Donaldson P614563 Fuel Filter Air Primer Assembly

The Donaldson P614563 is a fuel system air primer designed for use with Donaldson diesel fuel filtration assemblies. Air primers are essential service components that allow technicians to manually purge air from the fuel system after replacing a fuel filter, ensuring fast, reliable engine restarts without the need for extended cranking or engine priming cycles.

Key Features:

• Designed as a direct-fit replacement primer for compatible Donaldson fuel filter housings
• Allows manual air evacuation from the fuel system after filter service
• Helps prevent hard starts and fuel system air lock following filter changes
• Engineered to Donaldson OEM quality and fitment standards
• Durable construction for long service life in demanding diesel applications

The Donaldson P614563 air primer is the correct OEM-specified replacement component for Donaldson fuel filter assemblies that require a hand-operated primer. Using the correct Donaldson-branded primer ensures a proper seal and reliable operation in diesel fuel filtration systems found in heavy-duty trucks, construction equipment, agricultural machinery, and other diesel-powered applications.