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Troubleshooting Guide

Sawing Problems

Troubleshooting Guide

doc072619

7-1

SECTION 7 TROUBLESHOOTING GUIDE

7.1

Sawing Problems

WARNING!

Before performing service near moving parts such as blades, pul-

leys, motors, belts and chains, first turn the key switch to the OFF (#0) position
and remove the key. Failure to follow this may result in serious injury or death.

PROBLEM

CAUSE

SOLUTION

Blades Dull Quickly

Dirty logs

Clean or debark logs, especially on
entry side of the cut

When grinding teeth, heating
too much and causing teeth to
soften

Grind just enough metal to restore
sharpness to the teeth. Use
water/coolant while sharpening blade

Poor sharpening techniques

Make sure the tip is being sharpened
completely: Read the instructions with
your blade sharpening equipment
carefully

Blades Break Prematurely

Poor sharpening techniques

Read the instructions with your blade
sharpening equipment carefully

Tension too tight

Tension blade to recommended speci-
fications

Blade Does Not Track Right on
Drive Wheel

Cant adjustment is incorrect

Readjust

Drive Belts Wear Prematurely
or Jump

Engine/motor and drive pul-
leys out of alignment

Align pulleys

Содержание 11170001

Страница 1: ...mill Safety Setup Operation Maintenance Manual LT15S rev A1 03 Safety is our 1 concern Read and understand all safety information and instructions before oper ating setting up or maintaining this mach...

Страница 2: ...ZQ WR WKH 6WDWH RI DOLIRUQLD WR FDXVH FDQFHU DQG ELUWK GHIHFWV RU RWKHU UHSURGXFWLYH KDUP OZD V VWDUW DQG RSHUDWH WKH HQJLQH LQ D ZHOO YHQWLODWHG DUHD I LQ DQ HQFORVHG DUHD YHQW WKH H KDXVW WR WKH RXW...

Страница 3: ...3 3 Bed Section Assembly 3 4 3 4 Clamp Assembly 3 6 3 5 Saw Carriage Assembly 3 7 3 6 Miscellaneous 3 8 SECTION 4 SAWMILL SETUP 4 1 4 1 Sawmill Setup 4 1 4 2 Carriage Side Adjustment 4 2 4 3 Carriage...

Страница 4: ...8 1 Routine Alignment Procedure 8 1 Blade Installation 8 1 Saw Head Tilt 8 1 Blade Guide Arm Alignment 8 2 Blade Guide Vertical Tilt Alignment 8 4 Blade Guide Horizontal Tilt Adjustment 8 5 Blade Gui...

Страница 5: ...ormation The information and instructions given in this manual do not amend or extend the limited warran ties for the equipment given at the time of purchase 1 For general information regarding Wood M...

Страница 6: ...le identification number and your customer number ready when you call Wood Mizer will accept these methods of payment Visa Mastercard or Discover COD Prepayment Net 15 with approved credit Be aware th...

Страница 7: ...da 396 County Road 36 Unit B Lindsay ON K9V 4R3 Phone 705 878 5255 or 877 357 3373 Fax 705 878 5355 Email ContactCanada woodmizer com Brazil Headquarters Europe Headquarters Serving Brazil Wood Mizer...

Страница 8: ...Weight 4000 lbs 1814kg Max Clamp Width from stop block 23 0 58m Max Throat Width guide to guide 26 0 66m Max Cant Width outer guide to stop block 23 0 58m Min Cut Height 1 25 4mm Max Cut Height 27 0 6...

Страница 9: ...its principal place of business at 8180 West Tenth Street Indianapolis IN 46214 2400 USA warrants to the purchaser Purchaser that for the time periods specifically stated herein and subject to the ter...

Страница 10: ...ovided by such original equipment manufacturers Components or equipment manufactured by third parties are not covered by this Warranty FIVE YEAR LIMITED CHASSIS WARRANTY The limited five year chassis...

Страница 11: ...by Warrantor except as expressly set forth herein THE PUR CHASER AND ANY INTENDED USER OR BENEFICIARY OF THIS EQUIPMENT SHALL NOT BE ENTITLED TO RECOVER ANY INDIRECT SPECIAL PUNITIVE EXEMPLARY CONSEQU...

