Chainsaw
Chain Breaker / spinner
Model 99835
asseMBly, Operating, and MaintenanCe
instruCtiOns
Diagrams within this manual may not be drawn proportionally.
Due to continuing improvements, actual product may differ slightly from the product described herein.
®
distributed exclusively by harbor Freight tools .
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our website at: http://www.harborfreight.com
read this material before using this product.
Failure to do so can result in serious injury.
saVe this Manual.
©
®
Copyright 2008 by Harbor Freight Tools . All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.
For technical questions or replacement parts, please call 1-800-444-3353.
that may affect its operation. A guard
or other part that is damaged should
be properly repaired or replaced by a
qualified technician unless indicated
elsewhere in this manual.
5.
6.
keep hands away from
anvil area.
wear thick jeans and
steel-toed work boots to
help prevent injury
8. Keep Hands clear of anvil when
pressing pin.
caused by flying debris.
saVe these
Chain Breaker use and Care
instruCtiOns.
1. keep Children away - all visitors
should be kept at a distance from
work area.
2. When servicing use only identical
replacement parts.
3. Use Right Tool - Do not use Tool for
any job except that for which it is
intended.
4. Do not Force Tool - It will do the
job better and with less likelihood
of injury at the rate for which it was
designed.
5. Store Idle Tools Indoors - When not in
use, Tools should be stored indoors
in dry, and high or locked-up place
- out of reach of children.
6. Maintain Tool With Care - Keep tool
maintained to reduce the risk of
injury. Follow instructions for lubricat-
ing and changing accessories. Keep
handles dry, clean, and free from oil
and grease.
7. Check Damaged Parts - Before
further use of the Tool, a guard or
other part that is damaged should
be carefully checked to determine
that it will operate properly and per-
form its intended function. Check for
alignment of moving parts, binding
of moving parts, breakage of parts,
mounting, and any other condition
SKU 99835
For technical questions, please call 1-800-444-3353.
Page 3
and pressure applied to the tool dur-
ing chain breaking and rivet spinning.
speCiFiCatiOns
Removing and
2. Use the Tool Base (1) as a template
to mark the bench top. Drill two 5/16”
holes for mounting bolts (not includ-
ed), being careful not to drill into any
hidden electric or utility lines. Mount
the Base using bolts, washers and
nuts (not included); tighten securely.
Materials Application
reinstalling pins in
chainsaw chains
1/4”, 0.325”, 3/8”,
0.404”, 7/16” and
1/2” Pitch.
Anvil Sizes
unpaCking
3. Mount the Breaker Lever (3) into the
Breaker Cam (15). Secure the Lever
in place using one Hex Set Screw
(18). Be sure Lever and Cam turn
freely, then tighten screw securely us-
ing included Hex Wrench (20).
When unpacking, check to make sure
that the item is intact and undamaged. If
any parts are missing or broken, please
call Harbor Freight Tools at the number
shown on the cover of this manual as soon
as possible.
4. Insert the Breaker Punch (19) into the
Tool Holder (21). Hold in place using
one Hex Screw (18). Tighten securely
using included Hex Wrench (20).
set up instruCtiOns
read the entire
iMpOrtant saFety
instruCtiOns section at the
beginning of this manual
including all text under
subheadings therein before set
up or use of this product.
Functions
1. This tool is intended to break apart
and reassemble chains for chain
saws.
available accessories/
attachments
note: For additional information regarding
the parts listed in the following pages,
refer to the Assembly Diagram near
the end of this manual.
use of any
accessory or
attachment other
assembly
than those listed below may
increase the risk of serious
injury.
1. This tool must be bench mounted be-
fore use. To bench mount, choose an
appropriate work bench for mounting.
The workbench must be solid, level
and strong enough to support the
1. This Tool includes two sets of Dies for
spinning the chain rivets. These are
to fit the diameter of your chain rivets.
weight of the tool, the work material,
SKU 99835
For technical questions, please call 1-800-444-3353.
