From the 1990's through about 2006, the Haas Control was the 32 Bit Processor CNC. Following is a video of how to find the hours on this Haas CNC Control. Included below are written instructions, if you prefer.
HOW TO FIND HAAS HOUR METER
Cursor Down Arrow
Parameter Lock Off (Right Arrow)
Page UP to Correct Page
Return Machine to Original State:
Paramater Lock ON