Panasonic CS-XZ9ZKH-8 Indoor Unit Air Conditioner Instruction Manual

June 12, 2024
Panasonic

Panasonic CS-XZ9ZKH-8 Indoor Unit Air Conditioner

Product Information

The product is an air conditioner with the following model numbers:

  • Indoor Unit: CS-XZ9ZKH-8, CS-XZ12ZKH-8, CS-XZ18ZKH-8, CS-XZ24ZKH-8
  • Outdoor Unit: CU-XZ9ZKH-8, CU-XZ12ZKH-8, CU-XZ18ZKH-8, CU-XZ24ZKH-8

It has a remote control and a built-in Network Adaptor that allows remote control operation from anywhere.

Product Usage Instructions

Before Operating

  1. Read the operating instructions thoroughly and keep them for future reference.
  2. Before installation, the installer should read the Installation Instructions and request the customer to keep them for future reference.
  3. Remove the remote control packed with the indoor unit.

Remote Control Usage

  1. Insert AAA or R03 batteries into the remote control.
  2. Press the CLOCK button and use the arrow buttons to set the time.

Basic Operation

  1. Press the POWER button to start or stop the operation.
  2. Press the mode buttons (AUTO, HEAT, COOL, iAUTO-X, DRY) to select the desired mode.
  3. Use the TEMP UP and TEMP DOWN buttons to adjust the desired temperature.

Additional Features

  • The air conditioner has indicators to display various settings and modes.
  • The airflow direction can be adjusted vertically (upper direction) and horizontally (lateral direction).
  • The FAN SPEED and QUIET conditions can be adjusted.
  • The Wireless LAN feature can be turned ON or OFF using the dedicated button.

Cleaning and Troubleshooting

  • Refer to the Cleaning the Air Conditioner section for instructions on how to clean the unit.
  • Refer to the Troubleshooting section for common issues and their solutions.

Accessories

  • The manual provides illustrations for explanation purposes only. The actual unit may differ from the descriptions.

Operating Instructions Air Conditioner 14-25

  • Before operating the unit, please read these operating instructions thoroughly and keep them for future reference.
  • Before installation, the installer should:
  • Read the Installation Instructions, then request the customer
  • keep them for future reference.
  • Remove the remote control packed with the indoor unit.
  • A new built-in Network Adaptor that allows you to control your air conditioner unit operation from anywhere.

Inserting the batteries

  1. Pull out the back cover of the remote control.
  2. Insert AAA or R03 batteries.
  3. Close the cover.

Clock setting

  1. Press C then press to set the time.
    • Press for approximately 5 seconds to show the time as 12-hour (am/pm) or 24-hour.
  2. Press to confirm.
  • Thank you for purchasing Panasonic Air Conditioner

Accessories

  • Remote control
  • AAA or R03 batteries × 2
  • Remote control holder
  • Screws for remote control holder × 2
  • The illustrations in this manual are for explanation purposes only and may differ from the actual unit. They are subject to change without notice.

Basic operation

  1. Press to start/stops the operation.
    • When the unit is ON, disappears from the remote control display.
  2. Press to select the desired mode.
  3. Press TEMP UP, and TEMP DOWN to select the desired temperature.
    • Selection range: 16.0 °C ~ 30.0 °C / 60 °F ~ 86 °F.
    • Press for approximately 10 seconds to show the temperature as °C or °F.

How to Use

Indicators

To adjust the airflow direction

  • Do not adjust the flap by hand.
  • For details operation, refer to “To Learn More

To adjust FAN SPEED and QUIET condition

FAN SPEED:

  • When FAN AUTO is selected, the fan speed is adjusted automatically according to the operation mode.
  • Select the lowest fan speed to have a low-noise operation.
  • When iAUTO-X mode is selected, the fan speed is automatically set to AUTO. To adjust the fan speed, cancel iAUTO-X mode.

