Goulds Pumps NM 3196 i-FRAME - IOM - Manual (Page 95)

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.
NOTICE:
The mechanical seal must have an appropriate seal-flush system. Otherwise, excess heat generation and
seal failure can occur.
1. Assemble the seal chamber:
a) Install a seal-chamber cover or a backplate (184) and fasten with nuts (370H) with .
370H
184
b) Check the seal-chamber cover runout.
Rotate the indicator through 360º. If the total indicator reading is greater than 0.005 inches (0.13
mm), determine the cause and correct the issue before you proceed.
c) Install the shaft sleeve (126).
Maintenance
Model NM 3196 i-FRAME Installation, Operation, and Maintenance Manual 93