Wood Chipper Service and Blade Log
Know when the blades were last turned or sharpened and what the clearance was set to, so a chipper that starts to labour is fixed at the blade, not the engine.
Outdoor machines · OM-14
A free printable stump grinder service sheet — teeth, pockets and bolts tracked as their own record, with engine, belt, hydraulic and track servicing below.
2 pages. Choose your paper size — both versions are laid out identically, so neither one gets shrunk to fit.
Print it and write on it
Fill it in type and save
The fillable versions have real form fields — open them in any PDF reader, type into them and save. Printing help.
See at a glance how many teeth went on and when, and catch loose pockets and bolts before a tooth leaves the wheel at speed.
Tree surgeons, landscapers, hire yards and anyone running a pedestrian or tracked stump grinder.
2 pages, in this order:
Printed under the title: A stump grinder is a set of teeth with an engine behind them. This sheet tracks the teeth, pockets and bolts as their own record, with the engine and machine service underneath.
Write-on lines: Grinder make & model · Serial number · Purchased · Warranty ends
Write-on lines: Wheel diameter · Tooth type & part no. · Teeth per wheel · Pocket part no. · Tooth bolt torque · Engine oil type & qty · Spark plug & gap · Air filter part no. · Drive belt part no. · Hydraulic oil type
Table, 11 rows: Date · Hours · Rotated · Sharpened · Replaced (no.) · Pockets checked · Bolts checked · Bearings greased · Site / stumps
Table, 8 rows: Date · Hours · Engine oil · Air filter · Belts · Hydraulics · Tracks / tyres · Other work · By
Ruled lines: Notes — jobs that ate teeth, anything specific to yours
Because it depends on the wheel, the pocket and the bolt, and it is the figure that keeps a tooth on the wheel. Your maker gives it; the sheet gives it a place to be written where it will be seen every time the wheel is worked on.
Teeth wear by the stump, not by the hour. A wheel can go through a set on one hard job and last a month on soft timber, so the tooth record is kept per job and the engine service is kept per hour.
Know when the blades were last turned or sharpened and what the clearance was set to, so a chipper that starts to labour is fixed at the blade, not the engine.
Keep the chain and bar specifications where you can find them, and track sharpening and servicing between them.
Give every small machine in the shed the same maintenance record, using one sheet per machine.
Keep a per-machine service history for fixed workshop equipment, so the consumable part numbers and the last service date live with the machine.
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