Wood-mizer LT15 User Manual
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Wood-mizer LT15 User Manual

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Summary of Contents for Wood-mizer LT15

  • Page 1 Table of Contents Section-Page Table of Contents SW-07doc0924131...
  • Page 3 Wood-Mizer ® Safety, Setup, Operation & Maintenance Manual LT15S3 G15 rev. D5.01 LT15M2 G15 rev. D5.01 LT15S3 D10 rev. D5.01 LT15M2 D10 rev. D5.01 Safety is our #1 concern! Read and understand all safety information and instructions before operating, setting up or maintaining this machine.
  • Page 4 Sawmill and Customer Identification Each Wood-Mizer LT15 sawmill is identified with a revision and VIN numbers. LT15 Model Type Engine/Motor Base Model Configuration Revision Number Minor Revision Major Revision Code Code MODEL & REVISION NUMBERS DESCRIPTION F9 017 F9 .01 V.I.N.
  • Page 5 When you pick up your mill, you will receive a customer number. The VIN number, revision, and your customer number expedite our service to you. Please write these numbers below so you have quick, easy access to them. Customer No. Model Type VIN No.

  • Page 6: Table Of Contents

    Overall Dimensions ....................1-12 1.12 Components......................1-13 SECTION 2 SAWMILL ASSEMBLY Mounting Parts of LT15 Sawmills with Gasoline............. 2-1 Parts Specifications Specifications of Fasteners Tools Necessary for Assembling the Sawmill Unpacking the Sawmill ..................... 2-8 Bed Frame Assembly ....................2-9 Frame Leg Adjustment ....................
  • Page 7 Table of Contents Section-Page SECTION 3 SETUP & OPERATION Sawmill Setup......................3-1 Replacing The Blade ....................3-8 Tensioning The Blade....................3-9 Tracking The Blade ....................3-10 Starting The Engine....................3-11 Loading, Turning, And Clamping Logs ..............3-12 Up/Down Operation ....................3-15 Blade Guide Arm Operation..................
  • Page 8 Table of Contents Section-Page SECTION 6 ALIGNMENT Pre-Alignment Procedures..................6-1 Preparing The Sawmill For Alignment ..............6-1 Blade Installation and Alignment................6-1 Blade Wheel Alignment .................... 6-2 Blade Guide Arm Alignment..................6-7 Aligning The Blade Guides ..................6-8 Blade Deflection......................6-9 Blade Guide Vertical Tilt Adjustment..............

  • Page 9: General Contact Information

    General Contact Information Getting Service Wood-Mizer is committed to providing you with the latest technology, best quality and strongest customer service available on the market today. We continually evaluate our customers’ needs to ensure we’re meeting current wood-processing demands. Your com- ments and suggestions are welcome.

  • Page 10: Branches & Authorized Sales Centers

    Introduction Branches & Authorized Sales Centers Branches & Authorized Sales Centers EUROPE UNITED STATES European Headquarters World Headquarters Wood-Mizer Industries Sp. z o.o. Wood-Mizer LLC Nagórna 114, 62-600 Koło, Poland 8180 West 10th Street Tel.: +48-63-26-26-000 Indianapolis,Indiana 46214-2400, Fax: +48-63-27-22-327 www.woodmizer.eu...
  • Page 11 Introduction Branches & Authorized Sales Centers BULGARIA Kalin Simeonov HUNGARY Wiktor Turoczy RUSSIA Far East Wladimir Głazaczew Ecotechproduct Wood-Mizer Hungary K.F.T. “WM Service” 38 Star Lozenski pat str. Szonyi Ut 67., 2921 Komárom Krasnoretchenskaya Str.111 Sofia 1186 Tel.:/Fax: +36-34-346-255 680006 Khabarovsk Tel.: +359-2-462-7035...
  • Page 12 Tel.: +49-5883-9880-12 GSM: +49-17-298-55-892 e-mail: KLongmuss@woodmizer.de Subagents: ROMANIA Adrian Echert Regional Manager - Asia DENMARK Brian Jensen SC WOOD-MIZER RO SRL Wood-Mizer Asia Pte Ltd. Arnborgvej 9, 7330 Brande- Fasterholt TRANSILVANIEI Nr. 5 James Wong Tel.: +45-971-88-265 Sibiu, Cisnadie 555300...

