Cub Cadet 7530 Operator's Manual page 86

SERVICE HOUR INTERVAL
Service your tractor at the intervals and locations given on the Lubrication
and Service Chart.
When you service your tractor, use only high quality lubricants.
Engine Hour meter
The engine hour meter shows the amount of actual hours of the tractor
has operated at an average RPM. The first number to the right displays
tenths of an hour and is a black number on a white surface. The remaining
numbers are white on black. Use the hour meter along with the Lubrication
Chart to service your tractor at the correct time periods.
LUBRICATION/FILTERS/FLUIDS
[A]
[B]
78