8-3. Checking the Indoor and Outdoor Units

(1) Checking the indoor unit

No.

Control

Check items (unit operation)

 

 

 

1

Use the remote controller to operate the

• The rated voltage must be present between inter-unit wirings 1 and 2.

 

unit in "TEST run" mode. To determine

• Connect a 5 k ohm resistor between inter-unit wirings 2 and 3. When the

 

whether the mode is currently in

voltage at both ends is measured, approximately 12 to 15V DC must

 

"TEST run" mode, check the 4 indicator

be output and the multimeter pointer must bounce once every 8

 

lamps on the unit. If all 4 are blinking,

seconds.

 

the current mode is "TEST run."

Or instead of measuring the voltage, you can insert an LED jig and

 

 

check that the LED flickers once every 8 seconds.

 

 

 

If there are no problems with the above, then check the outdoor unit.

For the "Test run" procedure, refer to the Appendix B "Installation Instructions".

(2) Checking the outdoor unit

No.

Control

Check items (unit operation)

 

 

 

 

 

 

 

1

Apply the rated voltage between outdoor

• The control panel LED (red) must illuminate.

 

unit terminals L and N.

 

 

 

 

 

 

 

 

 

 

 

 

2

Short-circuit the outdoor unit COM terminal

• The compressor, fan motor and 4-way valve must all turn on.

 

to the T-RUN terminal.

 

 

 

 

 

 

 

 

 

 

 

 

If there are no problems with the above, then check the indoor unit.

 

Using the TEST/T-RUN terminals

 

 

TEST/T-RUN terminals

 

 

 

 

 

 

 

 

 

 

 

 

 

T-RUN : Test run (compressor and fan motor turn ON).

TEST/MV : Compresses time to 1/60th (accelerates operation by 60 times faster than normal).

(TEST)/MV

T-RUN

COM

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Panasonic CU-KE36NKU Checking the Indoor and Outdoor Units, Checking the indoor unit Control Check items unit operation
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CS-KE30NKU, CS-KE36NKU, CU-KE30NKU, CU-KE36NKU specifications

The Panasonic CU-KE36NKU, CS-KE36NKU, CU-KE30NKU, and CS-KE30NKU air conditioning units represent the brand's commitment to delivering high-performance cooling solutions backed by innovative technologies. These units cater to both residential and commercial applications, ensuring users experience maximum comfort throughout the year.

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