GE · Profile GEOSPRING Smart (PF / PH, 2025 on)
GE Profile GEOSPRING Smart (PF / PH, 2025 on) error code F39
What it means
Mixing Valve Cold Inlet Temperature (T7) Failure (models with integrated mixing valve)
What GE says to do
Call Service to replace required sensor
Last checked 2026-10-03.
Safety first
- CAUTION: For your safety, DO NOT attempt repair of electrical wiring, controls, heating elements or other safety devices. Refer repairs to qualified service personnel. (p.30)
- CAUTION: Risk of Shock - Shut off power to the water heater before draining water. (p.12)
From the manufacturer's manual for this series.
Other Profile GEOSPRING Smart (PF / PH, 2025 on) codes
- F10, F20
- F11, F21
- F14
- F15
- F16, F17
- F18, F63
- F19
- F30
- F31
- F32
- F34
- F35
- F36
- F37
- F38
- F41
- F42
- F43
- F46, F53
- F47
- F48
- F49
- F50
- F51
- F52
- F54
- F55
- F56
- F57
- F60
- F61
- F62
- F70 (Anode Depleted)
- F73
- F74
- F75 (Dry Tank Fault)
- F76
- F77
- F78
- F81
- F90
- F91 or F92
- F93
- F94
- F95
- F96
- H20
- F12 (Lower Element Failure (Over Current Condition))
- F13 (Upper Element Failure (Over Current Condition))
- F33 (T2/T1 Failure (Drift))
- F71 (Current Sensor Failure)
- F72 (Low Voltage while Operating)
- F79 (Sabbath Water Overtemperature)