Page 4
to disassemble (Break) the Chain
Spinner Die
Thrust Die
5/32”W x 7/32”L
7/32” Dia. Cup
Small
Large
1. Fit the chain to the correct notch on
the Anvil (2). Be sure the rivet lines
up under the hole in the bottom of the
slot in the Anvil.
7/32” W x 11/32” L 9/32” Dia. Cup
3. The Anvil (2) has settings for 6 differ-
ent chain sizes.
2. Position the Anvil (2) and chain di-
rectly under the Breaker Punch (19).
Chain Pitch and Width
1/4” Pitch: 0.233” Wide
0.325” Pitch: 0.255” Wide
3/8” Pitch: 0.297” Wide
0.404” Pitch: 0.326” Wide
7/16” Pitch: 0.345” Wide
1/2” Pitch: 0.389” Wide
3. Lower the Breaker Lever (3) to lower
the Breaker Punch (19) onto the
rivet. Be sure the Breaker Punch is
centered on the rivet, and the rivet is
centered over the hole in the bottom
of the Anvil.
When in operation, place the Anvil as
required to position the chain directly
under the Breaker Punch (19).
4. Pull down on the Breaker Lever (3) to
drive the rivet out of the chain.
5. If the rivet binds, recheck the align-
ment of all parts. Apply a small
Operating instruCtiOns
amount of penetrating oil. Retry driv-
ing the rivet out of the chain.
6. When the rivet has been driven out,
remove the chain from the Anvil (2).
Check for any damage to the links.
read the entire
iMpOrtant saFety
inFOrMatiOn section at the
beginning of this manual
including all text under
to reassemble (spin) the Chain
subheadings therein before set
up or use of this product.
1. Select either the Large or the Small
Spinner and Thrust Dies (11 and 12)
and insert into the Spinner Sleeve
(10) and Thrust Handle (13) respec-
tively. Always use a matched set of
dies, do not mix sizes.
1. Before operating the Chain Breaker,
wear ANSI-approved safety goggles
and other safety gear. Safety gog-
gles and other safety gear are sold
separately.
2. Apply a small amount of light grease
to the rivet. Insert the rivet into place,
loosely assembling the chain.
2.
Keep hands away from
Breaker Punch (19), Spin-
ner Sleeve (10), Spinner Die
(11), and Thrust Die (11)
3. Drape the chain over the Guide
Wheels (4) to hold it in place for spin-
ning. The position of the wheels can
be adjusted using the Wheel Locking
Screws (5). Be sure the rivet is cen-
tered on the Dies.
during operation. Severe pinch haz-
ard exists at these areas during
operation.
SKU 99835
For technical questions, please call 1-800-444-3353.
Page 5
4. Rotate the Thrust Handle (13) clock-
wise until the chain rivet is held
against the Spinner Die (11).
tO preVent
seriOus injury FrOM
tOOl Failure:
do not use damaged
equipment. if abnormal noise
or binding occurs, have the
problem corrected before
further use.
5. Check again to be sure the rivet is
lined up with the Dies and the open-
ings in the chain links.
6. Apply a small amount of oil to the
faces of the Dies (11 and 12).
7. Turn the Spinner Handle (7) clock-
wise to begin forming the rivet head.
At the same time, slowly turn the
Thrust Handle (13) to keep the rivet
centered and provide resistance to
the pressure applied by the Spinner
Die.
Cleaning, Maintenance, and
lubrication
1. BeFOre eaCh use, inspect the
general condition of the Tool. Check
for loose screws, misalignment or
binding of moving parts, cracked or
broken parts and any other condition
that may affect its safe operation.
8. Once the rivet head is formed, turn
both the Spinner Handle (7) and
Thrust Handle (13) counterclockwise
to release the chain.
2. aFter use, clean external surfaces
of the Tool with clean, moist cloth.
9. Check the rivet to be sure is is prop-
erly formed. Check the chain to be
sure it is not damaged and moves
freely.
3. Occasionally coat bare metal com-
ponents with a light coating of oil to
prevent corrosion.
4. Store this tool in a dry location away
from moisture or corrosive materials.
