Waters Service Parts & Kits for ACQUITY, Alliance & Arc

Waters Service Parts & Kits are OEM-grade maintenance and repair packages designed to keep your HPLC/UPLC systems running at peak performance with minimal downtime. They combine the seals, valves, filters, needles, lamps and other wear components you typically replace during preventive maintenance or a focused repair. These kits align with Waters’ published maintenance guidance and parts catalog.

Shop by Instrument Family: ACQUITY, Alliance, Arc

To make selection fast and accurate, start from your instrument family, then narrow by subsystem (pump, autosampler, detector, valves) and intended task (preventive maintenance or symptom-driven repair). This structure lets you reach the right kit without memorizing individual part numbers or subassemblies.

• ACQUITY UPLC™: H-Class / I-Class (including FTN sample managers and detector consumables)
• Alliance™ HPLC: 2690/2695/e2695 series and related modules

• Arc™ HPLC: pump, autosampler, and detector wear parts
• Detectors & Accessories: PDA/UV/VWD lamps, flow-cell gaskets, solvent/inlet filters

Core Service Kits & What’s Inside (Seals, Valves, Needle Seats)

Different kits target different maintenance scopes: a pump rebuild kit addresses pressure instability and leaks; an autosampler needle kit addresses carryover or injection failures; detector kits address sensitivity loss. Below is a quick guide to typical contents and when each kit is useful, based on Waters’ PM and support documentation.

Compatibility Matrix: Instrument → Kit Types

Compatibility depends on the instrument generation and sample manager type (e.g., FTN), so match kit type to both your family and subsystem. Use this matrix as a starting point before you open your instrument’s manual or parts catalog entry.

Symptom → Likely Cause → Recommended Kits

If you’re troubleshooting under time pressure, mapping the symptom to a likely cause quickly narrows the kit you need. Use the table below as a practical triage tool before detailed diagnostics and qualification.

Preventive Maintenance Intervals for Waters Systems

Preventive maintenance windows depend on solvents, flow rates, sample load and uptime. Waters’ literature describes Performance Maintenance Kits as a single, ready source of parts to sustain peak performance across typical 12–24-month periods; always default to your internal SOP. Additionally, some kit contents evolve (e.g., battery items separated in mid-2024).

Quick guidance (use your SOP as the source of truth):

• Pumps: inspect seals and check valves on a fixed interval or when pressure noise increases; replace as part of annual/biannual PM.
• Autosamplers (FTN/needle seat): replace on hours or injection count; escalate if carryover appears despite cleaning.
• Detectors: track lamp hours in your software; replace at threshold or when signal-to-noise declines.
• Solvent path: change inlet/solvent filters proactively when switching matrices or if unexpected backpressure rises.

How to Choose: Full Maintenance Kits vs Individual Replacement Parts

Choosing between a full kit and a single part is a trade-off between downtime, diagnostic certainty and the age of the subsystem. In regulated or high-throughput environments, full kits raise the probability of a first-time fix and standardize maintenance records; targeted parts are efficient when root cause is clear from diagnostics.

• Use a full Performance Maintenance Kit when you plan routine PM, have multiple wear components near end-of-life, or want a consistent, documented refresh across instruments.
• Choose individual parts when a single, verified fault dominates (e.g., known leaking needle seat) and you’ve ruled out adjacent wear items.
• Older instruments often benefit from comprehensive pump/valve rebuilds to restore baseline performance and reduce repeat interventions.

Featured Models & Maintenance Kits

For quick selection, match your instrument family to the maintenance scope you plan—pump refresh, autosampler upkeep, valve service, or detector care. The overview below highlights common kit types and the issues they address so you can confirm fit before ordering.

FAQs: Waters Service Parts, Kits & Replacement

Q1. How do I know whether to order a pump rebuild kit or just seals?

If pressure is unstable and the instrument is due for PM, a rebuild kit (seals + plungers + check valves) is efficient and avoids repeat downtime. If diagnostics isolate only seal wear, a seal-only set can be appropriate.

Q2. Do FTN sample managers need a specific needle kit?

Yes. FTN kits are model-specific and typically include the needle, guide and seat; follow the Waters procedure for removal/installation to avoid leakage or misalignment.

Q3. When should I replace detector lamps?

Track lamp hours in software and watch for reduced sensitivity or increased noise. Replace proactively at the hour threshold defined in your SOP and re-qualify the system as required.

Q4. Can kit contents change over time?

Yes. Waters periodically updates kit designs and components (for example, some PM kits no longer include a 3V battery from June 14, 2024). Always verify the latest contents before ordering.

Contact Iright for Pricing & Availability

Ready to order or need help confirming compatibility? Our technical team can match the correct Waters OEM Service Kit or individual replacement part to your instrument, usage and maintenance window. Contact Iright for current pricing, lead time and a checklist to speed approval in your QA workflow.