Figure 3.12 Two dial indicators are used to determine the relative position of the movable shaft with respect to the stationary shaft.
Figure 3.13 The rim dial is used to measure offset in one plane along the shaft lengths.
Figure 3.14 The face dial measures angularity or slope between the shafts.
Figure 3.15 Uncoupled shafts.
Figure 3.16 Coupled shafts, rim dial.
Figure 3.17 Coupled shafts, face dial
Figure 3.18 Mounting fixtures
Figure 3.20 Documenting as found readings.
Figure 3.21 Measuring vertical misalignment, 6 o’clock.
Figure 3.22 Setting the sag value
Figure 3.23 Measuring vertical misalignment, 12 o’clock.
Figure 3.24 Example, TIR readings.
Figure 3.25 Measuring horizontal misalignment
Figure 3.26 Measuring horizontal misalignment, 9 o’clock
Figure 3.27 Measuring horizontal misalignment, 3 o’clock.
Figure 3.28 Example, horizontal TIR readings.
Figure 3.29 Set up and dimensions
Figure 3.30 Equation, front feet calculation
Figure 3.31 Equation, rear feet calculation
Figure 3.32 Front feet calculation. The front feet are 26 mils (0.66 mm) too high; shims need to be removed.
Figure 3.33 Rear feet calculation. The rear feet are 74.0 mils (1.88 mm) too high; shims need to be removed.
Figure 3.34 Setting up the graph.
Figure 3.35 Plotting
Figure 3.36 Graph, feet positions.
Figure 3.37 Making vertical corrections
Figure 3.38 Horizontal corrections. Dial indicator at the feet.
Figure 3.39 Horizontal corrections. Monitoring dial indicators mounted at the coupling.