Contents

TECHNICAL DATA & SERVICE MANUAL
- IMPORTANT!
- Check of Density Limit
- Contents
- 1. SPECIFICATIONS
  - 1-1. Unit Specifications
  - 1-2. Major Component Specifications
  - 1-3. Other Component Specifications
  - 1-4. Dimensional Data
  - 1-5. Refrigerant Flow Diagram
  - 1-6. Operating Range
  - 1-7. Capacity Correction Graph According to Temperature Condition
  - 1-8. Noise Criterion Curves
  - 1-9. Increasing the Fan Speed
  - 1-10. External Static Pressure Setting
  - 1-11. Air Throw Distance Chart
  - 1-12. ELECTRICAL WIRING
  - 1-13. Installation Instructions
- 2. PROCESSES AND FUNCTIONS
  - 2-1. Room Temperature Control
  - 2-2. Cold Draft Prevention (Heating Cycle)
  - 2-3. Automatic Fan Speed (Indoor Unit)
  - 2-4. Control Functions
  - 2-5. Outdoor Unit Control PCB
  - 2-6. Outdoor Unit Control PCB (CR-CH4272R)
- 3. ELECTRICAL DATA
  - 3-1. Indoor Units
  - 3-2. Outdoor Units
- 4. SERVICE PROCEDURES
  - 4-1. Meaning of Alarm Messages
  - 4-2. Symptoms and Parts to Inspect
  - 4-3. Details of Alarm Messages
  - 4-4. Table of Thermistor Characteristics
- 5. OUTDOOR UNIT MAINTENANCE REMOTE CONTROL
  - In the case of CZ-RTC2
    - 5-1. Overview
    - 5-2. Functions
    - 5-3. Normal Display Operations and Functions
    - 5-4. Monitoring Operations: Display of Indoor Unit and Outdoor Unit Sensor Temperatures
    - 5-5. Monitoring the Outdoor Unit Alarm History: Display of Outdoor Unit Alarm History
    - 5-6. Setting Modes: Setting the Outdoor Unit EEPROM
  - In the case of CZ-RTC4
    - 5-7. Overview
    - 5-8. Functions
    - 5-9. Normal Display Operations and Functions
    - 5-10. Monitoring Operations: Display of Indoor Unit and Outdoor Unit Sensor Temperatures
    - 5-11. Mounting the Outdoor Unit Alarm History :Display of Outdoor Unit Alarm History
    - 5-12. Setting Modes : Setting the Outdoor Unit EEPROM
- 6. TEST RUN
  - 6-1. Preparing for Test Run
  - 6-2. Caution
  - 6-3. Test Run Procedure
  - 6-4. Items to Check Before the Test Run
  - 6-5. Test Run Using the Remote Controller
  - 6-6. Precautions
  - 6-7. Table of Self-Diagnostic Functions and Corrections (Type F2, U2, T2, K2, U1, K1, T1 and F1)
  - 6-8. Examples of Wiring Diagrams

Panasonic S-26PU1U6, U-26PE1U6 Service Manual

Panasonic S-26PU1U6, U-26PE1U6 manual cover

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Panasonic S-26PU1U6, U-26PE1U6 Specification

The Panasonic S-26PU1U6 and U-26PE1U6 are part of the Inverter Ducted Split Air Conditioner series, designed for efficient climate control in residential and commercial spaces. The indoor unit, S-26PU1U6, features a compact design, allowing for flexible installation options while optimizing airflow and maintaining a consistent temperature. It boasts a high-performance fan and a variable speed compressor, which work in unison to deliver precise temperature regulation and enhanced energy efficiency. The unit is equipped with advanced air filtration systems that improve indoor air quality by removing dust particles and allergens.

The outdoor unit, U-26PE1U6, complements the indoor system with its robust construction and weather-resistant design, ensuring durability and reliability in various environmental conditions. It utilizes the R-410A refrigerant, known for its eco-friendliness and efficiency, contributing to reduced environmental impact. The inverter technology incorporated within the system allows for variable compressor speed, optimizing energy consumption by adjusting output to meet the cooling or heating demand.

Both units operate quietly, making them suitable for settings where noise reduction is crucial. The system includes a user-friendly remote control, offering convenient operation and various programmable settings for tailored climate control. Additionally, the system's diagnostics and self-monitoring capabilities enhance maintenance efficiency by providing alerts and performance data. Overall, the Panasonic S-26PU1U6 and U-26PE1U6 represent a sophisticated solution for those seeking reliable and efficient air conditioning, combining cutting-edge technology with environmental consciousness.

Panasonic S-26PU1U6, U-26PE1U6 F.A.Q.

How do I perform a system reset on my Panasonic S-26PU1U6 unit?

To perform a system reset, turn off the unit using the remote control, unplug the power supply, wait for a few minutes, and then plug it back in. Turn on the unit to reset.

What is the recommended maintenance schedule for the U-26PE1U6 model?

It is recommended to clean the air filters every two weeks, inspect the outdoor unit monthly, and schedule professional maintenance annually.

How can I troubleshoot if my Panasonic air conditioner is not cooling properly?

Check if the thermostat is set correctly, ensure that doors and windows are closed, clean the air filters, and verify that there is no obstruction around the outdoor unit.

What should I do if the remote control is not working with my S-26PU1U6 unit?

Replace the batteries in the remote control, ensure there is a clear line of sight to the unit, and check for any interference from electronic devices.

How do I clean the air filters on the U-26PE1U6 model?

Turn off the unit and open the front panel. Gently remove the filters and wash them with lukewarm water. Allow them to dry completely before reinstalling.

What is the function of the ECONAVI feature in Panasonic air conditioners?

ECONAVI uses sensors to detect human activity and sunlight, adjusting the cooling power to save energy while maintaining comfort.

Why is there water leaking from my Panasonic S-26PU1U6 indoor unit?

Water leakage can be due to a clogged drain pipe, improper installation, or a malfunctioning condensate pump. Inspect these components and clean or repair as necessary.