# Pairing STRwrench to STpalm

1. In the STpalm Toolbar, tap the Menu icon (). Then, tap Measuring devices.

2. In the Measuring devices page, tap the Add icon ().

3. In the Measuring devices type window, tap STRwrench.

4. In the Connection category of the Add STRwrench page, configure the following parameters:

   - Connection type: in the drop-down list select IRC-B.

   - Trace read: In the drop-down list, select one of the following option for the trace reading from the STRwrench:

     - Always: always read traces.

     - NOK only: read NOK traces only.

     - Never: never read traces.

   - Residual double result: select the check box to save the torque/angle values of both Residual point and Peak point.
     If the check box is not selected, only the torque/angle values of the Residual point are saved.

   - Residual max torque behavior: select the check box to have a Not OK result when the Residual point is within the limits and the Peak point exceeds the maximum torque.
     If the check box is not selected, the result status of the test is OK hen the Residual point is within the limits and the Peak point exceeds the maximum torque.

5. On the upper-right corner of the Add STRwrench page, tap the More icon () and then Pair.

   It is possible to save the newly added device and perform the pairing process later. To do so, tap the Save icon () in the upper-right corner of the Add STRwrench.

6. Follow the instructions displayed in the Pairing instructions window:

   1. Turn on the STRwrench or, if already on, connect a smartHEAD to the device.

   2. As soon as the progress bar on the wrench display starts loading, perform the pairing sequence on the STRwrench keyboard:

      - If the STRwrench in use has the first keyboard version, press the keys in the order shown in the image below:

      - If the STRwrench in use has the latest keyboard version, press the keys in the order shown in the image below:

7. When the message Bluetooth pairing appears on the wrench display, tap Pair on the STpalm Pairing instructions window.

8. When the message Pairing completed appears on the STpalm Pairing window, tap OK.

9. On the upper-right corner of the Add STRwrench page, tap the Save icon ().

At the end of the pairing process, on the STRwrench display the message Bluetooth pairing done is shown. Press the Select key to exit the message view.