. OPERATION DETAILED CONTROLS AND GAUGES Travel Speed Monitor Monitor (6) displays set mode for the travel speed. The monitor display when the travel speed selector switch is operated is as follows. Lo: Low speed Mi: Medium speed Hi: High speed Monitor goes out: Power max function stopped Gauges and Meter 3 - 16 One touch power up monitor ax function is being actuated. Meter (7) shows if the power m The monitor display when the k nob switch on the left control lever is operated is as follows. Monitor lights up: Digging powe r is increased while knob switch is kept pressed. REMARK The digging power is increase d while the knob switch is being pressed only for working modes A and E.
Note that even if the knob switch is kept pressed, the i seconds. ncrease in power ends after 8.5 Engine Coolant Temperature Ga uge coolant temperature. ator should be in the black range Gauge (8) indicates the engine During normal operations, indic (A) - (C). If indicator enters the red range (A) - (B) during ntion system is actuated. m acts as follows. water temperature monitor (1) p red speed is reduced to low idle, water temperature monitor (1) operations, the overheat preve The overheat prevention syste Red range position (A): Engine lights u Red range position (B): Engine engine lights u same ti The overheat prevention sys p red, and alarm buzzer sounds at me.
tem remains actuated until the nge. indicator returns to the black ra When the engine is started, if th e indicator is at position (C), engine coolant temperature monitor (1 ) lights up white. In this case, carry out the warm ing-up operation. For details, see "Warming-up Operation (PAGE 3-83)".