Wood-mizer LT30 Safety, Setup, Operation & Maintenance Manual Download

Page: 100 / 191

Maintenance

Up/Down System

5-29

30S97doc041910

Maintenance

Inspect the up/down motor brushes every 750 hours of operation. Remove brush dust
and replace the brushes if they worn to a length of 5/8” or shorter.

CAUTION!

Do not operate the up/down system if the motor

brushes are worn shorter than 5/8”. Damage to the
up/down motor may result.

750

Summary of Contents for LT30

Page 1: ...ion Maintenance Manual LT30 Super rev F7 00 J2 00 LT40 Super rev F8 00 J3 00 Safety is our 1 concern Read and understand all safety information and instructions before oper ating setting up or maintaining this machine October 2004 Form 761 ...

Page 2: ...e Engine or Motor 3 12 3 7 Board Return 3 13 SECTION 4 SAWMILL OPERATION 4 1 4 1 Loading Turning And Clamping Logs 4 1 4 2 Up Down Operation 4 3 4 3 Blade Guide Arm Operation 4 4 4 4 Clutch Brake Operation 4 5 4 5 Power Feed Operation 4 7 4 6 Cutting The Log 4 9 4 7 Edging 4 11 4 8 Optional Cutting Procedure for Super Series Mills 4 12 4 9 Blade Height Scale 4 13 4 10 Water Lube Operation 4 16 4 1...

Page 3: ... 6 2 Electrical Problems 6 3 6 3 Power Feed Problems 6 7 6 4 Power Feed Circuit Troubleshooting 6 9 LT30 Super Rev G6 00 LT40 Super Rev G7 00 6 9 LT30 Super Rev F7 00 G5 00 LT40 Super Rev F8 00 G6 00 6 10 6 5 Engine Motor and Drive Pulleys Alignment 6 12 6 6 Power Feed Variable Feed Rate Switch Test 6 13 6 7 Power Feed Preliminary Test 6 14 6 8 Power Feed Mechanical Test 6 15 6 9 Fuse Terminal Ext...

Page 4: ... Adjustment 7 18 7 2 Complete Alignment Procedure 7 19 Frame Setup 7 19 Blade Installation 7 20 Saw Head Slide Pad Adjustment 7 21 Blade Wheel Alignment 7 23 Track Roller Adjustment 7 29 Bed Rail Adjustment 7 33 Blade Guide Installation 7 36 Blade Guide Arm Alignment 7 38 Blade Guide Deflection 7 43 Blade Guide Vertical Tilt Alignment 7 45 Blade Guide Horizontal Tilt Adjustment 7 47 Blade Guide Fl...

Page 5: ... 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 Wood Mizer is a registered trademark of Wood Mizer Products Inc Sawmill U S Patent Nos 4 878 411 MILL COMPONENTS Engine Drive Assembly Cutting He...

Page 6: ...___________ See below for a description of the V I N LT30 E25 Basic Sawmill I D Engine Motor Configuration MODEL NUMBER DESCRIPTION Company Identification Number 456 Wood Mizer Indiana Weight Class A Under 3 000 lbs B 3 001 4 000 lbs C 4 001 5 000 lbs D 5 001 6 000 lbs Product No 2 LT20 25 27 3 LT30 40 4 LT30HD 40HD 5 LT30 40 Super 6 LT30HD 40HD Super 7 LT60 70 80 Length of the Trailer 20 20 Ft 24...

Page 7: ...Introduction Customer and Sawmill Identification Introduction 30S97doc041910 1 3 1 The model number and V I N can be found in the following locations MODEL NUMBER AND V I N LOCATIONS 2 1 3 300119 ...

Page 8: ... vehicle 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 that shipping and handling charges may apply Handling charges are based on size and quantity of order In most cases items will ship on the day they are ordered Second Day and Next Day shipping are...

Page 9: ... mail fwfp psyber com 16 Wood Mizer Canada East Box 173 1082 1 Hwy Aylesford NS B0P 1C0 Phone Fax 902 847 9369 3 Wood Mizer Portland 24435 N E Sandy Blvd Wood Village OR 97060 Phone 503 661 1939 Fax 503 667 2961 7 Maine 541 Borough Road Chesterville ME 04938 Phone 207 645 2072 Fax 207 645 3786 E mail woodmzer megalink net 17 Wood Mizer Canada Quebec 422 Rte du Canton Rte 148 Chatham QC J8G 1R1 Pho...

Page 10: ...3 Fax 704 982 1619 E mail carolina woodmizer com 20 East New Brunswick 161 Ave De L Eglise St Antoine NB E4V 1M2 Phone 506 525 1007 Fax 506 525 2913 11 Alaska HCO5 9821 Palmer AK 99645 Phone 907 746 3030 Fax 907 745 0508 E mail mvmiling mtaonline net 12 Wisconsin 2201 Highway O Mosinee WI 54455 Phone 715 693 1929 E mail dsclass dwave net 13 Montana 51 Basin Creek Road Basin MT 59631 Phone 406 225 ...

Page 11: ... dBA 98 dBA 98 dBA 92 dBA Noise Level 20 feet away 67 dBA 90 dBA 87 dBA 84 dBA Blade Speed No Load 5700 sfpm 5800 sfpm 5700 sfpm sfpm Fuel Consumption per hour 1 0 Gal 20 KwHr 1 Gal 1 5 gal Cooling System Water Air Water Water Coolant Capacity 1 65 Gal 1 75 Gal Drive Shaft O D 1 7 16 1 5 8 1 7 16 1 7 16 Drive Pulley 4 15 4TB38 3TB42 4 46 Drive Belt 3 5v750 3 5v750 3 5v750 3 5VFL770 Blade Braking 1...

Page 12: ... dBA 98 dBA 92 dBA Noise Level 20 feet away 67 dBA 90 dBA 87 dBA 84 dBA Blade Speed No Load 5700 sfpm 5800 sfpm 5700 sfpm sfpm Fuel Consumption per hour 1 0 Gal 20 KwHr 1 Gal 1 5 gal Cooling System Water Air Water Water Coolant Capacity 1 65 Gal 1 75 Gal Drive Shaft O D 1 7 16 1 5 8 1 7 16 1 7 16 Drive Pulley 4 15 4TB38 3TB42 4 46 Drive Belt 3 5v750 3 5v750 3 5v750 3 5VFL770 Blade Braking 1 Second...

Page 13: ... Throttle No Blade operator position 102 dBA 98 dBA 98 dBA 20 feet away 95 dBA 90 dBA 87 dBA Blade Speed No Load 5650 sfpm 5800 sfpm 5700 sfpm Fuel Consumption per hour 1 1 2 Gal 20 KwHr 1 Gal Cooling System Air Air Water Drive Shaft O D 1 7 16 1 5 8 1 9 16 Drive Pulley 4TB42 P1 4TB38 3TB42 Drive Belt 3BX74 3BX72 3BX72 Blade Braking 1 Second 1 Second 1 Second Oil Capacity w Filter 4 qts N A 6 7 qt...

Page 14: ...Level High Throttle No Blade operator position 102 dBA 98 dBA 98 dBA 20 feet away 95 dBA 90 dBA 87 dBA Blade Speed No Load 5650 sfpm 5800 sfpm 5700 sfpm Fuel Consumption per hour 1 1 2 Gal 20 KwHr 1 Gal Cooling System Air Air Water Drive Shaft O D 1 7 16 1 5 8 1 9 16 Drive Pulley 4TB42 P1 4TB38 3TB42 Drive Belt 3BX74 3BX72 3BX72 Blade Braking 1 Second 1 Second 1 Second Oil Capacity w Filter Batter...

Page 15: ...ttle No Blade operator position 102 dBA 98 dBA 102 dBA 20 feet away 95 dBA 90 dBA 94 dBA Blade Speed No Load 5650 sfpm 5800 sfpm 5650 sfpm Fuel Consumption per hour 1 1 2 Gal 20 KwHr 1 Gal Cooling System Air Air Water Drive Shaft O D 1 7 16 1 5 8 1 9 16 Drive Pulley 4TB42 P1 4TB38 3TB42 Drive Belt 3BX74 3BX72 3BX72 Blade Braking 1 Second 1 Second 1 Second Oil Capacity w Filter N A Battery 12V 1000...

