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Water heater / GE

PF50S10FPY

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Error codes and display signals

The official manual linked for this model documents these messages. Some indicators apply only to variants that display them; each entry is labeled as a code, indicator, or status.

F10Error codeLower heating element failure.F20Error codeLower heating element failure.F11Error codeUpper heating element failure.F21Error codeUpper heating element failure.F14Error codeCompressor failure or excessive discharge temperature.F15Error codeFan failure.F16Error codeNo hot water: the mixing-valve outlet safety cutoff tripped.F17Error codeNo hot water: the mixing-valve outlet safety cutoff tripped.F18Error codeIntegrated mixing valve failure.F63Error codeIntegrated mixing valve failure.F19Error codeUncontrolled heating source detected.F30Error codeTank temperature sensor T1 has an open or short circuit.F31Error codeTank temperature sensor T2 has an open or short circuit.F32Error codeTank temperature sensor T1 or T2 failure.F34Error codeEvaporator inlet temperature sensor T3a failure.F35Error codeEvaporator outlet temperature sensor T3b failure.F36Error codeCompressor outlet temperature sensor T4 failure.F37Error codeAmbient temperature sensor T5 failure.F38Error codeMixing-valve outlet temperature sensor T6 failure.F39Error codeMixing-valve cold-inlet temperature sensor T7 failure.F41Error codeThe sensing anode may be miswired, or the tank may be empty.F43Error codeThe leak-detect module reports water near the heater.F42Error codeCondensate sensor failure.F46Error codeEvaporator is not frost-free; the refrigerant may be leaking or defrost may have failed.F53Error codeEvaporator is not frost-free; the refrigerant may be leaking or defrost may have failed.F47Error codeSealed refrigeration system vapor-lock fault.F48Error codeAmbient temperature is outside the heat-pump operating range.F49Error codeControl board reports excessive temperature.F50Error codeInverter fault.F51Error codeInverter software fault.F52Error codeCompressor discharge temperature is too low.F54Error codeSuperheat is too low; refrigerant may be leaking.F55Error codeElectronic expansion valve is outside its expected range; refrigerant may be leaking.F56Error codeElectronic expansion valve is outside its expected range, or a refrigerant leak test indicates a possible leak.F57Error codeConcurrent electrical loads draw excessive current.F60Error codeAC electrical supply detection fault.F61Error codeTank water temperature is too high.F62Error codeIncoming water temperature is too high.F70Error codeSensing anode is depleted.F73Error codeCondensate drain-pan outlet is blocked.F74Error codeAir filter is dirty; a fault that repeats after cleaning may indicate a refrigerant leak.F75Error codeThe tank is dry or not filled sufficiently.F76Error codePower-supply voltage was too low at startup.F77Error codeA control-panel key is stuck.F78Error codeLeak sensor has detected water.F81Error codeLeak sensor battery is low.F90Error codeE2 module is unplugged or damaged.F91Error codeDataFlash memory fault.F92Error codeDataFlash memory fault.F93Error codeControl board has no personality data.F94Error codeWi-Fi board failure; Wi-Fi icon is dark.F95Error codeCTA communication module software fault.F96Error codeCTA module is disconnected or its battery is low.

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MODEL OVERVIEW

About this model: GE PF50S10FPY

GE Profile GeoSpring PF50S10FPY is a 50-gallon, 120-V smart hybrid heat-pump water heater with FlexCapacity. GE lists its cabinet at 68.25 × 24 × 24 in. (H × W × D), useful measurements to check before installation. Its control offers Heat Pump, Hybrid, High Demand, Standard Electric and Vacation modes, which balance energy use and hot-water recovery; on this FlexCapacity model, Normal, High and X-High settings change usable hot-water output through an integrated mixing valve.

Exact model and cabinet

PF50S10FPY is GE's 50-gallon GeoSpring heat-pump model marketed for 120 V with FlexCapacity. The exact GE specification gives PF50S10FPY a 59-gallon first-hour rating and a 3.2 uniform energy factor. This is useful alongside the cabinet dimensions: the 24-inch width may fit an opening that cannot take a wider tank, but the 68.25-inch height still needs to be measured with pipe connections in mind. GE lists a 120/110-V, 15-A circuit and a converted 240/208-V, 25-A arrangement for this SKU. The rating describes a standardized draw and recovery period; a household with closely spaced showers should consider its own demand rather than equating 59 gallons with stored tank volume.

Source for this detail · products.geappliances.com

FlexCapacity configuration

This PF50S10FPY is a FlexCapacity version. GE's manual describes Normal, High and X-High usable-hot-water settings operated through an integrated mixing valve. This is separate from choosing Heat Pump, Hybrid or another heating mode: one selection concerns delivered hot-water capacity, the other concerns how the tank is heated. Treat the outlet temperature and scald warnings seriously, especially when increasing a setting. The matching FlexCapacity fault list includes mixing-valve and outlet-sensor conditions that should not be transferred to a non-Flex model.

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Heating modes

For a household deciding how to run PF50S10FPY, the manual's mode descriptions are more useful than an efficiency slogan. The available choices include Heat Pump, Hybrid, High Demand, Standard Electric and Vacation. Hybrid is the normal mixed strategy; High Demand brings in the heating elements more readily for recovery, whereas Heat Pump emphasizes compressor operation. Vacation is intended for periods away rather than ordinary heavy use. Check both the selected mode and the water-temperature setting when evaluating output; changing a mode does not repair a fault code.

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Temperature decisions

Tank size alone does not remove the need to manage outlet temperature. For PF50S10FPY, the manual places scald warnings next to the operating instructions and explains the role of the temperature setting. Higher settings may affect usable hot water, but they also increase burn risk, so the choice must take the people using the taps into account. Distinguish a temperature preference from a heating fault: an F-code on the display calls for its own manual entry, even if the water feels cooler than expected.

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Filters and tank care

The care instructions for PF50S10FPY address more than the water tank. Airflow through the three filters matters to the heat-pump side, and condensate must leave through the specified drain. GE notes that a dirty-filter alert can cause a change in operating behavior, while a blocked condensate drain can interrupt heat-pump use until the path is cleared. The manual also discusses the sacrificial anode, which protects the tank; inspection or replacement belongs to qualified service. These are distinct maintenance issues with different signs.

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Interpreting fault codes

The FlexCapacity diagnostic table for PF50S10FPY separates heating faults from mixing-valve faults. F10 and F20 concern the lower electric element; F11 and F21 concern the upper one. F16 or F17 can follow a mixing-valve outlet safety cutoff, and F18 or F63 describes integrated mixing-valve failure. The same code list includes tank and outlet temperature sensors, so a temperature complaint is not one single diagnosis. Read the full code and the linked manual table before arranging service; internal electrical and valve repair is not a routine owner check.

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Verified model details

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GE PF50S10FPY product support and owner manual

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If there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.

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