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Outdoor machines · OM-15

Wood Chipper Service and Blade Log

A free printable wood chipper service sheet — blades, anvil and clearance kept as their own record, with engine, belt and feed-roller servicing underneath.

First page of the 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.
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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.

What this sheet is for

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.

Who it is for

Tree surgeons, landscapers, estate and grounds teams, hire yards and anyone with a petrol or PTO chipper or shredder.

How to use it

  1. Fill the specification block once — blade set and anvil part numbers, and the bolt torque and clearance from your maker's handbook.
  2. Log every blade turn, sharpen or replacement, with the clearance set and the bolts checked.
  3. Log engine, belt and feed-roller servicing by hours in the lower table.
  4. Note when chipping quality drops off; that is usually the blade telling you.

What is on the sheet

2 pages, in this order:

Page 1

Printed under the title: Blade and anvil record for a chipper or shredder, with the engine and feed system underneath. A chipper that has to be forced is a blade problem, not an engine one.

Write-on lines: Chipper make & model · Serial number · Purchased · Warranty ends

Specifications — from the handbook — look these up once

Write-on lines: Blade set part no. · No. of blades · Blade bolt torque · Anvil / bed knife part no. · Blade-to-anvil clearance · Engine oil type & qty · Spark plug & gap · Air filter part no. · Drive belt part no. · Hydraulic oil type

Blade and anvil record — turned, sharpened or replaced — and the clearance set

Table, 11 rows: Date · Hours · Turned · Sharpened · Replaced · Anvil checked · Clearance set · Bolts checked · Notes

Page 2

Engine and feed system service — by hours, from the meter

Table, 8 rows: Date · Hours · Engine oil · Air filter · Belts · Feed rollers · Greased · Other work · By

Before each use

  • Feed stop bar or emergency stop works
  • Feed roller reverses when asked
  • Blade housing closed and locked, no tools left inside
  • Discharge chute secured and pointing clear
  • Belts not frayed, guards fitted over them
  • Hydraulic hoses not weeping, hitch and lights sound

Ruled lines: Notes — chip quality, blocking, anything specific to yours

Questions

Why is the blade-to-anvil clearance not printed?

Because it is set by the maker for that machine and that blade, and getting it wrong either ruins the chip or damages the anvil. The sheet leaves a blank for your handbook's figure and a column to record what it was set to each time.

Is this for a shredder as well as a chipper?

Yes. A shredder with flails or hammers instead of blades uses the same columns — treat the flail set as the blade set and ignore the anvil column if there is none.

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