Operation—Operating the Machine 4. Remove cover (13). 13—Cover TX1013437 –UN–24OCT06 13 Digging Sensor Manifold Cover DW90712,000039F –19–17NOV06–3/6 CAUTION: High pressure release of oil from pressurized system can cause serious burns or penetrating injury. Relieve pressure by pushing pressure release button. 5. Push pressure release button (1). T214924 –UN–17NOV05 1—Pressure Release Button 2—Hydraulic Oil Tank Cover Hydraulic Oil Tank Continued on next page DW90712,000039F –19–17NOV06–4/6 2-3-8 010609 PN=78