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Error code · Water Heater

GE GeoSpring First-Generation GEH50DEED Code FH: Compressor load test

FH on the first-generation GE GeoSpring GEH50DEED hybrid water heater, from about 2009 to 2012, stands for a compressor load test. On some models it belongs to a test routine that checks how the compressor behaves…

Low risk · DIY check OK
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Code
FH
Appliance
Water Heater
Brand
GE
Warranty
30-day workmanship

What FH means

FH on the first-generation GE GeoSpring GEH50DEED hybrid water heater, from about 2009 to 2012, stands for a compressor load test. On some models it belongs to a test routine that checks how the compressor behaves under load, and it can appear on the display during that routine. It is not a plain failure message like F3. If FH stays on the display or returns without a test being started, the control may be stuck in that step.

Common causes of FH

  • Whether the unit entered a test routine unintentionally
  • Compressor starting behavior under load
  • Supply voltage while the compressor starts
  • The control's test-mode state
✓ One safe check you can try

1. Record what the display shows with FH. 2. Check that nobody held buttons on the panel. 3. Make sure the air filter is clean and the space around the unit is clear. 4. Call us if FH persists or hot water changes.

! Why to stop there
  • A test step can look like an error, so we first decide whether FH is a test or a real compressor concern.
  • We run the compressor through a controlled start and read the results.
  • Whether this is a test step or a real concern with starting is decided by a controlled run.
Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.
→Same appliance

Other Water Heater codes

F13GE GeoSpring First-Generation GEH50DEED Code F13: Keypad key stuck Dirty Filter (F14)GE GeoSpring First-Generation GEH50DEED Code Dirty Filter (F14): Clean the filter F15GE GeoSpring First-Generation GEH50DEED Code F15: DataFlash memory error Attention! Tank not filled!GE GeoSpring GEH50DNSRSA Message "Attention! Tank not filled!": Fill before power Heat Pump FailureGE GeoSpring GEH50DXSRGA Message "Heat Pump Failure": Heat pump section problem Water Heater FailureGE GeoSpring GEH50DNSRSA Message "Water Heater Failure": Electric side problem System FailureGE GeoSpring GEH50DXSRGA Message "System Failure": Immediate attention Wiring to unit incorrectGE GeoSpring GEH50DNSRSA Message "Wiring to unit incorrect. Must be 240V not 120V": Supply check
FHFH questions
Does FH mean the compressor failed?

Not by itself. FH is a load test, which is different from the failure code F3. We check which one your unit is really showing before we say anything about the compressor.

Why would a test show on its own?

Some panels enter service steps if keys are held or pressed in certain ways. Others hold the step if the routine did not finish, which is why we look at the control.

Can I use the water heater?

If it heats normally, yes. If the display stays on FH and hot water changes, tell us when booking so we can plan the right checks for the visit.

Book a visit

Still unsure about FH?

A technician diagnoses it on site and gives you the price in writing before any work starts.

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