Troubleshooting - WAGNER Procoat 9185G Owner's Manual

Troubleshooting

Problem A: The sprayer does not start
Cause
1. Gas tank is empty
2. There is a problem with sprayer engine
Problem B: The sprayer starts but does not draw material when the PRIME/SPRAY knob is set to PRIME
Cause
1. The inlet valve is stuck
2. The sprayer will not prime properly or has lost prime
3. The suction set is not properly installed
4. The material container is empty
5. The inlet filter is clogged
6. The outlet valve is stuck
7. The inlet valve is worn or damaged
8. The PRIME/SPRAY valve is plugged
Problem C: The sprayer draws up material but the pressure drops when the gun is triggered (bad spray pattern)
Cause
1. Pressure too low
2. The spray tip is worn
3. The inlet filter is clogged
4. The spray tip is plugged
5. The spray gun filter is clogged
6. The material is too heavy or coarse
7. The Sureflo™ Valve assembly is damaged or worn
Problem D: The PRIME/SPRAY knob is set to SPRAY and there is flow through the material return tube
Cause
1. The PRIME/SPRAY valve is dirty or worn
Problem E: The spray gun leaks
Cause
1. Gun filter housing is loose
2. Internal parts of spray gun are worn or dirty
English
Before servicing, always release system
pressure by following Pressure Relief
Procedure (page 7).
Solution
Fill the gas tank
Call Technical Service
Solution
Inlet may be stuck from old material. Push Sureflo Valve to release. If still stuck refer to
Clean the Inlet Filter see page 14 or Cleaning the Sureflo™ Valve see page 21 *
Refer to Getting Material to Flow section see page 9
Reinstall the suction set see page 6
Refer to Load Material and Getting Material to Flow sections see pages 8-9
Refer to Clean the Inlet Filter see page 14
Call Technical Service
Take sprayer to Wagner Authorized Service Center
Take sprayer to Wagner Authorized Service Center
Solution
Increase the pressure
Replace spray tip with a new one**
Refer to Clean the Inlet Filter see page 14
Refer to Clear the Spray Tip see page 12
Refer Clean the Spray Gun Filter see page 13. Keep extra filters on hand
Thin or strain the material
Replace the Sureflo Valve see page 21*
Solution
Take sprayer to Wagner Authorized Service Center
Solution
Tighten handle
Take sprayer to Wagner Authorized Service Center
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