Craftsman 917.273421 Owner's Manual page 63

SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION
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ONLY RIDE UP AND DOWN HILL,
NOT ACROSS HILL
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G_
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Operate your Tractor up and down the face of slopes (not
greater than 15°), never across the face. Make turns gradu-
ally to prevent tipping or loss of control. Exercise extreme
caution when changing direction on slopes.