Wood-mizer LT30HD Safety, Setup, Operation & Maintenance Manual
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Wood-mizer LT30HD Safety, Setup, Operation & Maintenance Manual

Wood-mizer LT30HD Safety, Setup, Operation & Maintenance Manual

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Wood-Mizer
Safety, Setup, Operation
& Maintenance Manual
LT30HD
LT40HD
Safety is our #1 concern! Read and understand
all safety information and instructions before oper-
ating, setting up or maintaining this machine.
®
Sawmill
rev. K3.07
rev. K6.07
Form #604

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Summary of Contents for Wood-mizer LT30HD

  • Page 1 ® Wood-Mizer Sawmill Safety, Setup, Operation & Maintenance Manual LT30HD rev. K3.07 LT40HD rev. K6.07 Safety is our #1 concern! Read and understand all safety information and instructions before oper- ating, setting up or maintaining this machine. Form #604...

  • Page 2: Table Of Contents

    Table of Contents Section-Page SECTION 1 INTRODUCTION About This Manual.................1-1 Getting Service ..................1-2 General Contact Information..........1-2 Wood-Mizer Locations............1-3 Specifications ..................1-4 Customer and Sawmill Identification.............1-6 Warranty ....................1-8 SECTION 2 SAFETY Safety Symbols..................2-1 Safety Instructions ..................2-2 SECTION 3 SAWMILL SETUP Stationary Sawmill Setup ...............3-1 Portable Sawmill Setup ................3-3...
  • Page 3 Table of Contents Section-Page Drum Switches ..................5-9 Miscellaneous ..................5-10 Blade Tensioner..................5-12 Blade Wheel Belts ................5-14 5.10 Brake Strap Adjustment ...............5-15 5.11 Drive Belt Adjustment................5-16 5.12 Hydraulic System .................5-18 5.13 Drive Bearing ..................5-20 5.14 Up/Down System..................5-21 5.15 Power Feed ...................5-25 5.16 Charging The Battery ................5-27 MAINTENANCE LOG 5-29...
  • Page 4 Table of Contents Section-Page SECTION 7 SAWMILL ALIGNMENT Routine Alignment Procedure ..............7-1 Blade Installation..............7-1 Saw Head Tilt................7-2 Blade Guide Arm Alignment ..........7-4 Blade Guide Vertical Tilt Alignment........7-9 Blade Guide Horizontal Tilt Adjustment......7-11 Blade Guide Flange Spacing ..........7-13 Side Support Alignment............7-14 Blade Height Scale Adjustment...........7-16 Complete Alignment Procedure ............7-17 Frame Setup ...............7-17...

  • Page 5: Introduction

    The information and instructions given in this manual do not amend or extend the limited warranties for the equipment given at the time of purchase. For general information regarding Wood-Mizer and our “Forest to Final Form” products, please refer to the All Products Catalog in your support package.

  • Page 6: Getting Service

    Introduction Getting Service 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 comments and suggestions are welcome.

  • Page 7: Wood-Mizer Locations

    Brazil Headquarters Europe Headquarters Serving Brazil Serving Europe, Africa, West Asia Wood-Mizer do Brasil Wood-Mizer Industries Sp z o.o. Rua Dom Pedro 1, No: 205 Bairro: Sao Jose Nagorna 114 Ivoti/RS CEP:93.900-000 62-600 Kolo, Poland Tel: +55 51 9894-6461/ +55 21 8030-3338/ +55 51 Phone: +48.63.26.26.000...

  • Page 8: Specifications

    Introduction Specifications Specifications Model: LT30HD Rev. J7.00+ Dimensions: Metric Length: 21'-11" 6.67m Width: 6'-6" 1.97m Height (Ground To Mast): 7'-5" 2.26m Height (Max Head Position): 9'-10" Bed Height (Ground To Bed): 30 3/4" 0.78m Blade Length: 158" 4.01m Weights: Basic Unit with Trailer(with heaviest power option): 4075 lbs...
  • Page 9 Introduction Specifications Model: LT40HD Rev. J8.00+ Dimensions: Metric Length: 26'-4" 8.02m Width: 6'-6" 1.97m Height (Ground To Mast): 7'-5" 2.26m Height (Max Head Position): 9'-10" Bed Height (Ground To Bed): 30 3/4" 0.78m Blade Length: 158" 4.01m Weights: Basic Unit with Trailer(with heaviest power option): 4075 lbs 1848kg Tongue Weight: 103 lbs 46.7kg...

  • Page 10: Customer And Sawmill Identification

    Customer and Sawmill Identification Customer and Sawmill Identification Each Wood-Mizer sawmill has a model number and a 17-digit Vehicle Identification Num- ber (VIN). In addition, when you pick up your mill, you will receive a customer number. These three numbers will help expedite our service to you. Please locate them now and write them below so you have quick, easy access to them.
  • Page 11 Servicing The Mill Customer and Sawmill Identification The model number and V.I.N. can be found in the following locations. HD0133 MODEL NUMBER AND V.I.N. LOCATIONS Servicing The Mill HDdoc020615...

  • Page 12: Warranty

    Servicing The Mill Warranty Warranty ® Wood- -Mizer Limite d Product Warranty Wood-M Mizer LLC (“W Warrantor”), an n Indiana corp poration with its principal p place of busin ness at 8180 W West Tenth S Street, Indianap polis, IN 4621 14-2400 USA , warrants to the original p...
  • Page 13 This warranty cannot be amended except in writing which refers to this warranty which is signed by both Warrantor and Purchaser. Effective: January 1, 2014 © 2013 Wood-Mizer LLC – 8180 West 10 Street, Indianapolis, IN 46214 FORM#1814ENG...

  • Page 14: Safety

    Safety Safety Symbols SECTION 2 SAFETY Safety Symbols The following symbols and signal words call your attention to instructions concerning your personal safety. Be sure to observe and follow these instructions. DANGER! indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. WARNING! suggests a potentially hazardous situation which, if not avoided, could result in death or serious injury.