QUIET:

  • This operation reduces airfl ow noise.

To enjoy a fresher and cleaner environment

  • This operation combines both nanoe™X and nanoe™-G (nanoe™ TECHNOLOGY).
  • nanoe™ TECHNOLOGY automatically starts when the unit is turned on.
  • Press to turn ON or OFF this operation manually.
  • This operation can be activated even when the unit is OFF. Note that the flap and fan speed will operate according to the remote control setting.
  • If a power failure occurs during this operation, this operation resumes immediately when power resumes.

To reduce power consumption

  • To reduce power consumption for better energy saving without sacrificing comfort.
  • The ECO function cannot be activated during iAUTO-X mode.
  • Press the button again to cancel

To reach the desired temperature quickly

  • When iAUTO-X mode is turned on, the unit automatically reduces the temperature by 2°C (4°F) from the set temperature to accelerate the room cooling effect.
  • The fan speed is set to AUTO and you cannot change the fan speed.
  • After a maximum of 4 hours, the unit returns to the last set temperature. To extend the iAUTO-X operation, press again to reactivate the iAUTO-X.
  • When the room has reached set temperature, and room temperature is > 23°C and room humidity is > 60%, iAUTO-X will operate at a predetermined setting.
  • When room humidity is high, the fan speed will operate at a lower speed.
  • When the unit is OFF and you want to reach the desired temperature quickly, press to turn on the unit in iAUTO-X mode.
  • To cancel iAUTO-X mode, press the button.
  • Not applicable for Heat operation.

To maximize comfort while sleeping

  • 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.
  • This operation is incorporated with the activation timer (0.5, 1, 2, 3, 4, 5, 6, 7, 8, or 9 hours).
  • This operation can be set together with a timer. Sleep operation has the priority over OFF timer.
  • This operation can be canceled by pressing the respective button until the sleep timer reaches 0.0h.

To connect to a network

  • For Wireless LAN Module operation setup, please refer to Setup Instructions Manual.

To set the timer

  • You can set the timer to turn on and off the unit at 2 different preset times.
  • To cancel the timer, press or select the respective setting or, then press
  • If the timer has been canceled manually or due to a power failure, you can restore the timer again.
  • Press or select the respective setting or, then press
  • The nearest timer setting is displayed and will activate in sequence.
  • The timer operation follows the clock setting on the remote control and will repeat daily when the timer has been set.
  • For clock setting, refer to Quick Guide.

Note

Operation mode

  • AUTO: The POWER indicator blinks at the initial stage.
  • The unit will select an operation mode every 10 minutes depending on the setting and room temperature.
  • HEAT: The POWER indicator blinks at the initial stage of this operation. The unit takes a while to warm up.
  • COOL: Provides efficient comfort cooling to suit your needs.
  • DRY: Operates at low fan speed for a gentle cooling operation.
  • When FAN AUTO is selected, DRY mode will operate with humidity control.
  • iAUTO-X: Provides fast cooling operation which is ideal on a hot day.

Energy-saving temperature setting

  • You may save energy when operating the unit within the recommended temperature range.
  • HEAT : 20.0 °C ~ 24.0 °C / 68 °F ~ 75 °F.
    • COOL: 26.0 °C ~ 28.0 °C / 79 °F ~ 82 °F.

Airflow direction

In HEAT mode:

  • If AUTO is set, the horizontal flap is fixed at the predetermined position. The vertical flap swings left/right after the temperature rises.

In COOL mode:

  • The horizontal flap is fixed at the middle position setting.
  • Once the temperature is achieved, the horizontal flap swings up/down automatically.

In DRY mode with Humidity Control:

  • If FAN AUTO is set, the horizontal flap swings up/down automatically.
  • Once the temperature is achieved, the horizontal flap is fixed at the predetermined position.

In DRY mode without Humidity Control:

  • The horizontal flap is fixed at the middle position setting.
  • Once the temperature is achieved, the horizontal flap swings up/down automatically.

