumeNet
    Shipping WeightIb. (kg)
    Ib. (kg)
    cu.ft (m3) inch (mm) Dimensions & Weight (Outdoor Unit)
    Unit Dimensions Height
    Width
    DepthOutdoor Unit
    (CU-KS18NKUA)
    inch (mm) (670)26-3/8
    (880) 34-21/32
    (285) 11-7/32
    (733) 28-27/32
    (1,012) 39-27/32
    (379) 14-29/32
    (41.0) 90.4
    (45.0) 99.2
    (0.28) 9.88
    inch (mm)
    inch (mm) Package Dimensions Height
    Width
    Depthinch (mm)
    inch (mm)
    < 230V >
    -
    -(313) 12-5/16
    (625) 24-19/32
    (625) 24-19/32
    (18.7) 41.3-
    -
    -22-5/8 (575)
    35.3 (16) 11-5/32 (283)
    22-5/8 (575)
    28-1/8 (714) 11-13/32 (290)
    24-13/16 (630)
    41.9 (19)
    4.59 (0.13)24-19/32 (625)
    6.0 (2.7) 1-9/16 (40)
    24-19/32 (625)
    26-11/16 (678)4-1/8 (105)
    26-3/16 (665)
    7.7 (3.5)
    1.65 (0.04)
    80 °F DB / 67 °F WB
    95 °F DB / 75 °F WB
    14 
    						
    							Indoor UnitCS-KS18NB4UW & CZ-18BT1U
    Outdoor UnitCU-KS18NKUA
    < 208V >2-1-5.
    Vertical
    dB-A
    dB-A Indoor : Hi/Me/Lo
    Outdoor : Hi Air Filter
    Compressor
    Refrigerant / Amount charged at shipment Ibs (g)
    Refrigerant Control9.1
    1,860( 1.2 to 9.1 )
    ( 250 to 1,860 ) 17,500
    5.15( 4,000 to 17,500 )
    ( 1.2 to 5.15 )Cooling
    10,600
    6,900 208V Single-Phase 60Hz
    187 to 253
    Refrigerant Tubing Connections Operation Sound
    Electrical Rating
    Sensible Capacity
    Latent Capacity
    W Power InputV
    A Available Voltage Range
    Running Amperes
    Narrow tube
    Wide tube Refrigerant inch (mm)
    Tube Diameter inch (mm)1/4 (6.35)
    1/2 (12.7) ft (m) Max. allowable tubing length at shipmentFlare Type
    25 (7.5) 44 / 40 / 36
    51 R410A / 2.87 (1,300)
    Electric Expansion ValveWashable, Anti-Mold
    DC Twin Rotary (Inverter)-
    Auto Timer
    Indoor / Outdoor Fan Speeds24-Hour ON or OFF Timer, 1-Hour OFF Timer
    Auto and 3 steps / Auto (Hi and multi steps)
    Airflow Direction (Indoor) Horizontal Controls / Temperature Control
    Control UnitMicroprocessor / I.C. Thermister
    Wireless Remote Control Unit
    Features
    Compressor Locked Rotor AmperesBTU/h
    Performance
    % Power Factor98
    A 17.5 Voltage Rating
    BTU/hkW Total Capacity
    BTU/h
    SEER BTU/Wh 16
    341 (579) / 294 (500) / 253 (430) Air Circulation  (Hi/Me/Lo)ft3/min (m3/h)
    4.89 Moisture Removal (High) Pints/h
    EER BTU/h/W 9.41
    Fuse or Circuit Breaker Capacity A15
    Wired Remote Controller (Option)CZ-RD515U
    15 
    						
