Perform other diagnostic tests and functions
July 29, 2013, 715003794 Rev. B 237
4. In the Valve Leak dialog box, press Enter to display the test location
selections, and then select the valve to be tested (V1 or V2) or the needle
seal pack position (Above seal or Below seal).
5. Select the test pressure, usually 31026 kPa (310 bar, 4500 psi), and then
press Continue.
6. Follow the instructions in the subsequent Valve Leak Test screens to
complete the test.
When the valve leak test is finished, the results are displayed in the Valve
Leak Test screen.
Head removal and replacement function
The head removal and replacement function moves the plunger to its most
forward position. Use this function whenever you want to remove and replace
a head, seal wash assembly, plunger seals, or plunger.
To run the head removal and replacement function:
1. In the Other Diagnostics screen, select Head Removal & Replacement,
and then press the OK screen key.
2. In the Head Removal & Replacement screen, follow the instructions to
remove and reinstall the head, seal wash assembly, plunger seals, and
plunger. For more information about removing the head, see “Remove
the head, seal-wash assembly, and plunger” on page 185.
Inputs and outputs test
The inputs and outputs test allows you to view the status of the input and
output connections on the I/O connectors of the separations module.
To perform the inputs and outputs test:
1. In the Other diagnostics screen, select Inputs and outputs, and then
press the OK screen key. The I/O Diagnostics screen appears.
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