Case Study|Food & Beverage

A global potato processor halved its sanitation turnaround from 36 hours to 18 and pushed skilled-mechanic utilization from 35% to nearly 80%, recovering runtime not by adding people but by finally running maintenance on a schedule instead of on hope.

Global Potato Processor
Results at a Glance
18 hrs
Sanitation Turnaround
35% to 80%
Mechanic Utilization
Executive Brief

Across three North American plants, maintenance ran without a plan: skilled mechanics sat at 35% utilization while contractors absorbed uncontrolled spend, overtime ran on an open checkbook, and a 36-hour sanitation window pushed startups progressively later into runtime. POWERS orchestrated production, maintenance, and sanitation onto a single critical-path schedule, installed daily schedule control and pocket-card accountability for mechanics, put contractor and overtime use behind upfront authorization, rebuilt the parts-kitting and storeroom processes, and stood up a Maintenance Management Operating System to plan, assign, execute, follow up, and review work. The sanitation turnaround compressed from 36 hours to 18, and mechanic utilization rose from 35% to nearly 80%.

Equipment Reliability · MOS · Supply Chain
The Situation

Skilled mechanics were kept on hand for emergencies while contractors did the work, sanitation and maintenance never coordinated, and a 36-hour clean window meant crews just showed up to an area and hoped for the best.

This global potato processor runs highly automated plants around the clock, supplying french fries, hash browns, and formed-potato products to fast-food chains, restaurants, distributors, and retail. Production pauses only for scheduled equipment sanitation every three weeks, which makes every hour of that turnaround, and every hour of unplanned downtime, expensive. Initial analysis at all three plants found a complete void of maintenance work planning, no oversight of outside contractors’ costs and activities, and no coordination between maintenance and parts management.

The dysfunction was structural, not personal. No work outside the sanitation period was planned, scheduled, or assigned, so skilled onsite mechanics existed mainly for emergencies; when equipment broke, contractors were called instead. Mechanics cherry-picked the work orders they wanted and disappeared for hours rather than tackling higher-priority jobs, building a backlog that fed downtime. Overtime ran on an open checkbook with no visibility into dollars spent or hours used, and the 36-hour sanitation window had no orchestration: maintenance staff could not see when an area would be ready, so they showed up and hoped, while startups slipped progressively later into runtime.

Leadership did not need a one-time cleanup. It needed a system that could plan and sequence the turnaround, put idle mechanic capacity to work on the right jobs, bring contractor and overtime spend under control, and keep parts available when both equipment and people were ready, then keep running that way after POWERS left.

The Diagnosis

Five structural gaps producing the same outcome from five directions.

Skilled mechanics idle by default

With no maintenance work planned, scheduled, or assigned, mechanics sat at 35% utilization and were kept mainly for emergencies. They cherry-picked desired work orders and disappeared for hours, building a backlog that fed downtime while contractors did the work they could have done.

Sanitation and maintenance running blind

Production, maintenance, and sanitation were uncoordinated inside a 36-hour clean window, so maintenance crews just showed up to an area and hoped for the best. With no visibility into when work could begin, startups slipped progressively later and ate into runtime.

An open checkbook for overtime

Overtime was authorized without any visibility into dollars spent or hours used. With no upfront justification or management of the spend, cost accumulated invisibly and went unchallenged.

Unmanaged contractors driving uncontrolled spend

Outside contractors walked the floor daily to find their own work, and supervisors paid purchase orders for jobs done six months earlier without knowing what they covered. In one plant the electrical shop ran on an expired contract, billing overtime and double-time at staffing levels managers learned about a week late.

Parts and storeroom disarray

A poorly defined kitting process between storeroom and maintenance sent crews searching for and expediting parts by the hour, often paying to rush them. Five disorganized satellite storerooms and confusion over roles undercut inventory accuracy and work-order status.

What POWERS Did

Put maintenance on a schedule and built the operating system to run it every day.

POWERS started with the turnaround. The team measured how long it took to clean each piece of equipment and area, sequenced the cleaning tasks by priority, and built a sanitation preparation schedule that tightly orchestrates production, maintenance, and sanitation as one plan. Laying out the critical path exposed pockets of time when maintenance could enter each area and identified activities that could run concurrently, so sanitation could see and flex around planned maintenance rather than block it.

In parallel, POWERS rebuilt mechanic accountability and brought spend under control. Every mechanic documented on a pocket card how they spent each minute, which revealed the 35% utilization rate; a Daily Schedule Control then showed each person’s available hours, allotted a full day of open work orders, and let supervisors track progress through companion assignment cards. A new daily and weekly operating report and shop display boards put KPIs in front of every shop and the whole department. Contractor and overtime use moved behind upfront justification and approval, with authorized contractors required on an approved list to pass security. The parts-kitting process was flowcharted, roles were realigned and trained, and each supervisor gained a planner who orders parts and schedules work for when both parts and equipment are available.

Tying it together, POWERS implemented a Maintenance Management Operating System that equips the departments to plan, assign, execute, follow up, report on, and review work. The cumulative effect was a maintenance organization that schedules its own day, sees its own performance, and orchestrates the turnaround instead of reacting to it.

The Full Result

Two operational levers moved the same problem, runtime recovered through scheduling and accountability, not added headcount.

18 hrs
Sanitation Turnaround

Sequencing the critical path so production, maintenance, and sanitation run as one orchestrated plan let cleaning, maintenance, and startup overlap where they safely could, halving the clean window and recovering runtime the late startups had been eating.

35% to 80%
Mechanic Utilization

Once daily schedule control, pocket cards, and operating reports replaced cherry-picking and idle time, supervisors could assign a full day of prioritized work and follow up on it, turning emergency-only mechanics into an engaged, proactive crew.

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