Panasonic Cs E719k Cs E919 Kcs E1219k Repair Manual

 1. The Electronic Controller, a Signal Receiver and an
Indicator (Fig. 3) can be seen by the below steps:
 • Remove the 2 caps and 2 screws at the bottom of the
Front Grille. (Fig. 1)
 • Remove the Front Grille by releasin g the 2 hooks at the
top of the Front Grille. (Fig. 1)
 • Remove the Control Board Cover by releasin g the 2
tabs at left, 1 tab on top and 1 tab at right side of the
Control Board Cover. (Fig. 2)
 2. To remove the Electronic Controller:
 • Release the Particular Piece. (Fig. 3)
 •...

 − Pulling out the Drain Hose from outlet to remove the
Discharge Grille. (Fig. 5)
 − Removing the right and left screws. (Fig. 5)
 − Then remove the Control Board by pressing down the
hook at the left and pushing up the right hook. (Fig. 5)
 − Release the Fan Motor leadwire by pressing the hook at
the center of the connector. (Fig. 6)
 − Remove the screw at the Cross Flow Fan. (Fig. 7)
 − REMINDER - To reinstall the Fan Motor, adjust the
connector of the Fan Motor as shown in the Fig. 7.
Fig. 5
Fig. 6...

 − Remove the screws at the left of the Evaporator. (Fig. 8)
 − Remove the Bearing. (Fig. 9)
 − Push up the Evaporator and pull out the Cross Flow Fan
from shaft. By then, Fan Motor can be taken out. (Fig. 9)
Fig. 8
Fig. 9
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CS-E719K CU-E7 19K / CS-E919K CU-E9 19K / CS-E1219K CU-E1219 K 

 • Remote Control Reset
When thebatteries are inserted for the first time, or the
batteries are replaced, all the indications will blink and the
remote control might not work.
If this happen , you will find a resetting terminal, and by
shorting it with a minus screwdriver, it will return to normal.
 • Changing the wireless remote control transmission
code
When twoindoor units are installed in the same room, in
order to prevent operating errors caused by using two
remote controls, cut a jumper wire at the...

13.1. Refrigeration cycle system
In order to diagnose malfunctions, make sure that there are no
electrical problems before inspecting the refrigeration cycle.
Such problems include insuffic ient insulation, problem with the
power source, malfunction of a compressor and a fan.
The normal outlet air temperature and pressure of the
refrigeration cycle depend s on various conditio ns, the standard
values for them are shown in the table to the right.
13 Troubleshooting Guide
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CS-E719K CU-E7 19K / CS-E919K...

13.1.1. Relationship between the condition of the air conditioner and pressure and
electric current
Cooling Mode
Condition of the air
conditonerLow PressureHigh PressureElectric current during operation
Insufficient refrigerant (gas
leakage)
Clogged capillary tube or
Strainer
Short circuit in the indoor unit
Heat radiation deficiency of
the outdoor unit
Inefficient compression
 • 
Carry out the measurements of pressure, electric current, and temperature fifteen minutes after an operation is started....

14 Technical Data
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CS-E719K CU-E7 19K / CS-E919K CU-E9 19K / CS-E1219K CU-E1219 K 

58
CS-E719K CU-E7 19K / CS-E919K CU-E9 19K / CS-E1219K CU-E1219 K 

15 Exploded View
Note:
The above explode d view is for the purpose of parts disassembly and replacement.
The non-numbered parts are not kept as standard service parts.
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CS-E719K CU-E7 19K / CS-E919K CU-E9 19K / CS-E1219K CU-E1219 K 

16 Replacement Parts List

REF. NO.PART NAME & DESCRIPTIONQTY.CS-E719KCS-E919KCS-E1219KREMARKS1CHASSY COMPLETE1CWD50C1240←←2FAN MOTOR1CWA921181←←03CROSS FLOW FAN COMPLETE1CWH02C1012←←4BEARING ASS’Y1CWH64K007←←5SCREW - CROSS FLOW FAN1CWH4580304←←6EVAPORATOR1CWB30C1233←CWB30C12377FLARE NUT1CWH6002140(1/4”)←←8FLARE NUT1CWT25005 (3/8”)←CWT25007 (1/2”)9INTAKE AIR SENSOR HOLDER1CWH32142←←10DISCHARGE GRILLE COMPLETE1CWE20C2101←←11VERTICAL VANE12CWE241068←←12CONNECTING BAR2CWE261024←←13AIR SWING...