Graco Paint Sprayer 17M370

Warning: Perform these steps ONLY if the sprayer is not working and other troubleshooting measures have not resolved the issue.

NOTICE: Proper tools must be used to keep the plugs/fittings from being stripped.

Perform Pressure Relief Procedure

Remove two pump plugs and front valve with 8mm or 5/16' Allen wrench

Clean outlet valve assemblies with warm water or mineral spirits

Check ball should move freely against the spring in the retainer

Assemble outlet valve assembly as shown, leaving a space between the end of the plug or front valve and shoulder on the outlet valve assembly

NOTICE: Do not push outlet valves all the way into the valve plugs or front valve. If outlet valves are pushed all the way into the valve plugs or front valve the sprayer will spray with reduced performance.

If the grounding wire breaks at the Spool end, perform the following steps:

1. Unwind wire from Grounding Spool and use a flat screwdriver to pry apart the Grounding Spool.

2. Loosen screw on terminal and remove broken wire. Strip insulation from grounding wire, insert into terminal and tighten screw.

3. Snap the Grounding Spool back together.

If the grounding wire breaks at the Grounding Plug, perform the following steps:

1. Pull rubber boot off of wire at Grounding Plug and slide boot over grounding wire.

2. Loosen screw and remove broken wire. Insert stripped grounding wire and tighten screw.

3. Replace rubber boot onto Grounding Plug.;

Move sprayer to a well-ventilated area and away from flammable or combustible materials, including paints and solvents.

Inspect enclosure vents for blockage

Inspect pump inlet holes located under Pump Filter for blockage each time the sprayer is cleaned.

Sign off on the daily paint sprayer inspection