. OPERATION MACHINE OPERATIONS AND CONTROLS Check Oil Level in Hydraulic Tank, Add Oil WARNING may cause burns. Wait for the 3 - 63 The immediat temperature to go down before starting the w ork. When removin g the oil filler ca p, turn it slowl y to relea se the internal pressur e, then remo 1. When chec king the oil lev el in the hydraulic tan k, se t the machine in the followi ng condition A or B 1) When c hecking in con dition A in th e diagra m on the r ight, start the engine, run t he engine a t low sp eed, lower the blade to the ground, p ull in the arm and bu cket cylinders, and swi ng the boom to the central p osition.
Then lowe r the boom, s et the bucket t eeth in conta ct with t he ground, and stop the 2) When c hecking in con dition B in th e diagra m on the r ight, start the engine, run t he engine a t low sp eed, lower the blade t o the ground , push out the ar m an d bucket cylinder s, and swing th e boom to th e central position. T hen raise th e boom to the maximum height and stop the stop engine.