. SAFETY PRECAUTIONS FOR MAINTENANCE STOP ENGINE BEFORE CARRYING OUT INSPECTION AND MAINTENANCE 2 - 38 Lower the work eq uipmen t co mplet ely to th e ground and stop the engine before performing any in spection and maintenance. work equipment control lever back orth, l eft and r ight a t the full stroke 2 to 3 times to eliminat e the remainin g internal pressure in the h ydraulic circ uit, and the n mov e loc k lever (1 ) to th e LOCK positio n (L) Check tha attery powe not conducted. (Wait f or approximately. 1 minute after turni ng off the engine starting swi tch key and press the horn switch.
If the horn does n ot sound, it is not activated.) Put blocks under t he track to p reven t the machine from moving.