GE GTDP740EDWW Manual page 16

Service Mode
Fault Codes
SSD means 7 Segment Display
Errors that are not self explanatory.
F7 Miss-wire - will appear on the control and the user will be locked out from
running the machine until the voltage is the correct operating range.
(See Chart Below) Note- Dryer will operate normally with voltage frequencies of
45, 60 and 75 Hz automatically. Voltages are read from LINE to NEUTRAL
VOLTAGES ARE
READ FROM
LINE to
NEUTRAL
17
Copyright General Electric 2012
12/3/2012