GE · Profile GEOSPRING Smart (PF / PH, 2025 on)
GE Profile GEOSPRING Smart (PF / PH, 2025 on) error code F33
T2/T1 Failure (Drift)
What it means
T2/T1 sensor discrepancy (drift).
What GE says to do
These steps involve electrical testing or parts replacement. GE's manuals tell owners to leave that work to a qualified service technician.
Check both T1 and T2 sensors, wiring and mounting; compare readings in Service Mode to actual water temperature and replace inaccurate 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
- F39
- 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))
- F71 (Current Sensor Failure)
- F72 (Low Voltage while Operating)
- F79 (Sabbath Water Overtemperature)