. SAFETY PRECAUTIONS FOR MAINTENANCE STOP ENGINE BEFORE CARRYING OUT INSPECTION AND MAINTENANCE 2 - 28 Lowe r the work equipment c ompletely to the ground and stop the engine before performing any inspection a nd maintenance. Turn tarting work equipmen 3 times re t control lever peatedly to r to th elea e RAISE se the r and LOWER position emaining pressure in 2 or the hydraulic circuit, then set p arking work equipmen t lock le ver (2) to t he LOCK position (L) Put blocks under the track to prevent the machine from moving.