Panasonic Cs Kexxnb4x Cz 18bt1u Service Manual

5-4.  Heating Capacity
Indoor Unit  : CS-KE12NB41 & CZ-18BT1U
Outdoor Unit  : CU-KE12NK1
Power Supply  :  115V Single Phase 60Hz
< Heating Capacity >
TH : Total Heating Capacity (BTU/h)
1.
Rating conditions (#) 
:  Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB 
:  Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB
2.
3. Above data represents the value when the operation frequency of a compressor is fixed.Above data does not take Defrost Operation, Overload Prevention Protection, and/or Cold...

Indoor Unit  : CS-KE18NB4UW & CZ-18BT1U
Outdoor Unit  : CU-KE18NKU
Power Supply  :  230V Single Phase 60Hz
< Heating Capacity >
TH : Total Heating Capacity (BTU/h)
1.
Rating conditions (#) 
:  Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB 
:  Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB
2.
3. Above data represents the value when the operation frequency of a compressor is fixed.Above data does not take Defrost Operation, Overload Prevention Protection, and/or Cold Air
Prevention...

6.  ELECTRICAL DATA
6-1.  Electrical Characteristics
Indoor Unit CS-KE12NB41 & CZ-18BT1U
Outdoor Unit
 CU-KE12NK1
Indoor Unit    Outdoor Unit Complete Unit
Fan Motor Fan Motor + Compressor
Performance at 115V Single-phase 60Hz
Rating conditions    Running amp. A 0.21
Power input W 1812.39
1,242
Heating Cooling
12.6
1,260
Indoor Unit    Outdoor Unit Complete Unit
Fan Motor Fan Motor + Compressor
Performance at 115V Single-phase 60Hz
Rating conditions    Running amp. A 0.25
Power input W 2014.35
1,44014.6...

 
 
Indoor Unit CZ-KE18NB4U & CZ-18BT1U
Outdoor Unit
 CU-KE18NKU
Indoor Unit    Outdoor Unit
Fan Motor Fan Motor + Compressor
Performance at 230V Single-phase 60Hz
Rating conditions    Running amp. A 0.15
Power input W
A
W
A
W
A
W228.15
1,838
Rating conditions:  Indoor air temperature:  80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB
  Outdoor air temperature:  95 °F (35 °C) DB
Rating conditions:  Indoor air temperature  70 °F (21.1 °C) DB
  Outdoor air temperature  47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB
Heating...

6-2.  Electric Wiring Diagrams
Indoor Unit CS-KE12NB41 & CZ-18BT1U
  CS-KE18NB4UW & CZ-18BT1U
8FA2-5250-46900-2
123456
123456
FMDP
FAN MOTORDRAIN PUMP
DCM
6P (BLU)
6P (WHT)DP
3P (BLU)
3P (RED)PWM/POW 7P (RED) PWM/POW 7P (RED) RC
4P (WHT)IND
7P (WHT)FS
3P (RED) FLAP
5P (WHT)ROOM
2P (YEL)COIL-1
2P (RED) IND LAMP ASSYFLAP (W)
FLOAT SWITCH
BOX BOX SERIAL
2P (WHT)SERIAL
2P (WHT) TERMINAL BASE
CONTROLLER CONTROLLER
TO OUTDOOR UNIT
GNDFERRITE
COREAC1 AC2 SI1
RED
YELBLU
11YEL/(RED)33
112
1122
1122
23344556677...

8FA2-5251-12200-2
Outdoor Unit CU-KE12NK1
36 

8FA2-5251-11900-2
Outdoor Unit CU-KE18NKU
25A
CONTROLLER
DCFM MV0RV 0 RV1
FAN MOTOR 1
234567
BLKWHTREDBLUYEL
BLKWHTREDBLUYEL
BLKBLK
REDRED
w
w
w
w
w
w
ww
ww12345512431212
12345671245673
12
1234
3455
1
122
12
1233
12
12
1234124312341243
21
2 1
FERRITE
CORE
COMPRESSOR
THERMISTOR
OUT DOOR
THERMISTOR
COIL
THERMISTOR
MV0
MAGNETIC COIL w
w
*ELEC SYSTEM ASSY
1
2
3
4
5
6
REACTANCE
WHT2P-CONNECTOR
   (WHT)
2P-CONNECTOR
(WHT)
WHTWHT
WHT
REDRED(PINK)
RED(PINK)
WHT
WHT
WHT
WHTWHT
WHT
BLU
BLU
U
V
W...

ACL
(Reset)
button 1HR.
TIMER
button ON/OFF
operation
button
HIGH POWER
button
Test run mode
Self-diagnostic mode
Address setting mode
Fig. 1
Fig. 2
Fig. 3
Ta b
ACL button
7.  MAINTENANCE
7-1.  Address Setting of the Remote 
Controller
The address can be set in order to prevent 
interference between remote controllers when two 
indoor units are installed near each other. The 
address is normally set to "A." To set a different 
address, it is necessary to change the address on the 
second remote...

One of the two types of connectors illustrated at left is used. Their
basic structure is the same for each. 
How to Disconnect
Hold the resin connector cover, and pull the connector off.
You cannot disconnect the connector by pulling the wire since
it is locked inside. Always hold the cover to disconnect. (See
illustration at left.) For the connector without the resin cover,
push the lock in the direction of "2" while pulling it off. 
How to Connect
In order to connect, hold the resin cover of...

7-3.  Disassembly Procedure
7-3-1.  Remove the air intake grill.
(1)  Slide the 2 latches each to the corresponding arrow direction. (Fig. 1 and Fig. 2)
  Open downward the air intake grill located on the latch side.
(2)  Undo the air intake grill drop preventive hook. (Fig. 3)
  Undo the 2 hinges for the grill and remove the air intake grill.
7-3-2.  Disconnect the connectors in the control box.
(1)  Remove the 2 screws and remove the control box cover. (Fig. 4)
(2)  Disconnect the connectors CN04 (FLAP...