Graco Diaphragm Pump 25C655

To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure.

Flush the pump often enough to prevent the fluid you are pumping from drying or freezing in the pump and damaging it. Use a compatible solvent.

Always flush the pump and relieve the pressure before storing it for any length of time.

The equipment stays pressurized until pressure is manually relieved. To reduce the risk of serious injury from pressurized fluid, accidental spray from the gun or splashing fluid, follow this procedure whenever you:

CAUTION: Do not over-lubricate the pump. Oil is exhausted through the muffler, which could contaminate your fluid supply or other equipment. Excessive lubrication can also cause the pump to malfunction.

Is the hose removed from the pump air inlet?

Enter the amount of machine oil added to the air inlet

Is the hose reconnected to the pump air inlet?

Sign off on the air valve lubrication

Warning: This procedure requires trained personnel with PPE!

All hoses checked for wear or damage

All threaded connections are tight and leak-free

All fasteners checked and tightened or retorqued as necessary

Left/Right Fluid Covers torque in in-lb

Outlet Manifold torque in in-lb

Sign off on the threaded connections inspection