  • Page 13: Safety & General Information

    It is always the owner's responsibility to comply with all applicable federal, state and local laws, rules and regulations regarding the ownership and operation of your Wood-Mizer sawmill. All Wood-Mizer mill owners are encouraged to become thoroughly familiar with these applicable laws and comply with them fully while using the mill.

  • Page 14: Sawmill Setup

    Safety & General Information Sawmill Setup Sawmill Setup WARNING! Do not set up the mill on ground with more than a 10 degree incline. If setup on an incline is necessary, put blocks under one side of the mill or dig out areas for the legs to keep mill level.
  • Page 15 Safety & General Information Sawmill Operation WARNING! Secure all loose clothing and jewelry before operating the sawmill. Failure to do so may result in serious injury or death. WARNING! Always make sure log is clamped securely before sawing. Failure to do so may result in serious injury or death. WARNING! Use ONLY water with the water lube accessory.

  • Page 16: Sawmill Maintenance

    Safety & General Information Sawmill Maintenance Sawmill Maintenance CAUTION! Reinstall the track wiper so that it lightly touches the track bar. If the wiper presses too firmly against the bar, it can cause the power feed to bind. CAUTION! Never use grease on the mast rails as it will collect sawdust.
  • Page 17 Safety & General Information Sawmill Maintenance See Table 1-1. Pictogram decals used to warn and inform the user about danger in the LT15. TABLE 1-1 Decal View W-M No. Description 096317 CAUTION! Read thoroughly the manual before operating the machine. Observe all safety instructions and rules when operating the sawmill.
  • Page 18 Safety & General Information Sawmill Maintenance TABLE 1-1 099221 CAUTION! Keep all persons a safe distance away from work area when operating the machine. 099221 086099 CAUTION! Hot elements, keep your distance! 086099 098176 CAUTION! Keep away from debarker blade! 098176 096321 Blade movement direction...
  • Page 19 Safety & General Information Sawmill Maintenance TABLE 1-1 S12004G CAUTION! Always wear safety goggles when operating the sawmill! S12005G CAUTION! Always wear protective ear muffs when operating the sawmill! 501465 CAUTION! Always wear safety boots when operating the sawmill. 501467 Lubrication Point P11789/PL Aligning the blade on the wheels...
  • Page 20 Safety & General Information Sawmill Maintenance TABLE 1-1 092597 Setting the blade tension indicator 092597 P85070 CE safety certification 099401 Russian safety certification 099401 S20097A 3600 RPM - Engine rotation direction 3600 RPM S20097A 100583 a. Alternator charge indicator b. Up/Down Drive 100583 15doc092413 Safety &...

  • Page 21: Belt Sizes

    Safety & General Information Belt Sizes Belt Sizes See Table 1-2. Belt sizes for the LT15 are shown. Description Belt Size Wood-Mizer Part # Engine Drive Belt (G18, D10) BX87 097448 Blade Pulley Belts P04185 TABLE 1-2 To insure proper blade tracking, use Goodyear, Dayco Super II, or Browning belts only.

  • Page 22: Cutting Capacity

    Safety & General Information Cutting Capacity Cutting Capacity See Table 1-4. The log size capacities of the LT15 sawmills are listed below. Max. Diameter Max. Length LT15 S3 70 cm 5.4 m LT15 S2 70 cm 3.5 m LT15 M2 70 cm 5.2 m...

  • Page 23: Dust Extractor Specifications

    Safety & General Information Noise Level 1.10 Dust Extractor Specifications CAUTION! Always turn on the dust extractor before starting the machine. See Table 1-7. See the table below for the dust extractor specifications. Airflow 1200 m Inlet diameter 150 mm Motor power 1,5 kW Number of sacks...

  • Page 24: Overall Dimensions

    Safety & General Information Overall Dimensions 1.11 Overall Dimensions See Figure 1-1. The overall dimensions of the LT15 sawmills are shown below. 1790 2026 LT15M2 2700 2700 6750 15B001F LT15S3 1950 1950 1950 7200 FIG. 1-1 1-12 15doc092413 Safety & General Information...

  • Page 25: Components

    Safety & General Information Components See Figure 1-2. The picture below shows the operator’s position. 150189a FIG. 1-2 1.12 Components See Figure 1-3. The major components of the Wood-Mizer LT15G15 are shown below. Water Tank Engine Up/Down Drive Motor Battery Box Saw Head Up/Down &...

