Agilent CrossLab Preventive Maintenance services

Significance of the Topic

Analytical laboratories rely on instruments such as liquid and gas chromatographs, mass spectrometers, and molecular biology platforms to deliver accurate results. Unplanned downtime and repairs not only incur high direct costs but also disrupt workflows, reduce productivity, and can compromise data quality and regulatory compliance.

Study Objectives and Overview

This summary is based on an Agilent CrossLab whitepaper that reviews the impact of a structured preventive maintenance (PM) program on instrument performance. The goals were to quantify cost savings, reduce repair frequency, and minimize downtime. Key findings from a five-year independent study of more than 38 000 service calls on Agilent and non-Agilent instruments include:

• 31 % average annual reduction in repair costs
• 24 % fewer service calls per year
• 2.4 fewer days of instrument downtime annually

Methodology and Instrumentation

Preventive maintenance was performed by certified Agilent engineers following factory-recommended protocols. Services included cleaning, lubrication, adjustments, inspections, and proactive replacement of wear parts. Scheduling combined fixed intervals with data-driven Smart Alerts that monitor actual instrument usage. The instrumentation covered:

• Chromatography systems: LC, GC, GC/MS, LC/MS
• Mass spectrometry: vacuum checks, ion source cleaning, pump oil changes
• Molecular biology platforms: Bioanalyzer, TapeStation, SureCycler, AriaMx, Magnis, Scanner C, SureScan

Main Results and Discussion

Implementing the PM program led to a significant drop in early-life failures and a sustained 25 % reduction in mechanical breakdowns across all systems. Smart Alerts further optimized service timing, preventing unexpected consumable depletion and minimizing unplanned interruptions. The study showed a characteristic failure-rate curve: high incidence within the first 1–2 years, followed by stabilization.

Benefits and Practical Applications

Laboratories adopting the Agilent CrossLab PM program experience:

• Greater control over instrument uptime and scheduling
• Reduced budget volatility by avoiding costly unscheduled repairs
• Improved analytical sensitivity and precision through cleaner, well-aligned systems
• Enhanced compliance with quality and regulatory standards
• Extended service life of capital equipment

Future Trends and Potential Applications

Advances in predictive maintenance leveraging Internet of Things (IoT) connectivity, machine learning analytics, and cloud-based asset management will further refine service scheduling. Integration of cross-vendor instrumentation data and remote diagnostics promises to expand the scope of preventive strategies and reduce on-site intervention.

Conclusion

A structured preventive maintenance program, supported by real-time usage data and expert service engineers, delivers measurable cost savings, less downtime, and improved reliability. Labs that invest in PM benefit from predictable operating expenses, higher data quality, and maximized instrument lifespan.

Reference

1. Agilent Technologies. 2018. Preventive Maintenance Services Whitepaper. Document 5990-4185EN.
2. Independent Actuarial Firm. 2018. Five-year study of 38 000 service calls on Agilent and non-Agilent instruments.