INSTRUMENTS AND CONTROLS 17 - Engine warning buzzer The engine warning buzzer sounds when the ignition key is turned to position « I » and switches off automatically as soon as the engine starts. If the buzzer sounds while the engine is running, engine oil pressure could be low, coolant temperature could be high, or the alternator could be faulty or the fan belt loose or broken. S00133 18 - Indicators left free for customer use 19 - Demolition hammer push-button Press and hold to operate the demolition hammer.Release to stop the hammer. See section 32.1 DEMOLITION HAMMER - Description and opera- tion.
S00179 20 - Clamshell bucket rotation rocker switch Press to the right to rotate the clamshell bucket clockwise. Press to the left to rotate the clamshell bucket anti-clockwise. Release to stop bucket movement. See section 33.1 CLAMSHELL BUCKET - Description and operation. S00178 21 - Spare switch 22 - Speed increase switch A single function switch for machine speed increase. When pressed, the corresponding LED lights up to indicate speed increase. To restore normal speed, press switch pos. 23. IMPORTANT S00115 Do not use the speed increase switch while changing direction or during a counter-rotation. When the engine stops, the machine always resets itself to nor- mal speed mode. 47