Electronic Control - GE Profile PTDS650EM Technical Service Manual

Electronic Control

The electronic control consists of a selector board
and a control board. Both boards are connected to
each other with a ribbon. The boards are attached
to the back of the control panel and control all dryer
functions. The boards are replaced as an assembly.
Selector Board
To remove the electronic control board:
1. Remove the knobs from the control panel.
2. Position the control panel in the service position.
(See .)
Control Panel
3. Remove the three 1/4-in. hex-head screws that
attach the selector board to the control panel.
4. Disconnect the wire harnesses from the control
board.
5. Remove the two 1/4-in. hex-head screws that
attach the control board to the control panel.
6. Remove the 2 Phillips-head screws that attach
the bracket to the control board.
Note: If replacing the electronic control, transfer the
model selector harness to the replacement control
board in the same location as on the original.
Control Board
Does not use Outer Coil in Extra low heat setting.
1
Note: High Set Point is equal to Low set point +3 degrees.
Model Selector
– 38 –
Temperarture Setpoints
Heat Temperature
Source Setpoint
Outlet
Electric
Inner
Coil
Inlet
Outlet
Electric
Outer
Coil
Inlet
Outlet
Gas
Inlet
Heat Low
Setting Setpoint
Extra Low 104°F
Low 121°F
Medium 130°F
High 137°F
Extra Low 149°F
Low 240°F
Medium 250°F
High 267°F
Extra Low 0
1
Low 116°F
Medium 125°F
High 133°F
Extra Low 0
1
Low 176°F
Medium 201°F
High 227°F
Extra Low 102°F
Low 115°F
Medium 125°F
High 128°F
Extra Low 152°F
Low 195°F
Medium 210°F
High 220°F