Newport HT70 Pump Assembly Replacement
Merek McGill and 2 other contributors
Last updated on Dec 9, 2020
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Introduction
Go to step 1 ↓If the device’s pump system has not been calibrated, first reference “Pump Leak Calibration” in the device’s Troubleshooting page. Reference this guide for failure of pump-related calibrations and pre-use check.
For more information on replacing the pump assembly, please refer to page 5-20 in the service manual.
What you need
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Position the base assembly so that you may access it.
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Using the #1 Phillips screwdriver, unscrew the four screws (SCR3219P in the photo) and the two screws (SCR3232P) securing the base plate.
Ask FixBot
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The base plate will then come apart from the rest of the device with the pump assembly attached to it, as depicted in the following photo.
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Inspect pump assembly for any damage or looseness.
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If damage is found, replace the pump assembly by removing each tube individually and replacing as needed.
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To reassemble your device, follow these instructions in reverse order.
