← Back to Manufacturing Modules
Manufacturing Guide
Writing Down How Your Business Runs
Master the core concepts of writing down how your business runs tailored specifically for the Manufacturing industry.
💡 Core Concepts & Executive Briefing
Understanding Brain-Dumping and SOPs
Standard Operating Procedures, or SOPs, are the backbone of a good manufacturing floor. They are the written steps that keep production steady, safe, and repeatable. In manufacturing, this matters because one bad setup, one skipped check, or one rushed changeover can create scrap, downtime, or a safety incident. If you make metal parts, plastic components, packaged goods, or anything in between, your process has to work the same way every shift.
The goal is simple: a trained new operator should be able to follow the SOP and run the job close to standard without guessing. That does not mean they are fully skilled on day one. It means they can do the work safely, keep quality within spec, and know when to call for help. That is how you build a plant that does not depend on one veteran operator knowing everything in their head.
The Importance of Brain-Dumping
Brain-dumping means pulling the know-how out of your head and putting it into a format the whole team can use. On a factory floor, this often lives in setup sheets, work instructions, quality checklists, maintenance routines, and changeover guides. If the only person who knows how to dial in the filler, align the press, or set the torque gun is you, your plant has a hidden risk.
Think about a fabrication shop where the press brake operator knows the exact bend sequence for a tricky customer part. If that knowledge is never written down, every time they are sick or quit, the job turns into trial and error. Scrap climbs, lead times slip, and the customer notices. Brain-dumping protects the business from that kind of drift.
Creating Effective SOPs
A strong SOP in manufacturing should answer three things:
1. Why: Why does this step matter for safety, quality, delivery, or uptime?
2. What: What exactly should the operator do, in order, with the right tools and settings?
3. Outcome: What should the result look like when the step is done right?
For example, a packaging line SOP should explain why label placement matters for compliance and customer acceptance, what the operator checks before startup, how they verify lot codes and seal quality, and what good output looks like at the end of the run. Good SOPs also include hold points, warning signs, machine settings, part numbers, and photos of correct versus incorrect results.
Organizing Your SOPs
Your SOPs should live in one place that the whole plant can reach fast. That might be a shared drive, a quality system, or a plant wiki tied to your ERP or document control system. The point is not where it lives. The point is that an operator, supervisor, quality tech, or maintenance lead can find the right version without hunting.
In manufacturing, version control matters. If the work instruction on the floor is old, the team may use the wrong gauge, wrong sequence, or wrong inspection standard. That can create rework or a customer claim. Keep the current revision clear, remove outdated copies, and make sure the people on the floor know where to find the latest approved version.
The Loom-First Approach
A lot of manufacturing work is easier to show than to explain. That is why video is so useful. Use Loom or any simple screen and camera recording tool to capture a task being done the right way. You can record a machine setup, a first-piece inspection, a tool change, a sanitation procedure, a forklift pre-check, or a preventive maintenance task.
For example, instead of writing a long paragraph about how to change over a filler head, record the process step by step while calling out the key checks: lockout/tagout, part swap, torque checks, test run, and sign-off. A new employee can watch the clip, then follow the written steps with much less confusion.
Building a Culture of Self-Reliance
The best plants do not reward people for asking the same question ten times. They reward people for checking the standard first. That does not mean you leave people on their own. It means you build a habit where the SOP is the first stop, not the last resort.
When a team member asks, "How do I do this setup?" the right response is, "Check the work instruction and the setup sheet first." That is how you create consistency. Over time, your team gets faster, mistakes drop, and supervisors spend less time answering repeat questions and more time improving flow, quality, and output.
When your processes are written down, your plant becomes easier to train, easier to scale, and easier to sell. You are not just making parts. You are building a business that can run on standard work, not memory.
⚠️ The Industry Trap
### The 'I'll Just Show Them' Trap
A lot of manufacturing owners think training happens best on the floor, one person at a time. So they stand next to a new operator, show them the machine once, and hope it sticks. That works until the owner is pulled into a customer call, a maintenance issue, or a supplier problem. Then the next shift does it a different way, quality slips, and nobody can say exactly where the process broke.
Picture a plant where the senior machinist knows the perfect way to set up a job. Every new hire learns by watching him. But none of it is written down. When he is out for two weeks, the team burns through material trying to rediscover the right tool offsets and feeds. The trap is thinking tribal knowledge is training. It is not. It is a bottleneck wearing steel-toed boots.
A lot of manufacturing owners think training happens best on the floor, one person at a time. So they stand next to a new operator, show them the machine once, and hope it sticks. That works until the owner is pulled into a customer call, a maintenance issue, or a supplier problem. Then the next shift does it a different way, quality slips, and nobody can say exactly where the process broke.