  • Page 26: Sawmill Assembly

    SAWMILL ASSEMBLY Mounting Parts of LT15 Sawmills with Gasoline SECTION 2 SAWMILL ASSEMBLY Mounting Parts of LT15 Sawmills with Gasoline 2.1.1 Parts Specifications Table 1: Fig. Wood-Mi Descripti Qty. Qty. Qty. Qty. Qty. LT15 LT15 LT15 LT15 LT15 Part No.
  • Page 27 SAWMILL ASSEMBLY Parts Specifications Table 1: 086322 Right Track Wiper 086323 Left Track Wiper 086659-1 Frame Mounting Strap, Zinc-plated 086745 Middle Track Cover with Felt Wiper 092378-1 Bracket, Blade Guide Roller Guard 092379-1 Blade Guide Roller Guard 093859 Plate, PC Guard 094250-1 Track Rail,...
  • Page 28 SAWMILL ASSEMBLY Parts Specifications Table 1: 506287-1 PLATE, LT15 BED SECTION CONNECT 507565 Log Clamp 508236-1 Feed Rope Mount Front Bracket (LT15-EC) 508237-1 Feed Rope Mount Rear Bracket (LT15-EC) 094427-1 Track Rail (LT15S3) 094696-1 (LT15M2) LTBGAT Tool, Blade, Guide, Alignment...
  • Page 29 Bushing 086338 Crank Handle Grip F81033-1 Hex Nylon Lock Nut Power Feed Assembly R80663 Rope 500839 Track Cover w/Felt Wiper 500726 Cover, LT15 Lower 501417-1 Link, Power Feed System Rope 501414-1 Plate, LT15 Power Feed Support 500848-1 Tensioner, Short 500846-1...
  • Page 30 SAWMILL ASSEMBLY Parts Specifications Table 1: 089689 Spring, Press Roller 086182-1 Mount Wdmt, Carriage Stop P12165 Bushing, Rubber 091614 Clamp, Rope Outrigger Leg Kit (Option) 095745-1 Mounting Block 087771-1 LT15 Foot Mount Plate 15doc092413 SAWMILL ASSEMBLY...

  • Page 31: Specifications Of Fasteners

    SAWMILL ASSEMBLY Specifications of Fasteners 2.1.2 Specifications of Fasteners Table 2: Wood-Mizer No. Description Qty. Qty. Qty. Qty. Qty. LT15 LT15 LT15 LT15 LT15 LT15 LT15 LT15 LT15 S3-P S4-P Sample designations of fasteners: M8 Nut M8x20 Bolt 8.4 Washer 014972 33/64 x1”...

  • Page 32: Tools Necessary For Assembling The Sawmill

    SAWMILL ASSEMBLY Tools Necessary for Assembling the Sawmill Table 2: F81034-2 M12 Hex Nylon Lock Nut F81053-1 6.4 Flat Washer F81053-11 6.5 Special Flat Washer F81054-1 8.4 Flat Washer F81054-4 Washer, 8.4 Flat,zinc F81055-1 10.5 Flat Washer F81055-2 10.2 Split Lock Washer F81056-1 13 Flat Washer Outrigger Leg Kit (Option)

  • Page 33: Unpacking The Sawmill

    SAWMILL ASSEMBLY Unpacking the Sawmill Unpacking the Sawmill FIG. 2-0 1. Cut the bands holding the components together. 2. Remove the parts arranged inside the bed section. 3. Using a forklift truck or a winch with lifting capacity of minimum 500 kg, carefully lift the saw head and set it aside.

  • Page 34: Bed Frame Assembly

    SAWMILL ASSEMBLY Bed Frame Assembly See Figure 2-1. FIG. 2-1 Bed Frame Assembly IMPORTANT! With all screw joints without split lock washer or lock nylon nut, use the "LOCTITE 243" (blue, of average durability, for screw joints). 1. Mount preliminarily the track rail as shown in Figure 2-2. Do not tighten the nuts. See Figure 2-2.
  • Page 35 SAWMILL ASSEMBLY Bed Frame Assembly 2. In case of stationary sawmills - Mount four (or six) legs to each bed section. Use two hex head bolts and lock nuts to secure each leg to the bed section. See Figure 2-3. M10x75 Bolt 150185B 085994-1...
  • Page 36 SAWMILL ASSEMBLY Bed Frame Assembly 4. Lay the frame sections end-to-end so the track portion of each section is on the same side. Slide the sections together and secure with four hex head bolts and nylon lock nuts. See Figure 2-5. M6x16 M10x30 Bolt (4pcs)
  • Page 37 SAWMILL ASSEMBLY Bed Frame Assembly 6. Mount a bed extension to the front and the rear ends of the bed frame. See Figure 2-6. 10.2 Split Lock M12 Hex Nylon Washer Lock Nut M10x75 Bolt 086659-1 10.5 Washer 094250-1 M10x30 Bolt 13 Flat Washer M12x120 Bolt M10 Hex Nylon...

