Graco LP 555 Operation - Repair - Parts page 22

Operation
3. Sprayer model number is displayed
followed by Data Point 1 which is the unit
power on time in hours.
4. Press display button again to display
Data Point 2. Motor run time in hours is
displayed.
5. Press display button again to display
Data Point 3. This will be the last error
code.
ti29544a
22
6. To erase last error code, press and hold
display button.
7. Press display button again to display
Data Point 4. The software revision is
displayed.
8. Press display button again to return to
Data Point 1.
9. Turn ON/OFF switch to OFF position to
exit Stored Data.
ti24586a
3A4203B