Picture a plant where the senior machinist knows the perfect way to set up a job. Every new hire learns by watching him. But none of it is written down. When he is out for two weeks, the team burns through material trying to rediscover the right tool offsets and feeds. The trap is thinking tribal knowledge is training. It is not. It is a bottleneck wearing steel-toed boots.
📊 The Core KPI
Percent of Core Processes Documented and Current: Target: 100% of core production, quality, maintenance, safety, and changeover processes should have an approved SOP or work instruction with the current revision posted at point of use. A practical benchmark is 90%+ for the first pass, then move to 100% on all top 20% of jobs that drive 80% of output and scrap risk. Formula: (Number of core processes with current documented SOPs ÷ Total core processes identified) x 100.
🛑 The Bottleneck
### Execution Level: Process Owner or Plant Admin Support
The main bottleneck is not writing skill. It is ownership. In manufacturing, owners often know the process, but they are too busy keeping machines running, solving labor gaps, or handling customers to document anything. So the knowledge stays stuck with the people doing the work, and every shift develops its own version.
A plant manager may say, "We will document it later," but later never comes because the floor is always on fire. The fix is to assign someone whose job is to capture the process while the expert is still available. That could be a production coordinator, quality lead, engineer, or admin support person who interviews the operator, watches the job, and turns the steps into a clean SOP. If you do not create that support role, your standards will keep living in people’s heads instead of on the floor.
The main bottleneck is not writing skill. It is ownership. In manufacturing, owners often know the process, but they are too busy keeping machines running, solving labor gaps, or handling customers to document anything. So the knowledge stays stuck with the people doing the work, and every shift develops its own version.
A plant manager may say, "We will document it later," but later never comes because the floor is always on fire. The fix is to assign someone whose job is to capture the process while the expert is still available. That could be a production coordinator, quality lead, engineer, or admin support person who interviews the operator, watches the job, and turns the steps into a clean SOP. If you do not create that support role, your standards will keep living in people’s heads instead of on the floor.
✅ Action Items
### Steps to Implement SOPs
1. **Capture one process at a time.** Start with the highest-risk or highest-volume tasks on the floor.
- Record a full machine setup, first-piece check, or changeover on a phone or Loom video.
2. **Build the SOP from the real job.** Have a lead operator, supervisor, or quality tech review the steps while the process is fresh.
- Include machine settings, part numbers, gauges, torque specs, safety checks, and hold points.
3. **Use photos and checkpoints.** Add pictures of correct setup, bad parts, and acceptable inspection results.
- Show what a good weld bead, seal, or finished part should look like.
4. **Store it in one controlled place.** Keep current revisions in your QMS, shared drive, or MES-linked document library.
- Remove old copies from break rooms, clipboards, and random folders.
5. **Train to the standard.** Use the SOP during onboarding, shift handoff, and refreshers.
- Make operators sign off that they reviewed the current work instruction before running the job.
6. **Audit use on the floor.** Check whether people are following the posted standard during production.
- If the line keeps making the same defect, review the SOP and fix the step instead of blaming the operator.
7. **Assign an owner for each SOP.** Make one person responsible for keeping it current after engineering changes or customer spec updates.
- Tie updates to ECOs, CAPAs, or process changes so the floor always has the right version.
1. **Capture one process at a time.** Start with the highest-risk or highest-volume tasks on the floor.
- Record a full machine setup, first-piece check, or changeover on a phone or Loom video.
2. **Build the SOP from the real job.** Have a lead operator, supervisor, or quality tech review the steps while the process is fresh.
- Include machine settings, part numbers, gauges, torque specs, safety checks, and hold points.
3. **Use photos and checkpoints.** Add pictures of correct setup, bad parts, and acceptable inspection results.
- Show what a good weld bead, seal, or finished part should look like.
4. **Store it in one controlled place.** Keep current revisions in your QMS, shared drive, or MES-linked document library.
- Remove old copies from break rooms, clipboards, and random folders.
5. **Train to the standard.** Use the SOP during onboarding, shift handoff, and refreshers.
- Make operators sign off that they reviewed the current work instruction before running the job.
6. **Audit use on the floor.** Check whether people are following the posted standard during production.
- If the line keeps making the same defect, review the SOP and fix the step instead of blaming the operator.
7. **Assign an owner for each SOP.** Make one person responsible for keeping it current after engineering changes or customer spec updates.
- Tie updates to ECOs, CAPAs, or process changes so the floor always has the right version.
Ready to scale your Manufacturing business?
Unlock the full Modern Marks Curriculum and join hundreds of other founders.