In iAUTO-X mode:

  • The horizontal flap swings up/down automatically at a predetermined position.
  • Once the temperature is achieved, the horizontal flap is fixed at the upper position.

In HEAT/COOL/DRY/iAUTO-X mode:

  • The horizontal flap swings up/down automatically.

Auto restart control

  • When power is resumed after a power failure, the operation will restart automatically with the last operation mode and airfl ow direction.
  • This control is not applicable when TIMER is set.

Inside Cleaning

  • This function is to enhance the inside cleaning of the air conditioner indoor unit.
  • To activate inside cleaning, turn off the unit and press the button for more than 3 seconds from the remote control. During the inside cleaning operation, nanoe™X will turn on and the horizontal flap is open with low fan speed operation for a maximum of 2.5 hours before the unit is turned off. Do not turn off the power supply during this operation. The inside cleaning operation is completed when the fan stops and the flap is closed.
  • When power is resumed after failure, this operation will not resume.

Operating conditions

Use this air conditioner in the temperature range indicated in the table.

Temperature °C (°F) Indoor Outdoor
DBT WBT DBT
COOL Max. 32 (89.6)
Min. 16 (60.8) 11 (51.8)
HEAT Max. 30 (86.0)
Min. 16 (60.8)
  • DBT: Dry bulb temperature, WBT: Wet bulb temperature

Cleaning the Air Conditioner

  • Cleaning has to be carried out at regular intervals to ensure the unit is at optimal performance. A dirty unit may cause malfunction and you may retrieve “H 99” error code. Consult an authorised dealer.
  • Before cleaning, switch off the power supply and unplug the unit.
  • Do not touch the aluminium fi n as the sharp parts may cause injury.
  • Do not use benzine, thinner or scouring powder.
  • Use soap ( pH 7) or neutral household detergent only.
  • Do not use water hotter than 40 °C / 104 °F.

Indoor unit ( Structure of the unit may vary depending on the model)

Indoor unit

  • Do handle the unit surface with care to avoid scratches by sharp or rough items (e.g. fi fingernails, tools, rings, etc). Wipe the unit gently with a soft damp cloth.
  • The coils and fans should be cleaned periodically by an authorized dealer.

The front panel Washes gently and dry

How to remove the front panel

Close it securely

  • Close down.
  • Press both ends and center of the front panel.

Outdoor unit

  • Clean the debris that surrounds the unit.
  • Clear any blockage from the drain pipe.

nanoeTM-G Generator Once every 2 weeks

  • Clean with dry cotton buds.
  • Do not touch during operation.

Air filters Once every 2 weeks

  • Wash/rinse the filters gently with water to avoid damaging the surface.
  • Dry the filters thoroughly under a shade, away from fire or direct sunlight.
  • Replace any damaged filters.

Remove air filter

Remove from the unit

Attach air filter

Insert into the unit

Troubleshooting

The following symptoms do not indicate malfunction

Symptom Cause
POWER indicator blinks before the unit is switched on. • This is the

preliminary step to prepare for the TIMER operation after it has been set.

When Timer is set ON, the unit may start earlier up to (30 minutes) before the actual set time to achieve the

desired temperature on time.

TIMER indicator is always ON.| • When Timer has been set, the Timer setting repeats daily.
Operation is delayed a few minutes after restarting.| • The delay is a protection to the unit’s compressor.
Indoor fan stops occasionally during automatic fan speed setting.| • This is to help remove the surrounding odour.
Airflow continues even after operation has stopped.| • Extraction of remaining heat from the indoor unit (maximum 30 seconds).
The room has a peculiar odour.| • This may be due to damp smell emitted by the wall, carpet, furniture or clothing.
Cracking sound during operation.| • Changes in temperature caused the unit to expand and contract.
Water flowing sound during operation.| • Refrigerant flow inside the unit.
Mist emerges from indoor unit.| • During cooling operation, the discharged cold air may condense to water vapour.
Outdoor unit emits water or steam.| • During cooling operation, condensation occurs on

cold pipes and the condensed water may drip from the outdoor unit.

