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Karen CarpenterSep 7, 2025
What to do if the Varian Water Pump assembly is malfunctioning?
- NNathan MitchellSep 7, 2025
If the pump assembly of your Varian Water Pump is malfunctioning, check and repair or replace it.
What to do if the Varian Water Pump assembly is malfunctioning?
If the pump assembly of your Varian Water Pump is malfunctioning, check and repair or replace it.
What to do if Varian Water Pump has improperly located jets?
If the jets in your Varian Water Pump are improperly located, check and repair or replace them.
What causes inlet pressure surges in Varian Water Pump?
Inlet pressure surges in your Varian Water Pump can be caused by incorrect heater input. Check and correct the heater input.
What to do if there is a leak in the system ahead of the Varian Water Pump inlet?
If there is a leak in the system ahead of the pump inlet of your Varian Water Pump, check and correct it.
What to do if Varian Water Pump has low heat input?
If your Varian Water Pump has low heat input: check voltage, check for continuity, burned-out element, and poor thermal contact.
General| Brand | Varian |
|---|---|
| Model | HS-20 |
| Category | Water Pump |
| Language | English |
Provides key telephone and FAX numbers for Varian sales and service offices globally.
Outlines the process for making and handling warranty claims and product returns.
Explains the meaning and usage of warning and caution symbols in the manual.
Lists and describes potential hazards during operation and installation with corrective actions.
Initial inspection and familiarization with the manual before installation.
Lists the technical specifications for the HS-20 diffusion pump.
Details the physical dimensions, materials, and weight of the HS-20 diffusion pump.
Procedures for unpacking and cleaning the diffusion pump before installation.
Guidelines for connecting vacuum, cooling water, electrical systems, and safety interlocks.
Instructions and precautions for filling the diffusion pump with operating fluid.
Step-by-step guide for safely starting up the diffusion pump.
Step-by-step guide for safely shutting down the diffusion pump.
General advice on performing periodic checks for trouble-free operation.
Recommended checks for the diffusion pump's condition and fluid level.
Instructions for cleaning the diffusion pump when fluid deterioration occurs.
Detailed steps for taking apart and putting back together the cold cap assembly.
Information on the HS-20 jet assembly subassemblies and disassembly/reassembly.
Step-by-step instructions for replacing the diffusion pump's heating elements.
A comprehensive list of part numbers and descriptions for replaceable components.
Identifying common locations for leaks and their impact on performance.
Understanding and estimating gas load due to outgassing in high-vacuum systems.
Common faults, probable causes, and corrective actions for performance issues.
