Storch Airless ST 2000 Mode D'emploi page 186

Step 1:
Plug power cord in and turn switch ON. Connect probes to
on/off switch. Turn meter to AC volts.
Step 3:
Check motor thermal switch. Unplug yellow wires. Meter
should read according to Resistance Table.
NOTE: Motor should be cool during reading.
Original instruction
Step 2:
Plug power cord in and turn switch ON. Connect probes to
on/off switch. Turn meter to AC volts.
Step 4:
Plug power cord in and turn switch ON. Disconnect poten-
tiometer.
186