MaintenanCe and
serViCing
please read the FOllOw-
ing CareFully
procedures not
THe MANUFACTUReR AND/OR DISTRIBUTOR HAS
PROvIDeD THe PARTS LIST AND ASSeMBLy DIAGRAM IN
THIS MANUAL AS A ReFeReNCe TOOL ONLy. NeITHeR
THe MANUFACTUReR OR DISTRIBUTOR MAKeS ANy
RePReSeNTATION OR WARRANTy OF ANy KIND TO
THe BUyeR THAT He OR SHe IS qUALIFIeD TO MAKe
ANy RePAIRS TO THe PRODUCT, OR THAT He OR
SHe IS qUALIFIeD TO RePLACe ANy PARTS OF THe
PRODUCT. IN FACT, THe MANUFACTUReR AND/OR
DISTRIBUTOR exPReSSLy STATeS THAT ALL RePAIRS
AND PARTS RePLACeMeNTS SHOULD Be UNDeRTAKeN
By CeRTIFIeD AND LICeNSeD TeCHNICIANS, AND NOT
By THe BUyeR. THe BUyeR ASSUMeS ALL RISK AND
LIABILITy ARISING OUT OF HIS OR HeR RePAIRS TO THe
ORIGINAL PRODUCT OR RePLACeMeNT PARTS THeReTO,
OR ARISING OUT OF HIS OR HeR INSTALLATION OF
RePLACeMeNT PARTS THeReTO.
specifically explained in this
manual must be performed only
by a qualified technician.
SKU 99835
For technical questions, please call 1-800-444-3353.
Page 6
asseMBly diagraM
21
part # description
Qty
1
part # description
Qty
2
1
2
Base
11
12
13
14
15
16
17
18
19
20
21
Spinner Die
Thrust Die
Anvil
1
2
3
Breaker Lever
Guide Wheel
Wheel Locking Screw
Spinner Grip
Spinner Handle
Hex Nut
1
Thrust Handle
Spring Pin
1
4
2
1
5
2
Breaker Cam
1
6
1
Cam Holder Cover
Spring
1
7
1
1
8
1
Hex Screw m5
Breaker Punch
Hex Wrench m2.5
Tool Holder
2
9
Flat Bearing
Spinner Sleeve
1
1
10
1
1
1
SKU 99835
For technical questions, please call 1-800-444-3353.
Page 7
liMited 90 day warranty
Harbor Freight Tools Co. makes every effort to assure that its products meet high
quality and durability standards, and warrants to the original purchaser that this prod-
uct is free from defects in materials and workmanship for the period of 90 days from
the date of purchase. This warranty does not apply to damage due directly or indirectly,
to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities,
criminal activity, improper installation, normal wear and tear, or to lack of maintenance.
We shall in no event be liable for death, injuries to persons or property, or for incidental,
contingent, special or consequential damages arising from the use of our product. Some
states do not allow the exclusion or limitation of incidental or consequential damages, so
the above limitation of exclusion may not apply to you. THIS WARRANTy IS exPReSS-
Ly IN LIeU OF ALL OTHeR WARRANTIeS, exPReSS OR IMPLIeD, INCLUDING THe
WARRANTIeS OF MeRCHANTABILITy AND FITNeSS.
To take advantage of this warranty, the product or part must be returned to us with
transportation charges prepaid. Proof of purchase date and an explanation of the com-
plaint must accompany the merchandise. If our inspection verifies the defect, we will ei-
ther repair or replace the product at our election or we may elect to refund the purchase
price if we cannot readily and quickly provide you with a replacement. We will return re-
paired products at our expense, but if we determine there is no defect, or that the defect
resulted from causes not within the scope of our warranty, then you must bear the cost
of returning the product.
This warranty gives you specific legal rights and you may also have other rights
which vary from state to state.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 93011 • (800) 444-3353
record product’s serial number here:
note: If product has no serial number, record month and year of purchase instead.
note: Some parts are listed and shown for illustration purposes only, and are not avail-
able individually as replacement parts.
SKU 99835
For technical questions, please call 1-800-444-3353.
Page 8
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