  • Page 15: Safety Instructions

    It is always the owner's responsibility to comply with all applicable federal, state and local laws, rules and regulations regarding the ownership, operation and towing 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 or towing the mill.
  • Page 16 Safety Safety Instructions WEAR SAFETY CLOTHING WARNING! Secure all loose clothing and jewelry before operating the sawmill. Failure to do so may result in serious injury or death. WARNING! Always wear gloves and eye protection when handling bandsaw blades. Changing blades is safest when done by one per- son! Keep all other persons away from area when coiling, carrying or changing a blade.
  • Page 17 Failure to do so may result in serious injury. WARNING! Use ONLY water and Wood-Mizer Lube Additive with the water lube accessory. Never use flammable fuels or liquids such as diesel fuel. If these types of liquids are necessary to clean the blade, remove it and clean with a rag.
  • Page 18 Safety Safety Instructions USE CAUTION WHEN WORKING WITH BATTERIES DANGER! Batteries expel explosive gases. Keep sparks, flames, burning cigarettes, or other ignition sources away at all times. Always wear safety goggles and a face shield when working near batteries. Failure to do so will cause serious injury. WARNING! Battery posts, terminals and related accessories con- tain lead and lead compounds, chemicals known to the State of...
  • Page 19 Safety Safety Instructions CAUTIONS FOR 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 outrigger legs to keep mill level.
  • Page 20 Safety Safety Instructions CHECK SAWMILL BEFORE OPERATION DANGER! Make sure all guards and covers are in place and secured before operating or towing the sawmill. Failure to do so may result in serious injury. Be sure the blade housing and pulley covers are in place and secure.
  • Page 21 Safety Safety Instructions KEEP PERSONS AWAY DANGER! Stay clear of the area between the trailer axle and saw carriage. Failure to do so will result in serious injury. DANGER! Keep all persons out of the path of moving equipment and logs when operating sawmill or loading and turning logs. Fail- ure to do so will result in serious injury.
  • Page 22 Safety Safety Instructions KEEP HANDS AWAY DANGER! Always disengage the blade and shut off the sawmill engine before changing the blade. Failure to do so will result in serious injury. DANGER! Engine components can become very hot during opera- tion. Avoid contact with any part of a hot engine. The exhaust com- ponents of your engine are especially hot during and following operation.
  • Page 23 Safety Safety Instructions CAUTIONS FOR GAS OR DIESEL ENGINE OPERATION DANGER! Operate your engine/machine only in well venti- lated areas. The exhaust gases of your engine can cause nausea, delirium and potentially death unless adequate ventilation is present. DANGER! Never operate an engine with a fuel or oil leak. The leaking fuel or oil could potentially come in contact with hot surfaces and ignite into flames.
  • Page 24 Safety Safety Instructions USE PROPER PROCEDURE WHEN CONDUCTING ELECTRICAL SAFETY CHECKS AND MAINTENANCE DANGER! Make sure all electrical installation, service and/or maintenance work is performed by a qualified electrician and is in accordance with applicable electrical codes. DANGER! ARC FLASH AND SHOCK HAZARD! Hazardous volt- age inside the electric sawmill disconnect box, starter box, and at the motor can cause shock, burns, or death.
  • Page 25 Safety Safety Instructions DANGER! Lockout procedures must be used during: Changing or adjusting blades Unjamming operations Cleaning Mechanical repair Electrical maintenance Retrieval of tools/parts from work area Activities where guards or electrical panel guard is open or removed Maintenance hazards include: Blade contact Pinch points Kickbacks...
  • Page 26 Safety Safety Instructions SAWMILL LOCKOUT PROCEDURE Lockout procedures must be followed (see ANSI Standard Z244.1-1982 and OSHA regu- lation 1910.147). Purpose: This procedure establishes the minimum requirements for lockout of energy sources that could cause injury. Responsibility: The responsibility for seeing that this procedure is followed is binding upon all workers. All workers shall be instructed in the safety significance of the lockout procedure.
  • Page 27 Owner’s Responsibility The procedures listed in this manual may not include all ANSI, OSHA, or locally required safety procedures. It is the owner/operator’s responsibility and not Wood-Mizer Products to ensure all operators are properly trained and informed of all safety protocols.
  • Page 28 Safety Safety Instructions KEEP SAFETY LABELS IN GOOD CONDITION IMPORTANT! Always be sure that all safety decals are clean and readable. Replace all damaged safety decals to prevent personal injury or damage to the equipment. Contact your local distributor, or call your Customer Service Representative to order more decals.
  • Page 29 Safety Safety Instructions UP/DOWN SYSTEM SAFETY WARNING! Always secure the saw head with a 5/16" chain with at least 1900 lbs. working load capacity before adjusting the up/down chain. The saw head may fall, causing severe injury or death. WARNING! Always secure the saw head with a 5/16"...
  • Page 30 Safety Safety Instructions GENERAL TRAILER SAFETY DANGER! Make sure your hitch has adequate safety chain hook- ups. Do not use eyebolts for safety chain hook-up. Safety chains should be hooked to bumper of vehicle so that each chain would pull the trailer equally in the event the hitch became disengaged. Failure to do so may result in serious personal injury and/or severe machine damage.
  • Page 31 Safety Safety Instructions ADDITIONAL SAFETY FOR ELECTRIC BRAKE TRAILERS DANGER! Make sure the electric brake wire is secured as close to the trailer axle as possible to prevent wire disconnection during towing. Failure to do so may result in serious personal injury and/or severe machine damage.

  • Page 32: Sawmill Setup

    Sawmill Setup Stationary Sawmill Setup SECTION 3 SAWMILL SETUP Stationary Sawmill Setup Prepare a firm, level area where the sawmill can be anchored. There should be enough room around the sawmill for operators, sawdust removal, log loading and board removal. A cement pad with 5/8”...
  • Page 33 Sawmill Setup Stationary Sawmill Setup See Figure 3-1. Pivot End Rail Side Support Bed Rail Stop Block SM0130B FIG. 3-1 Sawmill Setup HDdoc020615...

  • Page 34: Portable Sawmill Setup

    Sawmill Setup Portable Sawmill Setup Portable 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 outrig- ger legs to keep mill level.
  • Page 35 Sawmill Setup Portable Sawmill Setup See Figure 3-2. Locking Pin Channel Notch Jack Handle Outrigger Leg SM0045B FIG. 3-2. OUTRIGGER ADJUSTMENT. If sawmill is equipped with optional Fine Adjust Outriggers (FAO), see the option manual for outrigger operation. 1. Unhook the carriage safety chain, located at the bottom of the vertical mast, near the bat- tery box.
  • Page 36 Sawmill Setup Portable Sawmill Setup front end of the mill. 5. Lower and set the remaining rear outriggers. Level the sawmill by adjusting the outriggers to raise or lower each end of the sawmill. Adjust all outriggers evenly to avoid twisting the mill frame by jacking one outrigger higher than the others.

  • Page 37: Replacing The Blade

    Sawmill Setup Replacing The Blade Replacing The Blade DANGER! Always disengage the blade and shut off the sawmill engine before changing the blade. Failure to do so will result in serious injury. WARNING! Always wear gloves and eye protection when handling bandsaw blades.

  • Page 38: Tensioning The Blade

    Sawmill Setup Tensioning The Blade Tensioning The Blade See Figure 3-4. Tension the blade by turning the hydraulic tensioning handle clockwise until the tension gauge indicates the recommended tension. Blade Tensioner Gauge Blade Tensioner Handle Cant Control SM0243 FIG. 3-4 See Table 3-1.

  • Page 39: Tracking The Blade

    Sawmill Setup Tracking The Blade Tracking The Blade 1. Make sure the middle blade housing cover is closed and all persons are clear of the open side of the saw head. 2. Start the engine. 3. Engage the blade, rotating the blade until the blade positions itself on the wheels. WARNING! Do not spin the blade wheels by hand.
  • Page 40 Sawmill Setup Tracking The Blade occured while adjusting the cant control. 7. Close the middle blade housing cover and replace the large blade housing covers. DANGER! Make sure all guards and covers are in place and secured before operating or towing the sawmill. Failure to do so may result in serious injury.

