3. Warning when opening front window (2190 – 2526). When shutting the machine down, lower the front attachment to the ground. After the engine has been shut down, move the joystick controls to release the pressure in the accumulator. WARNING IMPORTANT When raising window, lock it in place with lock pins on both sides. Refer to the Shop Manual for service proce- dures. Do not release any of the pilot lines until the pressure within the accumulator has been released. Falling window can cause injury. 4. Warnings when opening engine hood (2190 – 2525). 6. Keep off the steering turn area (4190 – 1992). WARNING DANGER Before opening bonnet, stop engine. Keep out of the steering turn area. 5.
Warning for handling accumulator (2190 – 2528). 7. Warning for high temperature hydraulic oil (2190 – 2529). WARNING Keep away from flame. WARNING Explosion hazard Do not weld or drill. HYDRAULIC OIL To prevent hot oil from spurting out: Accumulator The wheel loader pilot control system is equipped with an accumulator. The accumulator will store a pressure charge that may enable the hydraulic controls to be activated for a brief period of time after the engine has been shut down. Activation of any of the controls may enable the selected func- tion to operate under the force of gravity. Turn engine off. Allow oil to cool. Slowly loosen cap to relieve pressure before removing. 8.
Warning for high temperature coolant (2190 – 2531). CAUTION!!! WARNING Any raised attachment will lower to the ground if the accumulator holds a charge. To prevent hot water from spurting out: Turn engine off. Allow water to cool. Slowly loosen cap to relieve pressure before removing. Mega 300-III Shop Manual SAFETY 1-3