It provides the operator with a visual pre-warning at approximately 90% of the rated capacity and an audible-visual warning in combination with an automatic lockout at approximately 100% of rated capacity. The RCL system constantly monitors actual lifting conditions versus allowable capacity ratings to assist in preventing an overload condition. A simple, effective, and easy to use overload protection system in conjunction with a low profile type anti-two block (A2B) device assists the operator in the efficient operation of the unit. Other standard equipment includes a durable nylon cushion seat with lap belt hour meter sight level bubble and fire extinguisher. Tubular steel construction with steel mesh covering on top and right side grill type guard. The frame-mounted, open-air style control station with overhead canopy includes all crane function and driving controls.
Parking brake acts on both front wheels of 2 wheel drive models and on all 4 wheels of *4 wheel drive (XT) models. A dash-mounted toggle switch activates the dry disc parking brake on the transmission output yoke with a dash-mounted warning light. Hydraulic actuated internal wet-disc service brakes acting on all four wheels. Controls permit quick and easy shuttle control between forward and reverse travel. Remote mounted Clark 3 speed forward and reverse full powershift w/engine mounted torque converter and stalk type shift control mounted to the steering column. The engine is a Cummins 4BT3.9 L turbo-charged diesel, four-cylinder. The hoist is a Model HP12-13G Planetary reduction with automatic spring applied the multi-wet-disc brake and grooved hoist drum. Twin double-acting hydraulic cylinders with integral holding valves provide elevation from 0° to 80° and mechanical boom angle indicator. Two (2) position low profile and quick reeve design with two metallic sheaves mounted on tapered roller bearings and quick removable pin-type rope guards. The three-section full power boom reaches up to 12.2 m (40 ft) and has a max. The maximum lift capacity is 8.1 metric tons (9 US tons) on outriggers. The Grove YB4415XT by Manitowoc is an industrial carry deck crane, with longer reach and higher capacity than any other cranes in its class. Grove YB4415XT Crane Overview and Specifications
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