  • Page 38: Frame Leg Adjustment

    SAWMILL ASSEMBLY Frame Leg Adjustment Frame Leg Adjustment 1. Place a foot plate under each bed leg. 2. Using an appropriate wrench, adjust each leg so that the nut is approximately 25mm below the top of the bed tube See Figure 2-8. (1") 25mm 150108b...
  • Page 39 SAWMILL ASSEMBLY Saw Head Assembly See Figure 2-9. Track Scraper 8.4 Flat Washer (4) M8x12 Hex M8x12 Hex Head Bolt (2) Head Bolt (4) 8.4 Flat Washer (4) 150109d Retaining Bracket M8x12 Hex Head Bolt (2) Track Scraper FIG. 2-9 4.
  • Page 40 SAWMILL ASSEMBLY Saw Head Assembly See Figure 2-11. M8x16 Bolt 8.4 Washer M10x50 Bolt 10.5 Washer FIG. 2-11 8. Install the blade guides. See Figure 2-12. Blade Guide 094682 Blade Guide 094683 M10x1x25 Bolt M10x1 (8) Washer M10x1x20 Screw (7) FIG.

  • Page 41: Feed Rope Assembly

    SAWMILL ASSEMBLY Feed Rope Assembly Feed Rope Assembly 1. Install a feed rope mounting bracket at each end of the bed assembly using a M10x30 hex head bolts and washers. Either bracket should be angled toward the end of the frame at which it is mounted as shown below.
  • Page 42 SAWMILL ASSEMBLY Feed Rope Assembly 3. Loop the rope around the inner groove of the lower v-groove roller and route to the feed crank spool. See Figure 2-15. 150111 FIG. 2-15 4. Loop the rope around the feed crank spool three times and route back down to the outer v-groove roller.
  • Page 43 SAWMILL ASSEMBLY Feed Rope Assembly 5. Route the rope around the outer groove of the v-groove roller. See Figure 2-17. 150113 FIG. 2-17 6. Route the rope to the rear mounting bracket. Tie a knot in the end of the rope and insert into the mounting bracket.

  • Page 44: Power Feed Rope Assembly

    SAWMILL ASSEMBLY Power Feed Rope Assembly Power Feed Rope Assembly 1. Prepare the rope for installation by placing steel caps on its ends. 2. Mount rubber bumpers with brackets to the bed extensions - See figure below. F05012-21 Cotter Pin 086182-1 Mount Weldment, Carriage Stop P12165 Rubber...
  • Page 45 SAWMILL ASSEMBLY Power Feed Rope Assembly 3. Install the rope, route it around the pulley, as shown below, and secure with clamps (1). f566a SAWMILL ASSEMBLY 15doc092413 2-20...
  • Page 46 SAWMILL ASSEMBLY Power Feed Rope Assembly 4. Adjust the rope tension so that gaps between the spring coils are .8-1.2mm. (0.031-0.047") 0,8-1,2mm 2-21 15doc092413 SAWMILL ASSEMBLY...

  • Page 47: Auxiliary Bed Rail

    SAWMILL ASSEMBLY Auxiliary Bed Rail Auxiliary Bed Rail To install the auxiliary bed rail to a bed frame section, use the set of mounting holes provided between the two bed rails. Remove the existing bolt and lock nut that secures the track at this position.

  • Page 48: Log Loading Ramp (Option)

    SAWMILL ASSEMBLY Log Loading Ramp (Option) Log Loading Ramp (Option) To install the log loading ramp, mount the ramp bracket (1) to the bed frame section tube using two bolts (2), four washers (3) and two nuts (4) in the place shown below. Insert the ramp assembly (5) into the ramp bracket.

