- Verify that the A material pressure regulator is turned on and set to the correct pressure.
- Verify the all ball valves before the applicator are open
- Replace spray tip and while dispensing material monitor the display for A flow rate.
- Verify that A side of gun is not plugged. Replace spray applicator and tips as necessary.
- Inspect all cabling for proper connection and damage.
- Verify A meter gears spin freely.
- If flow is registering, but at a reduced rate, inspect for A side of system for restrictions.
- Verify that A side of gun is not restricted. Replace spray applicator and tips as necessary.
- Inspect A hose for plugging.
- Verify A material filters are not plugged.
- Verify A meter gears spin freely.
- Set material A pressure regulator to highest available pressure, but not above 200 psi (13.8 bar)
- Material A pressure must be able to be about 50 psi (3.5 bar) above material B pressure.
- Ensure material B pressure regulator is set at least 50 psi (3.5 bar) less than A pressure regulator.