MODEL PROFILE

Water heater / GE

GEH50DFEJSR

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Signal or code

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.

F-CError codeEvaporator is not frost-free; a refrigerant leak is probable.F-DError codeSuperheat is too low; a refrigerant leak is possible.F-EError codeDischarge temperature is above its limit; a refrigerant leak is possible.F-FError codeElectronic expansion valve is outside its expected range; a refrigerant leak is probable.F-GError codeAmbient temperature check for the service technician.F-IError codeRefrigerant leak test indicates a probable leak.F-JError codeConcurrent electrical loads draw excessive current.F-LError codeEvaporator did not defrost.F2Error codeTank temperature sensor T2 failure.F3Error codeCompressor failure.F4Error codeFan failure.F5Error codeEvaporator inlet temperature sensor T3a failure.F6Error codeEvaporator outlet temperature sensor T3b failure.F7Error codeCompressor outlet temperature sensor T4 failure.F8Error codeAmbient temperature sensor T5 failure.F9Error codeLower heating element failure.F10Error codeUpper heating element failure.F11Error codeTank is dry or not filled sufficiently.bAd linEError codePower-supply voltage was too low at startup.F13Error codeA control-panel key is stuck.Dirty FilterError codeAir filter is dirty; a repeat alert after cleaning may indicate a refrigerant leak.F15Error codeDataFlash memory fault.F18Error codeCurrent transformer wiring is incorrect.F19Error codeElectrical line voltage is low.F20Error codeCondensate drain-pan outlet is blocked.F21Error codeApplication update failed.F22Error codeParametric data update failed.F23Error codeMicro A/D conversion failure.

Model and error-code facts may be shown in the language of the original source.

Official PDF manual

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MODEL OVERVIEW

About this model: GE GEH50DFEJSR

GE GEH50DFEJSR is the retail version of the 50-gallon GeoSpring hybrid electric water heater. Its control starts in Hybrid mode and also provides Heat Pump, High Demand/Boost, Electric/Standard and Vacation settings to suit different hot-water demand. GE distinguishes this retail design from the Pro version, which added an anode-rod sensor and a full-flow ball drain valve. The manual recommends annual tank flushing and air-filter care to keep the heat-pump system operating as intended.

Which GeoSpring version

The GEH50DFEJSR is a retail version of the older GE GeoSpring hybrid electric water heater. A California Energy Commission table names this exact SKU with a 50-gallon tank. GE's comparison of retail and Pro versions says the Pro adds an anode-rod sensor and a full-flow ball drain valve. Do not assume those Pro-only items are present on this retail model merely because the operating modes and many fault numbers are shared. The suffix of the model number matters when ordering service. GE's Pro-versus-retail comparison also attributes higher energy-factor efficiency to the Pro design.

Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

Electrical identity

The owner's installation guide for the GEH50DFEJSR family specifies 208 or 240 VAC across L1 and L2 and tells the installer to verify the rating label on the actual heater. It explicitly warns against a 120-V feed or a switching device that reduces a 240-V supply to 120 V. This distinguishes these earlier units from some newer GeoSpring products sold as 120-V models. Electrical connections, grounding and relief-valve installation belong to qualified work; the published manual is the controlling source for requirements.

Source for this detail · images.salsify.com · Source page: 15Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

Operating modes

The modes on GEH50DFEJSR answer different hot-water needs. Hybrid is the default, while Heat Pump favors the heat-pump path; High Demand/Boost is intended for faster recovery when demand is high. Electric/Standard uses the electric heating elements, and Vacation is provided for an absence. None of these settings changes the physical 50-gallon storage capacity. GE's operating page describes when elements participate and how the modes differ; using High Demand is a setting decision, not a substitute for investigating a displayed fault.

Source for this detail · images.salsify.com · Source page: 7Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

Care of the tank and air path

The GEH50DFEJSR manual explains that air entering the heat-pump section passes through a removable filter. A red Filter light calls for cleaning it; GE gives a remove, clean, dry, reinstall and reset sequence. Dust restricting airflow can make the heat-pump system work harder and can change how the heater runs. This is an owner maintenance task with a specific indicator, separate from a refrigerant or sensor fault number. If the filter alert returns soon after cleaning, consult the guide's further checks rather than repeatedly resetting it.

Source for this detail · images.salsify.com · Source page: 10Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

Temperature and installation

If GEH50DFEJSR is being replaced or serviced, its 50-gallon tank designation is only one check. The older GeoSpring guide covers airflow for heat-pump operation, a condensate outlet, water connections and a pressure-relief valve as well as power. A fault seen immediately after installation may reflect dry-tank or supply-voltage conditions, which the manual describes separately from normal recovery behavior. Record the displayed characters and the operating mode; a qualified installer can then compare them with the correct installation and fault pages.

Source for this detail · images.salsify.com · Source page: 15Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

What the fault numbers isolate

The GEH50DFEJSR service table distinguishes refrigerant-side warnings. F-C means the evaporator did not become frost-free and a refrigerant leak is probable; F-D, F-E and F-F also refer to refrigeration operating limits. F-I is a probable leak result, while F-L concerns failure to defrost. These codes are not instructions to recharge refrigerant at home. Write down the exact pattern and use GE service, because the manual treats compressor and sealed-system conditions differently from routine filter cleaning or a closed water supply.

Source for this detail · images.salsify.com · Source page: 21Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

Using the model-specific table

When reporting a GEH50DFEJSR issue, keep its full suffix, the 50-gallon size, the selected mode and the exact display characters together. GE's owner guide covers multiple GeoSpring versions; this combination helps separate product configuration from a symptom. For instance, a slow recovery in Heat Pump mode is a different question from F9 or F10 element faults, and a filter reminder is different from F-I on the refrigerant side. The cited pages below supply the precise definitions and the safe next steps.

Source for this detail · images.salsify.com · Source page: 21Source for this detail · energy.ca.gov · Source page: 8Source for this detail · products.geappliances.com

Verified model details

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Official source linked

GE GEH50DFEJSR 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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