. SAFETY GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE PRECAUTIONS WHEN GETTING ON OR OFF MACHINE 2 - 14 USE HANDRAILS AND STEPS WHEN GETTING ON OR OFF MACHINE To prevent pe rsonal injury caused by slipping or f alling off the machine, always do as follo WHEN GETTI NG O N OR OFF FRO M OPERATOR'S SEAT ( D31EX, D31PX, D37EX, D3 Get on or o ff the o perator's seat fr om the front of and use th e handrail the machine WHEN ADDIN G FUEL, COOLANT, HYDRAULIC OIL (D31EX , D37EX) Use the han drails and steps marke d by arrows i n the diagram on the right wh en adding fuel, coolan