Relief Valve Seat for Yale Electric Lift Truck
YL 518818804
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Compatibility
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Visit our diagram page for part references to popular models
Product Description
Relief valve seat
Specifications
Part Numbers & Compatibility
| Make | Yale |
| Model | MP040AC, MPB040AC, MP040ACN, MPB040ACN |
Frequently Asked Questions
Q: What makes and models is the YL 518818804 compatible with?
A: The YL 518818804 is compatible with Yale electric lift trucks including the MP040AC, MPB040AC, MP040ACN, and MPB040ACN models.
Q: What material is the YL 518818804 relief valve seat made from?
A: Relief valve seats are typically made from hardened steel or stainless steel to withstand repeated pressure cycling and maintain a reliable seal against hydraulic fluid. The material resists wear and corrosion in hydraulic environments.
Q: What symptoms indicate a faulty YL 518818804 relief valve seat?
A: Common failure signs include erratic pressure readings, hydraulic fluid leakage around the valve assembly, reduced lift power, or pressure spikes during operation. These symptoms suggest the seat is no longer sealing properly and replacement is needed.
Q: How long does the YL 518818804 relief valve seat typically last?
A: Relief valve seats have a service life determined by operating hours, hydraulic fluid condition, and system pressure. Regular hydraulic fluid changes and pressure monitoring extend component lifespan. Replace if leakage or pressure irregularities develop.