Uline Manual Hydraulic Pump Assembly for Quick-Lift Pallet Trucks
UL H-3812
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Compatibility
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Product Description
Manual hydraulic pump assembly for Uline Quick-Lift Pallet Trucks, direct replacement for SKU UL H-3812. Unit features a manual single-acting hydraulic pump, pre-filled reservoir, and lever-operated lift/lower function. Designed for direct compatibility with Uline Quick-Lift series manual pallet jacks.
Specifications
Part Numbers & Compatibility
| Make | Uline |
| Model | Quick-Lift |
| Part Number | UL H-3812 |
| Compatibility | Direct compatibility with Uline Quick-Lift series manual pallet jacks |
Additional Specifications
| Service Fill Procedure | Hydraulic reservoir filled until fluid exits fill hole (air bleed by cycling control lever 10–12 times) |
| Description | Manual hydraulic pump assembly for Uline Quick-Lift Pallet Trucks, direct replacement for SKU UL H-3812. Unit features a manual single-acting hydraulic pump, pre-filled reservoir, and lever-operated lift/lower function. Designed for direct compatibility with Uline Quick-Lift series manual pallet jacks. |
| Pump Type | Manual single-acting hydraulic pump |
| Reservoir Status | Pre-filled |
| Operation Method | Lever-operated lift/lower function |
Frequently Asked Questions
Q: What is the UL H-3812 manual hydraulic pump assembly and which equipment does it fit?
A: The UL H-3812 is a manual single-acting hydraulic pump assembly for Uline Quick-Lift pallet trucks. It is designed for direct compatibility with Uline Quick-Lift series manual pallet jacks.
Q: What type of hydraulic fluid is compatible with the UL H-3812 pump assembly?
A: The UL H-3812 requires iso 46 hydraulic fluid for manual pallet jacks. Use fluid meeting specifications for manual pallet jack applications. Do not mix different fluid brands or grades.
Q: What maintenance is required to extend the service life of the UL H-3812 pump assembly?
A: Inspect the pump assembly monthly for fluid leaks around the shaft seal and reservoir seams. Replace the hydraulic fluid every 2 to 3 years or if fluid appears dark or contains debris. Keep the fill hole and vent hole clear of dirt and dust.
Q: What symptoms indicate the UL H-3812 pump assembly needs replacement?
A: A failing pump assembly shows slow or no lift response despite repeated lever cycling, visible fluid leaks from the pump body or shaft seal, hissing or chattering sounds during lever operation, or loss of load-holding ability. These symptoms indicate internal pump wear or seal failure.
Q: How do I know if the UL H-3812 is the right replacement part for my equipment?
A: The UL H-3812 is designed for direct compatibility with Uline Quick-Lift series manual pallet jacks. Check the model number on your existing pump assembly to confirm it is a Quick-Lift model.
Q: Can the UL H-3812 be used as a replacement part for other brands?
A: The UL H-3812 is specifically designed for Uline Quick-Lift series manual pallet jacks. It may not be compatible with other brands or models unless they are also Quick-Lift series equipment.