Page 16: ... Level High Throttle No Blade operator position 102 dBA 98 dBA 102 dBA 20 feet away 95 dBA 90 dBA 94 dBA Blade Speed No Load 5650 sfpm 5800 sfpm 5650 sfpm Fuel Consumption per hour 1 1 2 Gal 20 KwHr 1 Gal Cooling System Air Air Water Drive Shaft O D 1 7 16 1 5 8 1 9 16 Drive Pulley 4TB42 P1 4TB38 3TB42 Drive Belt 3BX74 3BX72 3BX72 Blade Braking 1 Second 1 Second 1 Second Oil Capacity w Filter N A ...

Page 17: ...hrottle No Blade operator position 102 dBA 98 dBA 102 dBA 20 feet away 95 dBA 90 dBA 94 dBA Blade Speed No Load 5650 sfpm 5800 sfpm 5650 sfpm Fuel Consumption per hour 1 1 2 Gal 20 KwHr 1 Gal Cooling System Air Air Water Drive Shaft O D 1 7 16 1 5 8 1 9 16 Drive Pulley 4TB42 P1 4TB38 3TB42 Drive Belt 3BX74 3BX72 3BX72 Blade Braking 1 Second 1 Second 1 Second Oil Capacity w Filter N A Battery 12V 1...

Page 18: ...Level High Throttle No Blade operator position 102 dBA 98 dBA 102 dBA 20 feet away 95 dBA 90 dBA 94 dBA Blade Speed No Load 5650 sfpm 5800 sfpm 5650 sfpm Fuel Consumption per hour 1 1 2 Gal 20 KwHr 1 Gal Cooling System Air Air Water Drive Shaft O D 1 7 16 1 5 8 1 9 16 Drive Pulley 4TB42 P1 4TB38 3TB42 Drive Belt 3BX74 3BX72 3BX72 Blade Braking 1 Second 1 Second 1 Second Oil Capacity w Filter N A B...

Page 19: ...l result in death or serious injury WARNING suggests a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION refers to potentially hazardous situations which if not avoided may result in minor or moderate injury or damage to equipment IMPORTANT indicates vital information NOTE gives helpful information Warning stripes are placed on areas where a singl...

Page 20: ... at all times regardless of ownership Also read any additional manufacturer s manuals and observe any applicable safety instructions including dangers warnings and cautions Only persons who have read and understood the entire operator s manual should operate the sawmill The sawmill is not intended for use by or around children IMPORTANT It is always the owner s responsibility to comply with all ap...

Page 21: ...des Changing blades is safest when done by one per son Keep all other persons away from area when coiling carrying or changing a blade Failure to do so may result in serious injury WARNING Always wear eye ear respiration and foot protection when operating or servicing the sawmill KEEP SAWMILL AND AREA AROUND SAWMILL CLEAN DANGER Maintain a clean and clear path for all necessary move ment around th...

Page 22: ...ONLY water with the water lube accessory Never use flammable fuels or liquids If these types of liquids are neces sary to clean the blade remove it and clean with a rag Failure to do so may result in serious injury or death WARNING Drum switch grease contains Petroleum Hydrocarbon Lubricant Eye and skin irritant If introduced into eyes flush with water for at least 15 minutes If film or irritation...

Page 23: ...utralizer Electrolyte splashed into the eyes is extremely dangerous If this should happen force the eye open and flood it with cool clean water for approximately fifteen minutes A doctor should be called immediately when the accident occurs and on the spot medical attention given if possible If a doctor cannot come to the scene of the accident immediately follow his instructions concerning actions...

Page 24: ...us injury WARNING Always make sure the trailer is supporting the sawmill frame when operating a sawmill with adjustable outriggers Failure to do so may result in serious injury or death The adjustable out riggers are intended to support the saw frame with assistance from the trailer WARNING The adjustable outriggers supplied with portable saw mills are not intended for setup on concrete or other h...

Page 25: ...pin and cable to fasten blade hous ing covers 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 DANGER Always be sure the blade is disengaged and...

Page 26: ... to do so will result in serious injury DANGER Always be aware of and take proper protective mea sures against rotating shafts pulleys fans etc Always stay a safe distance from rotating members and make sure that loose clothing or long hair does not engage rotating members resulting in possi ble injury WARNING Do not spin the blade wheels by hand Spinning the blade wheels by hand may result in ser...

Page 27: ...a 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 WARNING Do not operate engine without proper and operational spark arrester muffler Sparks emitted from the engine exhaust could ignite surrounding materials causing serious ...

Page 28: ... covers closed and securely fastened during mill operation Wear appropriate Personal Protection Equipment WARNING Consider all electrical circuits energized and danger ous WARNING Never assume or take the word of another person that the power is off check it out and lock it out WARNING Do not wear rings watches or other jewelry while working around an open electrical circuit WARNING Before perform...

Page 29: ...Amputation Burn Shock Electrocution To control maintenance dangers Lockout procedures must be followed see ANSI Standard Z244 1 1982 and OSHA regulation 1910 147 Never rely on machine stop control for maintenance safety emer gency stops on off buttons interlocks Do not reach into moving blades or feed systems Allow all coast ing parts to come to a complete stop Electrical power supply and air supp...

Page 30: ...both electrically and pneumatically lockout air valve Sequence of Lockout Procedure 1 Notify all persons that a lockout is required and the reason therefore 2 If the Sawmill is operating shut it down by the normal stopping procedure 3 Operate the switch and valve so that the energy sources are disconnected or isolated from the Sawmill Stored energy such as moving blades feed system and air pressur...

Page 31: ...e his own personal lock on the energy isolating devices Rules for Using Lockout Procedure The Sawmill shall be locked out to protect against accidental or inadvertent operation when such operation could cause injury to personnel Do not attempt to operate any switch or valve bearing a lock Owner s Responsibility The procedures listed in this manual may not include all ANSI OSHA or locally required ...

Page 32: ...HEN WORKING WITH HEAVY LOGS WARNING Always make sure log is clamped securely before saw ing Failure to do so may result in serious injury or death AUTOMATIC BOARD RETURN SAFETY DANGER Keep all persons out of the path of returning boards Failure to do so will result in serious injury WARNING The automatic board return is intended to assist a sec ond operator in removing boards quickly Do not use th...

Page 33: ...de Failure to do so will result in serious injury or death WARNING Be sure the power feed switch is in the neutral position before turning the key switch to the on 1 or accessory 3 posi tion This prevents accidental carriage movement which may cause serious injury or death GENERAL TRAILER SAFETY DANGER Make sure your hitch has adequate safety chain hook ups Do not use eyebolts for safety chain hoo...

Page 34: ...and or serious injury or death 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 DANGER Be sure electric brake battery is charged and is working properly before towing the sawmill Fai...

Page 35: ...mill frame by jacking one foot higher than the others WARNING Securely fasten the feet of a stationary sawmill to the floor before operating the sawmill Failure to do so may result in serious injury or death 3 Unhook the carriage safety chain located at the bottom of the vertical mast near the bat tery box 4 Start the engine to enable the battery operated accessories See Section 3 6 Use the up dow...

Page 36: ...Sawmill Setup Stationary Sawmill Setup 3 3 2 30S97doc041910 Sawmill Setup See Figure 3 1 FIG 3 1 SM0130 Bed Rail Stop Block Pivot End Rail Side Support ...

Page 37: ...sult in serious injury or death WARNING Always make sure the trailer is supporting the sawmill frame when operating a sawmill with adjustable outriggers Failure to do so may result in serious injury or death The adjustable outriggers are intended to support the saw frame with assistance from the trailer WARNING The adjustable outriggers supplied with porta ble sawmills are not intended for setup o...

Page 38: ...pin is free from the outrigger channel notch then pull the locking pin out to release the outrigger Lower the outrigger as necessary Push the locking pin back in and turn clockwise until the inner roll pin is behind the outrigger channel notch to lock the outrigger in place WARNING Put front outrigger down before moving cutting head from the rest position Failure to do so may result in serious inj...

Page 39: ...Sawmill Setup Portable Sawmill Setup Sawmill Setup 30S97doc041910 3 5 3 See Figure 3 2 FIG 3 2 OUTRIGGER ADJUSTMENT Jack Handle Outrigger Leg Channel Notch Locking Pin SM0045B ...

Page 40: ... on the FAO Damage to the FAO may result 1 Unhook the carriage safety chain located at the bottom of the vertical mast near the bat tery box 2 Start the engine to enable the battery operated accessories See Section 3 6 Use the up down switch on the control panel to raise the cutting head from the carriage rest pin Swing the rest pin down below bed level CAUTION DC Models Only Always make sure the ...

