Terex Genie S-120 Service Manual

Also see for Genie S-100: Maintenance manual Maintenance manual Maintenance manual Operator's manual supplement Operator's manual

Section 3 • Scheduled Maintenance Procedures3 - 42 S-100 • S-105 • S-120 • S-125 Part No. 102916January 2016CHECKLIST B PROCEDURES6 Turn the key switch to platform controls.7 At the platform controls, press the engine idleselect button until high idle (rabbit symbol) isselected.Result: The engine should change to high idle.a foot switch activated high idleindicator lightb low idle indicator lightc high idle indicator lightd engine rpm select button8 Press the engine idle select button until low idle(turtle symbol) is selected.Result: The engine should change to low idle.9 Press the engine idle select button until the footswitch activated high idle (rabbit and foot switchsymbol) is selected.Result: The engine should not change tohigh idle.10 Press down the foot switch.Result: The engine should change to high idle.bda cB-18Test the Engine Idle SelectOperationGenie requires that this procedure be performedevery 250 hours or quarterly, whichever comesfirst.A properly operating engine idle select functionis essential to good engine performance and safemachine operation. There are three settings.Low idle (turtle symbol) allows the operatorto control multiple boom and/or drive functionssimultaneously, though at reduced speed. Thissetting maintains a consistent low idle.High idle (rabbit symbol) allows the operatorto control multiple boom and/or drive functionssimultaneously. This setting maintains aconsistent high idle.Foot switch activated high idle (rabbit andfoot switch symbols) should be used for normalmachine operation. This selection activates highidle only when the foot switch is pressed down.1 Turn the key switch to ground controls.2 Pull out the red Emergency Stop button to theon position at both the ground and platformcontrols.3 Start the engine from the ground controls.4 Push and release the rpm select button untilhigh rpm is selected (rabbit symbol).Result: The engine should change to high idle.5 Push and release the rpm select button untillow rpm is selected (turtle symbol).Result: The engine should return to low idle.