CORRECT CRAFT Nautique 220 Owner's Manual page 104

Engine Hour Meter
Displays the number of hours the engine has been operated. The
display will show "XXXX.XHr." Engine hours only accumulate
when the engine is running.
Hours Remaining
The "time remaining" display shows the approximate number of
hours the boat can operate based on the fuel remaining in the tank
and the current fuel usage rate. The display will show
"XXXX.XHrL."
Engine Temperature
Displays the Coolant Temperature of the Engine. There are no
adjustments available.
Controls and Indicators
Hourmeter Display
Hours Remaining Display
CORC126
CORC127
CORC205
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