250GLC - EXCAVATOR 3363 Lines, Hoses & Fittings Parts group 3363 Lines, Hoses & Fittings 3363 Lines, Hoses & Fittings . Suction Lines Delivery Lines Return Lines Return Lines Drain Lines Boom Cylinder Lines Front Lines Swing Motor Lines From Control Valve Hydraulic Lines (Control Valve To Rotary Manifold) Boom Bottom Lines Attenuator Lines Pilot Lines Pilot Oil Filter Components Pilot Lines (Pilot Signal Manifold To Swing Motor) Pilot Lines (Control Valve To Pilot Signal Manifold) Pilot Lines Pilot Lines (Pilot Signal Manifold To Left Pilot Controller) Pilot Lines, Pilot Signal Manifold To Pilot Shutoff Valve Pilot Lines (Pilot Signal Manifold To Travel Pilot Valve) Pilot Lines (Pilot Signal Manifold To Right Pilot Controller) Pilot Lines (Travel Pilot Valve To Pilot Shutoff Valve) Main Body Hi-Flow Auxiliary Lines Boom Hi-Flow Auxiliary Lines Arm Hi-Flow Auxiliary Lines, 2.50 m Arm Hi-Flow Auxiliary Lines Arm Hi-Flow Auxiliary Lines (Long) Auxiliary Pressure Relief Valves Boom Lines Lubrication Lines