Lubrication Excellence: Lean Strategies for Reliable Manufacturing

In 2008, the manufacturing sector began feeling the ripple effects of the first wave of baby‑boomer retirements. While many industries were affected, manufacturers faced a unique challenge: the scarcity of technically skilled workers needed to maintain increasingly sophisticated production lines, especially in the critical role of the modern lubrication technician.

Although temporary replacements may be available, the industry cannot rely on a purely “warm” workforce. Management must adopt strategies that allow high output and quality while using fewer specialized labor resources. Lean manufacturing offers a proven framework to achieve this balance by eliminating waste and maximizing value.

Lean principles emphasize eliminating any activity that consumes resources without adding value. By applying these principles to lubrication, manufacturers can develop best‑practice programs that drive reliability and reduce costly component replacements.

Many maintenance managers believe their lubrication practices are adequate, but this perception often masks significant gaps. The goal should be zero lubricated component replacements, which requires a deep understanding of lubrication science beyond simply selecting the right viscosity and ensuring adequate stock.

Designing an effective lubrication program involves evaluating at least 19 critical criteria, grouped into three core areas: Lubricant Supply, Lubricant Analysis, and Lubricant Management. Below is a concise checklist of these criteria.

Lubricant Supply:

• Efficient purchase and inventory practices
• Proper storage and handling
• Clean delivery of oil and grease to machinery

Lubricant Analysis:

• Correct test method selection
• Machine‑ and environment‑specific test slates
• Machine‑specific analysis alarms and limits
• Accurate sample collection (method, timing, location, hardware)
• Data interpretation and responsive action

Lubricant Management:

• Criticality assessment to prioritize resources
• Optimized delivery methods
• Lubrication‑friendly sump and component modifications
• Contaminant exclusion (materials, hardware)
• Contaminant removal via in‑sump controls (cooling, heating, dehydration, solid‑particle removal)
• Timely application of analysis, inspection, and planned activities
• Routine machine inspections for lubrication effectiveness
• Development of comprehensive technician skill sets

Precision lubrication emerges only when each of these criteria is met consistently. Relying on folklore or instinctful practices leads to inconsistent results and higher replacement costs, especially as skilled labor becomes scarce. By standardizing tasks through SOPs and adopting lean‑aligned best practices, manufacturers can safeguard reliability and thrive amid demographic shifts.

Mike Johnson brings 20 years of hands‑on experience in industrial lubrication and equipment reliability. As a senior instructor for Noria Corporation’s Machinery Lubrication seminars and the senior technical editor for Machinery Lubrication and Practicing Oil Analysis magazines, he holds CMRP and ICML certifications and holds both BA and MBA degrees. Contact him at mjohnson@noria.com or 800‑597‑6450.