Do you actually need a CMMS? A straight answer for a 5–50 machine site

Do you actually need a CMMS?

If you're running five machines or fifty, a spreadsheet or a whiteboard can absolutely work — for a while. A CMMS (Computerised Maintenance Management System) isn't a requirement at a certain factory size; it's a fix for a specific set of problems that a manual system eventually runs into. The honest answer is: you need one when the manual system starts costing you more time and money than it saves.

Here's how to tell which side of that line you're on.

The signs a spreadsheet or whiteboard is starting to fail you

• A preventive service gets missed because the person who normally remembers it was on leave, and nobody else knew it was due
• You can't say when a machine was last serviced, or what was actually done, without asking around
• A warranty claim gets knocked back because there's no record proving the manufacturer's service schedule was followed
• The same fault keeps recurring because nobody wrote down what fixed it last time — the knowledge lives in one person's head
• Parts get ordered after the machine has already stopped, instead of ahead of a scheduled service
• You genuinely don't know what your unplanned-downtime rate is — there's no record to check

If none of these sound familiar, a well-kept spreadsheet is a perfectly reasonable place to be. If two or three do, that's usually the point where the manual system is quietly costing more than it's saving — in missed services, in repeat breakdowns, and in someone's Sunday afternoon trying to remember what was wrong with the press last time.

What a CMMS actually solves (and what it doesn't)

A CMMS gives you three things a whiteboard structurally can't:

1. A schedule that chases itself — the system knows a service is due, not just the person who set it up
2. A permanent record — what was done, when, by whom, and what parts were used, searchable later by anyone
3. A single source of truth that survives staff turnover, sick days, and someone simply forgetting

What it doesn't do is fix a maintenance program that doesn't exist yet. If you don't currently have manufacturer-recommended service intervals written down anywhere, a CMMS won't invent them for you — you still need the underlying schedule (see our preventive maintenance schedule guide for common equipment intervals). What it does is make sure that schedule actually gets followed once it exists, and that the history isn't lost the day someone leaves.

The honest checklist

Before you look at software, be honest about three things:

• Do you have a list of your critical plant, even a basic one? (If not, that's the actual first step — before any tool.)
• Do you know the manufacturer's recommended service interval for each piece of it?
• Is the person who currently "just knows" when things are due planning on being here in twelve months?

If the answer to the last one is "hopefully, but who knows," that alone is a strong reason to get it out of someone's head and into a system — regardless of how small the site is.

One thing worth checking before you buy a second system

A lot of small manufacturers already run a safety and compliance system — a register for equipment, staff, and certificates. Before adding a completely separate maintenance tool, it's worth checking whether that system can already handle work orders and preventive schedules, because your equipment register and your maintenance register are, in practice, the same list. Running them as two disconnected systems means updating asset details twice, and a WHS auditor asking for service records that live in a different login to the one they're already in.

That's the whole logic behind running safety and maintenance from one system rather than two — not a feature for its own sake, but one less spreadsheet to keep in sync.

This article is general information for Victorian manufacturers, not legal advice. Last updated: 19 July 2026.