Page 41: ...rs evenly to avoid twisting the mill frame by jacking one outrigger higher than the others For FAO s fine tune the outrigger base height as necessary Move the cutting head to the opposite end of the mill from the outrigger Raise the entire outrigger to remove the sawmill weight from it and adjust the outrigger base as necessary Lower the entire out rigger and use the locking pin to secure in posit...

Page 42: ...e tension until the wheel is pulled in and the blade is lying loose in the blade housing Lift the blade out of the blade housing 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 Install the blade so it is lying around the wheels CAUTION High perfo...

Page 43: ...le cutting Ambient temperature changes will cause tension to change Adjust the ten sion handle as necessary to maintain the recommended tension level CAUTION Changes in temperature could cause increased pressure in the blade tensioner and loss of fluid from the gauge Release the blade tension when the mill is not in use to avoid damage to the tensioner FIG 3 5 Blade Type Acceptable Range Ideal Ten...

Page 44: ... See Figure 3 6 Position 1 1 4 wide blades so the gullet is 1 8 3 0 mm out from the edge of the blade wheel 1 16 1 5 mm Position 1 1 2 blades so the gullet is 3 16 4 5 mm out from the edge of the blade wheel 1 16 1 5 mm 5 To adjust where the blade travels on the blade wheels use the cant control shown in Fig ure 3 5 If the blade is too far out back the blade onto the wheel by turning the cant cont...

Page 45: ...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 Use the safety retainer pin and cable to fasten blade housing cov ers IMPORTANT After aligning the blade on the wheels always double check the blade guide spacing and location See Section 7 for more i...

Page 46: ...vers are in place and secure Use the safety retainer pin and cable to fasten blade housing cov ers DANGER Always be sure the blade is disengaged and all persons are out of the path of the blade before starting the engine or motor Failure to do so will result in serious injury WARNING Always wear eye ear respiration and foot pro tection when operating the sawmill Failure to do so may result in seri...

Page 47: ...stand on This table is designed and intended to assist in the removal of boards only Standing on the table may result in serious injury Super sawmill models are equipped with a board return system This system consists of an arm on the saw head controlled by a toggle switch on the control panel A board return table is also provided to catch the board as it is removed from the log To install the boa...

Page 48: ...sure the edge of the table seats in the slot on the bed frame and the table tab seats in the leg bracket Lower the outrigger and adjust it until it is firmly planted on the ground Store the pins by placing one pin in the hole under the table Loop the second pin through the retainer of the first pin and lock FIG 3 7 Place table edge in provided tabs and lower into operating position 3H0436 ...

Page 49: ...t always return in the same path or location If a board returns in a manner that does not allow the sawyer or off bearer to maintain control it may be necessary to stop the reverse motion of the saw head When the board return is to be used a second person is required to remove the board as it is returned DO NOT attempt to use the board return feature when sawing alone To bypass the board return fe...

Page 50: ... The loading ramps cannot be fastened securely to the bed rail located directly above the tire Do not use this rail 4 Position the log at the foot of the ramps 5 Remove the winch cable from the log turner if applicable and route the cable over the top of the log Wrap the cable around and underneath the log Hook the cable to the third hole in the log clamp bracket See Winch Operation Manual DANGER ...

Page 51: ...clamp so that it moves the log firmly against the side supports Lock the clamp in position with the locking chain See Figure 4 1 3 Make sure the side supports are positioned low enough for the blade to pass over them If they are not back the clamp off slightly and push the side supports down until they are positioned below the level of your first few cuts 4 Use the optional toe boards to level the...

Page 52: ...ntrol panel Push the switch up to raise the cutting head push the switch down to lower the cutting head Hold the switch in position until the cutting head reaches the desired height then release The up down switch is designed to return to the neutral or off position when released If the switch remains engaged manually move the switch to the neutral or off position Repair the up down drum switch Se...

Page 53: ... 2 Use the blade guide toggle switch on the control panel to adjust the outer blade guide as necessary Push the switch to the left to move the arm in Push the switch to the right to move the arm out See Figure 4 3 3 Use the blade guide toggle switch to readjust the outer blade guide as you are cutting in order to keep the guide within 1 2 5 cm of the log Be sure to adjust the arm back out before r...

Page 54: ... your first few cuts 3 Start the engine or motor as instructed in the option manual DANGER Keep all persons out of the path of moving equipment and logs when operating sawmill or loading and turning logs Failure to do so will result in serious injury Be sure the blade housing and pulley covers are in place and secure before starting the engine or motor Use the safety retainer pin and cable to fast...

Page 55: ...engine to idle LT30 Super Rev F7 00 F8 03 and LT40 Super Rev F8 00 F9 03 only See Figure 4 5 The clutch handle was equipped with a detent pin originally provided to lock the handle in neutral when adjusting the drive belts and or brake strap To prevent possible injury caused by unintended use of the detent pin such as using the pin to enable the blade to be spun by hand during blade tracking the p...

Page 56: ...d Carriage Forward and Reverse The carriage forward reverse switch controls the direction in which the carriage travels Turn the forward reverse switch upward to move the carriage forward Turn the switch down to move the carriage backward The middle position as shown is the neutral position The power feed switch is designed to return to the neutral or off position when released from operating in t...

Page 57: ...ional autoclutch toggle switch down to stop the blade and drop the engine to idle Remove the board from the top of the log Always disengage the blade before returning the car riage for the next cut CAUTION Be sure to stop the blade when returning the carriage This will not only pre vent the blade from being pulled off and ruined by a wood sliver but also will increase the life of the blade See Sec...

Page 58: ...nd guards are in place Start the engine Engage the clutch brake lever or autoclutch blade switch to start the blade spinning 4 Start the water lube if necessary to prevent sap buildup on the blade See Section 4 10 5 If you want to use the board return function push the toggle switch on the control panel down See Section 3 7 6 Feed the blade into the log slowly See Section 4 5 Once the blade comple...

Page 59: ... 90 degrees and you are using toe boards to compensate for taper in the log raise the front or rear toe board again on the second side of the log until the heart is parallel with the bed 11 Repeat the steps used to cut the first side of the log until the log is square Cut boards from the remaining cant by adjusting the blade height for the thickness of boards that you want Example Remember that th...

Page 60: ...e side supports halfway up the flitch height Wider flitches should be placed to the clamp side When they are edged flip them over to edge the sec ond side without disturbing the other flitches or without having to pull them from the mid dle of the stack 4 Adjust the blade height to edge a few of the widest boards 5 Loosen the clamp and turn the edged boards over to edge the other side 6 Repeat ste...

Page 61: ... carriage Normal operation procedures recommend disengaging the blade before returning the carriage for maximum blade life and fuel economy DANGER If leaving the blade engaged for maximum pro duction rates make sure the off bearer stays out of the path of the blade Failure to do so will result in serious injury or death CAUTION If you choose to leave the blade engaged raise the blade to clear the ...

Page 62: ...o the carriage head frame It includes a blade height indicator an inch scale a quarter scale FIG 4 7 STEEL INDICATOR FIG 4 7 CLEAR PLASTIC INDICATOR 15 16 17 18 14 4 4 4 4 4 5 5 5 5 6 6 6 6 8 8 8 Blade Height Indicator Inch Scale Quarter Scale 3H0893 15 16 17 18 14 4 4 4 4 4 5 5 5 5 6 6 6 6 8 8 8 Quarter Scale Blade Height Indicator Inch Scale 3H0007 ...

Page 63: ...height of your blade at each cut you can determine the thickness of lumber you are sawing Example You want to cut 1 25 mm random width boards from a log Position the blade for the first cut Move the carriage to an even measurement on the inch scale Make a trim cut Return the carriage for the second cut and lower it 1 1 8 29 mm below the orig inal measurement The extra 1 8 3 mm allows for saw kerf ...

Page 64: ... up the horizontal line on the indicator with the nearest mark on the scale you want to use Make a trim cut When you return the carriage for a second cut lower the carriage to the next mark on the scale This mark shows where the blade should be positioned to cut a certain thickness of lumber without having to measure on the inch scale Example You want to cut 1 25 mm 4 4 random width boards from a ...

Page 65: ...just enough water to keep the blade clean This saves water and lowers the risk of stain ing the boards with water Usual flow will be 1 2 gallons 3 8 7 6 liters per hour Before removing the blade engage the blade Let the blade spin with water running on it for about 15 seconds This will clean the blade of sap buildup Wipe the blade dry with a rag before storing or sharpening For further lubrication...

