Problem D: The PRIME/SPRAY knob is set to SPRAY and there is flow through the material return tube
Cause
Solution
1.
The PRIME/SPRAY valve is dirty or worn
Take sprayer to Wagner Authorized Service Center
Problem E: The spray gun leaks
Cause
Solution
1.
Gun filter housing is loose
Tighten handle
2.
Internal parts of spray gun are worn or dirty
Take sprayer to Wagner Authorized Service Center
Problem F: The spray tip assembly leaks
Cause
Solution
1.
The spray tip was assembled incorrectly
Check tip assembly and assemble properly
see page 20, steps 8-9
2.
Gun seal is worn
Replace the seal*
Problem G: The spray gun will not spray
Cause
Solution
1.
The spray tip plugged
Refer to Clear the Spray Tip
see page 13
2.
The spray gun filter is clogged
Refer to Clean the Spray Gun Filter
see page 15
. Keep extra filters on hand
3.
The spray tip is in CLEAN position
Rotate spray tip to SPRAY position
see page 13, step 9
4.
PRIME/SPRAY knob not set on SPRAY
Turn PRIME/SPRAY knob to SPRAY
see page 9
Getting Material to Flow
Problem H: The spray pattern is poor (tailing)
Cause
Solution
1.
The spray tip is plugged
Refer to Clear the Spray Tip
see page 13
2.
The inlet filter is clogged
Refer to Clean the Inlet Filter
see page 14
3.
The spray gun filter is clogged
Refer to Clean the Spray Gun Filter
see page 15
. Keep extra filters on hand
4.
The spray tip is worn
Replace the spray tip
5.
The material is too thick
Thin material using appropriate thinning solution
6.
Pressure loss
Refer to Causes and Solutions for Problem C
Daily Maintenance
The only daily maintenance necessary is thorough cleaning
Follow the cleaning procedures in this manual
* Special repair kits with instructions are available for these procedures. Refer to the Maintenance section of this manual for a list of the kits and their part numbers
** Additional parts are available for this procedure. Refer to the Accessories (
page 74
) section of this manual for a list of the parts and their part numbers
Extended Maintenance
Some pump parts eventually wear out from use and must be
replaced. The following is a list of available repair kits. Pump
performance is the only reliable indicator of when to replace wear
parts. Refer to the Troubleshooting section for more information
on when to use these kits
Kit Part # Description
0515221
Inlet valve kit
0515237
Outlet valve kit
0501014
Saddle seat/seal kit
23
English
Troubleshooting
Troubleshooting
• Fixing Spraying Problems
