Product Description
Pressure Adjust Screw
Compatibility: Fits pallet jacks made by Jet, model PTX & JTX. SKU: JT PTX2748-043
Frequently Asked Questions
Q: What does the JT PTX2748-043 Pressure Adjust Screw do?
A: The Pressure Adjust Screw is used to set and calibrate the relief valve cracking pressure in the pump assembly, controlling maximum system pressure during lifting operations on Jet pallet jacks.
Q: Which Jet pallet jack models use the JT PTX2748-043?
A: The JT PTX2748-043 Pressure Adjust Screw fits Jet model PTX and JTX pallet jacks. Verify your equipment model matches before ordering.
Q: When should this Pressure Adjust Screw be replaced?
A: Replace if the screw strips, fails to hold pressure setting, leaks hydraulic fluid, or the jack lifts with unstable or excessive pressure variations. Typically replaced during pump rebuild or repair.
Q: What is the service life of the JT PTX2748-043?
A: Under normal operation, this screw has an extended service life. Replacement frequency depends on system maintenance, fluid condition, and whether the jack experiences pressure spikes or shock loading.
Q: Is special adjustment required after installing a new Pressure Adjust Screw?
A: Yes. After replacement, the pressure relief valve must be calibrated to the manufacturer specified setting. This requires pressure gauges and should be performed by a qualified technician to ensure safe system operation.