    							Indoor UnitCS-KS18NB4UW & CZ-18BT1U
    Outdoor UnitCU-KS18NKUA
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.
    Remarks:Rating conditions are:
    Cooling: Indoor air temperature
    Outdoor air temperature
    Shipping VolumeNet
    Shipping WeightIb. (kg)
    Ib. (kg)
    cu.ft (m3) inch (mm) Dimensions & Weight (Indoor Unit)
    Unit Dimensions Height
    Width
    DepthIndividual Unit
    Body
    (CS-KS18NB4UW)
    Panel
    (CZ-18BT1U) Indoor Unit(CS-KS18NB4UW & CZ-18BT1U)
    inch (mm)
    inch (mm)
    inch (mm) Package Dimensions Height
    Width
    Depthinch (mm)
    inch (mm)
    Shipping VolumeNet
    Shipping WeightIb. (kg)
    Ib. (kg)
    cu.ft (m3) inch (mm) Dimensions & Weight (Outdoor Unit)
    Unit Dimensions Height
    Width
    DepthOutdoor Unit
    (CU-KS18NKUA)
    inch (mm) (670)26-3/8
    (880) 34-21/32
    (285) 11-7/32
    (379) 14-29/32
    (41.0) 90.4
    (45.0) 99.2
    (0.28) 9.88
    inch (mm)
    inch (mm) Package Dimensions Height
    Width
    Depthinch (mm)
    inch (mm)
    < 208V >
    -
    -(313) 12-5/16
    (625) 24-19/32
    (625) 24-19/32
    (18.7) 41.3-
    -
    -22-5/8 (575)
    35.3 (16) 11-5/32 (283)
    22-5/8 (575)
    28-1/8 (714) 11-13/32 (290)
    24-13/16 (630)
    41.9 (19)
    4.59 (0.13)24-19/32 (625)
    6.0 (2.7) 1-9/16 (40)
    24-19/32 (625)
    26-11/16 (678)4-1/8 (105)
    26-3/16 (665)
    7.7 (3.5)
    1.65 (0.04)
    80 °F DB / 67 °F WB
    95 °F DB / 75 °F WB
    (733) 28-27/32
    (1,012) 39-27/32
    16 
    						
    							Indoor Unit (Body)CS-KS12NB41
    Indoor Unit (Panel)CZ-18BT1U
    2-2.  Major Component Specifications
    2-2-1.  Indoor Unit
    MP24ZN-12V ... 2 Flap Motor
    TypeStepping Motor
    Rating  Model ... Q'ty
    Coil Resistance Ohm
    (Ambient Temp. 77 °F (25 °C))Each Pair of Terminal : 380 +/- 7%DC 12V PLD-12115ST-1 ... 1
    AC115V, 60Hz
    10.8 Model ... Q'ty
    Rating Voltage, Hz
    Input Drain Pump
    W
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.
    Thermal Fuse
    293 (145) Safty Device
    Open Type
    °F (°C)
    Aluminum Plate Fin / Copper Tube
    2
    18.1
    2.94 (0.273)  Face Area  Coil
    Rows
    Fins per inch Heat Exchanger Coil
    ft
    2 (m2)
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.
      Control PCB
    Control Circuit Fuse  ControlsPart No.
    Microprocessor
    250V 3A CB-CS-KS12NB4U
    1 ... D12-5/8 / L5-3/4 (D322/L147)Turbo
    DC Motor
    SIC-62FW-D866-2 ... 1
    8
    - 470
    -
    - Fan
    Q'ty ... Dia. and Length Type
    inch (mm)
     Fan Motor
    Coil ResistanceRough Measure RPM (Cool)Type
    Model ... Q'ty
    No. of Poles
    (Ambient Temp. 68 °F (20 °C))
    Run Capacitor Micro F
    VAC Ohm
    101 +/- 10% Coil Resistance
    Ohm
    (Ambient Temp. 68 °F (20 °C))
    Yes DC160V / 23W
    Internal Controller
    Yes Rating Voltage / Nominal Output
    Safety Device
    Type
    Over- Current Protection
    Over- Heat Protection
    17 
    						
    							Indoor Unit (Body)CS-KS18NB4UW
    Indoor Unit (Panel)CZ-18BT1U
    MP24ZN-12V ... 2 Flap Motor
    TypeStepping Motor
    Rating  Model ... Q'ty
    Coil Resistance Ohm
    (Ambient Temp. 77 °F (25 °C))Each Pair of Terminal : 380 +/- 7%DC 12V Aluminum Plate Fin / Copper Tube
    2
    18.1
    2.94 (0.273)  Face Area  Coil
    Rows
    Fins per inch Heat Exchanger Coil
    ft
    2 (m2)
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.
    Control PCB
    Control Circuit Fuse  ControlsPart No.
    Microprocessor
    250V 3A CB-CS-KS18NB4U
    1 ... D12-5/8 / L5-3/4 (D322/L147)Turbo
    DC Motor
    SIC-62FW-D866-2 ... 1
    8
    - 650
    -
    - Fan
    Q'ty ... Dia. and Length Type
    inch (mm)
     Fan Motor
    Coil ResistanceRough Measure RPM (Cool)Type
    Model ... Q'ty
    No. of Poles
    (Ambient Temp. 68 °F (20 °C))
    Run Capacitor Micro F
    VAC Ohm
    DATA SUBJECT TO CHANGE WITHOUT NOTICE.Internal Controller Safety Device
    Type
    PLD-12230ST-1 ... 1
    AC208 to 240V, 60Hz
    10.8
    333 +/- 10% Coil Resistance Model ... Q'ty
    Rating Voltage, Hz
    Input Drain Pump
    OhmW
    Thermal Fuse
    293 (145) (Ambient Temp. 68 °F (20 °C))
    Safty Device
    Open Type
    °F (°C)
    Yes Yes Over- Current Protection
    Over- Heat ProtectionDC340V / 20W Rating Voltage / Nominal Output
    18 
    						