  • Page 41: Starting The Engine

    Sawmill Setup Starting The Engine Starting The Engine See the appropriate manual supplied with your specific engine/motor configuration for starting and operating instructions. DANGER! Make sure all guards and covers are in place and secured before operating or towing the sawmill. Failure to do so may result in serious injury.

  • Page 42: Board Return (Optional)

    Sawmill Setup Board Return (Optional) Board Return (Optional) WARNING! The board return is intended to assist a second operator in removing boards quickly. Do not use the board return when operating the sawmill alone. Serious injury, death or damage to the equipment may result. WARNING! Never use the board return table as a platform to stand on.
  • Page 43 Sawmill Setup Board Return (Optional) drag it back toward the operator as the saw head is returned. DANGER! Keep all persons out of the path of returning boards. Failure to do so will result in serious injury. CAUTION! Do not use the board return to remove boards thicker than 4/4 (1 1/8").

  • Page 44: Sawmill Operation

    Sawmill Operation Hydraulic Control Operation SECTION 4 SAWMILL OPERATION Hydraulic Control Operation The hydraulic control levers become operational when the contacts at the bottom of the carriage touch the power strip on the frame tube. The hydraulic control levers will only work when the cutting head is close enough to the front end of the mill to touch the power strip.
  • Page 45 Sawmill Operation Hydraulic Control Operation 1. Move the clamp out and down so it will not get in the way of logs being loaded onto the bed. Lower the clamp in/out lever to move the clamp out toward the loading side of the saw- mill.

  • Page 46: Loading, Turning And Clamping Logs

    Sawmill Operation Loading, Turning And Clamping Logs Loading, Turning And Clamping Logs To Load Logs 1. Start the engine and move the saw carriage to the front end of the frame. CAUTION! Before loading a log, be sure the cutting head is moved far enough forward so the log does not hit it.
  • Page 47 Sawmill Operation Loading, Turning And Clamping Logs Sawmill Operation HDdoc020615...
  • Page 48 Sawmill Operation Loading, Turning And Clamping Logs To Turn Logs 1. Engage the log turner arm. Let the arm rise until it touches the log and starts to turn it. 2. Spin the log against the side supports until it is turned the way you want it for the first cut. 3.
  • Page 49 Sawmill Operation Loading, Turning And Clamping Logs To Level A Tapered Log Use the toe board lever(s) to raise either end of a tapered log, if desired. Raise the front or rear toe board until the heart of the log measures the same distance from the bed rails at each end of the log.

  • Page 50: Up/Down Operation

    Sawmill Operation Up/Down Operation Up/Down Operation This section describes operation of the up/down system with the standard controls. See the operation section of the Accuset 2 or Simple Set manual for alternate instructions for operating the up/down system. 1. Install a blade, if needed, and check for correct blade tension. (See Section 3.3).

  • Page 51: Blade Guide Arm Operation

    Sawmill 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 should be adjusted to clear the widest section of the log by less than 1" (25.4 mm). 2.

  • Page 52: Autoclutch Operation

    Sawmill Operation Autoclutch Operation Autoclutch Operation Hydraulic sawmills are equipped with the Autoclutch feature that remotely engages/disen- gages the blade using a switch on the control box. See the separate Autoclutch manual for operating instructions. HDdoc020615 Sawmill Operation...

  • Page 53: Power Feed Operation

    Sawmill Operation Power Feed Operation Power Feed Operation See Figure 4-4. The power feed system moves the carriage forward and backward by using two switches on the control panel. FIG. 4-4 Carriage Feed Rate The carriage feed rate switch controls the speed at which the carriage travels forward. Turn the switch clockwise to increase speed.
  • Page 54 Sawmill Operation Power Feed Operation WARNING! Be sure the power feed switch is in the neutral position before turning the key switch to the on (#1) or accessory (#3) position. This prevents accidental carriage movement which may cause serious injury or death. Using The Power Feed 1.

  • Page 55: Cutting The Log

    Sawmill Operation Cutting The Log Cutting The Log The following steps guide you through normal operation of the Wood-Mizer sawmill. NOTE: If you want to use the optional board return function, install the board return table and move the board return arm from its storage position.
  • Page 56 Sawmill Operation Cutting The Log 9. Lower the toe boards, if they were used. Use the hydraulic levers to release the clamp and engage the log turner. Turn the log 90 or 180 degrees. Make sure the flat on the log is placed flat against side supports if turned 90 degrees.

  • Page 57: Edging

    Sawmill Operation Edging 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 58: Blade Height Scale

    Sawmill Operation Blade Height Scale Blade Height Scale See Figure 4-5. The blade height scale is attached to the carriage head frame. It includes: a blade height indicator  an inch scale  a quarter scale  Blade Height Indicator Quarter Scale Inch Scale...
  • Page 59 Sawmill Operation Blade Height Scale The Quarter Scale See Table 4-1. Two quarter scales are provided with four sets of marks. Each set rep- resents a specific lumber thickness. Saw kerf and shrinkage allowance are included, but actual board thickness will vary slightly depending on blade thickness and tooth set. To choose which scale to use, determine what finished thickness you want to end up with.

  • Page 60: Water Lube Operation

    15 seconds. This will clean the blade of sap buildup. Wipe the blade dry with a rag before storing or sharpening. For further lubrication benefits, add one 12oz. (0.35L) bottle of Wood-Mizer Lube Additive to 5 gallons (18.9 liters) of water. Wood-Mizer Lube Additive enables some previously impossible timbers to be cut by significantly reducing resin buildup on the blade.
  • Page 61 Sawmill Operation Water Lube Operation WARNING! Use ONLY water and Wood-Mizer Lube Addi- tive with the water lube accessory. Never use flammable fuels or liquids such as diesel fuel. If these types of liquids are necessary to clean the blade, remove it and clean with a rag.

  • Page 62: Preparing The Sawmill For Towing

    Preparing The Sawmill For Towing 4.11 Preparing The Sawmill For Towing The Wood-Mizer trailer package makes transporting your sawmill easy and convenient. To get your sawmill ready for towing, follow these instructions. NOTE: If you your sawmill is equipped with an optional board return, return the board return arm to its storage posi- tion before towing the sawmill.
  • Page 63 Sawmill Operation Preparing The Sawmill For Towing 2. Move the clamp all the way in toward the main bed frame tube. CAUTION! Move the hydraulic clamp and turner to provide maximum ground clearance before towing. Failure to do so may result in damage to the sawmill. 3.
  • Page 64 Sawmill Operation Preparing The Sawmill For Towing 9. Continue lowering the head 3/4" (19mm) until it contacts the stop blocks on the mast rails. CAUTION! It is important that the lower stop bolts are prop- erly adjusted to secure the carriage on the track rail. Failure to properly adjust the stop bolts can cause saw head dam- age, especially during mill transportation.
  • Page 65 Sawmill Operation Preparing The Sawmill For Towing See Figure 4-9. FIG. 4-9 CAUTION! Check to be sure the saw head safety chain is secured before towing the sawmill. Failure to properly secure the saw head can result in severe machine damage. Be sure the blade housing and pulley covers are in place and secure.
  • Page 66 Sawmill Operation Preparing The Sawmill For Towing See the trailer operator’s manual for specific information regarding hitch operation and towing the sawmill. 4-23 HDdoc020615 Sawmill Operation...

