General Repair Information
8 309477F
General Repair Information• Keep all screws, nuts, washers, gaskets, and
electrical fittings removed during repair procedures.
These parts are not normally provided with
replacement assemblies.
•Test repair after problem is corrected.
• If sprayer does not operate properly, review repair
procedure to verify you did it correctly. See Basic
Troubleshooting, page 9 and Advanced
Troubleshooting, page 11.
• Overspray may build up in the air passages.
Remove any overspray and residue from the air
passages and openings in the enclosures whenever
you service the sprayer.
• Do not operate the sprayer without the enclosure.
Replace if damaged. Enclosures direct cooling air
around the motor to prevent overheating. They also
reduce the risk of burns, fire or explosion.
WARNING
Page 4. CAUTION
Do not run sprayer dry for more than 30 seconds.
Doing so could damage pump packings.
Protect internal drive parts of this sprayer from
water. Openings in enclosures allow for air
cooling of mechanical parts and electronics
inside. If water gets into these openings, the
sprayer could malfunction or be permanently
damaged.
Prevent pump corrosion and damage from
freezing. Never leave water or water-based paint
in sprayer when it is not in use in cold weather.
Freezing fluids can seriously damage sprayer.
Store sprayer with mineral spirits/paint thinner or
Graco Pump Armor to protect equipment during
storage.