Graco 257100 Water Pump User Manual


 
Pressure Relief Procedure
4 3A0246C
Pressure Relief Procedure
1. Turn flow control knob to fully counterclockwise to
OFF position.
2. Place deflector in hopper or suitable container.
3. Turn prime valve handle to PRESSURE RELIEF
position.
4. Display will read “----” when all pressure is relieved.
ti8793a
ti14876a
bar/psi
ti15614a