Страница 12: ...sawdust may gather after every shift Failure to do so may result in fire causing death or seri ous injury OWNER S RESPONSIBILITY IMPORTANT The procedures listed in this manual may not include all ANS...

Страница 13: ...g the sawmill Failure to follow this may result in serious injury or death WARNING Always wear gloves and eye protec tion when handling bandsaw blades Changing blades is safest when done by one person...

Страница 14: ...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 Setting up the mill on an incline could cause it to tip ov...

Страница 15: ...ailure to follow this will result in serious injury DANGER Engine components can become very hot during operation Avoid contact with any part of a hot engine The exhaust components of your engine are...

Страница 16: ...ithout proper and operational spark arrester muffler Sparks emitted from the engine exhaust could ignite sur rounding materials causing serious injury or death KEEP SAFETY LABELS IN GOOD CONDITION IMP...

Страница 17: ...3 Remove the push handle and plate holding the sawhead in place retain the hardware and dis card the shipping plate 4 Replace the push handle with the retained hardware at the upper location 5 Remove...

Страница 18: ...over 800 lbs forklift hoist crane to lift the mill mast and saw head Failure to follow this may result in serious injury or death IMPORTANT Ensure the mast and head assembly is balanced while lifting...

Страница 19: ...Place a hex nut on each leg approximately half way down the shaft 2 Slide the outrigger nut keeper plate into the mounting bracket 3 Position the square nut between the plate and the bracket 4 Thread...

Страница 20: ...proxi mately 1 25mm below the bed tube The bed weight should rest evenly on all legs See Figure 3 6 3 3 Bed Section Assembly 1 Lay the bed sections end to end so the rail portion of each section is on...

Страница 21: ...s in the track rail and secure with two 3 8 16 x 1 hex head bolts If rail bolts were loosened retighten them at this time See Figure 3 8 NOTE The threaded holes at the end of the splice are provided t...

Страница 22: ...talled the saw head may to fall from the log bed Failure to follow this may result in serious injury or death See Figure 3 9 3 4 Clamp Assembly Assemble the log clamp to the bed as shown below in Figu...

Страница 23: ...t in order to clear the rail To reposition pin pull pin outward rotate and release into proper position 1 Position the saw head carriage at the end of the bed frame assembly 2 Slide the saw head carri...

Страница 24: ...emaining hardware track scrapers and wipers as shown in Figure 3 12 See Figure 3 12 WARNING Do not operate the sawmill without the retaining bracket properly installed The saw head may tip and fall fr...

Страница 25: ...hose on to the spout of the water container See Figure 3 14 Install the blade See Section 4 4 Replacing The Blade for full details FIG 3 13 FIG 3 14 Disassemble sawdust deflector from shipping positio...

Страница 26: ...ar bed rail near the operator s side of the frame 3 Place identical spacers between the string and the front and rear bed rails 4 Measure the distance between the string and the other bed rails 5 Adju...

Страница 27: ...wise to lower the outside of the saw head 3 After the saw head is adjusted parallel to the bed rail check the space between the uppermost mast bearing and mast rail 4 Adjust as necessary so the space...

Страница 28: ...Figure 4 4 4 4 Replacing The Blade DANGER Always disengage the blade and shut off the sawmill engine before changing the blade Failure to follow this will result in serious injury or death WARNING Al...

Страница 29: ...blade below the blade guides 5 Position 1 1 4 wide blades on the wheels so the gullet is 1 8 3 0 mm out from the edge of the wheel 6 Close the blade housing cover 7 Use the tension handle to tension...

Страница 30: ...aintain proper blade tension 4 6 Tracking The Blade 1 Make sure the blade housing covers are closed and all persons are clear of the open side of the saw head 2 Start the engine 3 Engage the blade rot...

Страница 31: ...he blade is too far out back the blade onto the wheel by turning the cant control coun terclockwise If the blade is too far in turn the cant control clockwise until the gullet of the blade is the corr...

Страница 32: ...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 the s...

Страница 33: ...g side of the sawmill frame NOTE The clamps can be lifted and removed from the bracket assemblies to avoid damage to the clamp when loading a log CAUTION Be sure the log clamp is adjusted out of the p...

