Multiquip 1242320 Hydraulic Pump - OEM Replacement Part

This hydraulic pump powers the steering and travel systems in trench rollers, providing the hydraulic pressure necessary for precise directional control and machine movement. When the pump fails, operators may experience steering loss, inability to move in one or both directions, slow travel speed even at full lever position, or unequal movement characteristics.

The pump integrates with a servo block system that uses magnetic valves Y3 and Y4 to control hydraulic flow direction. During troubleshooting procedures outlined in Multiquip service documentation, technicians check the control piston movement for smooth operation and spontaneous return to zero position under spring force. The piston must move freely from both sides without stiffness—any binding indicates mechanical damage requiring professional workshop repair. Service intervals include checking magnetic valve seals for damage and applying light oil lubrication, inspecting aperture cleanliness, and verifying that oil flows properly back to the pump housing when plugs X1 and X2 are removed.

Compatible models:

• Multiquip RX1575 Trench Roller

Genuine Multiquip OEM part, sold by an authorized dealer.