  • Page 49: Setup & Operation

    The sawmill operator’s position is shown below.  150189a The LT15 sawmills are only partially aligned in factory. Some assemblies need to be aligned by a user before first usage of the sawmill. Assemblies aligned in factory: Blade drive belt tension;...
  • Page 50 Setup & Operation Sawmill Setup Cam engaging the limit switch and/or stop bolt - See page 3 - 9.  The following setup procedure should be performed whenever the sawmill is moved or reassembled. If sawing problems occur and misalignment is suspected, see SECTION 6 complete alignment instructions.
  • Page 51 Setup & Operation Sawmill Setup 7. Measure the distance from the bed rail to the bottom of the blade near the inside blade guide. 8. Measure the distance from the bed rail to the bottom of the blade near the outside blade guide. See Figure 3-2.
  • Page 52 Setup & Operation Sawmill Setup See Figure 3-3. Make sure the entire face of each slide pad makes contact with the mast. Use the adjustment nuts shown below to adjust the slide pads if necessary. Slide Pad Adjustment Nuts (4) FIG.
  • Page 53 Setup & Operation Sawmill Setup idle-side blade wheel. See Figure 3-5. Remove the tool from the blade and reattach it near the inner blade guide. Measure from the  tool to the bed rail at both ends of the tool. If the measurements at the front and rear ends of the tool differ by more than 1/16”...
  • Page 54 Setup & Operation Sawmill Setup To tilt wheel up, tighten top screw (loosening ealier bottom screw). To tilt wheel down, tighten bottom screw (loosening ealier top screw). Alignment Tool 150076 FIG. 3-6 Recheck the vertical alignment of each blade wheel. Readjust if necessary. ...
  • Page 55 Setup & Operation Sawmill Setup 14. Bolt the blade guide guard so that its bottom edge is about 5 mm above the blade. FIG. 3-6 Setup & Operation 15doc092413...

  • Page 56: Replacing The Blade

    Setup & Operation Replacing The Blade 15. Adjust the cam engaging the limit switch as well as the saw head stop bolt so that the saw head stops moving at its lower travel limit, i.e. at the height of 25 mm above the bed. Loosen the nut and adjust the stop bolt Loosen bolts and adjust cam...

  • Page 57: Tensioning The Blade

    Setup & Operation Tensioning The Blade When installing a blade, make sure the teeth are pointing the correct direction. The teeth should be pointing toward the operator side of the mill when you are looking at the blade below the blade guides.

  • Page 58: Tracking The Blade

    Setup & Operation Tracking The Blade CAUTION! Release the blade tension when the mill is not in use. See Table 3-1. T he recommended tension for different blades is shown below. Blade Type Blade Dimensions Tension range Width (mm) Height (mm) 1.07 1015-1088 70-75...

  • Page 59: Starting The Engine

    Setup & Operation Starting The Engine See Figure 3-9. To adjust where the blade travels on the blade wheels, use the cant control handle. Cant Control Bolt FIG. 3-9 See Figure 3-10. If the blade is too far out, back the blade onto the wheel by turning the cant control counterclockwise.

  • Page 60: Loading, Turning, And Clamping Logs

    Setup & Operation Loading, Turning, And Clamping Logs WARNING! Always wear eye, ear, respiration, and foot protection when operating the sawmill. Failure to do so may result in serious injury. CAUTION! If at any time you need to immediately stop the blade engine, release the safety button located on the control box.
  • Page 61 Setup & Operation Loading, Turning, And Clamping Logs CAUTION! The saw head will hit the spring-loaded ramp stops when adjusted for low cuts. Remove the loading ramps before sawing to prevent damage to the saw head and/or blade guide arm. If you did not purchase the optional loading ramps, use boards for ramps or use log loading equipment to load the log on the sawmill bed.
  • Page 62 Setup & Operation Loading, Turning, And Clamping Logs See Figure 3-12. sm0379_A FIG. 3-12 3. Make sure the side supports are positioned low enough for the blade to pass over them. If they are not, back the clamps off slightly and push the side supports down until they are positioned below the level of your first few cuts.

  • Page 63: Up/Down Operation

    Setup & Operation Up/Down Operation Up/Down Operation 1. Install a blade, if needed, and check for correct blade tension. (See Section 3.3.) Set the cutting head to the desired height. (The blade height scale shows the height of the blade above the bed rails.) See Figure 3-13.

