No blast air flow when the blast control switch is engaged. The water pump does cycle while the blast control switch is engaged
- Adjust the blast regulator to the desired pressure while the blast control is engaged.
- See Tubing Schematic in manual.
- Check for leaks at connection points.
- Clean or replace the adjustable blast air regulator.
- Disassemble the main air regulator and inspect components.
- Replace or repair parts as necessary. See Parts in manual.