Dexter Laundry T-900 Operator's Manual page 33

Step 10: Tumble counter clockwise (REV. #14 LED will be lit)
Step 11: Open Drain Valve (ensures that drain valve is open before
spin)
Step 12: Intermediate Extract (Rev. #13 and Speed 1 #15 red LEDs
will be lit.)
Step 13: High Speed Extract (Rev. #13, Speed 1 #15, and Speed 2
#16 red LEDs will be lit.)
IMPORTANT:
Do not use step 14 if you have customized any wash cycles as
this will reset the cycles back to the factory default settings.
Step 14 will delete any changes made to all 30 cycles.
Step 14: Reset all 30 cycles to Factory Settings. Press and hold
"START" and press "UP". This will reset the 30 preset cycles back to the
factory settings.
Step 15: Calibrate temperature control board (MODELS WITH
ELECTRIC HEAT ONLY). Move cal/run switch on temperature control
board to the calibrate position. Adjust calibration screw so display shows
98.
To end the Test at any time, press "STOP" and the machine will return to
the programming mode with cycle 31 displayed.
To exit the Test mode, turn the "Advance/Run/Program" Key back to the
"RUN" position.
8514-244-001 REV PR page 33