Description
Function
Used alongside Welzh Diesel High Pressure Pump Test Kit (4606-WW) to diagnose regulator and pump issues.
Diagnosis Process
Identify Weak Pump Pressure: Observe low pump pressure.
Regulator Check: Remove regulator from the system.
Bypass and Seal: Select appropriate dummy plug to seal the port.
Pressure Observation: Monitor pressure response.
Results Interpretation
If pressure returns to normal: Regulator likely causing pressure loss.
If pressure remains low: Pump may be defective.
Manufacturer Recommended
Endorsed testing method by high-pressure pump manufacturers.
Kit Contents
Includes 8 diverse dummy plugs for sealing regulator ports.