  • Page 67: Maintenance

    Maintenance Wear Life SECTION 5 MAINTENANCE This section lists the maintenance procedures that need to be performed. See the Maintenance Log located after this section for a complete list of maintenance procedures and intervals. Keep track of machine maintenance by filling in the machine hours and the date you perform each procedure.

  • Page 68: Blade Guides

    Maintenance Blade Guides Blade Guides WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 69 Preventing sap buildup on the blade is critical when using the high-performance blade guide system. If the wood you are sawing leaves sap buildup using plain water in the blade lube system, use Wood-Mizer lube additive (4-Pak 60 oz. bottles part no. ADD-1). Maintenance...
  • Page 70 Maintenance Blade Guides 4. Make sure the blade screw in the top center of the C-frame is 1/16" (1.5 mm) away from the blade. If not, loosen the nut and adjust the screw as necessary. Check the screw every 500 hours of operation. Failing to maintain this adjustment will lead to early blade breakage.

  • Page 71: Sawdust Removal

    Maintenance Sawdust Removal Sawdust Removal WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.

  • Page 72: Carriage Track, Wiper & Scrapers

    Maintenance Carriage Track, Wiper & Scrapers Carriage Track, Wiper & Scrapers WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 73 Maintenance Carriage Track, Wiper & Scrapers 3. Check the track scrapers as needed. Make sure the scrapers fit firmly against the rail. If a track scraper needs to be adjusted, loosen the screw, push the scraper downward until it fits firmly against the rail, and retighten the screw. Carriage track Remove track wiper, clean...

  • Page 74: Vertical Mast Rails

    Maintenance Vertical Mast Rails Vertical Mast Rails WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.

  • Page 75: Drum Switches

    Lubricate the up/down and power feed drum switch contacts inside the control panel every fifty hours of operation. Use only contact grease supplied by Wood-Mizer. Remove the control panel cover. Use a cotton swab to apply grease to the switch contact ends.

  • Page 76: Miscellaneous

    Maintenance Miscellaneous Miscellaneous WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 77 Maintenance Miscellaneous 6. Check the mill alignment every setup (See Section SECTION 7. Make sure all safety warning decals are readable. Remove sawdust and dirt. Replace any damaged or unreadable decals immediately. Order decals from your Customer Service Representative. Maintenance HDdoc020615 5-11...

  • Page 78: Blade Tensioner

    Maintenance Blade Tensioner Blade Tensioner WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 79 Maintenance Blade Tensioner See Figure 5-6. Add an Automatic Transmission Fluid (ATF) such as Dexron III ATF to the hydraulic blade tensioner as needed. To add enough fluid to completely fill the ten- sioner block: 1. Unscrew the tensioner handle to reveal 2” (50mm) of thread. Remove the sawmill blade housing covers and blade.

  • Page 80: Blade Wheel Belts

    If the key is turned on and moving parts activated, serious injury may result. Rotate the blade wheel belts and check them for wear. Rotating the belts every 50 hours will provide longer belt life. Replace belts as necessary. Use only B57 belts supplied by Wood-Mizer. 5-14 HDdoc020615 Maintenance...

  • Page 81: Brake Strap Adjustment

    Maintenance Brake Strap Adjustment 5.10 Brake Strap Adjustment WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.

  • Page 82: Drive Belt Adjustment

    See Table 5-2. See the table below for drive belt tension specifications for your model sawmill. Wood-Mizer offers a belt tension gauge (Part No. 016309) that will let you accu- rately measure the belt tension.
  • Page 83 Maintenance Drive Belt Adjustment 3. Place a wrench on the flats at the top of the turnbuckle. Use a second wrench to turn the Loosen jam nuts Turnbuckle counterclockwise to tighten belt 3H0287B FIG. 5-8 bottom-most jam nut clockwise (as viewed from the bottom) to tighten the belt, counter- clockwise to loosen the belt.

  • Page 84: Hydraulic System

    Maintenance Hydraulic System 5.12 Hydraulic System WARNING! Disconnect and lockout power before perform- ing any service to the electrical system. For battery-pow- ered equipment, disconnect the negative battery terminal cable. Failure to do so may result in injury and/or electrical system damage.
  • Page 85 Maintenance Hydraulic System 2. Replace the hydraulic system cartridge filter every 500 hours of operation. 3. Inspect the hydraulic pump motor brushes every 750 hours of operation. Remove brush dust and replace the brushes if they worn to a length of 1/4” (6mm) or shorter. CAUTION! Do not operate the hydraulic system if the pump motor brushes are worn shorter than 1/4”...

  • Page 86: Drive Bearing

    Maintenance Drive Bearing 5.13 Drive Bearing WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.

  • Page 87: Up/Down System

    Maintenance Up/Down System 5.14 Up/Down System WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 88 Maintenance Up/Down System 1. Grease the up/down gear reducer shaft bearing with a NLGI No. 2 grade lithium grease every 1000 hours of operation. 1000 See Figure 5-12. FIG. 5-12 5-22 HDdoc020615 Maintenance...
  • Page 89 Maintenance Up/Down System Maintenance HDdoc020615 5-23...
  • Page 90 3. Check the up/down gearbox oil level. Add a synthetic gear oil such as Mobil SHC 634 as needed. Drain and refill the gearbox with 24 (0.7L) ounces of oil after every 5000 hours of sawmill operation or every 2 years, whichever comes first. Wood-Mizer offers replacement gear oil in 8 ounce (0.24L) bottles. 5-24 HDdoc020615 Maintenance...

  • Page 91: Power Feed

    Maintenance Power Feed 5.15 Power Feed WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 92 Maintenance Power Feed See Figure 5-16. 3H0018B Feed Chain Adjustment Nuts FIG. 5-16 5-26 HDdoc020615 Maintenance...

  • Page 93: Charging The Battery

    Maintenance Charging The Battery 5.16 Charging The Battery DANGER! Batteries expel explosive gases. Keep sparks, flames, burning cigarettes, or other ignition sources away at all times. Always wear safety goggles and a face shield when working near batteries. Failure to do so will cause serious injury.
  • Page 94 Maintenance Charging The Battery CAUTION! Be sure the battery is fully charged before transporting the sawmill. If the battery is not fully charged, excessive vibration could reduce the overall service life of the battery. 1. Raise the saw head to access the battery box. 2.

