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Timberwolf Firewood Processing Equipment provides this document “as-is” without warranty of any kind, either expressed or implied. This includes, but is not limited to, implied warranties or conditions of merchantability or fi tness for a particular purpose. Timberwolf Firewood Processing Equipment shall not be liable for any errors or omissions that may occur in this document, nor for incidental or consequential dam ages of any kind resulting from the furnishing, performance, or use of this document.
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About This Manual Thank you for buying a Timberwolf log splitter. This machine is made with high quality components and will provide years of service under normal working conditions. Please study this manual before operating the unit as it contains important information relating to safety, operation and maintenance.
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T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Caution! Residual Hydraulic Energy! Residual energy must be released from the pressurized hydraulic fl...
T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Read this entire manual before starting or operating this log splitter! Failure to do so could result in serious injury or death! Attention Rental Companies...
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General Use: This machine was designed to split logs into fi rewood only. Timberwolf strongly recommends that this machine not be modifi ed and/or used for any application other than that for which it was designed. If you have any questions relative to a particular application, do not use the machine until you have fi...
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T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Drawing In/Trapping Hazard Drawing in/trapping points exist where objects are pulled into equipment, e.g., when a log drops onto the log cradle from the log lift.
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This manual provides graphical illustrations to aid in identifying potentially hazardous areas associated with your Timberwolf log splitter. T W - 3 / T W - 3 H D O P E R A T O R ’ S M A N U A L...
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T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Crushing Hazard Crush points are created when two moving objects move towards each other or when one object moves towards a stationary object.
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General Warnings for Safe Splitter Operation Always do the following: • Read this manual before using the log splitter • Locate the log splitter only on firm level ground • Site must provide solid footing for operator (not slippery underfoot) •...
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2. Move control valve handle back and forth, from one limit of travel to the other, at least four times 3. Hold valve for three seconds at each limit of travel • Contact Timberwolf or an authorized Timberwolf dealer to replace worn components...
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What You SHOULD NOT Do • Never split anything other than logs • Don’t handle logs by their ends when you position them • Never place your hands at pinch points where they can get caught between a log and the wedge, push block, or log cradle •...
T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Decal Locations NOTE: Piston, valve and engine manufacturers apply their own warning labels.
This manual covers Timberwolf’s family of convenient, tractor-mounted log splitters: • TW-3 – provides 17 tons of force and 6-second cycle times with its 20 GPM pump, 4 inch cylinder, and 15 gallon hydraulic tank • TW-3HD – provides 22 tons of force and 10-second cycle times with its 20 GPM pump, 5 inch cylinder, and 15 gallon hydraulic tank These log splitters mount on a tractor’s three-point hitch and are driven by the tractor’s power take-off...
• TW-3 log splitter is built on a 5” x 5” H-beam • TW-3 HD log splitter is built on a 6 1/2” x 8” H-beam T W - 3 / T W - 3 H D O P E R A T O R ’ S M A N U A L...
The pump can be powered by PTO running at 540 RPM. Single Handle Valve TW-3 and TW-3 HD log splitters use a single-handle hydraulic control valve as standard equipment. • Push block travels forward only while valve handle is held...
Do not use a slip-on wedge with logs that have more than one knot or that have twisted grain. Four-Way Slip-On Wedge • Available as an option for the TW-3 log splitter; standard on the TW-3 HD log splitter • Splits log into quarters on each cycle •...
• Not available on TW-3 Optional Table Grate Tubular steel grate mounts behind wedge. • Enables convenient repositioning for second pass on large pieces if necessary • Chips and debris fall through, providing cleaner product • Optional on TW-3 and TW-3HD Optional Table Grate...
• Lifts log from ground and tips onto beam • Lifts up to 500 pounds • One-lever hydraulic control • Optional on TW-3 HD • Not available on TW-3 CAUTION Use the log lift only for picking up logs. Never let Optional Hydraulic Log Lift anyone ride on the log lift.
• Lifts up to 200 pounds • Shown installed on TW-P1 log splitter • Optional on TW-3 • Not available on TW-3 HD CAUTION Use the log lift only for picking up logs. Never let anyone ride on the log lift.