  • Page 64: Blade Guide Arm Operation

    Setup & Operation Blade Guide Arm Operation Blade Guide Arm Operation 1. Look down the length of the log to see its maximum width. The outer blade guide roller should be adjusted to clear the widest section of the log by less than 1" (25.4 mm). 2.

  • Page 65: Feed Operation

    Setup & Operation Feed Operation 3. Start the engine as instructed in the engine manual. See Figure 3-15. The tensioner handle is located next to the engine. To engage the blade, push the clutch handle forward. 15B026-2C FIG. 3-15 4. To engage the blade, press the safety switch with your left hand and hold it down. Then push the tensioner handle forward until it locks.
  • Page 66 Setup & Operation Feed Operation See Figure 3-2. Turn crank clockwise for reward feed; counterclockwise to return carriage. Push crank handle in to engage screws for feed operation. 150214 FIG. 3-2 HINT: To get a straight cut in the first part of the board, feed the blade into the log at a slow speed.
  • Page 67 Setup & Operation Feed Operation 3.10.2 Optional Electric Feed System The feed system includes an electric motor with gear which moves the saw head using a steel strand. The speed at which the saw head travels forward is adjusted by the feed rate switch. See Figure 3-3.

  • Page 68: Cutting The Log

    3.11 Cutting The Log The following steps guide you through normal operation of the Wood-Mizer sawmill. 1. Once the log is placed where you want it and clamped firmly, position the blade close to the end of the log.

  • Page 69: Edging

    Edging 3.12 Edging The following steps guide you through edging boards on the Wood-Mizer sawmill. 1. Raise the side supports to 1/2 the height of the flitches, or the boards that need to be edged. 2. Stack the flitches on edge against the side supports.
  • Page 70 Setup & Operation Blade Height Scale The Inch Scale The horizontal red line on the blade height indicator shows how many inches the bottom of the blade is above the bed of the mill. If you know the height of your blade at each cut, you can determine the thickness of lumber you are sawing.

  • Page 71: Water Lube Operation

    Setup & Operation Water Lube Operation 3.14 Water Lube Operation The optional Water Lube System keeps the blade clean. Water flows from a 5-gallon (18.9 liter) bottle through a hose to the blade guide where the blade enters the log. A valve in the bottle cap controls the amount of water flow.
  • Page 72 Setup & Operation Water Lube Operation See Figure 3-6. Route the water hose as shown below. Secure it with the provided hose clamps at the locations marked with red points in the figure. 150029B Connect hose to blade guide tube FIG.

  • Page 73: Transporting The Sawmill

    Setup & Operation Transporting the Sawmill Not all types of wood require the use of the Water Lube System. When it is needed, use just enough water to keep the blade clean. This saves water, and lowers the risk of staining the boards with water.
  • Page 74 Setup & Operation Transporting the Sawmill See Figure 3-8. FIG. 3-8 3. Remove the leg assemblies or adjust them above the bottom of the bed frames. 4. Position the bed of the truck at the end of the frame opposite the saw head. 5.
  • Page 75 Wood-Mizer LT15 Short Interval Maintenance Schedule (Check engine and option manuals for additional maintenance procedures) PROCEDURE MANUAL REFERENCE EVERY BLADE CHANGE SEE SECTION 4.2 Check Blade Guide Roller Performance SEE SECTION 4.2 Remove Excess Sawdust From Blade Wheel Housings And Sawdust Chute EVERY 8 HOURS SEE SECTION 4.3...
  • Page 76 WOOD-MIZER LT15 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) PROCEDURE MANUAL TOTAL HOURS OF OPERATION REFERENCE FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME.
  • Page 77 WOOD-MIZER LT15 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) PROCEDURE MANUAL TOTAL HOURS OF OPERATION REFERENCE FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME.
  • Page 78 WOOD-MIZER LT15 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) PROCEDURE MANUAL TOTAL HOURS OF OPERATION REFERENCE FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME.

  • Page 79: Maintenance

    Maintenance Wear Life SECTION 4 MAINTENANCE This section lists the maintenance procedures that need to be performed. The Short Interval Maintenance Schedule lists procedures that need to be performed every 4, 8 or 25 hours.The Maintenance Log lists procedures that need to be performed every 50, 100, 200, or 1000 hours.

