Page 1
Operating Instructions Air Conditioner Model No. Indoor Unit Outdoor Unit CS-U25WKR CU-U25WKR CS-U35WKR CU-U35WKR CS-U50WKR CU-U50WKR Operating Instructions Air Conditioner Before operating the unit, please read these operating instructions thoroughly and keep them for future reference. The included Installation Instructions should be kept and read by the installer before installation.
Page 2
Provides maximum comfort and clean air with optimal energy saving methods. Use remote control within 8 m from the remote control receiver of the indoor unit. Quick Guide Inserting the batteries Clock setting 1 Press and set the time 1 Pull out the back cover of remote control.
Thank you for purchasing Panasonic Air Conditioner. Table of contents Safety precautions ……… 4-11 How to use ……………………12-13 To learn more ………………… 14 Cleaning instructions ……… 15 Troubleshooting ………… 16-18 Information………………… 19 Accessories • Remote control • AAA or R03 batteries × 2 •...
Safety precautions To prevent personal injury, injury to others or property damage, please comply with the following: WARNING Incorrect operation due to failure to follow instructions below may cause harm or damage, the seriousness of which is classifi ed as below: This appliances is not intended for accessibility by the Indoor unit and outdoor unit general public.
Page 5
If the supply cord is damaged, it must be replaced by the manufacturer, service agent CAUTION or similarly qualifi ed persons in order to avoid a hazard. Indoor unit and outdoor unit It is strongly recommended to be installed with Earth Leakage Circuit Breaker (ELCB) Do not wash the indoor unit with water, or Residual Current Device (RCD) to prevent benzine, thinner or scouring powder to avoid...
Page 6
Safety precautions Must always ensure that foreign matter (oil, water, etc.) does not enter the piping. Also, WARNING when storing the piping, securely seal the opening by pinching, taping, etc. (Handling of R32 is similar to R410A.) This appliance is fi lled with R32 •...
Page 7
f) Precautions shall be taken to avoid 2. Servicing excessive vibration or pulsation to 2-1. Service personnel refrigerating piping. • The system is inspected, regularly supervised g) Ensure protection devices, refrigerating and maintained by a trained and certifi ed piping and fi ttings are well protected service personnel who is employed by the against adverse environmental effects person user or party responsible.
Page 8
Safety precautions 2-3. Checking for presence of refrigerant 2-7. Checks to the refrigerating equipment • The area shall be checked with an • Where electrical components are being appropriate refrigerant detector prior to and changed, they shall be fi t for the purpose and during work, to ensure the technician is aware to the correct specifi...
Page 9
3. Repairs to sealed components 6. Detection of fl ammable refrigerants • During repairs to sealed components, all • Under no circumstances shall potential electrical supplies shall be disconnected from sources of ignition be used in the searching or the equipment being worked upon prior to any detection of refrigerant leaks.
Page 10
Safety precautions 8. Removal and evacuation 9. Charging procedures • When breaking into the refrigerant circuit • In addition to conventional charging to make repairs – or for any other purpose procedures, the following requirements shall – conventional procedures shall be used. be followed.
Page 11
e) If a vacuum is not possible, make a manifold • The recovery equipment shall be in good so that refrigerant can be removed from working order with a set of instructions various parts of the system. concerning the equipment that is at hand and f) Make sure that cylinder is situated on the shall be suitable for the recovery of fl...
How to use To adjust airfl ow direction AIR SWING Upper direction Indicator Upper direction: • Do not adjust the fl ap by POWER hand. TIMER Lateral direction: • For lateral direction, it is manually adjustable as Lateral shown. direction To adjust FAN SPEED and QUIET condition FAN SPEED/ QUIET...
Page 13
See "To learn more..." for details. To maximize comfort while sleeping SLEEP • This operation provides you with a comfortable environment while sleeping. It will automatically adjust the sleep pattern temperature during the activation period. • The indoor unit indicator will dim when this operation is activated. This is not applicable if the indicator brightness has been manually dimmed.
To learn more... Operation mode AUTO : During operation, the POWER indicator will blinks at initial. COOL : Provides effi cient comfort cooling to suit your needs. : Unit operates at low fan speed to give a gentle cooling operation. : To circulate air in the room.
Cleaning instructions To ensure optimal performance of the unit, Indoor unit cleaning has to be carried out at regular Anti-bacterial fi lter intervals. Dirty unit may cause malfunction and you may retrieve error code “H 99”. Front panel Aluminium fi n Please consult authorised dealer.
Troubleshooting The following symptoms do not indicate malfunction. Symptom Cause POWER indicator blinks before the unit • This is a preliminary step in preparation for the is switched on. operation when the ON timer has been set. When ON Timer is set, the unit may start earlier (up to 15 minutes) before the actual set time in order to achieve the desired temperature on time.
Page 17
When... ■The remote control is missing or a malfunction has occurred 1.Raise the front panel. 2.Press the button once to use in AUTO mode. 3. Press and hold the button until you hear 1 beep, then release to use in forced COOL mode.
Page 18
Troubleshooting How to retrieve error codes If the unit stops and the TIMER indicator blinks, use the remote control to retrieve the error code. Press until you hear beep Press for sound, then write down the 5 seconds TIMER TIMER error code CANCEL CANCEL...
Information Information for Users on Collection and Disposal of Old Equipment and used Batteries [Information on Disposal in other Countries outside the European Union] These symbols are only valid in the European Union. If you wish to discard these items, please contact your local authorities or dealer and ask for the correct method of disposal.
Need help?
Do you have a question about the CS-U25WKR and is the answer not in the manual?
Questions and answers