Panasonic Cs Kexxnb4x Cz 18bt1u Service Manual

Indoor UnitCS-KE18NB4UW & CZ-18BT1U
Outdoor UnitCU-KE18NKU
< 208V >2-1-3.
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
6,900208V 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...

Indoor UnitCS-KE18NB4UW & CZ-18BT1U
Outdoor UnitCU-KE18NKU
DATA SUBJECT TO CHANGE WITHOUT NOTICE.
Shipping VolumeNet
Shipping Weight Ib. (kg)
Ib. (kg)
cu.ft (m3) inch (mm) Dimensions & Weight (Indoor Unit)
Unit Dimensions Height
Width
DepthIndividual Unit
Body
(CS-KE18NB4UW)
Panel
(CZ-18BT1U) Indoor Unit(CZ-KE18NB4UW & CZ-18BT1U)
inch (mm)
inch (mm)
inch (mm) Package Dimensions Height
Width
Depthinch (mm)
inch (mm)
Shipping VolumeNet
Shipping Weight Ib. (kg)
Ib. (kg)
cu.ft (m3) inch (mm) Dimensions &...

Indoor Unit (Body)CS-KE12NB41
Indoor Unit (Panel)CZ-18BT1U
2-2.  Major Component Specifications
2-2-1.  Indoor Unit
MPZN-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
101 +/- 10% Coil Resistance Model ... Q'ty
Rating Voltage, Hz
Input Drain Pump
OhmW
DATA SUBJECT TO CHANGE WITHOUT NOTICE.
Thermal Fuse
293 (145) (Ambient Temp. 68 °F (20 °C))
Safty Device...

Indoor Unit (Body)CS-KE18NB4UW
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-KE18NB4U
1 ... D12-5/8 / L5-3/4...

2-2-2.  Outdoor Unit
Control PCB
Control Circuit Fuse  ControlsPart No.
Microprocessor
125V 25A CB-CU-KE12NK1
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
Ye s
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 / 750...

Outdoor UnitCU-KE18NKU
Control PCB
Control Circuit Fuse  ControlsPart No.
Microprocessor
250V 25A CB-CU-KE18NKU
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
Ye s
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 /...

2-3.  Other Component Specifications
 
Indoor Unit CS-KE12NB41 & CZ-18BT1U
  CS-KE18NB4UW & CZ-18BT1U
Outdoor Unit CU-KE12NK1
 CU-KE18NKU
0
32 50 68 86 104 122 140 158 176 194
(0) (10) (20) (30) (40) (50) (60) (70) (80) (90) 40 60 80 100 120 140 160 180 200
20
50 1
0 2 3 4 5
6
7
8
9 10
59 68 77 86 95 104
(10) (15) (20) (25) (30) (35) (40)
• Indoor air temp sensor
  (Model:KTEC-35-S98)• Indoor heat exchanger sensor
  (Model:PT2M-51H-S3)
• Compressor temp sensor
  (CU-KE12NK1...
Model:DTN-TKS274Y TH2)...

3.  DIMENSIONAL DATA
Indoor Unit  CS-KE12NB41 & CZ-18BT1U
  CS-KE18NB4UW & CZ-18BT1U
6-5/16 6-11/16
1-3/16 (30)
4-19/32
1-25/32
1-25/32
2-3/32
8-15/32
22-5/8 (575)
11-5/32 (283)
3
65
Less than 31/32   Less than 31/32 
3-5/8
22-5/8 (575)
12-7/8
 Suspension bolt pitch
 Suspension bolt pitch21-1/32 (534)
21-1/32
 (534)
12-7/16
23-5/8 (600)
Ceiling opening dimensions
23-5/8 (600)
Ceiling opening dimensions
7
Center of
panel
24-19/32 (625)
24-19/32 (625)13-5/32 (334)
14-3/32 (358)
12 2
2
2
7-11/16
4-29/32
A...

10-13/16
3-19/32
ID:23/324-ID:15/16
21-3/16
6-3/32
4-9/32 2-5/32
Narrow tube service valve
dia.1/4" (6.35) Wide tube service valve
dia.3/8" (9.52) 3-19/32
15/32
10-7/16 (265)
11-13/32
12-7/16
 
Outdoor Unit CU-KE12NK1
Unit : inch (mm)
(852-0-0010-12700-0)
28-11/32 (720) 2-1/8
21-9/16 (548) 5/8
19 

Narrow tube service valve
dia.1/4" (6.35)Wide tube service valve
dia.1/2" (12.70)
4-3/8 2-5/326-17/32
5-23/32 3/32
26-3/8(670) 23/32
1-13/16 34-21/32(880)23-15/16 5-11/32
15/32
11-7/32(285)
12-7/32
13-5/32
11-17/32
ID:23/324-ID:15/161-3/8
2-17/32
2-13/32
 
Outdoor Unit CU-KE18NKU
Unit : inch (mm)
(852-0-0010-13200-0)
20