Goulds Pumps 3180-86 - IOM - Manual (Page 56)

Packing Rings
Correct Incorrect
Lantern Rings
Correct Incorrect
3
1
2
1. Lantern ring flush connection
2. Split gland (non-quench)
3. Lantern ring
3. Insert the packing and stagger the joints in each ring by 90°.
Install the stuffing-box parts in this order:
a) Two packing rings
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.
Dynamic-seal option (3180 and 3185 S, M, L, and XL groups only)
WARNING:
Dynamic seals are not allowed in an ATEX-classified environment.
Commissioning, Startup, Operation, and Shutdown
54 Models 3180, 3181, 3185, and 3186 Installation, Operation, and Maintenance Manual