    							Outdoor UnitCU-KS18NKU
    Control PCB
    Control Circuit Fuse  ControlsPart No.
    Microprocessor
    250V 25A CB-CU-KS18NKU
    DATA SUBJECT TO CHANGE WITHOUT NOTICE. Pints (cc)
     
    WHT - BLU :
    BLU - RED : RED - WHT :
    77.5
    77.5 77.5
     
    Micro F
    VAC
     External FinishAcrylic baked-on enamel finishFV50S ... 0.74 (350)
    -
    - Internal Controller
    Yes
    Aluminum Plate Fin / Copper Tube
    2
    21.2
     Face Area
    ft
    2 (m2)5.49 (0.510)  Coil
    Rows
    Fins per inch Heat Exchanger Coil 
    SIC-67FV-F460-1 ... 1  
    Compressor Oil ...  Amount
    8
    50 820
     OhmDC Motor      Type
    Compressor Model / Nominal Output Compressor
    Coil Resistance (Ambient Temp. 68 °F (20 °C))
    OhmDC Twin Rotary (Hermetic)
    C-6RVN93H0M / 1,050W
    R - S :
    S - T :
    T - R :0.482
    0.482
    0.482
    CT (Peak current cut-off control)
    Compressor Discharge Temp. Control
    Operation cut-off control in abnormal ambient Temp.
    Safety Device
    Micro F
    VAC Run Capacitor
    Crankcase HeaterYes
    Yes
    Yes
    Overload Relay
    CS-7L115 Model
    Operation Temp.
    Open : 239 °F (115 °C), Close : 203 °F (95 °C)
    -
    -
    -
    1 ... D16-17/32 (D420) Fan
    Propeller
    Q'ty ... Dia. inch (mm) Type
    Type
    Over- Current Protection (Ambient Temp. 68 °F (20 °C))  Fan Motor
    Nominal Output
    Coil Resistance
    Safety DeviceRough Measure RPM (Cool)
    Run Capacitor Type
    Model ... Q'ty
    No. of Poles
    W
    2-2-2.  Outdoor Unit
    19 
    						
    							Outdoor UnitCU-KS12NK1A
    Control PCB
    Control Circuit Fuse  ControlsPart No.
    Microprocessor
    125V 25A CB-CU-KS12NK1A
    DATA SUBJECT TO CHANGE WITHOUT NOTICE. Pints (cc)
     
    WHT - BLU :
    BLU - RED : RED - WHT :
    77.5
    77.5 77.5
     
    Micro F
    VAC
     External FinishAcrylic baked-on enamel finishFV50S ... 0.68 (320)
    -
    - Internal Controller
    Yes
    Aluminum Plate Fin / Copper Tube
    2
    18.1
     Face Area
    ft
    2 (m2)3.95 (0.367)  Coil
    Rows
    Fins per inch Heat Exchanger Coil 
    SIC-67FV-F460-1 ... 1  
    Compressor Oil ...  Amount
    8
    50 750
     OhmDC Motor      Type
    Compressor Model / Nominal Output Compressor
    Coil Resistance (Ambient Temp. 68 °F (20 °C))
    OhmDC Rotary (Hermetic)
    G4C090LU1ER / 900W
    U - V :
    V - W :
    W - U :0.81
    0.81
    0.81
    CT (Peak current cut-off control)
    Compressor Discharge Temp. Control
    Operation cut-off control in abnormal ambient Temp.
    Safety Device
    Micro F
    VAC Run Capacitor
    Crankcase HeaterYes
    Yes
    Yes
    Overload Relay
    CS-7L115 Model
    Operation Temp.
    Open : 239 °F (115 °C), Close : 203 °F (95 °C)
    -
    -
    115V 20W
    1 ... D15-3/4 (D400) Fan
    Propeller
    Q'ty ... Dia. inch (mm) Type
    Type
    Over- Current Protection (Ambient Temp. 68 °F (20 °C))  Fan Motor
    Nominal Output
    Coil Resistance
    Safety DeviceRough Measure RPM (Cool)
    Run Capacitor Type
    Model ... Q'ty
    No. of Poles
    W
    20 
    						
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