Louder noise at outdoor unit during early operation of i AUTO-X.| • The compressor and fan rotate at higher speed to boost cooling performance during initial operation.
Discoloration of some plastic parts.| • Discoloration is subjected to the types of materials used in plastic parts. It is accelerated when exposed to heat, sun light, UV light or environmental factors.
After extended use, dust may cover the front panel, grilles and the wall surrounding the unit.| • The dust accumulation is due to the air purification effect of negative ions from nanoe™-G. Remove the dust regularly with a clean dampened cloth.
Soft buzzing sound from indoor unit during nanoe™ TECHNOLOGY operation.| • It is normal when the nanoe™X generator is working. If you are concerned about the sound, cancel the nanoe™ TECHNOLOGY operation.
Wireless LAN indicator is ON when the unit is OFF.| • The unit’s wireless LAN connection with the router has been activated.

Check the following before calling for servicing

Symptom Check
Operation in HEAT / COOL mode is not working efficiently. • Set the

temperature correctly.

• Close all doors and windows.

• Clean or replace the filters.

• Clear any obstruction at the air inlet and air outlet vents.

Noisy during operation.| • Check if the unit has been installed at an incline.

• Close the front panel properly.

Remote control does not work.

(Display is dim or transmission signal is weak.)

| • Insert the batteries correctly.

• Replace weak batteries.

The unit does not work.| • Check if the circuit breaker is tripped.

• Check if timers have been set.

The unit does not receive the signal from the remote control.| • Make sure the receiver is not obstructed.

• Certain fluorescent lights may interfere with the signal transmitter. Consult an authorised dealer.

The nanoe™ TECHNOLOGY indicator at the indoor unit is not ON when nanoe™ TECHNOLOGY is activated.| • Use the remote control to retrieve the error code and consult an authorised dealer.

When…

  • The remote control is missing or a malfunction has occurred

( Structure of the unit may vary depending on the model)

  1. Raise the front panel.
  2. Press AUTO OFF/ON once to use in AUTO mode.
  3. To operate forced COOL mode, press AUTO OFF/ON hold until you hear 1 beep, then release. (This operation shall be performed by service personnel)
  4. To operate forced HEAT mode, repeat step 3. Press AUTO OFF/ON until you hear 2 beeps, then release. (This operation shall be performed by service personnel)
  5. Press AUTO OFF/ON again to turn off the unit.

The indicators are too bright

  • To dim or restore the indicators’ brightness on the unit, press on the remote for 5 seconds.

Conducting a seasonal inspection after extended period of non-use

  • Check the batteries.
  • Check that there is no obstruction around the air inlets and outlet vents.
  • Use AUTO OFF/ON on the unit to select HEAT/COOL mode. For details, refer “The remote control is missing or a malfunction has occurred” above. After 15 minutes of operation, it is normal to have the following temperature difference between the air inlet and outlet vents:
  • HEAT : ≥ 14 °C / 25.2 °F
  • COOL: ≥ 8 °C / 14.4 °F

The units will be not used for an extended period

  • Activate HEAT mode for 2~3 hours to remove any moisture left in the internal parts thoroughly. This is to prevent mould growth.
  • Turn off the power supply and unplug the unit.
  • Remove the batteries from the remote control.

NON SERVICEABLE CRITERIA

  • TURN OFF THE POWER SUPPLY AND UNPLUG THE UNIT. Then consult an authorized dealer in the following conditions:
  • Abnormal noise during operation.
  • Water/foreign particles have entered the remote control.
  • Water is leaking from the indoor unit.
  • The circuit breaker switches off frequently.
  • The power cord becomes unnaturally warm.
  • The switches or buttons are not functioning properly.