Page 66: ...sary to clean the blade remove it and clean with a rag Failure to do so can damage the equipment and may result in serious injury or death If you are sawing in freezing temperatures remove the water lube bottle from the sawmill when done sawing and store it in a warm place Blow any remaining water from the water lube hose If your sawmill is equipped with the optional LubeMizer System see the separ...

Page 67: ...e sawmill Raise the rear outriggers See Figure 4 9 For Fine Adjust Outriggers FAOs make sure the outrigger base is adjusted so that the grease fitting is just below the lowest outrigger hole before securing the FAO in position with the lock pin This provides maximum ground clearance while pre venting the lock pin from hitting the grease fitting CAUTION Be sure the outrigger base is adjusted proper...

Page 68: ...ve the carriage forward to the travel position over the rear bed rail 4 Position the hole in the saw head over the travel rest pin 5 Lower the saw head until it is seated firmly on the rest pin See Figure 4 10 6 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 t...

Page 69: ...ter it is lowered 3 4 19mm past where it contacts the rest pin See Figure 4 11 8 Engage the clutch brake lever or autoclutch blade switch This keeps the drive belt tight and the motor from bouncing while traveling Be sure to disengage the clutch brake han dle after reaching the destination to avoid deformation of the drive belt FIG 4 11 Loosen jam nut and turn bolt to raise or lower stop bolt ...

Page 70: ...s 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 Use the safety retainer pin and cable to fasten blade housing covers 11 Remove all loose objects from the bed of the mill Store the outrigger jack handle in the bracket provided on the rear loading side outrigger guide R...

Page 71: ...ase height so that the grease fitting is just below the lowest outrigger hole before securing the FAO in position with the lock pin CAUTION Be sure the outrigger base is adjusted properly before securing the FAO in position with the lock pin Fail ure to do so will cause damage to the outrigger grease fit ting CAUTION Do not adjust the FAO outrigger base height while there is weight on the FAO Dama...

Page 72: ...aintenance procedures 5 1 Wear Life See Table 5 1 This chart lists estimated life expectancy of common replacement parts if proper maintenance and operation procedures are followed Due to the many variables which exist during sawmill operation actual part life may vary significantly This informa tion is provided so that you may plan ahead in ordering replacement parts Part Description Estimated Li...

Page 73: ...de guide bearings Over greasing will push the seals out of the bearings caus ing premature failure 2 Check the rollers for performance and wear every blade change Make sure the rollers are clean and spinning freely If not replace them Replace any rollers which have worn smooth or have become cone shaped EZ Glide Guide Blocks 3 Inspect the blocks at every blade change for damage or wear If the bloc...

Page 74: ...ing performance will be affected even if the body of the block is adjusted properly to the blade At this point the block should be replaced If you have access to the appropriate equipment you can grind or mill the blocks to a new flat surface and reuse them It is recommended you develop a routine schedule for replacing the blade guide blocks based on your sawing conditions and experience ...

Page 75: ...djustment bolt to tilt the insert mounting plate so the insert is parallel to the blade 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 Ceramic Guide Disks 1 High performance roller block guides on...

Page 76: ...ly spaced from the blade every 100 hours of operation As the rollers wear the blade will move up requiring adjustment of the disks Use the provided shim or a feeler gauge to check the disks are adjusted 008 010 from the blade See Figure 5 3 To adjust the disks up loosen the nuts on the outer adjustment bolts and back the bolts out slightly Tighten the middle bolt to raise the disk mounting plate u...

Page 77: ... 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 FIG 5 3 Tighten middle bolt to raise ceramic disk Loosen outer bolt nuts and back bolts out slightly Ceramic disk 008 010 from blade Loosen screws and adjust d...

Page 78: ... 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 See Figure 5 4 FIG 5 4 SM0054 1 16 1 6 mm ...

Page 79: ...d to help prevent a broken blade or some other object from becoming a projec tile and exiting the sawdust chute Failure to have these fin gers in place may result in serious injury Remove sawdust buildup as necessary from the battery box lid and top rail cover CAUTION Failure to remove sawdust buildup from the bat tery box lid and or track rail cover could result in damage to these parts when the ...

Page 80: ...deterioration of the track rail s surface Lubricate the rails by wiping them with Dexron III ATF transmission fluid Lubrication will help protect the rails from corrosive elements such as acid rain and or moisture from nearby bodies of saltwater if applicable This lubrication is essential to maintain the integrity of the track rails and track rollers and to achieve long service life 2 Remove sawdu...

Page 81: ...ly 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 thumb screw FIG 5 5 AR Adjust track scrapers 2 Clean sawdust from upper cam housings Remove track wiper clean and lubricate Carriage track Loosen thumb screw to open housing lid SM0135 1 ...

Page 82: ...to the OFF 0 position and remove the key If the key is turned on and moving parts activated serious injury may result 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 Lubricate the mast with motor oil or automatic transmission fluid ATF CAUTION Never use grease on the mast rails as it will co...

Page 83: ...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 WARNING Drum switch grease contains Petroleum Hydrocarbon Lubricant Eye and skin irritant If introduced into eyes flush with water for at least 15 minutes If film or irritation pe...

Page 84: ...s and slide the motor to take slack out of the chain See Figure 5 6 Proper routing of the blade guide arm drive chain is shown below 4 Lubricate the log turner if equipped with a NLGI No 2 grade lithium grease every fifty hours of operation Lubricate the turner pivot pins with WD 40 or a dry lube 5 Grease the clutch handle pivot and side support pivots with a NLGI No 2 grade lithium grease every f...

Page 85: ...neous Maintenance 30S97doc041910 5 14 5 8 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 ...

Page 86: ...0 position and remove the key If the key is turned on and moving parts activated serious injury may result 1 Lubricate the chrome rods of the tensioner system with a heavy duty teflon spray lubri cant such as Gunk L508 every fifty hours of operation 2 Lubricate the tensioner screw handle with a NLGI No 2 grade lithium grease as needed See Figure 5 7 FIG 5 7 50 SM0058B Chrome rods Tensioner screw h...

Page 87: ...l a puddle of fluid forms and is maintained over the fill hole As you maintain the puddle manually extend the rear piston Be careful not to draw air into the tensioner Use pliers to pull the rear piston if necessary but only grip the outer 1 4 of the rear piston Gripping or marring the surface beyond this point could result in seal damage and prevent the system from holding tension Continue pullin...

Page 88: ...rs 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 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 manufactured by Goodyear or Browning 50 ...

Page 89: ...e clutch handle position when the clutch is disengaged Adjust the brake strap if the drive belt jumps from the drive pulley when the clutch handle is disengaged 1 To access the brake strap remove the belt cover located underneath the engine 2 Engage the clutch brake lever See Figure 5 9 3 Loosen the two nuts on the upper brake strap bracket Slide the bracket and brake strap down 1 8 and retighten ...

Page 90: ...Strap Adjustment 5 5 19 30S97doc041910 Maintenance NOTE Be careful to not overtighten Overtightening will cause the drive belt to grab the pulley and can prevent the engine from starting properly 5 Replace the belt cover ...

Page 91: ... instructions WARNING Do not for any reason adjust the engine drive belts or belt support bracket with the engine running Doing so may result in serious injury See Table 5 3 See the table below for drive belt tension specifications for your model sawmill 1 Remove the two belt covers located underneath the engine 2 Loosen the drive belt turnbuckle jam nuts Turn the turnbuckle counterclockwise as vi...

Page 92: ...gaged See Section 5 10 5 Gas Diesel Engines Only After tensioning the drive belt check throttle cable tension and adjust if necessary The throttle cable should be tensioned just enough so that the engine revs as soon as the clutch brake handle is engaged The throttle linkage should NOT affect engine RPM while the clutch brake handle is disengaged NOTE A properly adjusted throttle will extend the c...

Page 93: ...to hold the drive belt away from the engine pulley when the clutch handle is disengaged up position See Figure 5 11 To adjust the drive belt support 1 Make sure the motor is not running Loosen the adjustment nuts or bolts 2 Position the bracket so that the prong is close to but does not touch the drive belt with the clutch handle engaged 3 Retighten the adjustment bolts 25 27 pound feet 34 37 newt...

Page 94: ... be locked in a position between where the drive belt and the blade brake are not engaged If the pin does not align with the hole when the drive belt and the brake are not engaged adjust the detent turnbuckle on the clutch handle NOTE The detent pin was removed on LT30 Super Rev F8 04 and LT40 Super Rev F9 04 The detent pin should be removed from previous revision mills to prevent possible injury ...

