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Preventative Routine Machine Maintenance

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In Simple Words

Think of owning a delivery van and ignoring oil changes or tire wear until the engine seizes on the highway during a major delivery. Scheduling a quick oil change every month prevents unexpected breakdowns on the road, keeping the van running smoothly and delivering goods without delay.

Textile plants near Mumbai

Diagnostics and light advice
Group used for comparison
Added implementation help
Output 9.4% higher

The card states the 9.4% output gain for the whole consulting program. Routine maintenance was not tested separately. First-year whole-program result. Maintenance was not tested separately; absolute output not reported. Both groups received diagnostics and light follow-up advice; treatment plants received added implementation help.

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Research question

Manufacturing facilities often run machines continuously until a breakdown occurs rather than conducting scheduled servicing. This reactive approach leads to frequent unscheduled downtime, disrupted production lines, and damaged final products.

Participants

N = 17 large manufacturing textile firms (28 factory plants) in Mumbai, India, with average annual sales of US$7.5 million.

Study Design

Randomized Controlled Trial (RCT) evaluating a consulting program that identified and implemented 38 standard manufacturing practices including scheduled maintenance.

Results

Implementing routine machine maintenance successfully reduced unscheduled machine downtime, helping drive a 9.4% increase in factory output and an annual profit increase of approximately US$325,000 per plant.

Takeaway

Create a mandatory scheduled servicing calendar for all critical plant machinery and require operators to log downtime causes in real time.

Source and citation

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Read alongside the research

Plain-English glossary

Original explanations, informed by the references below. Examples are illustrations, not data from the studies above. The research text stays unchanged.

Randomized controlled trial

A study that uses chance, like drawing lots, to decide who receives each option being compared. Researchers compare the groups’ outcomes to estimate the effect of those options.

ExampleA lottery assigns volunteers to a training programme or a comparison group. Researchers then compare their outcomes.

GET-IT glossary · Randomized study ↗Read more about randomized controlled trial →

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