Crest Audio FORWARD TECHNOLOGY F-100 Operation And Maintenance Manual page 58

No.
5 Press F4 – to clear Boil Sump Low Level alarm. Then control power can be
started.
6
Press Control Power ON, the green light button on picture below.
When the button's indicator green light is ON, normal operation is
now possible.
7
Press F1 twice – to change the status from Cool Down mode to
Automatic mode.
Heater and recirculation pump will turn ON.
The system will take about 20 min to heat up the solvent. The heat up
time is depended on the solvent used.
Instruction
3-6