Страница 34: ...Logs also may be loaded onto the mill with a tractor or other equipment specifically designed for that purpose TO TURN LOGS 8 Use cant hooks to rotate the log on the sawmill bed Spin the log against t...

Страница 35: ...p down crank to raise or lower the cutting head 4 Press the handle lock and turn the crank clockwise to lower the saw head or counterclockwise to raise the saw head Each notch in the crank wheel will...

Страница 36: ...timate the maximum width of the log The outer blade guide should be adjusted to clear the widest section of the log by less than 1 25 4 mm 2 Use the blade guide arm lever to adjust the outer blade gui...

Страница 37: ...rive belt and returns the engine to idle 5 5 Cutting The Log 1 Position the log and clamp firmly 2 Move the saw head to position the blade close to the end of the log 3 Use the blade height scale to d...

Страница 38: ...t you want Example Remember that the blade cuts a 1 16 1 8 1 6 3 2 mm wide kerf If you want 1 25 4 mm thick boards lower the carriage 1 1 16 1 1 8 27 28 6 mm for each board 5 6 Edging 1 Raise the side...

Страница 39: ...saw kerf and shrinkage of the lumber The yellow area on the scale identifies where the blade could encounter a side support or log clamp Check that these items are below the blade level before sawing...

Страница 40: ...t 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 Usua...

Страница 41: ...500Kg The center of gravity of the carriage is off center toward the operator side The higher the saw head from the bed frame the more easily the mill can be tipped toward the operator side WARNING E...

Страница 42: ...ft the sawmill onto the truck using ropes cables or chains etc the sawmill can easily rotate and tip over when lifted Failure to follow this may result in serious injury or death 6 Position two people...

Страница 43: ...awmill Sawmill Operation doc072619 5 11 5 12 Secure the sawmill to the truck bed to prevent the sawmill from shifting while it is being trans ported If the sawmill extends beyond the truck bed attach...

Страница 44: ...gnificantly This information is provided so that you may plan ahead in ordering replacement parts 6 2 Blade Guides WARNING Turn the key switch to the OFF 0 position and remove the key prior to perform...

Страница 45: ...ls to remove any sawdust and sap buildup every eight hours of operation Use a light grade sandpaper or emery cloth to sand off any rust or other adhering particles from the rails CAUTION Keep track ra...

Страница 46: ...aneous WARNING Before performing service near moving parts such as blades pul leys motors belts and chains first turn the key switch to the OFF 0 position and remove the key Failure to follow this may...

Страница 47: ...egative battery terminal cable Failure to follow this may result in injury and or electrical system damage WARNING Before performing service near moving parts such as blades pul leys motors belts and...

Страница 48: ...adjust loosen the throttle linkage adjustment screw and slide the throttle linkage down Retighten the screw Periodically check the drive belt for wear Replace any damaged or worn belts as needed ADJUS...

Страница 49: ...irst turn the key switch to the OFF 0 position and remove the key Failure to follow this may result in serious injury or death ADJUST THE UP DOWN CHAIN TENSION AS NEEDED 1 Measure chain tension with t...

Страница 50: ...ket down and tension the chain Retighten the jam nut and sprocket nut after tensioning the chain See Figure 6 4 Check the up down lift assist cables daily or between shifts for cuts cracked coating fr...

Страница 51: ...am for up down chain routing instructions See Figure 6 6 Lubricate the up down crank handle bearings every 200 hours with a NLGI No 2 grade lithium grease Apply the grease to the fitting on the handle...

Страница 52: ...e guide roller wear See Section 6 2 8 hours Every blade change Remove excess sawdust from blade wheel housings and sawdust chute See Section 6 3 8 hours Every blade change Inspect fingers inside sawdu...

Страница 53: ...en grinding teeth heating too much and causing teeth to soften Grind just enough metal to restore sharpness to the teeth Use water coolant while sharpening blade Poor sharpening techniques Make sure t...

Страница 54: ...djusted Adjust up down chain Lumber Is Not Square Vertical side supports not square to bed Adjust side supports Blade not parallel to bed rails Adjust bed rails parallel to blade Sawdust or bark betwe...

