Craftsman 917.271731 Owner's Manual page 59

SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION
ONLY RIDE UP AND DOWN HILL,
NOT ACROSS HILL
SIGHT AND HOLD THIS LEVEL WITH
SKY LINE OR TREE.
15° MAX.
ii ,_ 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 toss of control. Exercise extreme
i I caution when changing direction on slopes.