Viking Pump HL1224A

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

Install bracket bushing if removed due to wear

Install bracket and bushing assembly on the casing

Coat shaft of rotor/shaft assembly with light oil and insert into bracket bushing

Coat idler pin with light oil and place idler and bushing on idler pin in head

Install head and idler assembly on pump using a .010 to .015 inch thick head gasket

Install the lipseal in the bearing housing

Select the appropriate oil type based on temperature

Verify the required oil quantity for each reducer size

Drain existing oil from the reducer

Refill with the correct type and quantity of oil

Is the lubricant level correct after refill?

Perform initial packing adjustment carefully

Ensure packing gland is not over-tightened

Inspect for need of packing gland adjustment or replacement

Contact Viking Pump® representative for Engineering Service Bulletin ESB-521 if repacking is needed

Check if occasional packing adjustment is required to maintain slight leakage

Attempt gentle tightening to reduce leakage

Ensure the pump is turned off and isolated from the power source.

Gather necessary tools and materials, including a hand grease gun and multi-purpose grease, NLGI #2.

Apply grease to the following lubrication fittings

Is the grease compatible with the grease used by Viking?

Clean any excess grease from the fittings and surrounding areas.

Is the lubrication process completed for all fittings?