Salus ERT50 Instruction Manual page 8

Select the Read Operating Time entry to see a summary of
the system operating times.
This screen will show the date the operating times were last
reset, total operating time and total actuator open time.
The timers can be reset by selecting the Reset Operating
Time item.
Select Yes and then press the SELECT key to reset the timers
to 0.
Press the CANCEL key twice to return to the Program menu.
ERT50 INSTRUCTION MANUAL
8