  • Page 95: Maintenance Log

    MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) Check Blade Guide Block/Roller Wear See Section 5.2 Daily - Every Blade Change Remove Excess Sawdust From Blade Wheel Hous- See Section 5.3 Daily - Every Blade Change DAILY MAINTENANCE PROCEDURES ings And Sawdust Chute Inspect Fingers Inside Sawdust Chute See Section 5.3...
  • Page 96 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) TOTAL HOURS OF OPERATION MANUAL FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. PROCEDURE REFERENCE A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME. 550 HRS 600 HRS 650 HRS...
  • Page 97 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) TOTAL HOURS OF OPERATION MANUAL FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. PROCEDURE REFERENCE A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME. 1050 HRS 1100 HRS 1150 HRS...
  • Page 98 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) TOTAL HOURS OF OPERATION MANUAL FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. PROCEDURE REFERENCE A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME. 1550 HRS 1600 HRS 1650 HRS...
  • Page 99 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) TOTAL HOURS OF OPERATION MANUAL FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. PROCEDURE REFERENCE A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME. 2050 HRS 2100 HRS 2150 HRS...
  • Page 100 MAINTENANCE LOG (Check Engine And Option Manuals For Additional Maintenance Procedures) TOTAL HOURS OF OPERATION MANUAL FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE. PROCEDURE REFERENCE A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME. 2550 HRS 2600 HRS 2650 HRS...

  • Page 101: Troubleshooting Guide

    Troubleshooting Guide Sawing Problems SECTION 6 TROUBLESHOOTING GUIDE Sawing Problems WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.
  • Page 102 Troubleshooting Guide Sawing Problems PROBLEM CAUSE SOLUTION Boards Thick Or Thin On Stress in log which causes log After log has been squared, take Ends Or Middle Of Board. to not lay flat on the bed. equal cuts off opposing sides. Take a board off the top.

  • Page 103: Electrical Problems

    Replace drum switch or remove control panel cover and clean and lubri- cate contacts NOTE: Use only contact grease supplied by Wood-Mizer. Drum switch spring broken. Manually move the power feed or up/down switch back to neutral or "off"...
  • Page 104 Troubleshooting Guide Electrical Problems PROBLEM CAUSE SOLUTION Up/Down Or Power Feed System overload or bind Correct problem (See Section 6.4 Motors Overheat And Lose occurred. Allow motor to cool before restarting. Power. Normal operation factors Allow motor to cool before restarting. exceeded (eg: up/down con- trol jockeyed excessively).

  • Page 105: Circuit Breaker Operation

    Troubleshooting Guide Circuit Breaker Operation Circuit Breaker Operation Sawmill controls are equipped with manual reset circuit breakers to protect the electrical circuits. See Figure 6-1. The power feed and up/down breakers are externally mounted at the front of the control box. An external breaker is provided on the rear of the control box for the engage sensor circuit on sawmills equipped with diesel engines or autoclutch.

  • Page 106: Power Feed Problems

    Drum switch is dirty. Clean drum switch and lubricate Speeds Or Does Not Move with contact grease supplied by Until Speed Is Above Halfway Wood-Mizer. Mark. Drum switch contacts are bad Check that contacts are in good condition and positively close cir- cuit.
  • Page 107 Troubleshooting Guide Power Feed Problems PROBLEM CAUSE SOLUTION Power Feed Motor Overheats. Middle track oiler is dragging. Clean middle track oiler and lubricate with 30-weight oil or ATF (Automatic Transmission Fluid) such as Dexron II. Allow motor to cool before restarting. Ground is not level.

  • Page 108: Power Feed Circuit Troubleshooting

    Troubleshooting Guide Power Feed Circuit Troubleshooting Power Feed Circuit Troubleshooting LED lights are provided on the control module to help troubleshoot any feed problems you may encounter. See Figure 6-2. The lights can be viewed by removing the rear control box panel. DETAIL Detail 3H0400B-3...
  • Page 109 Troubleshooting Guide Power Feed Circuit Troubleshooting light, look to see if OV or OL lights are coming on. If not, then the control module may be damaged. Call Customer Service for assistance. PWR - Indicates battery power is present at the power feed control circuit board. Troubleshooting Guide HDdoc020615...

  • Page 110: Power Feed Variable Feed Rate Switch Test

    Troubleshooting Guide Power Feed Variable Feed Rate Switch Test Power Feed Variable Feed Rate Switch Test With the feed rate dial switch all the way down, move the shaft of the dial back and forth to see if there is a jerky response. Turn the dial and move the shaft back and forth again. Repeat several times.

  • Page 111: Power Feed Preliminary Test

    Troubleshooting Guide Power Feed Preliminary Test Power Feed Preliminary Test This test will determine if the problem is mechanical or electrical. 1. Remove the drive belt from the power feed drive pulley. 2. Turn the key switch to the ACC position. Put the carriage forward/reverse switch into the forward position and turn the feed rate dial through all speeds.

  • Page 112: Power Feed Mechanical Test

    Troubleshooting Guide Power Feed Mechanical Test Power Feed Mechanical Test 1. Remove the weight from the track rollers. They should turn smoothly and easily with very little play. 2. Make sure the middle track cover is not bent or touching the top rail. 3.

  • Page 113: Hydraulic Problems

    Tapping on solenoid may fix temporarily. troubleshooting solenoid Replace solenoid if necessary. NOTE: The solenoid is not a standard automo- tive type. Order from Wood-Mizer only Defective pump motor Remove motor from pump and inspect. Repair or replace as necessary...
  • Page 114 Troubleshooting Guide Hydraulic Problems PROBLEM CAUSE SOLUTION You Can Get Response From Valve assembly switch con- Locate the valve switch at the bottom of the Pump By Actuating All tacts are not properly the valve assembly. Use a 3MM allen But One or Two Handles adjusted wrench to loosen the set screw on each...
  • Page 115 Troubleshooting Guide Hydraulic Problems PROBLEM CAUSE SOLUTION Hydraulic Side Supports Go Dirt in sequence valve Remove sequence valves and clean Down Before Or At Same thoroughly with kerosene. NOTE: Be Time As Log Turner sure to reassemble the valve and install it in its original position on the cylinder Retainer in sequence valve Replace sequence valve...
  • Page 116 Troubleshooting Guide Hydraulic Problems PROBLEM CAUSE SOLUTION Hydraulic Toe Boards Can be a result of shock load INITIAL CHECK "Creep" UP without the caused by improperly using To check, disconnect the toe board valve control handles being the toe boards to "cushion" hydraulic hose from its current valve operated.
  • Page 117 Troubleshooting Guide Hydraulic Problems PROBLEM CAUSE SOLUTION Hydraulic Toe Boards or Can be a result of shock load INITIAL CHECK Clamp "Creep" DOWN with- caused by improperly using To check, disconnect the toe board out the valve control han- the toe boards or clamp to hydraulic hose from its current valve dles being operated OR do "cushion"...
  • Page 118 Troubleshooting Guide Hydraulic Problems PROBLEM CAUSE SOLUTION Pump runs but makes Low fluid level Check fluid level and add fluid as neces- “growling” sound and sary. Check for leaks in the system at hydraulic functions are slow, the control box fittings, hoses and cylin- jerky or don’t work at all.

