Viking Pump KK4124A

Ensure pump, drive, and motor were properly aligned during assembly

Recheck alignment after pump unit installation

Check pump ports for proper position and squareness

Shim or move the pump as required

Ensure piping is not forced to line up with ports

Flexible Coupling Alignment Check

Remove any coupling guards or covers

Check alignment of coupling halves using a straightedge

Apply multi-purpose grease, NLGI # 2, to all lubrication fittings using a hand gun

Record any specific lubrication questions for Viking Pump® representative

Refer to Engineering Service Bulletin ESB-515 for standard grease thickener types

Is the lubrication fluid compatible with the process fluid for O-Pro™ seals?

Does the application involve very high or low temperatures?

Specify alternative lubrication type if required due to temperature conditions

Select the oil type based on temperature conditions

Verify the oil quantity for each size

Drain the old lubricant from the Viking gear reducer

Refill with new lubricant to the proper level

Is the oil filled to the proper level for the selected size?

Ensure the pump is turned off and isolated from the power supply

Gather necessary tools and materials, including Light Refrigeration Oil and a container for old oil

Place a container under the reservoir to catch the old oil

Open the drain valve and allow all the old oil to drain out

Measure one pint of Light Refrigeration Oil

Loosen the two set screws in the outer face of the bearing housing

Rotate the bearing housing in a clockwise direction until it cannot be turned any more

Make a mark on the outside diameter of the bearing housing and a corresponding mark on the pump bracket

Make another mark on the pump bracket per 'Table 4' on page 14

Rotate the bearing housing in a counter clockwise direction until the mark on the outside diameter of the bearing housing lines up with the second mark on the pump bracket

Check end clearance with feeler gauge between idler and rotor faces, if possible