DeWalt Graco PowerFill 3.5 Standard 26B417 Operation, Parts page 29

Problem
Power Head feels loose or rocks
on the pump
3A8110C
Cause
Set screws located on the
bottom of the Power Head may
have become loose (see image
below).
Troubleshooting
Solution
Tighten set screws carefully
until the rocking has been
removed (see image below).
29