
10-014357-01EN, Rev. 2, January 2022
Maintenance and Troubleshooting
41
4. Maintenance and Troubleshooting
This chapter details the maintenance tasks to be performed on the 72DL PLUS
precision thickness gauge and provides a troubleshooting guide.
4.1
Replacing the Battery
The lithium-ion (Li-ion) battery is the primary method for powering the 72DL PLUS
precision thickness gauge. This battery comes installed in every instrument.
To replace the battery
1.
Turn off the 72DL PLUS thickness gauge and disconnect the DC power.
2.
Fully unfold the pipe stand at the back of the 72DL PLUS gauge (Figure 4-1 on
page 41).
Figure 4-1 Pipe stand unfolded
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