Why does my Panasonic U-100PZ2R5 Air Conditioner sound like streaming water?
- LLori RamirezSep 12, 2025
The sound of streaming water is the sound of refrigerant liquid flowing inside the unit.

Why does my Panasonic U-100PZ2R5 Air Conditioner sound like streaming water?
The sound of streaming water is the sound of refrigerant liquid flowing inside the unit.
Why does my Panasonic U-100PZ2R5 Air Conditioner make a cracking noise?
The cracking noise is the sound of drainage water through the drain pipe.
| Brand | Panasonic |
|---|---|
| Model | U-100PZ2R5 |
| Category | Air Conditioner |
| Language | English |
Details about the air conditioner and required information for service.
Key information regarding the type of refrigerant used in the unit.
Guidelines for safe and proper installation of the air conditioner.
Requirements for electrical wiring, including grounding and professional installation.
Steps to prepare the unit for operation, including warm-up time.
Recommendations for efficient operation to save energy.
Identification of parts for the Low Silhouette Ducted and Ceiling indoor units.
Identification of parts for various outdoor unit models.
Overview of available remote controller types and their model numbers.
Safety warnings and cautions for cleaning the indoor and outdoor units.
Instructions for cleaning or replacing the air filter, indicated by a filter indicator.
Explanation of how heating performance is affected by outside temperature.
Description of the defrosting process and indicators.
Details on the 'DRY' operation mode and fan speed adjustments.
How the unit resumes operation after a temporary power failure.
Common symptoms related to the indoor unit and their causes/actions.
Common symptoms related to the outdoor unit and their causes/actions.
Checks to perform if the air conditioner does not operate when power is on.
Troubleshooting steps for reduced cooling or heating efficiency.
Lists model names and power source details for Europe and Oceania.
Details on cooling and heating capacities in kW and BTU/h.
Sound pressure and sound power levels for the indoor unit.
Physical dimensions and net weight of the indoor unit.
Specifies the temperature ranges for cooling and heating operation.
Lists model names and power source details for Europe and Oceania.
Details on cooling and heating capacities in kW and BTU/h.
Sound pressure and sound power levels for the indoor unit.
Physical dimensions and net weight of the indoor unit.
Specifies the temperature ranges for cooling and heating operation.
Specifications for European outdoor units using R410A refrigerant.
Specifications for Oceania outdoor units using R410A refrigerant.
Specifications for European 3-phase outdoor units using R410A refrigerant.
Specifications for European outdoor units using R32 refrigerant.
Specifications for Oceania outdoor units using R32 refrigerant.
Specifications for European 3-phase outdoor units using R32 refrigerant.
Translations for unit types like Low Silhouette Ducted, Ceiling, and Single Split.
Translations for technical terms like model name, power source, and capacities.
Explanation of fan speed display on the remote controller in various languages.
Guidance on referring to outdoor unit operating instructions in different languages.












Loading...