Features Models: TW-3 TW-3 HD 4-way Wedge Optional Standard 6-way Wedge Optional Wedge Lift Optional Table Grate Optional Optional Hydraulic Log Lift Optional Manual Log Lift Optional Log Cradles Standard Standard T W - 3 / T W - 3 H D O P E R A T O R ’ S M A N U A L...
If hydraulic oil becomes contaminated it should be changed immediately Hydraulic Pump Installation Overview Steps to install a TW-3 or TW-3HD splitter: • Mount hydraulic pump on the tractor’s power take off (PTO) unit • Attach splitter to PTO lift arms...
Hydraulic Pump Hydraulic pump components: • Pump unit • Hose connector, out (3/4 inch, 90` swivel) • Hose connector, in (1 1/4 inch, 90` hose barb) • Torque arm with retaining hook and chain To install the hydraulic pump: 1. Remove PTO drive shaft if it is present 2.
T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Attaching Splitter to Lift Arms To attach splitter to PTO lift arms: 1.
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Manual Log Lift Installation (Continued) 3. Hook the lift support bracket over the lower edge of the H-beam frame below the log cradle panel and insert the bracket’s threaded rod through the tab that extends down from the mounting plate. Secure with a nut Manual log lift shown mounted on the TW-P1 log splitter.
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T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Manual Log Lift Installation (Continued) 6.
Operating Instructions Startup • Start tractor engine NOTE See engine manufacturer’s manual for starting and maintenance instructions. • Slide pump unit onto PTO hub • Run engine at idle for 10 – 15 minutes to let hydraulic oil warm up Splitting Safety •...
Hydraulic log lift and wedge lift are available as options on the TW-3 HD log splitter. Fully optioned TW-3 HD log splitters have all three of the control valve handles shown below. A TW-3 HD may have any combination of lifts and cycle controls.
Controls - Single Handle The TW-3 log splitter is equipped with the single handle control shown at right. • To split log, move the valve handle toward the wedge and hold it until the log is split • Move the valve handle away from the wedge into detent position and release it for...
Wedge Positioning The four-way wedge can be installed with either end up. Installed position determines height of wedge cross pieces. Wedge installation is the only height adjustment on the TW-3 log splitter. Wedge Lift Operation The wedge lift provides up to four inches of vertical adjustment of the slip-on wedges •...
Splitting with Single Handle Valve • Steady log by placing your left hand on top of it, midway between its two ends • With your right hand, move the handle toward the wedge to the stop position • Hold handle at the stop position and continue to steady the log only until it is firmly gripped between the push block and the wedge •...
Maintenance WARNING Make sure PTO is shut off , hydraulic system is depressurized and hydraulic oil has cooled before you perform any work. Read “Safety” section of this manual before performing any repairs. Daily Maintenance • Check all fasteners; tighten any that are loose. Pay special attention to the fasteners holding the wear plates to the push block •...
Perform regular changes after every 200 hours of operation. • Timberwolf recommends use of ISO 46 hydraulic oil • Level should be two inches below the top of the tank or the middle of the sight level gauge, approximately 2” from the top of the tank NOTE If hydraulic oil becomes contaminated it should be changed immediately.
Push Block • Grease assembly daily to reduce wear on beam and sides • Use any high-grade bearing grease • Replace wear plates (also called “gibbs”) if push block can be raised more than one quarter inch off the beam Wedge •...
Product This warranty is for Timberwolf Firewood Processing Equipment log splitters. Covered Date Warranty The warranty begins on the date of sale and is warranted by Timberwolf Firewood Processing Equipment to the Begins original purchaser only. What We Will We or your authorized dealer will, at our option, repair or replace any part found to be defective in material or Do for You: workmanship, without charge for parts or labor, to the original purchaser for a period of time of one year.
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T I M B E R W O L F F I R E W O O D P R O C E S S I N G E Q U I P M E N T Limited Warranty (Continued) Limitation Any implied warranties, including without limitation any implied warranty of merchantability or fi...
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