Goulds Pumps Pump VIT 9RC

Clean dirt, oil, and grease from driver and discharge head

Clean driver ventilation passage to prevent overheating

Check for leakage through stuffing box while pump is in operation

Do not tighten gland nuts unless necessary

Remove capscrews securing top bowl to intermediate bowl

Slide discharge bowl and top bowl off the pump shaft

Pull shaft out and strike impeller hub

Insert screwdriver into taperlock slot and spread it open

Slide taperlock and impeller off the pump shaft

Repeat procedures until bowl assembly is completely disassembled

Remove capscrews securing top bowl to intermediate bowl

Slide top bowl off the pumpshaft

Remove capscrews and split thrust ring from pump shaft

Slide impeller off the pumpshaft and remove the key

If impeller is seized, strike with a fiber mallet to drive it off the pumpshaft

Repeat procedures until the bowl assembly is completely disassembled

Initial Inspection and Adjustment

Is the leakage rate exceeding two drops per second?

Is there no leakage or is the stuffing box overheating?

Stop the pump and allow packing to cool.

Reinstall the coupling guard before restarting the pump.

With the pump in operation, tighten the gland nuts one-quarter turn for each adjustment.

Ensure mechanical seal is not secured to the shaft prior to impeller adjustment.

Verify the following conditions for the pump

Turn the adjusting plate (613) to adjust the impeller.

Refer to the Outline Drawing for the specific unit and note the correct adjustment.

If the pump has a thrust pot, ensure the thrust is installed before adjusting the impeller position.

Adjust the impeller position using the adjust nut on the thrust pot.