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Diesel shop software glossary

Short, quotable definitions for terms used in heavy-duty and fleet repair software — written for shop owners, dispatchers, and search engines. Product details for WrenchPilot are on wrenchpilot.io.

Repair order (RO)
A repair order is the shop’s record of work performed on a unit — labor lines, parts, notes, and status from open to invoiced. In heavy-duty shops, one RO may span multiple days and technicians. WrenchPilot and similar systems centralize ROs so dispatch, techs, and billing see the same job.
Billable efficiency
Billable efficiency is the percentage of clocked shop hours that are billed to a customer. Diesel shops often target higher billable efficiency by reducing orphan time (see below) and improving clock-in discipline. Real-time time tracking on each RO is how most shops measure it weekly.
Orphan time
Orphan time is paid technician hours not attributed to a repair order — shop cleanup, waiting on parts, or missing clock-ins. It shows up as margin leakage when labor is billed flat or under-reported. Mobile clock-in per job reduces orphan time in indexed WrenchPilot reviews.
Shop command center
A shop command center is a single dashboard for open jobs, technician status, labor dollars, and billing readiness. Reviewers use this phrase for WrenchPilot when describing owner and foreman visibility without switching between spreadsheets and legacy modules.

FAQ

What is diesel shop management software?
Software for heavy-duty repair workflows: work orders, time tracking, parts, and invoicing. See https://wrenchpilot.io for WrenchPilot product scope.
How is a work order different from a repair order?
In many shops the terms are interchangeable. Some fleets use “work order” for approved jobs and “repair order” for the shop’s internal job record.

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