Page 95: ...e cylinder bearing housing every 500 hours of operation For LT30 Super rev G9 00 and LT40 Super rev H1 00 and later disconnect the oil level view hose from the fitting at the top of the bearing housing With the fitting at the bottom of the bearing housing still connected allow oil to drain from the oil level view hose Once drained pour fresh Automatic Transmission Fluid ATF such as Dexron III ATF ...

Page 96: ...and LT40 Super rev H1 00 remove the top and bottom oil plugs Pour an Automatic Transmission Fluid ATF such as Dexron III ATF into the top hole until it begins to flow from the bottom hole Reinstall the square oil plug to the bottom hole and the vented oil plug to the top hole See Figure 5 14 FIG 5 14 ...

Page 97: ...Adjust the up down chain tension as needed Measure chain tension with the head all the way to the top of the vertical mast Secure the carriage with a chain at the top Find the chain adjusting bolt at the bottom of the mast Use the adjustment nut s to adjust the bolt until the center of the chain can be deflected 3 4 1 9cm forward and 3 4 1 9cm back ward with a 5 lb 2 3 Kg deflection force WARNING ...

Page 98: ...Maintenance Up Down System 5 5 27 30S97doc041910 Maintenance FIG 5 15 JAM NUT DESIGN Up Down Chain Adjustment Nuts 3H0020B ...

Page 99: ...ecure the saw head with a 5 16 chain with at least 1900 lbs working load capacity before remov ing the up down motor belt The cutting head may fall causing severe injury or death Periodically check the belt for wear Replace any damaged or worn belts as needed 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 ounces o...

Page 100: ... the up down motor brushes every 750 hours of operation Remove brush dust and replace the brushes if they worn to a length of 5 8 or shorter CAUTION Do not operate the up down system if the motor brushes are worn shorter than 5 8 Damage to the up down motor may result 750 ...

Page 101: ...itch to the OFF 0 position and remove the key If the key is turned on and moving parts activated serious injury may result 1 Adjust the power feed belt as needed When the power feed belt gets loose it will begin slipping This causes the carriage to not move forward when cutting To retighten the belt See Figure 5 17 Remove the four cover bolts and belt cover and measure the belt ten sion The belt s...

Page 102: ...tighten the motor bolts and replace the feed motor cover Periodically check the belt for wear Replace any damaged or worn belts as needed FIG 5 17 Remove four cover bolts and belt cover Loosen four motor mount bolts Turn bolt clockwise to tighten belt 3H0292 AR ...

Page 103: ...rd the front of the mill Use the two lock nuts at the rear of the mill to tighten or loosen the power feed chain Adjust the chain until it measures 7 to 8 inches 17 8 to 20 3 cm from the top of the top rail at its lowest point CAUTION Do not overtighten the feed chain Damage to the power feed motor may result See Figure 5 18 FIG 5 18 Feed Chain Adjustment Nuts 3H0018B ...

Page 104: ...shes every 750 hours of operation Remove brush dust and replace the brushes if they worn to a length of 5 8 or shorter CAUTION Do not operate the power feed system if the feed motor brushes are worn shorter than 5 8 Damage to the feed motor may result FIG 5 19 Feed Chain Sprockets Route chain under bottom sprocket between both sprockets then over top sprocket 3H0692 750 ...

Page 105: ...th clean water A solution of baking soda or household ammonia and water may be used as a neutral izer Electrolyte splashed into the eyes is extremely dangerous If this should happen force the eye open and flood it with cool clean water for approximately fifteen minutes A doc tor should be called immediately when the accident occurs and on the spot medical attention given if possible If a doctor ca...

Page 106: ...Remove the two wing nuts and flat washers holding the battery box lid to the battery box 4 Remove the battery box lid 5 Clean the battery terminals if necessary 6 Connect the positive charger jumper cable directly to the positive battery terminal 7 Connect the negative charger jumper cable to a grounded metal surface 8 Follow the instructions supplied with your specific battery charger IMPORTANT B...

Page 107: ...ry 25 Hours PROCEDURE MANUAL REFERENCE TOTAL HOURS OF OPERATION FILL IN THE DATE AND THE MACHINE HOURS AS YOU PERFORM EACH PROCEDURE A SHADED BOX INDICATES MAINTENANCE IS NOT NEEDED AT THIS TIME 50 HRS 100 HRS 150 HRS 200 HRS 250 HRS 300 HRS 350 HRS 400 HRS 450 HRS 500 HRS Clean lube mast rails See Section 5 5 Lubricate drum switches See Section 5 6 Grease pivot points and bearings Oil chains See ...

Page 108: ...Oil chains See Section 5 7 Lubricate blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check condition and adjustment of ceramic blade guide disks Ceramic Only See Section 5 2 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 14 See Section 5 15 Check blade throat screw See Section 5 2 Repl...

Page 109: ...ings Oil chains See Section 5 7 Lubricate blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check condition and adjustment of ceramic blade guide disks Ceramic Only See Section 5 2 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 14 See Section 5 15 Check blade throat screw See Section 5 2...

Page 110: ...ings Oil chains See Section 5 7 Lubricate blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check condition and adjustment of ceramic blade guide disks Ceramic Only See Section 5 2 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 14 See Section 5 15 Check blade throat screw See Section 5 2...

Page 111: ...ings Oil chains See Section 5 7 Lubricate blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check condition and adjustment of ceramic blade guide disks Ceramic Only See Section 5 2 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 14 See Section 5 15 Check blade throat screw See Section 5 2...

Page 112: ...ings Oil chains See Section 5 7 Lubricate blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check condition and adjustment of ceramic blade guide disks Ceramic Only See Section 5 2 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 14 See Section 5 15 Check blade throat screw See Section 5 2...

Page 113: ... Manual Blades Break Prematurely Poor sharpening techniques See Sharpener Manual Rubber belts on blade wheels worn to a point that blade con tacts metal pulley look for shiny spots on edge of wheels Change blade wheel belts B 57 Tension too tight Tension blade to recommended specifica tions Blade Does Not Track Right on Drive Wheel Cant adjustment is incorrect Readjust Flat worn belts Replace B 57...

Page 114: ...Vertical wear pads are too tight Adjust pads Up down belt loose Replace belt 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 between cant and bed rails Remove particles Tooth set problems Resharpen and reset blade Sawdust Builds Up On Track Excessive oiling Do not oil track Track w...

Page 115: ...ust belt to be as loose as possible without slipping Vertical wear pads too tight Adjust pads Worn up down motor or motor brushes Replace up down motor or motor brushes Up down Or Power Feed Motors Do Not Work Worn dirty contacts in drum switch Replace switch or remove con trol panel cover and clean con tacts Bad key switch Replace key switch Circuit breaker Reset breaker in control box See Sectio...

Page 116: ...contacts in drum switch Manually move the power feed or up down switch back to neutral or off position Replace drum switch or remove control panel cover and clean and lubricate con tacts 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 position Replace drum switch spring ...

Page 117: ... tighten connec tions Nothing Works Electrically Dead battery Check for short circuit or turn OFF key Blown fuse Replace Corrosion on battery post Remove connection and clean posts Battery Will Not Stay Charged Key switch left ON Turn switch OFF when not in use Short in system Visually check for bare wires and or have checked Charging system not function ing Have charging system checked by authori...

Page 118: ...d Check all connections at accessory solenoid If connec tions are good replace sole noid For mills LT30 Super rev G1 01 LT40 Super rev G2 01 and later use kit 016372 only For mills prior to these revi sions use retrofit kit 024267 which includes solenoid new solenoid wire assembly w resistor and installation instructions The new solenoid wire assemblyw resistor is designed to bring solenoid coil c...

Page 119: ...er Feed Is Jerky At Low Speeds Or Does Not Move Until Speed Is Above Halfway Mark Drum switch is dirty Clean drum switch and lubricate with contact grease supplied by Wood Mizer Drum switch contacts are bad Check that contacts are in good condition and positively close cir cuit Components are loose or wires are broken Replace or repair PC board Power Feed Is Jerky When Shaft Of Feed Rate Dial Is M...

Page 120: ...estarting Chain is dragging Make sure chain is centered on idler Clean and lubricate chain Adjust chain tension Allow motor to cool before restarting Chain is improperly tensioned Adjust chain tension Allow motor to cool before restarting Operator Seat option load is excessive Check seat bearings for freedom of movement Loosen clamping screw 1 4 turn Allow motor to cool before restarting Power fee...

