Installation Operation and Maintenance Manual

Installation (Continued)76152341. Upper jam nut2. Follower3. Washer4. Foundation pads5. Spring6. Upper adjusting nut7. Spring studFigure 9: Example of an installed spring assemblyInstall the baseplate using stilt mountingNOTICE: The stilt-mounted baseplate is not designed to support static piping loads. Make sure toindividually support the suction and discharge piping. Failure to do so may result in equipment damage.1. Put the baseplate on a support above the foundation/floor.Make sure that there is enough space between the baseplate and the foundation/floor to install thestilts.2. Install the lower part of the stilt assembly:a) Screw the lower jam nut and adjusting nut onto the stilt.b) Set the lower adjusting nut to the correct height.The correct height depends on the required distance between the foundation/floor and thebaseplate.c) Put a washer onto the lower adjusting- nut.3. Install the stilt assembly on the baseplate:a) Insert the stilt assembly into the baseplate's anchorage hole from below.b) Put a washer onto the stilt.c) Fasten the stilt assembly with the upper adjusting nut by hand.4. Screw the upper jam nut onto the stilt by hand.5. Repeat steps 2 through 4 for all the stilt assemblies.6. Lower the baseplate so that the stilts fit into the foundation cups.7. Level the baseplate and make the final height adjustments:a) Loosen the upper jam nuts and adjusting nuts.b) Adjust the height and level the baseplate by moving the lower adjusting nuts.c) When the baseplate is level, tighten the top adjusting nuts.8. Fasten the lower and upper jam nuts on each stilt.36 Model 3796 i-FRAME Installation, Operation, and Maintenance Manual