Yard-Man 247.270170 Operator's Manual page 5

SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE
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" WARNING
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a. U_ Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet).
u_ _ A riding mower could overturn and cause serious injury. If operating a walk-behind mower on such a slope, it
_ is extremely difficult to maintain your footing and you could slip, resulting in serious injury.
"' "' Operate RIDING mowers up and down slopes, never across the face of slopes.
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0 Operate WALK.BFHIND mowers across the face of slopes, never up and down slopes.
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