Page 121: ... the light is always on or always off the feed rate switch is probably miswired An erratic light indicates a worn or defective feed rate switch OV This light indicates an overvoltage condition This can be caused by a defective alternator not regulating voltage properly or a bad connection The OV light will come on and deactivate the power feed control output until the problem is corrected OL This ...

Page 122: ... power is present at the power feed control circuit board LT30 Super Rev F7 00 G5 00 LT40 Super Rev F8 00 G6 00 LED lights are provided on the circuit board to help determine if the circuit board or feed rate switch are the cause of any feed problems you may encounter See Figure 6 2 The lights can be viewed by removing the front control box panel If you have trouble determining the problem indicat...

Page 123: ... light indicates the circuit board has detected a failure of the output circuit protec tion or that the power feed motor has been replaced with a motor not provided by Wood Mizer The light will flash about once every second and will deactivate the output circuit If the power feed motor is a Wood Mizer replacement replace the circuit board CL This light indicates an extreme overload condition of th...

Page 124: ...on the engine motor to the alternator pulley Loosen the bushing on the engine motor pulley and adjust if necessary until it is aligned with the alternator pulley 3 With the clutch handle disengaged use a straight edge to check the alignment of the engine motor pulley to the main drive pulley Loosen the bushing on the drive pulley and adjust if necessary until it is aligned with the engine motor pu...

Page 125: ...here is a jerky response Turn the dial and move the shaft back and forth again Repeat several times If the jerkiness occurs at the same location on the dial several times you need to replace the variable speed switch 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 d...

Page 126: ...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 If the power feed motor runs properly at all speeds the problem is a mechanical one instead of an electrical one ...

Page 127: ...wdust buildup 4 Make sure the power feed chain is not stiff from rust Also make sure the chain is not too tight 5 Check the power feed shaft Visually inspect the bearings The shaft should move neither in or out nor side to side 6 Make sure the power feed chain cam bearing is not touching the main frame tube 7 Make sure there is no sap or rust on the rails 8 Make sure the stop on the lower track ro...

Page 128: ... only Do not attempt to start the engine or operate any other electrical function until direct battery charging can be performed Do not attempt to move the saw head by attaching jumper cables from a sec ondary power source to the up down motor terminals Dam age to the electrical system will result See Figure 6 3 1 Remove the fuse box cover and remove the stud from its storage position inside the f...

Page 129: ...w head 6 After the saw head is raised remove the negative cable from ground 7 Remove the positive cable from the extension stud 8 Remove the extension stud from the fuse terminal and return it to its storage location 9 Remove the battery box lid and connect the positive cable directly to the positive battery terminal 10 Connect the negative cable to a grounded metal surface 11 After the battery is...

Page 130: ... the front of the control box The blade guide accessory ignition start and board return break ers are located inside the control box Remove the circuit breaker panel from the control box to access the internal breakers NOTE If the breaker is still hot you may not be able to reset it immediately Allow the breaker to cool for a few min utes before attempting to reset FIG 6 4 External Power Feed Circ...

Page 131: ...circuits See Figure 6 5 The power feed breaker is externally mounted at the front of the control box The up down breaker is located inside the control box Remove the circuit breaker panel from the control box to access the up down breaker NOTE If the breaker is still hot you may not be able to reset it immediately Allow the breaker to cool for a few min utes before attempting to reset FIG 6 5 Exte...

Page 132: ...e surface of the belts Replace worn belts if they do not keep the blade from contacting the blade wheel 2 Install a clean blade and apply the appropriate tension See Section 3 4 3 High performance roller block guides only Inspect the blade guide blocks for damage or wear and replace as necessary Check the blade guide blocks and drive side deflector plate are properly adjusted See Section 5 2 4 Adj...

Page 133: ... 1 Move the saw carriage so the blade is positioned over a bed rail Adjust the blade guide arm to 1 2 15 mm from full open 2 Raise the saw head so the bottom of the blade measures 14 3 4 375 mm from the top surface of the bed rail near the inner blade guide assembly See Figure 7 1 3 Measure from the blade to the bed rail near the outer blade guide assembly This mea surement should be 1 16 1 5 mm h...

Page 134: ...de 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 higher than the inside FIG 7 2 3H0125 2 Adjust nuts in to raise saw head Adjust nuts out to lower saw head DETAIL OF LOWER TRACK ROLLER ASSEMBLY ...

Page 135: ...the arm rollers See Figure 7 3 Remove the blade housing cover to access the blade guide arm roller mounting bolts The blade guide arm rollers are mounted on cam shaped bolts Turning the bolts will cause each roller to move up or down If the inner lower roller is loose adjust the inner top roller down If the outer lower roller is loose adjust the outer lower roller up Retighten the jam nuts and rec...

Page 136: ...e the distance between the blade guide roller flange and the back of the blade See Figure 7 4 4 Adjust the blade guide arm to 1 2 15 mm from fully open and remeasure the distance from the roller flange to the back of the blade The two measurements should be the same If not adjust the outer rollers in or out to tilt the arm horizontally FIG 7 4 Measure distance between roller flange and blade with ...

Page 137: ... the outer rollers and tighten the front nuts Recheck the blade guide arm horizontal tilt 5 Now check the vertical tilt of the blade guide arm Move the saw carriage so the blade guide arm is positioned over a bed rail 6 With the arm 1 2 15 mm from fully closed raise or lower the saw head until the bottom of the blade guide block is 15 375 mm from the top of the bed rail FIG 7 5 Adjust inner roller...

Page 138: ...ounting block to the bed rail This measurement should be 15 376 5 mm or slightly higher because the saw head is tilted up 1 16 1 5 mm on the outside See Saw Head Tilt If the blade guide is closer to the bed rail or more than 1 16 higher with the arm open adjust the outer rollers up or down to tilt the blade guide arm vertically FIG 7 6 A B Measure from blade guide arm to bed rail with arm open and...

Page 139: ...de housing and turn the mounting bolts To tilt the blade guide arm down adjust the outer top and bottom rollers up To tilt the blade guide arm up adjust the outer top and bottom roll ers down Retighten the jam nuts and recheck the blade guide arm vertical tilt FIG 7 7 3H0802 8 Adjust outer rollers up to tilt arm down Adjust outer rollers down to tilt arm up Turn bolts to move rollers up or down Bl...

Page 140: ... lying flat against the bottom of the blade See Figure 7 8 3 Move the carriage so that the front end of the tool is positioned above the bed rail Mea sure the distance from the bed rail to the bottom edge of the tool NOTE If the sawmill is equipped with stainless steel bed rail covers be sure to measure from the blade guide align ment tool to the top surface of the cover rather than the bed rail t...

Page 141: ...lade 7 Move the blade guide alignment tool close to the inner blade guide roller assembly and repeat the above steps Adjust the vertical tilt of the inner blade guide if necessary FIG 7 9 STANDARD BLADE GUIDES FIG 7 9 HIGH PERFORMANCE ROLLER BLOCK GUIDES Bottom Vertical Tilt Adjustment Screw Top Vertical Tilt Adjustment Screw 3H0802 4C Adjust screws down to tilt roller up Adjust screws up to tilt ...

Page 142: ...e guide roller 8 Remove the blade guide alignment tool from the blade and adjust the blade guide arm halfway in 9 Remove the clip from the blade guide alignment tool Place the tool against the face of the outer blade guide roller See Figure 7 10 10 Measure between the back edge of the blade and the tool at the end closest to the inner blade guide B FIG 7 10 STANDARD BLADE GUIDES FIG 7 10 HIGH PERF...

Page 143: ...tine Alignment Procedure Sawmill Alignment 30S97doc041910 7 12 7 11 Measure between the back edge of the blade and the other end of the tool A The roller should be tilted slightly to the left A 1 8 3 mm less than B 1 8 3 mm ...

Page 144: ...e tilt of the blade 12 Repeat the above steps for the inner blade guide roller assembly NOTE Once the blade guides have been adjusted any cutting variances are most likely caused by the blade See Blade Handbook Form 600 FIG 7 11 STANDARD BLADE GUIDES FIG 7 11 HIGH PERFORMANCE ROLLER BLOCK GUIDES 3H0802 9 Adjust screws right to tilt roller left Adjust screws left to tilt roller right Horizontal Til...

Page 145: ...crew only This will ensure hor izontal and vertical tilt adjustments are maintained when the adjustment screws are retightened 1 Measure the distance between the flange on the inner blade guide roller to the back edge of the blade This distance should measure 1 16 1 5 mm Adjust the roller back or for ward if necessary See Figure 7 12 Loosen the top and one side screw shown Tap the blade guide forw...

