Bell & Gossett In-Line Mounted Pump 614

WARNING: Use a new gasket when reinstalling the bearing assembly to prevent injury or damage.

Wipe the bearing bores clean and remove any rust or scale deposits with a fine emery cloth.

Insert the new wave spring into the rear bearing bore.

Insert the shaft assembly into the housing and install and tighten the retaining screws.

For cast iron bearing assemblies, install the coverplate on the housing.

Select the type of housing for lubrication instructions

Check for the following conditions

Ensure the equipment is powered off and locked out

Remove the casing to access the impeller

Carefully remove the old impeller

Install the new impeller ensuring proper alignment

WARNING: Relieve pressure in the pump body

Remove the eight capscrews that hold the bearing assembly or adapter ring to the volute

Prevent the impeller from turning

Remove the impeller nut, lockwasher, impeller, and adapter ring

Remove items from the bearing assembly

If cast iron bearing assembly, remove seal parts and coverplate

Remove the seat and seat gasket from the coverplate

Remove the three screws that hold the bearing cap in place

Replace any part that does not meet the required criteria

Clean the pump parts in solvent to remove oil, grease, and dirt

Ensure machined surfaces are protected during cleaning to prevent equipment damage

Allow all system and pump components to cool before handling to prevent physical injury.

Close the isolation valves on the suction and discharge sides of the pump.

Is the system drained if no valves are installed?

Open the drain valve and wait until liquid stops coming out.

Is liquid still flowing from the drain valve?

Describe the repairs needed for the isolation valves if they are not sealing properly.