  • Page 119: Hydraulic Pressure Test

    Troubleshooting Guide Hydraulic Pressure Test 6.10 Hydraulic Pressure Test To check hydraulic pressure: 1. Disconnect power from the pump by moving the saw head forward until it no longer con- tacts the power strip. 2. Locate the loading arm port fitting on the hydraulic valve body. Disconnect the hydraulic hose from the fitting and install a gauge to the fitting.
  • Page 120 Troubleshooting Guide Hydraulic Pressure Test 3. Restore power to the pump by moving the saw head back until it contacts the power strip. 4. Operate the loading arm hydraulic lever and read the pressure on the gauge. Hydraulic pressure is factory-set at 2000 ±100 psi and should not need to be readjusted. The relief valve adjustment screw shown may be used to fine-tune the hydraulic pressure: Remove the adjustment screw nut.

  • Page 121: Engine/Motor And Drive Pulleys Alignment

    Troubleshooting Guide Engine/Motor and Drive Pulleys Alignment 6.11 Engine/Motor and Drive Pulleys Alignment WARNING! Before performing service near moving parts such as blades, pulleys, motors, belts and chains, first turn the key switch to the OFF (#0) position and remove the key. If the key is turned on and moving parts activated, serious injury may result.

  • Page 122: Sawmill Alignment

    Routine Alignment Procedure SECTION 7 SAWMILL ALIGNMENT The Wood-Mizer sawmill is factory aligned. Two alignment procedures are available to realign the sawmill if necessary. The Routine Alignment instructions should be performed as necessary to solve sawing problems not related to blade performance. The Complete Alignment procedure should be performed approximately every 1500 hours of operation (sooner if you regularly transport the sawmill over rough terrain).

  • Page 123: Saw Head Tilt

    Sawmill Alignment Routine Alignment Procedure Saw Head Tilt As the blade enters a wide log or cant, the outside of the saw head will drop down slightly. To compensate for the drop, the saw head is adjusted 1/16" (1.5 mm) higher at the out- side.
  • Page 124 Sawmill Alignment Routine Alignment Procedure See Figure 7-2. To adjust the saw head tilt, use the horizontal adjustment nuts. To raise the outside of the saw head, loosen the four inner adjustment nuts 1/4 turn and tighten the four outer nuts. Recheck the measurement from the blade to the bed rails and adjust the horizontal adjustment nuts until the outside of the saw head is 1/16"...

  • Page 125: Blade Guide Arm Alignment

    Sawmill Alignment Routine Alignment Procedure Blade Guide Arm Alignment The blade guide arm moves the outer blade guide in and out. If the arm becomes loose, the blade guide will not deflect the blade properly, causing inaccurate cuts. A loose blade guide arm can also cause blade vibration.
  • Page 126 Sawmill Alignment Routine Alignment Procedure After tightening the blade guide arm rollers, check that the arm is aligned properly. 3. With the arm adjusted 1/2" (12.7 mm) from fully closed, measure the distance between the blade guide roller flange and the back of the blade. See Figure 7-4.
  • Page 127 Sawmill Alignment Routine Alignment Procedure See Figure 7-5. To tilt the arm in toward the blade, loosen the front nuts on the outer roll- ers and tighten the rear nuts. To tilt the arm out away from the blade, loosen the rear nuts on the outer rollers and tighten the front nuts.
  • Page 128 Sawmill Alignment Routine Alignment Procedure See Figure 7-6. Measure from blade guide arm to bed rail with arm open and closed 3H0802-11 FIG. 7-6 7. Adjust the blade guide arm to 1/2" (13 mm) from fully open. Measure the distance from the bottom of the blade guide mounting block to the bed rail.
  • Page 129 Sawmill Alignment Routine Alignment Procedure See Figure 7-7. Remove the blade housing cover to access the blade guide arm roller mounting bolts. To adjust the rollers, loosen the jam nuts on the other side of the blade housing and turn the mounting bolts. To tilt the blade guide arm down, adjust the outer top and bottom rollers up.

  • Page 130: Blade Guide Vertical Tilt Alignment

    Sawmill Alignment Routine Alignment Procedure Blade Guide Vertical Tilt Alignment The blade guides should be adjusted properly in the vertical plane. If the blade guides are tilted vertically, the blade will try to travel in the tilted direction. A Blade Guide Alignment Tool (BGAT) is provided to help you measure the vertical tilt of the blade.
  • Page 131 Sawmill Alignment Routine Alignment Procedure See Figure 7-9. Loosen the jam nuts on the top and bottom vertical tilt adjustment screws. To tilt the roller up, loosen the bottom screw and tighten top screw. To tilt the roller down, loosen the top screw and tighten the bottom screw. Tighten the jam nuts and recheck the tilt of the blade.

  • Page 132: Blade Guide Horizontal Tilt Adjustment

    Sawmill Alignment Routine Alignment Procedure Blade Guide Horizontal Tilt Adjustment If the blade guides are tilted in the wrong direction horizontally, the back of the blade may contact the flange as the roller is spinning down, causing it to push the blade away from the guide roller.
  • Page 133 Sawmill Alignment Routine Alignment Procedure See Figure 7-11. Loosen the jam nuts on the horizontal tilt adjustment screws. To tilt the roller left, loosen the right screw and tighten left screw. To tilt the roller right, loosen the left screw and tighten the right screw. Tighten the jam nuts and recheck the tilt of the blade.

  • Page 134: Blade Guide Flange Spacing

    Sawmill Alignment Routine Alignment Procedure Blade Guide Flange Spacing Each blade guide must be adjusted so the roller flange is the correct distance from the back edge of the blade. If the flange is too close to or too far from the blade, the sawmill will not cut accurately.

  • Page 135: Side Support Alignment

    Sawmill Alignment Routine Alignment Procedure Side Support Alignment Logs and boards are clamped against the side supports when sawing. The sides supports must be square to the bed to ensure square lumber. 1. Swing a side support down and measure between the face of the support and the main bed tube.
  • Page 136 Sawmill Alignment Routine Alignment Procedure See Figure 7-14. Loosen the side support mounting bolt. Use a 3/8" ratchet to rotate the pin until the side support is square to the bed. Alignment Tubes (2) Place square against side support Loosen mounting bolt SM0272-1 Use 3/8”...

  • Page 137: Blade Height Scale Adjustment

    Sawmill Alignment Routine Alignment Procedure 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 carriage so the blade is positioned directly above one of the bed rails. Mea- sure from the bottom edge on a down-set tooth of the blade to the top of the bed rail, near the inner blade guide assembly.

  • Page 138: Complete Alignment Procedure

    Sawmill Alignment Complete Alignment Procedure Complete Alignment Procedure Frame Setup Before performing the following alignment procedures, setup the mill on firm, level ground. If your sawmill is stationary, with no trailer axle, shim the feet so the weight of the sawmill is evenly supported.

  • Page 139: Blade Installation

    Sawmill Alignment Complete Alignment Procedure Blade Installation 1. Remove the blade and replace the blade wheel belts. New blade wheel belts are required to perform the complete alignment procedure. 2. Blow sawdust off of the blade guide assemblies. Remove sawdust from the blade hous- ings.

