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How to check a machine yourself

Everything here is taken from the protocol we use on a paid inspection. It is published in full because a buyer who knows what to look for is a better customer than one who does not — and because most of this trade's knowledge has never been written down anywhere.

Buying

Buying

Condition

Condition

Paperwork

Paperwork

Selling

Selling

Also free

The undercarriage wear calculator turns a grouser measurement into a percentage of life remaining — the single most useful number you can take yourself.

And if you would rather someone just looked at it: send six photographs and we will give you a grade band for nothing.

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