Multiquip 14721Z6L000 Valve Ex - OEM Replacement Part for Rollers

The exhaust valve is a critical engine component that controls the release of combustion gases from the cylinder during the exhaust stroke, ensuring proper engine performance and efficiency. This valve must maintain precise seating and timing to prevent compression loss, backfiring, and reduced power output in your Multiquip roller equipment.

The AR14H vibratory ride-on roller is powered by a Honda GX630 air-cooled gasoline engine and features a sophisticated hydraulic system with a gear pump that powers both the drum vibratory system and articulating steering system. The vibratory action generates 3,400 lbf (15.1 kN) of centrifugal force at a frequency of 4,200 vpm. Proper engine valve function is essential for maintaining the power needed to drive the hydrostatic pump and hydraulic systems that control the forward/reverse travel and dual drum drive motors.

Signs that exhaust valve replacement may be needed include loss of engine power, difficulty starting, excessive fuel consumption, or weak vibratory performance. Regular valve inspection should be part of your maintenance schedule to ensure reliable operation during asphalt application and granular soil compaction work.

Compatible models:

• AR14H

Genuine Multiquip OEM part, sold by an authorized dealer.