Страница 55: ...de housing cover and make sure all persons are clear of the saw head 5 Start the engine 6 Engage the blade rotating the blade until the blade positions itself on the wheels WARNING Do not spin the bla...

Страница 56: ...ade 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 gu...

Страница 57: ...lade guide arm in all the way toward the other blade guide 3 Use the outside top and bottom screws to adjust the arm up until the slide pad touches the saw head brace tube Tighten the jam nuts NOTE Wh...

Страница 58: ...1 4 turn and tighten the jam nuts 6 To move the blade guide end of the arm toward the rear of the sawmill loosen jam nuts on the front outside screw and the rear inside screw Turn the screws countercl...

Страница 59: ...ws 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...

Страница 60: ...The roller should be tilted slightly to the left A 1 8 3 mm less than B 1 8 3 mm See Figure 8 7 Loosen the jam nuts on the horizontal tilt adjustment screws To tilt the roller left loosen the right s...

Страница 61: ...ller to the back edge of the blade This distance should measure 1 8 3 0 mm Adjust the roller back or forward if neces sary See Figure 8 8 Loosen the top and one side screw shown Tap the blade guide fo...

Страница 62: ...e 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 Measure from the bottom edge on a down set tooth of...

Страница 63: ...ssemblies Remove sawdust from the blade housings 3 Remove the blade guide assemblies NOTE To remove the blade guide assemblies and maintain the tilt adjust ments only loosen one side screw and the top...

Страница 64: ...izontally the blade will not track properly on the wheels 1 Use the blade guide alignment tool to check the vertical alignment of each blade wheel Attach the tool to the blade near the inner blade gui...

Страница 65: ...and bottom jam nuts 5 Recheck the vertical tilt of the drive side blade wheel with the blade guide alignment tool Read just the blade wheel as necessary until the front and rear of the tool are the s...

Страница 66: ...n the top adjustment screw one quarter turn Loosen the jam nut on the bottom adjustment screw and tighten the screw Tighten the top and bottom jam nuts 8 Recheck the vertical tilt of the idle side bla...

Страница 67: ...l adjustment to adjust the idle side blade wheel If the blade is too far forward on the wheel turn the cant control counterclockwise If it is too far back on the wheel turn the cant control clockwise...

Страница 68: ...nted in a stationary position on the drive side of the saw head This assembly is referred to as the inner blade guide assembly The other blade guide assembly is mounted on the idle side of the saw hea...

Страница 69: ...r 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 See Figure 8 18 Use...

Страница 70: ...guide arm housing so the arm is measures the same dis tance from the blade at both ends of the arm 5 To move the blade guide end of the arm toward the front of the sawmill loosen jam nuts on the front...

Страница 71: ...sure that the blade guide deflector rod clears the blade on both guide assemblies The rod on the outer guide assembly should be checked with the arm all the way in and all the way out Blade Guide Ver...

Страница 72: ...he blade guide assembly See Figure 8 22 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...

Страница 73: ...ve the blade guide alignment tool from the blade and adjust the blade guide arm halfway in 2 Remove the clip from the blade guide alignment tool Place the tool against the face of the outer blade guid...

Страница 74: ...usted any cutting variances are most likely caused by the blade See Blade Handbook Form 600 Blade Guide Flange Spacing Each blade guide must be adjusted so the roller flange is the correct distance fr...

Страница 75: ...e This distance should measure 1 16 1 5 mm Adjust the roller back or forward if neces sary Side Support Alignment Logs and boards are clamped against the side supports when sawing The sides supports m...

Страница 76: ...e 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 positio...

Страница 77: ...e bracket up or down until the indicator is aligned with the correct mark on the scale 0 1 32 0 8 mm Retighten the indi cator mounting nut Example if the measurement from the down set tooth of the bla...

Страница 78: ...gs 5 2 loading logs 5 1 M maintenance blade guide 6 1 blade wheel belts 6 4 carriage track wipers 6 2 drive belt 6 4 mast rails 6 3 miscellaneous 6 3 part wear life 6 1 sawdust removal 6 1 up down 6 6...

Страница 79: ...Index doc072619 2 T troubleshooting 7 1 sawing problems 7 1 turning logs 5 2 U up down operation 5 3 W water lube operation 5 8...

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