Viking Pump K4224B

Ensure all safety measures are in place before opening any Viking pump liquid chamber

Obtain and review the material safety data sheet (MSDS) for the liquid

Insert brass or plastic bar through port opening between rotor teeth or lock coupling end of shaft to keep shaft from turning

Bend up tang of lockwasher and remove locknut and lockwasher from shaft using a spanner wrench

Remove brass or plastic bar from port opening

Loosen the two setscrews in the face of the bearing housing and remove the bearing housing assembly from the bracket

Remove pair of half round rings under the inner spacer collar from the shaft (K, KK, LQ, LL, LS Sizes ONLY)

Ensure pump ports are square and in proper position

Shim or move the pump as required

Is piping forced to line up with the ports?

Flexible Coupling Alignment Check

Remove any coupling guards or covers

Is the alignment of the coupling halves correct using a straightedge?

Is the alignment of the V-belts correct using a straightedge or tightly drawn string?

Ensure pressure in the chamber is completely vented

Lock out or make non-operational the driving means

Identify the liquid the pump has been handling

Obtain and understand the material safety data sheet (MSDS) for the liquid

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

Rotate the bearing housing clockwise until it cannot be turned anymore

Mark the outside diameter of the bearing housing and the pump bracket

Bracket Grease Fitting Lubrication

Add grease to the bracket grease fitting until it comes out of the relief fitting on the opposite side of the bracket

Type of lubricant used for bracket grease fitting

Regrease the bearing housing until grease comes out of the shaft end lip seal

Type of lubricant used for bearing housing

Refer to TSM for specific model series procedure

Adjust end clearance as per TSM guidelines

Record pump pressure after adjustment