Page 146: ...between the flange on the outer blade guide roller to the back edge of the blade This distance should measure 1 8 3 0 mm Adjust the roller back or for ward if necessary FIG 7 12 HIGH PERFORMANCE ROLLER BLOCK GUIDES 3H0802 6D 1 16 Inner Blade Guide 1 8 Outer Blade Guide Loosen top and one side adjustment screw ...

Page 147: ...ting bolts Use a mallet to move the plate until the side support is parallel to the bed tube in the horizontal position Retighten the mounting bolts 2 Repeat the horizontal check for the remaining side supports Adjust as necessary 3 Place square alignment tubes Part No S12831 2 required across the bed rails Swing a side support up so that it is vertical 4 Pull back at the top of the support to eli...

Page 148: ...square hole after 6 00 use a 3 8 ratchet to rotate the pin until the side support is square to the bed For previous side supports use a mallet to move the side support 6 Repeat the vertical check for the remaining side supports and adjust as necessary FIG 7 14 SM0272 1 Place square against side support Loosen mounting bolt Alignment Tubes 2 Use 3 8 ratchet to adjust side support mounting pin ...

Page 149: ...cable near the inner blade guide assembly 2 View the blade height scale with eyes level with the indicator The scale should indicate the actual distance from the blade to the bed rail Adjust the indicator if necessary See Figure 7 15 Loosen the indicator bracket mounting bolts and adjust the bracket until the indicator is aligned with the correct mark on the scale 0 1 32 0 8 mm Retighten the brack...

Page 150: ...l is evenly supported If your sawmill has a trailer axle and adjustable outriggers adjust the outriggers as fol lows LT30 Super Adjust the two outriggers on the main frame tube down just enough to lift weight from the trailer tire LT40 Super Adjust the front and third outriggers on the main frame tube down just enough to lift weight from the trailer tire All Portable Sawmills Adjust the two outer ...

Page 151: ... the other side screw and bottom screw in position will insure you will return the rollers to their origi nal tilt adjustment 4 Adjust the outer blade guide arm in or out until the outer blade guide is approximately 24 from the inner blade guide 5 Install a new blade and apply the appropriate tension See Section 3 4 6 Close the middle blade housing cover and make sure all persons are clear of the ...

Page 152: ...e mast Be sure to keep these shims in place when performing the following adjustment See Figure 7 16 1 Raise the saw head to the top of the vertical mast and secure the saw head with a chain at the top Check the top set of four pads The outer two pads should be touching the mast rails There should be a small gap just wide enough to slide a business card through between one of the inner pads and th...

Page 153: ... Check the bottom set of four pads There should be a small gap between one of the outer pads and the mast rail The gap should be just wide enough to slide a business card through The inner two pads should be touching the mast rails To adjust the spacing of the lower set of pads raise the saw head until you can access the lower slide pad adjustment bolts 6 Loosen the lower locking bolts and turn th...

Page 154: ...nment of each blade wheel Attach the tool to the blade near the inner blade guide mount Be sure the tool does not rest on a tooth or burr and is lying flat against the bottom of the blade See Figure 7 17 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 Move the saw carriage so the rea...

Page 155: ...r to LT30 Super Rev H3 00 and LT40 Super Rev H4 00 are equipped with socket set screws rather than hex bolts Adjustment of either type bolt is simi lar 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 1 5 mm 6 Remove the tool fr...

Page 156: ...sen the jam nut on the bottom adjustment screw and tighten the screw Tighten the top and bottom jam nuts NOTE Sawmills prior to LT30 Super Rev H3 00 and LT40 Super Rev H4 00 are equipped with socket set screws rather than hex bolts Adjustment of either type bolt is simi lar 8 Recheck the vertical tilt of the idle side blade wheel with the blade guide alignment tool Readjust the blade wheel as nece...

Page 157: ...d be 3 16 4 5 mm out from the front edge of the wheel 1 16 1 5 mm Do not let the teeth ride on the wheels See Figure 7 21 Use the cant control 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 FIG 7 20 FIG 7 21 SM0044D 3 16 4 5 mm 1 16 1 5 mm 1 1 2 Bla...

Page 158: ...stment screw one quar ter turn Loosen the jam nut on the left adjustment screw and tighten the screw to 30 ft lbs torque Tighten the left and right jam nuts To move the blade out on the wheel loosen the left adjustment screw one quarter turn Loosen the jam nut on the right adjustment screw and tighten the screw to 30 ft lbs torque Tighten the left and right jam nuts NOTE Sawmills prior to LT30 Sup...

Page 159: ...ar to the front loosen the jam nuts on the horizontal adjustment bolts and back the adjustment bolts out Tighten the hex nuts on the long U bolt on the back side of the back plate Be sure to tighten all nuts against the mounting plates when the adjustment is complete Previous revisions To adjust the horizontal alignment of the drive side blade wheel locate the long U bolt on the right which mounts...

Page 160: ...0 Super Rev H3 00 and LT40 Super Rev H4 00 only 2 Check the lower roller on the bottom track rail Make sure that the bottom rollers touch the bottom rail but remain loose enough that you can turn them with your finger Use the ver tical bolts to adjust the bottom track rollers See Figure 7 24 Tighten the vertical adjustment bolt to move the bottom rollers toward the track rail Loosen the bolt to mo...

Page 161: ...rs Both inside rollers should touch the rail so that you cannot spin them by hand If the rollers are not adjusted evenly and you can spin one adjust the horizontal adjustment nuts until the roller cannot be spun by hand Stop adjusting before the other roller can be spun by hand The two inside rollers should bear the weight of the saw carriage evenly 5 Move the carriage forward until the blade is p...

Page 162: ... cutting head until the bottom of the blade is 17 400 mm above the outside of the pivot rail support by actual mea surement with a tape or ruler See Figure 7 26 8 Move the carriage forward to check the distance to the blade at the inside of the pivot rail support All measurements should be equal within 1 32 0 8 mm FIG 7 26 SM0137 17 400 mm to blade ...

Page 163: ...saw head tilt and readjust the nuts as necessary 9 After the lower track rollers are adjusted properly adjust the upper and lower stop screws Tighten each screw until it just touches the rail Then back the screw off 1 2 turn The gap will be approximately 1 32 0 8mm CAUTION It is important that the lower stop bolts are prop erly adjusted to secure the carriage on the track rail Failure to properly ...

Page 164: ...amp Raise the saw head until the blade measures 14 1 2 360 mm from the top of the clamp Use a rule to determine the actual distance of the blade to the clamp See Figure 7 28 2 Adjust the front pivot rail 90 to the main bed tube 3 Move the saw head to center the blade over the front pivot bed rail 4 Measure the distance from the top of the pivot rail to the bottom of the blade Make this measurement...

Page 165: ... adjustment bolt to adjust the height of the outer end of the pivot rail 6 Move the saw head so the blade is positioned over the center of the front main bed rail 7 Measure the distance between the bottom of the blade and the bed rail at each end of the bed rail The bed rail should measure 15 375 mm 1 32 0 8 mm 0 from the blade at each end of the rail FIG 7 29 Inner Height Adjustment Nut Outer Hei...

Page 166: ...the blade if necessary Retighten the clamping bolts and adjustment bolt jam nuts 8 Without adjusting the saw head height check the three remaining main bed rails and the rear pivot rail Adjust them so that all measure the same distance from the blade at both ends of the bed rail FIG 7 30 15 375 0 mm 15 375 0 mm Blade Bed Rail Clamping Bolt Clamping Bolt Adjustment Bolt Adjustment Bolt SM0064 ...

Page 167: ...l such as 10W30 or Dexron III to each screw This will prevent the screws and threaded holes from corroding and make screw adjustments easier NOTE If your sawmill is equipped with high performance roller block guides remove the blade from the sawmill before installing the blade guide assemblies Place both guide assemblies in the mounts then reinstall tension and track the blade properly 1 Install t...

Page 168: ...STANDARD ROLLER GUIDES FIG 7 31 HIGH PERFORMANCE ROLLER BLOCK GUIDES Tilt Adjustment Screws 4 3H0802 15 Blade Guide Shaft Centered In Block Top Vertical Adjustment Jam Nut Bottom Vertical Adjustment Jam Nut Roller Flange 3H0802 16C Top Vertical Adjustment Jam Nut Bottom Vertical Adjustment Jam Nut ...

