Goulds Pumps 3298 - IOM - Manual (Page 38)

Installation
Check Explanation/comment Checked
If increasers are used, check that they See Example: Discharge piping equipment for
are installed between the pump and
illustrations.
the check valve.
If quick-closing valves are installed in
This protects the pump from surges and water
the system, check that cushioning de- hammer.
vices are used.
Example: Discharge piping equipment
Correct Incorrect
1. Check valve (incorrect position)
1. Bypass line
2. The isolation valve should not be positioned
2. Shut-off valve
between the check valve and the pump.
3. Check valve
4. Discharge isolation valve
Final piping checklist
WARNING:
A build-up of gases within the pump, sealing system, or process piping system may result in an explosive
environment. Make sure the process piping system, pump and sealing system are properly vented prior to
operation.
Check Explanation/comment Checked
Check that the shaft rotates Rotate the shaft by hand. Make
smoothly. sure there is no rubbing that can
lead to excess heat generation or
sparks.
Re-check the alignment to make If pipe strain exists, then correct
sure that pipe strain has not the piping.
caused any misalignment.
36 3298 Family Installation, Operation, and Maintenance Manual