Designed for Cummins QSB6.7 and QSB5.9 engines, part number 3963808.
Maintains safe fuel pressure in the common rail system.
Prevents fuel system damage by releasing excess pressure.
Spring-loaded plunger mechanism for precise pressure control.
ติดตั้งง่ายบนรางร่วมกับซีลที่ปลอดภัย
Regular maintenance ensures optimal performance and longevity.
Suitable for trucks, buses, and construction machinery.
Backed by a 12-month warranty for peace of mind.
คำถามที่พบบ่อย:
What is the function of the Common Rail Pressure Relief Valve?
The valve maintains fuel pressure within a safe range in the common rail system, preventing damage from excessive pressure by releasing excess fuel back to the tank.
How do I know if the pressure relief valve is faulty?
Symptoms include abnormal fuel pressure, rough idling, or reduced power. Check for leaks, loose connections, or use a pressure gauge to measure rail pressure.
What maintenance does the pressure relief valve require?
Regularly inspect for leaks or damage, clean to remove debris, and check the pressure-relief set value. Replace if any issues are detected to ensure system performance.