  • Page 140: Saw Head Slide Pad Adjustment

    Sawmill Alignment Complete Alignment Procedure Saw Head Slide Pad Adjustment There are eight nylon pads positioned between the saw head frame and vertical mast. The spacing of the pads is factory set and rarely needs adjusting. To check the pad spac- ing, perform the following steps.
  • Page 141 Sawmill Alignment Complete Alignment Procedure 3. To adjust the spacing of the upper set of pads, lower the saw head until you can access the upper slide pad adjustment bolts. 4. Loosen the upper locking bolts and turn the adjusting bolt as necessary to provide the pad spacing described in Step 1.

  • Page 142: Blade Wheel Alignment

    Sawmill Alignment Complete Alignment Procedure Blade Wheel Alignment The blade wheels should be adjusted so they are level in the vertical and horizontal planes. If the blade wheels are tilted up or down, the blade will want to travel in the tilted direction.
  • Page 143 Sawmill Alignment Complete Alignment Procedure See Figure 7-18. Use the vertical adjustment screws to adjust the drive-side blade wheel. To tilt the wheel up, loosen the top adjustment screw one quarter turn. Loosen the jam nut on the bottom adjustment screw and tighten the screw to 30 ft.-lbs torque. Tighten the top and bottom jam nuts.
  • Page 144 Sawmill Alignment Complete Alignment Procedure See Figure 7-19. Use the vertical adjustment screws to adjust the idle-side blade wheel. To tilt the wheel up, loosen the bottom adjustment screw one quarter turn. Loosen the jam nut on the top adjustment screw and tighten the screw. Tighten the top and bottom jam nuts.
  • Page 145 Sawmill Alignment Complete Alignment Procedure 9. Check the position of the blade on the idle-side blade wheel. See Figure 7-20. The horizontal tilt of the blade wheel should be adjusted so that the gul- let of an 1-1/4" blade is 1/8" (3 mm) out from the front edge of the wheel (±1/16 [1.5 mm]). The gullet of an 1-1/2"...
  • Page 146 Sawmill Alignment Complete Alignment Procedure 10. Check the position of the blade on the drive-side blade wheel. The blade should be posi- tioned on the wheel as described for the idle-side blade wheel. Adjust the drive-side blade wheel if necessary. See Figure 7-22.

  • Page 147: Track Roller Adjustment

    Sawmill Alignment Complete Alignment Procedure Track Roller Adjustment Making these adjustments correctly will insure the saw carriage travels smoothly along the track and blade will remain parallel with the bed frame. 1. Using the feed controls, move the saw carriage so that the blade is positioned over the front pivot end rail.
  • Page 148 Sawmill Alignment Complete Alignment Procedure 4. Move the carriage forward until the blade is positioned over the rear pivot end rail. Repeat steps 2 & 3 until all lower rollers are adjusted properly at the front and rear of the sawmill. 5.
  • Page 149 Sawmill Alignment Complete Alignment Procedure See Figure 7-25. To adjust the saw head tilt, use the horizontal adjustment nuts. To raise the outside of the saw head, loosen the four inner adjustment nuts 1/2 turn then tighten the four outer nuts. To lower the outside of the saw head, loosen the four outer adjust- ment nuts 1/2 turn then tighten the inner nuts.

  • Page 150: Bed Rail Adjustment

    Sawmill Alignment Complete Alignment Procedure Bed Rail Adjustment 1. Move the clamp so it is 10" (254mm) from the clamp stop. Adjust the clamp down to its lowest postion. Move the saw head forward until it is positioned over the clamp. Raise the saw head until the blade measures 15 5/16"...
  • Page 151 Sawmill Alignment Complete Alignment Procedure See Figure 7-27. Loosen the bed rail clamping bolts and turn the adjustment bolts to move the bed rails to the blade if necessary. Retighten the clamping bolts and adjustment bolt jam nuts. Blade 15“ (375.0 mm) 15“...

  • Page 152: Blade Guide Installation

    Complete Alignment Procedure Blade Guide Installation 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 153 Sawmill Alignment Complete Alignment Procedure 2. Loosen the top block clamp bolt and mounting bolt. Turn the adjustment bolt counter- clockwise to raise the top block all the way up. Remove the bottom guide block from each blade guide assembly and install the provided alignment bar. 3.
  • Page 154 Sawmill Alignment Complete Alignment Procedure See Figure 7-29. Tighten the two previously-loosened tilt adjustment screws to secure the blade guide assembly. Turn the top adjustment bolt clockwise to raise the blade guide assembly so the roller does not contact the blade. NOTE: Before adjusting the top bolt, unload pressure on the bolt by turning 1/2 turn in the opposite direction it was last adjusted.

  • Page 155: Blade Guide Arm Alignment

    Sawmill Alignment Complete Alignment Procedure Blade Guide Arm Alignment The blade guide arm moves the outer blade guide in and out. If the arm becomes loose, the blade guide will not deflect the blade properly, causing inaccurate cuts. A loose blade guide arm can also cause blade vibration.
  • Page 156 Sawmill Alignment Complete Alignment Procedure After tightening the blade guide arm rollers, check that the arm is aligned properly. 3. With the arm adjusted 1/2" (13 mm) from fully closed, measure the distance between the blade guide roller flange and the back of the blade. See Figure 7-31.
  • Page 157 Sawmill Alignment Complete Alignment Procedure See Figure 7-32. To tilt the arm out away from the blade, loosen the front nuts on the inner rollers and tighten the rear nuts. To tilt the arm in toward the blade, loosen the rear nuts on the inner rollers and tighten the front nuts.
  • Page 158 Sawmill Alignment Complete Alignment Procedure See Figure 7-33. Adjust the blade guide arm to 1/2" (15 mm) from fully open. Measure the distance from the bottom of the blade guide mounting block to the bed rail. This mea- surement should be 15" (376.5 mm). If the measurements are not the same, adjust the outer rollers up or down to tilt the blade guide arm vertically.
  • Page 159 Sawmill Alignment Complete Alignment Procedure See Figure 7-34. Remove the blade housing cover to access the blade guide arm roller mounting bolts. To adjust the rollers, loosen the jam nuts on the other side of the blade housing and turn the mounting bolts. To tilt the blade guide arm down, adjust the outer top and bottom rollers up.

  • Page 160: Blade Guide Deflection

    Sawmill Alignment Complete Alignment Procedure Blade Guide Deflection Perform the following steps to achieve proper blade deflection with the blade guides. 1. Raise the saw head until the blade is 15" (375 mm) above a bed rail. Measure the actual distance with a tape from the top of the rail to the bottom of the blade.

