Manual for CS-A70KE / CU-A70KE

Manual for CS-A70KE / CU-A70KE

Brand: Panasonic

Category: Air Conditioner

Document Type: Manual

Language: EN

Uploaded: Nov. 21, 2025, 8:14 p.m.

Warranty Information

Specifications are subject to change without notice for further improvement.

Remote Control Functions:

  • Operation OFF/ON: Controls the power state of the unit.
  • Operation Mode Selection: Auto, Heat, Cool, Soft Dry modes available.
  • Indoor Fan Speed Selection: Low, Medium, High, and Auto fan speeds.
  • Airflow Direction Control: Auto swing or manual adjustment for vertical airflow; manual adjustment for horizontal airflow.
  • Room Temperature Setting: Adjusts temperature between 16°C and 30°C.
  • Timer Operation Selection: Set 24-hour OFF/ON timers.
  • Time / Timer Setting: Set hours and minutes.
  • Timer Operation Set / Cancel: Manage ON and OFF timers.
  • Clock Setting: Set the current time.
  • Sleep Mode Operation OFF/ON: Activates or deactivates sleep mode.

Indoor Unit Functions:

  • Power Switch OFF/ON: Main power control.
  • Temporary Operation Switch: For use when remote control is unavailable.
  • Remote Control Signal Receiving Sound Control: Can be activated via the temporary operation switch.
  • Operation Test Running / Pump Down Switch: For testing and servicing.
  • Operation Indication Lamps (LED): Indicate power, operation mode, and timer status.
  • Operation Mode: Heating, Cooling, Soft Dry, Automatic modes.
  • Time Delay Safety Control: Prevents immediate restarts after shutdown (approx. 3-4 minutes).
  • 7 Minutes Time Save Control: For cooling operation only.
  • Auto Restart Control: Resumes operation after power failure.
  • Anti-Freezing Control: Protects indoor heat exchanger.
  • Hot-Start Control: Prevents cold air discharge at heating start-up.
  • Sleep Mode Auto Control: Operates at SLo speed and stops after 8 hours.
  • Indoor Fan Speed Control: High, Medium, Low, and Automatic modes.
  • Airflow Direction Control: Automatic swing or manual adjustment.

Outdoor Unit Functions:

  • Compressor Reverse Rotation Protection Control: Protects compressor from reverse rotation.
  • Overload Protector: 2-stage protection for compressor.
  • 60 Secs. Forced Operation Control: Prevents immediate compressor stop.
  • Deice Control: Prevents frosting of outdoor heat exchanger during heating.
  • Overload Protection Control: Manages outdoor fan and compressor operation based on indoor heat exchanger temperature.
  • Compressor Protection Control: Protects compressor if outdoor fan is not running.
  • 4-Way Valve Control: Manages refrigerant flow during operation modes.
  • Outdoor Fan Operation Control: Includes inner protector.

Troubleshooting and error codes

Name Test Mode (When test point Short-circuited) Remarks
Mode Judgement 20 sec. 0 sec.
Deice End Judgement 60 sec. 0 sec.
TRS Recovery Detection 120 sec. 0 min.
Hot-start-Comp. Forced ON Time 30 sec. 0 sec.
Cooling 40 sec. 4 sec. Comp. ON
Deodorizing Control 70 sec. 7 sec. Comp. ON
Soft Dry 20 sec. 2 sec. Comp. OFF
Comp. Reverse Rotation Detection 180 sec. 18 sec. Comp. OFF
Comp. / Fan Motor Delay Timer 360 sec. 36 sec. Comp. OFF
Intake Air Anti-Freezing Prevention 5 min. 30 sec. Comp. ON 5 min. and above
Outdoor Fan Delay Timer 2 min. 0 sec.
Sleep Mode Waiting 1 hr. 6 sec.
Sleep Mode Operation 8 hrs. 48 sec.
Real Timer 1 hr. 1 min.
Time Delay Safety Control 10 min. 10 sec.
Forced Operation 2 min. 58 sec. 0 sec.
Time Save Control 60 sec. 0 sec.
Anti-Freezing Control 7 min. 42 sec.
Soft Dry Off 4 min. 0 sec.
Indoor Fan Step Change 6 min. 36 sec.
Heating Operation Start 30 min. 0 sec.
Deicing 60 min. 3 sec. 60 min. after previous Deice
Overload Deicing 4 min. 24 sec. Comp. ON continuously for 4 min.
Outdoor Fan Forced Operation 50 sec. 0 sec. TRS ON continuously for 50 sec.
Outdoor Fan OFF Time Accumulation 1 min. 6 sec. Comp. ON 1 min. and above
Ending of Deice Operation 30 sec. 3 sec. Outdoor Fan ON, Compressor OFF
After Deice Ended 12 min. 72 sec.
4-way Valve Control 30 sec. 3 sec. 4-way Valve ON
5 min. 30sec.
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