a) Put one machinist's level lengthwise on one of the two pads.
b) Put the other level across the center of the two pads.
c)
Level the pads by adjusting the four jackscrews in the corners.
Make sure that the machinist's level readings are as close to zero as possible, both lengthwise and
across.
6.
Hand-tighten the nuts for the foundation bolts.
7.
Check that the driver's mounting pads are level and adjust the jackscrews and the foundation bolts
if necessary.
The correct level measurement is a maximum of 0.167 mm/m | 0.002 in./ft .
The maximum variation from one side of the baseplate to the other is 0.38 mm | 0.015 in.
4.3 Install the pump, driver, and coupling
1.
Mount and fasten the pump on the baseplate. Use applicable bolts.
2.
Mount the driver on the baseplate. Use applicable bolts and hand tighten.
3.
Install the coupling.
See the installation instructions from the coupling manufacturer.
4.4 Pump-to-driver alignment
Precautions
WARNING:
•
Failure to disconnect and lock out driver power may result in serious physical injury or
death. Always disconnect and lock out power to the driver before performing any installa-
tion or maintenance tasks.
•
Electrical connections must be made by certified electricians in compliance with all
international, national, state, and local rules.
•
Refer to driver/coupling/gear manufacturer's installation and operation manuals
(IOM) for specific instructions and recommendations.
Alignment methods
Three common alignment methods are used:
•
Dial indicator
•
Reverse dial indicator
•
Laser
Follow the instructions from the equipment manufacturer when you use the reverse dial indicator or laser
methods. Detailed instructions for using the dial indicator method are contained in this chapter.
4.4.1 Alignment checks
When to perform alignment checks
You must perform alignment checks under these circumstances:
•
The process temperature changes.
•
The piping changes.
•
The pump has been serviced.
4.3 Install the pump, driver, and coupling
28
Model 3700i API610 / Type OH2 Installation, Operation, and Maintenance Manual