How to retrieve error codes

  • If the unit stops and the TIMER indicator blinks, use the remote control to retrieve the error code.
  • For certain errors, you may restart the unit for limited operation if there are 4 beeps when operation starts.
Diagnostic display Abnormality/Protection control
H 00 No memory of failure
H 11 Indoor/outdoor abnormal communication
H 12 Indoor unit capacity unmatched
H 14 Indoor intake air temperature sensor abnormality
H 15 Outdoor compressor temperature sensor abnormality
H 16 Outdoor current transformer (CT) abnormality
H 17 Outdoor suction temperature sensor abnormality
H 19 Indoor fan motor mechanism lock
H 21 Indoor float switch operation abnormality
H 23 Indoor heat exchanger temperature sensor 1 abnormality
H 24 Indoor heat exchanger temperature sensor 2 abnormality
H 25 Indoor ion device abnormality
H 26 Minus ION abnormality
H 27 Outdoor air temperature sensor abnormality
H 28 Outdoor heat exchanger temperature sensor 1 abnormality
H 30 Outdoor discharge pipe temperature sensor abnormality
H 31 Abnormal swimming pool sensor
H 32 Outdoor heat exchanger temperature sensor 2 abnormality
H 33 Indoor/outdoor misconnection abnormality
H 34 Outdoor heat sink temperature sensor abnormality
H 35 Indoor/outdoor water adverse current abnormality
H 36 Outdoor gas pipe temperature sensor abnormality
H 37 Outdoor liquid pipe temperature sensor abnormality
H 38 Indoor/outdoor mismatch (brand code)
H 39 Abnormal indoor operating unit or standby units
Diagnostic display Abnormality/Protection control
--- ---
H 41 Abnormal wiring or piping connection
H 50 Ventilation fan motor locked
H 51 Ventilation fan motor locked
H 52 Left-right limit switch fixing abnormality
H 58 Indoor gas sensor abnormality
H 59 Eco sensor abnormality
H 64 Outdoor high pressure sensor abnormality
H 67 nanoe abnormality
H 70 Light sensor abnormality
H 71 DC cooling fan inside control board abnormality
H 72 Abnormality tank temperature sensor
H 79 Wireless LAN module write error
H 85 Abnormal communication between indoor & wireless LAN module
H 97 Outdoor fan motor mechanism lock
H 98 Indoor high pressure protection
H 99 Indoor operating unit freeze protection
F 11 4-way valve switching abnormality
F 16 Total running current protection
F 17 Indoor standby units freezing abnormality
F 18 Dry circuit blocked abnormality
F 87 Control box overheat protection
F 90 Power factor correction (PFC) circuit protection
F 91 Refrigeration cycle abnormality
F 93 Outdoor compressor abnormal revolution
F 94 Compressor discharge pressure overshoot protection
F 95 Outdoor cooling high pressure protection
F 96 Power transistor module overheating protection
F 97 Compressor overheating protection
F 98 Total running current protection
F 99 Outdoor direct current (DC) peak detection
  • Some error codes may not be applicable to your model. Consult an authorized dealer for clarification
  • Panasonic Corporation
  • 1006, Oaza Kadoma, Kadoma City,
  • Osaka 571-8501, Japan
  • Website:http://www.panasonic.com
  • Panasonic Corporation 2022
  • Printed in Malaysia

Documents / Resources

| Panasonic CS-XZ9ZKH-8 Indoor Unit Air Conditioner [pdf] Instruction Manual
CS-XZ9ZKH-8, CS-XZ12ZKH-8, CS-XZ18ZKH-8, CS-XZ24ZKH-8, CU-XZ9ZKH-8, CU- XZ12ZKH-8, CU-XZ18ZKH-8, CU-XZ24ZKH-8, CS-XZ9ZKH-8 Indoor Unit Air Conditioner, Indoor Unit Air Conditioner, Air Conditioner
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