Assembly Instructions for Horizontal Tranfer Pumps
Models HVC-40 Through HVC-90

Internal Bellows Type Seal

  1. Attach motor mounting bracket to motor with four (4) stainless steel bolts.
  2. Insert impeller shaft on motor shaft.  (Do not tighten set screws).
  3. Insert ceramic seat into seal plug with ceramic face up.
  4. Bolt seal plug to motor mount with four (4) stainless steel bolts.
  5. Slide seal assembly onto impeller stainless steel shaft with rubber boot facing towards where impeller back vanes will be positioned.

NOTE: Make sure that the rubber is seated entirely within rotating carbon piece.

  1. Position impeller onto shaft.
  2. Insert keyway into impeller and tighten impeller nut with O-ring to shaft.
  3. Slide seal assembly on impeller shaft sleeve, making sure the rubber boot is pressing firmly against the rear of the impeller.
  4. Tighten the impeller set screws making sure there is a 1/64" maximum clearance between the rear impeller vanes and the seal plug.
  5. Mount volute case with hypalon O-ring to seal plug with six (6) stainless steel bolts.

Double Mechanical Water Cooled Seal

  1. Attach motor mounting bracket to motor with four (4) stainless steel bolts.
  2. Insert ceramic seat into seal plug and seal cap with ceramic face up.
  3. Insert impeller through seal plug.
  4. Slide first rotating seal onto impeller sleeve with raised carbon face to the ceramic face slide spring down and install second rotating seal onto the impeller sleeve with carbon face up.
  5. Place seal cap gasket on seal plug and bolt seal cap to the seal plug with four (4) stainless steel bolts.
  6. Insert stainless steel shaft into impeller assembly, insert keyway into impeller and tighten impeller nut with O-ring to shaft.
  7. Slide completed assembly onto motor shaft and bolt seal plug to motor mounting bracket with four (4) stainless steel bolts.
  8. Tighten the impeller set screws making sure there is a 1/64" maximum clearance between the rear impeller vanes and the seal plug.
  9. Mount volute case with hypalon O-ring to seal plug with six (6) stainless steel bolts.