Goulds Pumps IC - IOM - Manual (Page 74)

Packing Rings
Correct Incorrect
Lantern Rings
Correct Incorrect
3. Insert the packing and stagger the joints in each ring by 90°.
Install the stuffing-box parts in this order:
a) One packing ring
b) One lantern ring (two-piece)
c) Three packing rings
NOTICE:
Make sure that the lantern ring is located at the flushing connection to ensure that flush is obtained.
Failure to do so may result in decreased performance.
4. Install the gland halves and evenly hand-tighten the nuts.
Seal the shaft with a cartridge mechanical seal
WARNING:
The mechanical seal used in an Ex-classified environment must be properly certified. Prior to startup,
make sure that all areas that could leak pumped fluid to the work environment are closed.
NOTICE:
The mechanical seal must have an appropriate seal-flush system. Otherwise, excess heat generation and
seal failure can occur.
1. Slide the cartridge seal onto the shaft or sleeve until it contacts the inboard labyrinth oil seal.
2. Assemble the seal chamber.
3. Slide the cartridge seal into the seal chamber and secure using the four studs and nuts.
4. Continue with the pump reassembly.
5. Tighten the setscrews in the seal locking ring in order to secure the seal to the shaft.
6. Remove the centering clips from the seal.
Seal the shaft with a conventional inside-component mechanical seal
WARNING:
The mechanical seal used in an Ex-classified environment must be properly certified. Prior to startup,
make sure that all areas that could leak pumped fluid to the work environment are closed.
Maintenance
72 Model IC, ICI, ICH, ICIH Installation, Operation, and Maintenance Manual