EXPLANATION OF COMPONENTS OPERATION When the lever in this position, the upper structure and the arm will be retained in the position in which they stop. 3. RIGHT WORK EQUIPMENT CONTROL LEVER (with auto-deceleration device) If an lever is operated when in the deceleration range, the engine speed will suddenly increase, so be careful when operating the levers. AM089570A This lever is used to operate the boom and bucket. N (Neutral) When the lever in this position, the boom and the bucket will be retained in the position in which they stop. For levers (2), (3) and (5), the engine speed changes as follows because of the auto-deceleration mechanism.
G When the travel lever and work equipment control levers are at neutral, even if the fuel control dial is above the mid-range position, the engine speed will drop to a mid-range speed. If any of the levers are operated, the engine speed will rise to the speed set by the fuel control dial. G If all control levers are set to neutral, the engine speed will drop by approx. 100 rpm, and after approx. 4 seconds, the engine speed will drop to the deceleration speed (approx. 1400 rpm). 4. PPC LOCK SWITCH When travelling on public roads, set this switch to the off position. This prevents operation of the work equipment and activates the rear facing brake lamp circuits.
This switch enables operation of the work equipment control levers. ON position (actuated): Operation of the control levers must be disabled by use of this switch when the machine is travelling on Public roads. OFF position (deactivated): The switch is lit in the on (actuated) position. 82 WARNING WARNING Boom operation Bucket operation (1) RAISE (3) DUMP (2) LOWER (4) CURL WARNING WARNING