Goulds Pumps Pump 3355 2.5 x 4-8A-3600

Check the seal and all flush piping before starting the pump

Ensure the cleanliness of the pumped fluid

Verify the installation of cartridge-type mechanical seals

Disengage holding clips of user-installed cartridge seals before operation

Keep the manufacturer's reference drawing for future maintenance

Verify the required flush fluid and attachment points as per the seal drawing

Flush and clean the system thoroughly to remove dirt or debris in the pipe system.

Will the temperatures of the pumped fluid exceed 93°C | 200°F?

Warm up the pump prior to operation if fluid temperatures exceed 93°C | 200°F.

Circulate a small amount of fluid through the pump until the casing temperature is within 38°C | 100°F of the fluid temperature.

Soak for 2 hours at process fluid temperature.

Bring variable-speed drivers to the rated speed as quickly as possible.

Ensure set screws in the seal locking ring are tightened and centering clips are removed prior to startup.

Verify the following before starting the pump

2.3.2 Pump storage requirements

Ensure the unit is stored properly

Rotate the shaft by hand several times

6.1 Maintenance schedule — Annual inspections

Does the pump performance satisfy process requirements?

Is the pumped fluid abrasive or corrosive, or is the environment potentially explosive?

6.2.5 Lubricate the bearings after a shutdown period

Flush out the bearings and bearing frame with a light oil to remove contaminants

Flush the bearing housing with the proper lubricating oil to ensure oil quality after cleaning