  • Page 80: Vertical Mast Rails

    Maintenance Vertical Mast Rails any sawdust buildup from the housings. Middle Track Cover Track Roller Housing Track Roller Housing Idle Track Wipers 15B030B FIG. 4-1 Vertical Mast Rails Clean and lubricate the vertical mast rails every 50 hours of operation. Clean with solvent and remove any rust with a light-grade sand paper or emery cloth.

  • Page 81: Blade Wheel Belts

    Maintenance Blade Wheel Belts See Figure 4-2. Grease Tensioner Threads FIG. 4-2 Blade Wheel Belts 1. Rotate the blade wheel belts and check them for wear. Rotating the belts every 50 hours will give you longer belt life. Replace belts as necessary. Use only B57 belts manufactured by Goodyear or Browning.

  • Page 82: Up/Down System

    Maintenance Up/Down System Up/Down System 1. Remove any sawdust buildup from the up/down screw bellows, the up/down screw nut, the upper and lower limit switches and the lower bearing housing. See Figure 4-3. Upper Limit Switch Up/Down Screw Bellows Lower Bearing Housing Lower Limit 150126B...

  • Page 83: Miscellaneous Maintenance

    1. Check the drive belt tension after the first 20 hours, and every 50 hours thereafter. Drive belt adjustment differs according to the specified motor or engine. See the Wood-Mizer Motor or Engine Option manual supplied with your mill for specific adjustment instructions.

  • Page 84: Safety Devices Inspection (Ce Version Only)

    Maintenance Safety Devices Inspection (CE version only) Safety Devices Inspection (CE version only) LT15 DC – Safety Devices Inspection Safety devices on the LT15DC machine which must be checked before every shift: E-STOP button and its circuit inspection  Green safety button inspection ...
  • Page 85 Maintenance Safety Devices Inspection (CE version only) stopped. Restarting the engine should not be possible until the E-STOP button is released. Up/Down System Buttons Safety Button 150198 Power Feed Emergency Switch Stop 2. Green safety button inspection Be sure the E-STOP button is released; ...
  • Page 86 Maintenance Safety Devices Inspection (CE version only) stopped. With the E-STOP button pressed, try to move the saw head up and down (using the switch  and the Setworks buttons) and forward/backward using the power feed switch. Both systems should not start. 4.

  • Page 87: Troubleshooting Guide

    Troubleshooting Guide Sawing Problems SECTION 5 TROUBLESHOOTING GUIDE Sawing Problems PROBLEM CAUSE SOLUTION Blades Dull Quickly. Dirty logs Clean or debark logs, especially on entry side of the cut. When grinding teeth, heating too Grind just enough metal to restore much and causing teeth to soften sharpness to the teeth.
  • Page 88 Troubleshooting Guide Sawing Problems PROBLEM CAUSE SOLUTION Boards Thick Or Thin On Stress in log which causes log to not After log has been squared, take equal Ends Or Middle Of Board lay flat on the bed cuts off opposing sides. Take a board off the top.

  • Page 89: Alignment

    Alignment Pre-Alignment Procedures SECTION 6 ALIGNMENT Pre-Alignment Procedures Periodically check the sawmill alignment and adjust if necessary. This chapter explains how to align the entire sawmill. Care should be taken in performing these steps. Sawmill alignment determines the accuracy and squareness of your cuts. The sawmill alignment steps are: 1.

  • Page 90: Blade Wheel Alignment

    Alignment Blade Wheel Alignment Check the vertical alignment of the idle-side blade wheel. The gullet of the blade should ride the same distance from the front edge of the wheel at the top and bottom of the wheel. If it does not, loosen and tighten the appropriate adjustment screws on the wheel shaft.
  • Page 91 Alignment Blade Wheel Alignment See Figure 6-2. Clip tool to blade SM0069 FIG. 6-2 2. Move the saw carriage so the front end of the tool is positioned over the first bed rail. Measure from the bottom of the tool to the top surface of the bed rail. 3.
  • Page 92 Alignment Blade Wheel Alignment To tilt wheel up, tighten top screw (loosening ealier bottom screw). To tilt wheel down, tighten bottom screw (loosening ealier top screw). Alignment Tool 150076 FIG. 6-3 5. Recheck the vertical tilt of the drive-side blade wheel with the blade guide alignment tool. Readjust the blade wheel as necessary until the front and rear of the tool are the same distance from the bed rail (within 1/16"...
  • Page 93 Alignment Blade Wheel Alignment Adjust vertical adjust- ment screws up to tilt idle-side blade wheel down; Adjust screws down to tilt wheel up FIG. 6-4 8. Recheck the vertical tilt of the idle-side blade wheel with the blade guide alignment tool. Readjust the blade wheel as necessary until the front and rear of the tool are the same distance from the bed rail (within 1/16"...
  • Page 94 Alignment Blade Wheel Alignment Cant Control FIG. 6-6 10. Check the position of the blade on the drive-side blade wheel. The blade should be positioned on the wheel as described for the idle-side blade wheel. Adjust the drive-side blade wheel if necessary.