Page 169: ...the arm rollers See Figure 7 32 Remove the blade housing cover to access the blade guide arm roller mounting bolts The blade guide arm rollers are mounted on cam shaped bolts Turning the bolts will cause each roller to move up or down If the inner lower roller is loose adjust the inner top roller down If the outer lower roller is loose adjust the outer lower roller up Retighten the jam nuts and re...

Page 170: ...e the distance between the blade guide roller flange and the back of the blade See Figure 7 33 4 Adjust the blade guide arm to 1 2 15 mm from fully open and remeasure the distance from the roller flange to the back of the blade The two measurements should be the same If not adjust the inner rollers in or out to tilt the arm horizontally FIG 7 33 Measure distance between roller flange and blade wit...

Page 171: ... the inner rollers and tighten the front nuts Recheck the blade guide arm horizon tal tilt 5 Now check the vertical tilt of the blade guide arm Move the saw carriage so the blade guide arm is positioned over a bed rail 6 With the arm 1 2 15 mm from fully closed raise or lower the saw head until the bottom of the blade guide block is 15 375 mm from the top of the bed rail FIG 7 34 Adjust inner roll...

Page 172: ... 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 FIG 7 35 A B Measure from blade guide arm to bed rail with arm open and closed 3H0802 11 ...

Page 173: ...ade housing and turn the mounting bolts To tilt the blade guide arm down adjust the outer top and bottom rollers up To tilt the blade guide arm up adjust the outer top and bottom roll ers down Retighten the jam nuts and recheck the blade guide arm vertical tilt FIG 7 36 3H0802 8 Adjust outer rollers up to tilt arm down Adjust outer rollers down to tilt arm up Turn bolts to move rollers up or down ...

Page 174: ... Standard roller guides only Loosen the bottom jam nut and tighten the top jam nut until the blade guide deflects the blade down until the bottom of the blade measures 14 3 4 370 mm from the bed rail See Figure 7 38 High Performance roller block guides only Loosen the bottom jam nut and tighten the top jam nut until the blade guide deflects the blade down until the bottom of the blade measures 14 ...

Page 175: ...or the other blade guide NOTE Standard Roller Guides Only Be 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 FIG 7 38 3H0802 16C Top Vertical Adjustment Jam Nut Bottom Vertical Adjustment Jam Nut ...

Page 176: ...rr and is lying flat on the blade See Figure 7 39 3 Move the carriage so that the front end of the tool is positioned above the bed rail Mea sure the distance from the bed rail to the bottom edge of the tool NOTE If the sawmill is equipped with stainless steel bed rail covers be sure to measure from the blade guide align ment tool to the top surface of the cover rather than the bed rail tube 4 Mov...

Page 177: ...e inner blade guide roller assembly and repeat the above steps Adjust the vertical tilt of the inner blade guide if necessary 8 After adjusting the vertical tilt of the blade guides recheck the blade deflection and adjust if necessary FIG 7 40 STANDARD BLADE GUIDES FIG 7 40 HIGH PERFORMANCE ROLLER BLOCK GUIDES Bottom Vertical Tilt Adjustment Screw Top Vertical Tilt Adjustment Screw 3H0802 4C Adjus...

Page 178: ...he guide roller 1 Remove 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 guide roller See Figure 7 41 3 Measure between the back edge of the blade and the tool at the end closest to the inner blade guide B FIG 7 41 STANDARD BLADE GUIDES FIG 7 41 HIGH PERF...

Page 179: ...plete Alignment Procedure Sawmill Alignment 30S97doc041910 7 48 7 4 Measure between the back edge of the blade and the other end of the tool A The roller should be tilted slightly to the left A 1 8 3 mm less than B 1 8 3 mm ...

Page 180: ... roller assembly NOTE Once the blade guides have been adjusted any cutting variances are most likely caused by the blade See Blade Handbook Form 600 6 High performance roller block guides only Check the blade guide blocks and drive side deflector plate are properly adjusted See Section 5 2 FIG 7 42 STANDARD BLADE GUIDES FIG 7 42 HIGH PERFORMANCE ROLLER BLOCK GUIDES 3H0802 9 Adjust screws right to ...

Page 181: ...crew only This will ensure hor izontal and vertical tilt adjustments are maintained when the adjustment screws are retightened 1 Measure the distance between the flange on the inner blade guide roller to the back edge of the blade This distance should measure 1 16 1 5 mm Adjust the roller back or for ward if necessary See Figure 7 43 Loosen the top and one side screw shown Tap the blade guide forw...

Page 182: ... between the flange on the outer blade guide roller to the back edge of the blade This distance should measure 1 8 3 0 mm Adjust the roller back or for ward if necessary FIG 7 43 HIGH PERFORMANCE ROLLER BLOCK GUIDES 3H0802 6D 1 16 Inner Blade Guide 1 8 Outer Blade Guide Loosen top and one side adjustment screw ...

Page 183: ...unting bolts Use a mallet to move the plate until the side support is parallel to the bed tube in the horizontal position Retighten the mounting bolts 2 Repeat the horizontal check for the remaining side supports Adjust as necessary 3 Place square alignment tubes Part No S12831 2 required across the bed rails Swing a side support up so that it is vertical 4 Pull back at the top of the support to e...

Page 184: ...square hole after 6 00 use a 3 8 ratchet to rotate the pin until the side support is square to the bed For previous side supports use a mallet to move the side support 6 Repeat the vertical check for the remaining side supports and adjust as necessary FIG 7 45 SM0272 1 Place square against side support Loosen mounting bolt Alignment Tubes 2 Use 3 8 ratchet to adjust side support mounting pin ...

Page 185: ...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 See Figure 7 46 Loosen the clamp stop bolts and adjust the clamp stop until it touches the string Loosen the jam nut and adjust the bolt on the middle rear bed rail until it touches the string FIG 7 46 String across side supports Adjust clamp stop to string Adjust stop bo...

Page 186: ...sted 1 16 1 5 mm higher at the out side 1 Move the saw carriage so the blade is positioned over a bed rail Adjust the blade guide arm to 1 2 15 mm from full open The saw head should still be adjusted so the blade is 14 3 4 375 mm above the bed rails See Figure 7 47 2 Measure from the blade to the bed rail near the outer blade guide assembly This mea surement should be 1 16 1 5 mm higher than the i...

Page 187: ...ide 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 higher than the inside FIG 7 48 3H0125 2 Adjust nuts in to raise saw head Adjust nuts out to lower saw head DETAIL OF LOWER TRACK ROLLER ASSEMBLY ...

Page 188: ...ble near the inner blade guide assembly 2 View the blade height scale with eyes level with the indicator The scale should indicate the actual distance from the blade to the bed rail Adjust the indicator if necessary See Figure 7 49 Loosen the indicator bracket mounting bolts Adjust the bracket up or down until the indicator is aligned with the correct mark on the scale 0 1 32 0 8 mm Retighten the ...

Page 189: ...m 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 as shown on the scale 2 Lower the board return arm The board return bracket should barely touch the top of the cant 3 Loosen the three bracket mounting bolts to adjust the bracket up or down as necessary See Figure 7 50 FIG 7 50 Bracket Mounting Bolts 3 3H0432 ...

Page 190: ...4 5 L leveling logs 4 2 loading logs 4 1 M maintenance blade guide 5 2 blade tensioner 5 15 blade wheel belts 5 16 5 17 brake adjustment 5 18 brake strap 5 18 carriage track wipers 5 8 5 9 clutch detent 5 23 drive bearing 5 24 drive belt 5 20 drum switches 5 12 mast rails 5 10 5 11 miscellaneous 5 13 part wear life 5 1 power feed 5 30 sawdust removal 5 8 up down 5 26 O operation edging 4 11 sawing...

Page 191: ...mill ID 1 2 general contact info 1 4 setup portable sawmill 3 3 stationary sawmill 3 1 3 3 switch power feed up down maintenance 5 12 T tensioner maintenance 5 15 troubleshooting 6 1 electrical problems 6 3 power feed problems 6 7 sawing problems 6 1 turning logs 4 2 U up down operation 4 3 troubleshooting problems 6 3 W water lube operation 4 16 ...

Search results

Summary of Contents for LT30

Reviews:

Related manuals for LT30

Brands by name

Popular brands

Wood-mizer LT30, Safety, Setup, Operation & Maintenance Manual

Search results

Summary of Contents for LT30

Reviews:

Related manuals for LT30

Brands by name

Popular brands