Axcelis
NV 8250 HT Ion
What is it?
Why won't it start?
Documented failure modes, common issues, and field considerations.
- Two parts on the lower lock are worn out, resulting in slight play while moving.
- Possible vacuum and particle issue (internal, not external).
- Pneumatic block in the terminal has a broken input line.
- No CDA pressure to move valve.
What do the numbers mean?
Power & electrical3
- 50/60 Hz[1]
Vacuum & pumping3
Gas & chemistry1
- Gas Box with SDS Bottles[1]
Configuration & options13
What replaced it?
Alternatives
Tools documented as functional equivalents — same process step and wafer size, from a different manufacturer. Each equivalence cites its source.
- Applied Materials E 500 EHPI Medium Current— Same function class: Ion Implantation, UnknownCompare in depthsource[1]
- Applied Materials HEXP VIISta HE— Same function class: Ion Implantation, UnknownCompare in depthsource[1]
- Applied Materials 9500 XR Ion— Same function class: Ion Implantation, UnknownCompare in depthsource[1]
- Applied Materials VIISTA Trident XP Ion Implant— Same function class: Ion Implantation, UnknownCompare in depthsource[1]
What does it need to run?
Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Not publicly documented
The following facts about the NV 8250 HT Ion are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the NV 8250 HT Ion are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the NV 8250 HT Ion are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the NV 8250 HT Ion are not on record.
Answerable by: an engineer who operated it or OEM installation records
The process node or technology generation of the NV 8250 HT Ion is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the NV 8250 HT Ion are on record.
Answerable by: an OEM parts catalog or a service engineer
Sources & citations
Sources (2)Every fact above is drawn from these public sources
- [1]Inventory photo
- [2]Inventory photo
Last updated Jul 29, 2026.
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The Applied Materials / Varian E 500 EHPI is a medium current implanter with a 6 inch wafer size.