  • Page 95: Blade Guide Arm Alignment

    Alignment Blade Guide Arm Alignment NOTE: It is not necessary to align the spring bolt (bolt M10x75 [WM# F81003-15] + spring + washer) shown in the figure above. When replacing the bolt or spring, just screw in the bolt completely. Blade Guide Arm Alignment Before aligning the blade guide arm, track the blade on the blade wheels as described in Section...

  • Page 96: Aligning The Blade Guides

    FIG. 6-9 Aligning The Blade Guides Each Wood-Mizer sawmill has two blade guide assemblies that help the blade maintain a straight cut. The two blade guide assemblies are positioned on the saw head to guide the blade on each side of the material being cut.

  • Page 97: Blade Deflection

    Alignment Blade Deflection Blade guide alignment includes four steps: Blade Deflection  Blade Guide Vertical Tilt  Blade Guide Flange Spacing  Blade Guide Horizontal Tilt  Perform the blade guide alignment after you have aligned the blade on the wheels and adjusted the blade and blade guide arm parallel to the bed rails.

  • Page 98: Blade Guide Vertical Tilt Adjustment

    Alignment Blade Guide Vertical Tilt Adjustment Blade Guide Vertical Tilt Adjustment Check that the blade guide does not tilt the blade up or down. A Blade Guide Alignment Tool (BGAT) is provided to help you measure the vertical tilt of the blade. 1.

  • Page 99: Blade Guide Spacing

    Alignment Blade Guide Spacing See Figure 6-12. Loosen jam nuts and turn screws to tilt roller up or down SM0070 FIG. 6-12 8. Move the carriage forward so the back end of the tool is over the bed rail. 9. Use the set screws shown to adjust the blade guide tilt until the measurement from the bed rail to the tool equals the other two measurements taken.
  • Page 100 Alignment Blade Guide Spacing See Figure 6-13. Loosen one top and one side set screw Adjust blade guide to desired position SM0071 FIG. 6-13 3. Retighten the two set screws. 4. Adjust the outer blade guide in the same way so the blade guide flange is approximately 1/16"...

  • Page 101: Horizontal Tilt Adjustment

    Alignment Horizontal Tilt Adjustment 6.10 Horizontal Tilt Adjustment 1. Finally, both blade guides must be tilted horizontally. Adjust the blade guide arm half way in. See Figure 6-14. FIG. 6-14 2. Place Blade Guide Alignment Tool against the face of the outer blade guide roller. 3.
  • Page 102 Alignment Side Supports See Figure 6-15. Side Support Adjustment Bolt 150039 FIG. 6-15 2. Swing a side support up so that it is vertical. 3. Pull back at the top of the support to eliminate slack as if a log were being clamped against it. 4.

  • Page 103: Blade Height Scale Adjustment

    Alignment Blade Height Scale Adjustment 6.12 Blade Height Scale Adjustment After the entire sawmill has been aligned and all adjustments made, check that the blade height scale indicates the true distance from the blade to the bed rails. 1. Move the saw head so the blade is positioned directly above one of the bed rails. Measure from the bottom edge on a down-set tooth of the blade to the top of the bed rail (or stainless steel sleeve if applicable).

  • Page 104: Track Roller Distance Adjustment

    Alignment Track Roller Distance Adjustment 6.13 Track Roller Distance Adjustment Using the screw (1), adjust the distance between the track roller (2) and the track rail (3) so that the mast can move freeely (see the figure below). The distance should be about 0.5 mm. FIG.
  • Page 105 EC declaration of conformity according to EC Machinery Directive 2006/42/EC We herewith declare, Wood-Mizer Industries sp. Z O.O. 114 Nagorna street, 62-600 Kolo; Poland. That the following described machine in our delivered version complies with the appropriate basic safety and health requirements of the EC Machinery Directive 2006/42/EC based on its design and type, as brought into circulation by us.

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