To Next PageTo Next PageWhat does Tank Booster Heater OLP Abnormality (H91) signify on my Panasonic WH-SHF09F3E5 Heat Pump?
A Tank Booster Heater OLP Abnormality (H91) on your Panasonic Heat Pump can be caused by: * Faulty connector connection. * Faulty tank booster heater overload protector (OLP). * Faulty indoor unit PCB (main). Continue for 60 seconds.
What does IPM Overheating (F22) mean for my Panasonic Heat Pump?
If your Panasonic Heat Pump displays an IPM Overheating (F22) error, it may be due to: * Faulty outdoor unit fan motor. * Faulty outdoor unit PCB (main). Continue 3 times in 30 minutes.
Why is my Panasonic WH-SHF09F3E5 showing Outdoor High Pressure Protection (H98)?
The Panasonic Heat Pump may display an Outdoor High Pressure Protection (H98) error due to several reasons: * A faulty water pump. * Insufficient water flow rate in the system. * A water leak in the system. * The 3-way valve is closed. * A clogged expansion valve or strainer. * Excessive refrigerant. * A faulty outdoor high-pressure sensor. * A faulty outdoor unit PCB (main).
What does Outdoor High Pressure Switch Activate (F12) mean for my Panasonic WH-SHF09F3E5?
If your Panasonic Heat Pump displays Outdoor High Pressure Switch Activate (F12), it could be caused by: * Faulty water pump. * Insufficient water flow rate in system. * Water leak in system. * 3 way valve closed. * Clogged expansion valve or strainer. * Excessive refrigerant. * Faulty outdoor high pressure sensor and switch. * Faulty outdoor unit PCB. Continue 4 times in 20 minutes.
What causes Input Over Current Detection (F16) in my Panasonic WH-SHF09F3E5 Heat Pump?
If your Panasonic Heat Pump is showing Input Over Current Detection (F16), it could mean: * Excessive refrigerant. * A faulty outdoor unit PCB (main). Continue 3 times in 20 minutes.
What causes a Four Way Valve Abnormality (F25) in my Panasonic WH-SHF09F3E5 Heat Pump?
A Four Way Valve Abnormality (F25) in your Panasonic Heat Pump can be caused by: * A faulty sensor. * A faulty connector connection. * A faulty outdoor unit PCB (noise filter/main). * A faulty four-way valve. Continue 4 times in 30 minutes.
What causes a Refrigeration Cycle Abnormality (F24) in my Panasonic WH-SHF09F3E5?
A Refrigeration Cycle Abnormality (F24) in your Panasonic Heat Pump may be due to: * Faulty water inlet or indoor refrigerant liquid temperature sensors. * A closed 3-way valve. * Refrigerant shortage (refrigerant leakage). * A clogged expansion valve or strainer. * A faulty outdoor unit PCB (main). * Poor compression of compressor. Continue 2 times in 20 minutes.
What does Compressor Rotation Failure (F14) mean for a Panasonic WH-SHF09F3E5 Heat Pump?
If your Panasonic Heat Pump shows a Compressor Rotation Failure (F14), the causes might be: * Compressor terminal disconnect. * Faulty outdoor unit PCB (main). * Faulty compressor. Continue 4 times in 20 minutes.
What does Indoor Freeze-up Protection (H99) mean for my Panasonic Heat Pump?
If your Panasonic Heat Pump displays an Indoor Freeze-up Protection (H99) error, it could indicate: * A faulty water pump. * Insufficient water flow rate in the system. * A water leak in the system. * A 2-way valve partially closed. * A clogged expansion valve or strainer. * Refrigerant shortage (refrigerant leakage). * A faulty indoor refrigerant liquid temperature sensor. * A faulty indoor unit PCB (main). Continue for 10 seconds.
What does Service Valve Error (H27) mean on my Panasonic WH-SHF09F3E5?
A Service Valve Error (H27) on your Panasonic Heat Pump indicates that: * The 3-way valves are closed. * There is a faulty high-pressure sensor. * There is a faulty indoor refrigerant pipe temperature sensor. * There is a faulty outdoor unit PCB (main). Continue for 5 minutes.
Detailed specifications for the WH-SHF09F3E5 and WH-UH09FE5 models.
Detailed specifications for the WH-SHF12F6E5 and WH-UH12FE5 models.
Identifies indoor unit controls and panel layout.
Guides on initial settings and basic operation functions.
Provides dimensional drawings and measurements for the indoor unit.
Provides dimensional drawings and measurements for the outdoor unit.
Wiring and electronic circuit diagrams for the indoor unit.
Wiring and electronic circuit diagrams for the outdoor unit.
Main and optional solar PCB layouts for the indoor unit.
Main PCB layout for the outdoor unit.
Guidelines for selecting location and mounting indoor/outdoor units.
Procedures for installing refrigerant and water piping, and drain hose.
Procedures for connecting electrical cables to both units.
Procedures for refrigerant system evacuation and pipe cutting/flaring.
Explains heating, tank, and heat+tank modes.
Explains water pump control, safety features, and indicators.
Details sterilization, quiet, anti-freeze, solar, and thermostat controls.
Covers time delay, current, and compressor overheating protection.
Details protection controls specific to heating, including deice operation.
Steps for removing front plate, side cabinet, and pump down.
How to adjust flow rate, dry concrete, and perform EEPROM setup.
Covers water pressure, relief valve, air purge, and control board checks.
Procedures for resetting overload protector and cleaning external filter.
Diagnosing issues within the refrigeration cycle and relating conditions to pressure/current.
How to access, interpret error codes, and perform self-diagnosis.
Detailed troubleshooting steps for various component errors (e.g., sensors, pumps, valves).
Steps for removing control panel, RCCB, transformer, and electronic board.
Steps for removing pressure relief valve, flow switch, air purge valve, water pump, and bottle.
Graphs showing capacity and input power vs. temperature/piping length.
Tables detailing heating capacity and input power.
Defines the operational limits of the unit.
Exploded view and parts list for WH-SHF09F3E5/WH-SHF12F6E5.
Exploded view for WH-UH09FE5/WH-UH12FE5 units.
General