Product Description
Hyster HY 3007699 master cylinder rebuild kit for electric lift truck platforms. Contains OEM-grade elastomer seals, steel washers, and spring components, designed for 7/8 inch bore master cylinders. Restores hydraulic integrity in Hyster electric pallet jacks and electric lift trucks.
Specifications
Part Numbers & Compatibility
| Make | Hyster |
| Part Number | HY 3007699 |
| Manufacturer Part Number | 3007699 |
Frequently Asked Questions
Q: What components are included in the HY 3007699 master cylinder rebuild kit?
A: The HY 3007699 contains elastomer seals, steel washers, and spring components designed for master cylinders used in Hyster electric lift trucks.
Q: Which Hyster equipment models use the HY 3007699 master cylinder rebuild kit?
A: This rebuild kit is designed for Hyster electric lift trucks and platforms with master cylinders that require replacement of internal seals, washers, and springs.
Q: What problems indicate that a master cylinder rebuild is needed?
A: Common signs include soft or spongy lift controls, hydraulic fluid leakage around the cylinder rod, incomplete lift or lower functions, or gradual loss of pressure. The HY 3007699 restores hydraulic integrity when seal degradation is the cause.
Q: What is the difference between a full master cylinder replacement and a rebuild kit?
A: A rebuild kit replaces worn internal seals, washers, and springs while keeping the cylinder body intact. This is a cost-effective alternative when the cylinder bore is not damaged. If the bore is pitted or scarred, a full cylinder replacement is required.
Q: How often should master cylinder seals be replaced on electric lift equipment?
A: Seal lifespan varies with usage intensity and operating environment. Typical service intervals range from 3 to 5 years for regular duty. Cold storage, frequent cycling, or contaminated hydraulic fluid accelerate seal degradation and may require earlier replacement.
Q: What materials are used in the HY 3007699 rebuild kit?
A: The HY 3007699 includes durable elastomer seals, steel washers, and spring components designed for long-lasting performance in Hyster electric lift trucks.
Q: How do I know if the HY 3007699 is compatible with my equipment?
A: The HY 3007699 is compatible with Hyster electric lift trucks and platforms that use master cylinders requiring internal seal, washer, and spring replacement. Verify your equipment model and cylinder specifications before ordering.