  • Page 161: Blade Guide Vertical Tilt Alignment

    Sawmill Alignment Complete Alignment Procedure Blade Guide Vertical Tilt Alignment The blade guides should be adjusted properly in the vertical plane. If the blade guides are tilted vertically, the blade will try to travel in the tilted direction. A Blade Guide Alignment Tool (BGAT) is provided to help you measure the vertical tilt of the blade.
  • Page 162 Sawmill Alignment Complete Alignment Procedure See Figure 7-37. Loosen the jam nuts on the top and bottom vertical tilt adjustment screws. To tilt the roller up, loosen the bottom screw and tighten top screw. To tilt the roller down, loosen the top screw and tighten the bottom screw. Tighten the jam nuts and recheck the tilt of the blade.

  • Page 163: Blade Guide Horizontal Tilt Adjustment

    Sawmill Alignment Complete Alignment Procedure Blade Guide Horizontal Tilt Adjustment If the blade guides are tilted in the wrong direction horizontally, the back of the blade may contact the flange as the roller is spinning down, causing it to push the blade away from the guide roller.
  • Page 164 Sawmill Alignment Complete Alignment Procedure See Figure 7-39. Loosen the jam nuts on the horizontal tilt adjustment screws. To tilt the roller left, loosen the right screw and tighten left screw. To tilt the roller right, loosen the left screw and tighten the right screw. Tighten the jam nuts and recheck the tilt of the blade.

  • Page 165: Blade Guide Flange Spacing

    Sawmill Alignment Complete Alignment Procedure Blade Guide Flange Spacing Each blade guide must be adjusted so the roller flange is the correct distance from the back edge of the blade. If the flange is too close to or too far from the blade, the sawmill will not cut accurately.

  • Page 166: Blade Guide Level (Optional High-Performance Blocks Only)7-45

    Sawmill Alignment Complete Alignment Procedure Blade Guide Level (Optional High-Performance blocks only) Perform the following adjustments to make sure the blade guide assembly is parallel to the blade. 1. Loosen the alignment bar mounting bolt. Use the provided bottom block adjustment tool to adjust the alignment bar up so the bar is close to, but not touching the bottom of the blade.

  • Page 167: Blade Block Adjustment (Optional High-Performance Blocks Only)7-46

    Sawmill Alignment Complete Alignment Procedure Blade Block Adjustment (Optional High-Performance blocks only) 1. Remove the blade and remove the alignment bars from the blade guide assemblies. Install new or reconditioned bottom guide blocks to both blade guide assemblies (leave mounting bolts loose). Use the provided bottom block adjustment tool to lower the bottom block all the way down.

  • Page 168: Side Support Alignment

    Sawmill Alignment Complete Alignment Procedure Side Support Alignment Logs and boards are clamped against the side supports when sawing. The sides supports must be square to the bed to ensure square lumber. 1. Swing a side support down and measure between the face of the support and the main bed tube.
  • Page 169 Sawmill Alignment Complete Alignment Procedure See Figure 7-43. Loosen the side support mounting bolt. Use a 3/8" ratchet to rotate the pin until the side support is square to the bed. Alignment Tubes (2) Place square against side support Loosen mounting bolt SM0272-1 Use 3/8”...

  • Page 170: Clamp Stop/Stop Bolt Adjustment

    Sawmill Alignment Complete Alignment Procedure Clamp Stop/Stop Bolt Adjustment 1. Once the side supports are aligned, pivot them down to their horizontal position. 2. Tie a string to the stop block at the first bed rail. Stretch the string toward the rear of the frame and tie to the stop block at the last bed rail.

  • Page 171: Saw Head Tilt

    Sawmill Alignment Complete Alignment Procedure Saw Head Tilt As the blade enters a wide log or cant, the outside of the saw head will drop down slightly. To compensate for the drop, the saw head is adjusted 1/16" (1.5 mm) higher at the out- side.
  • Page 172 Sawmill Alignment Complete Alignment Procedure See Figure 7-46. To adjust the saw head tilt, use the horizontal adjustment nuts. To raise the outside of the saw head, loosen the four inner adjustment nuts 1/4 turn and tighten the four outer nuts. Recheck the measurement from the blade to the bed rails and adjust the horizontal adjustment nuts until the outside of the saw head is 1/16"...

  • Page 173: Blade Height Scale Adjustment

    Sawmill Alignment Complete Alignment Procedure 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 carriage so the blade is positioned directly above one of the bed rails. Mea- sure from the bottom edge on a down-set tooth of the blade to the top of the bed rail, near the inner blade guide assembly.

  • Page 174: Optional Board Return Bracket

    Sawmill Alignment Complete Alignment Procedure Optional Board Return Bracket Adjust the board return bracket so the bottom edge is positioned 1/4" (6mm) below the bottom of the blade. 1. With a square cant on the bed rails, lower the blade until it touches the top of the cant. Then raise the saw head 1/4"...

  • Page 175: Hydraulic Information

    Hydraulic Information Hydraulic Schematic SECTION 8 HYDRAULIC INFORMATION Hydraulic Schematic RELIEF VALVE SETTING 2000 PSI LOADER CLAMP CLAMP TOEBOARD TOEBOARD TURNER IN/OUT UP/DOWN FRONT REAR RELIEF VALVE SETTING 2250 PSI HD0138B FIG. 8-1 HYDRAULIC SCHEMATIC. Hydraulic Information HDdoc020615...

  • Page 176: Hydraulic Layout Diagram

    Hydraulic Information Hydraulic Layout Diagram Hydraulic Layout Diagram Log Loader Clamp Clamp Turner In/Out Up/Down Side Supports Front Rear Toe Board Toe Board (Shown with handles down) HD0137D FIG. 8-2 HYDRAULIC LAYOUT DIAGRAM. HDdoc020615 Hydraulic Information...

  • Page 177: Hydraulic Components

    Hydraulic Information Hydraulic Components Hydraulic Components Mfg. Part No. Manufacturer Wood-Mizer Description Part.# 017275 J-D Hydraulic 017275 Hyd. Cylinder, 3" Bore X 7" Stroke PMC-19410 Prince Mfg. 015050 Hyd. Cylinder, 1 1/2" Bore X 10" Stroke C3, C4 014482 J-D Hydraulic 014482 Hyd.

  • Page 178: Hydraulic Hoses

    27" 1/4” Log Turner Base P12535 Orange 18" 1/4” Log Turner Top 015704 Yellow 95" 1/4” Front Toe Board Top (LT30HD) P12540 117" 1/4” Front Toe Board Top (LT40HD) P12542 Gray 95" 1/4” Front Toe Board Base (LT30HD) P12540 117"...

  • Page 179: Index

    INDEX alignment leveling logs lower track rollers 7-26 main bed rails 7-29 loading logs slide pad adjustment 7-26 autoclutch option operation maintenance blade guide blade tensioner 5-12 blade wheel belts 5-13, 5-14 battery brake adjustment 5-15 troubleshooting problems brake strap 5-15 carriage track/wipers blade...
  • Page 180 safety water lube instructions operation 4-17 lockout procedure 2-13 symbols scale blade height operation 4-15 inch height 4-15 quarter inch 4-16 service information branch locations customer & sawmill ID general contact info warranty setup portable sawmill stationary sawmill switch power feed & up/down maintenance tensioner maintenance 5-12...

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