WHEEL & TIRE GP 3728383 - Caterpillar

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(1) Hoist and brake hydraulic tank (2) Air breather (3) Sight gauge (4) Sight gaugeHoist and brake hydraulic tank (1) is located on the outside of the right side of the frame. Hoist and brake hydraulic tank (1) supplies oil to the brakes, to the brake cooling system, and to the hoist hydraulics. Air breather (2) for the hydraulic tank is located on top of hoist and brake hydraulic tank (1) .Hoist and brake hydraulic tank (1) has two sight gauges. Sight gauge (3) is generally used for checking the oil level. Sight gauge (4) can be used when the hoist cylinders are in the RAISE position. See the Operation and Maintenance Manual for lubrication viscosities and for refill capacities for hoist and brake hydraulic tank (1) .Tank Ports
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(5) Return port for brake cooling (6) Screen (7) Drain port for the brake makeup oil tank (8) Return port for the hoist control valve (9) Suction port for the parking brake release section of the secondary steering and brake electric drive pump (10) Drain port for the parking and secondary brake control valve (11) Return port for the towing diverter valve (12) Suction port for the hoist and brake gear pump (13) Screen (14) Drain port for the lip seal case of the parking brake