Wood-mizer LT30HD-H Safety, Setup, Operation & Maintenance Manual Download Page 152

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Hydraulic Information

Hydraulic Schematic

8-1

HDSdoc072619

Hydraulic Information

SECTION 8 HYDRAULIC INFORMATION

8.1

Hydraulic Schematic

HYDRAULIC SCHEMATIC.

HD0139C

H14

H12

H16

H15

H10

3/8

3 x

7 7/

x 10

½ x

1 ½

x 6

3 x

CLAMP
UP/DOWN

CLAMP

IN/OUT

TURNER

LOADER

ARM

TOEBOARD

FRONT

TOEBOARD

REAR

CLAMP

IN/

/DOW

EBOARD

TURNER

SIDE

PORT

ADER

ARM

ADER

ARM

RELIEF VALVE SETTING 2200 PSI

RELIEF VALVE SETTING 2250 PSI

Summary of Contents for LT30HD-H

Page 1: ...l Safety Setup Operation Maintenance Manual LT40HD H Hydro rev K4 00 Safety is our 1 concern Read and understand all safety information and instructions before oper ating setting up or maintaining this machine Form 1511 ...

Page 2: ...Tracking The Blade 3 9 3 6 Starting The Engine or Motor 3 11 3 7 Board Return 3 12 SECTION 4 SAWMILL OPERATION 4 1 4 1 Hydraulic Control Operation 4 1 4 2 Loading Turning And Clamping Logs 4 3 4 3 Up Down Operation Hydro 4 6 4 4 Blade Guide Arm Operation 4 7 4 5 Autoclutch Operation 4 8 4 6 Power Feed Operation Hydro 4 9 4 7 Cutting The Log 4 11 4 8 Edging 4 13 4 9 Optional Cutting Procedure for S...

Page 3: ...12 Hydraulic System 5 17 5 13 Drive Bearing 5 19 5 14 Up Down System Hydro 5 20 5 15 Power Feed Hydro 5 22 5 16 Charging The Battery 5 24 MAINTENANCE LOG 5 26 SECTION 6 TROUBLESHOOTING GUIDE 6 1 6 1 Sawing Problems 6 1 6 2 Electrical Problems 6 3 6 3 Circuit Breaker Operation Hydro 6 4 6 4 Hydraulic Problems 6 5 6 5 Hydraulic Pressure Test 6 10 6 6 Engine Motor and Drive Pulleys Alignment 6 11 ...

Page 4: ...18 Track Roller Adjustment 7 23 Bed Rail Adjustment 7 26 Blade Guide Installation 7 28 Blade Guide Arm Alignment 7 30 Blade Guide Deflection 7 35 Blade Guide Vertical Tilt Alignment 7 36 Blade Guide Horizontal Tilt Adjustment 7 38 Blade Guide Flange Spacing 7 39 Blade Guide Level Optional High Performance blocks only 7 40 Blade Block Adjustment Optional High Performance blocks only 7 40 Side Suppo...

Page 5: ...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 LLC MILL COMPONENTS Engine Drive Assembly Outer Blade Guide Arm Blade Guide Rollers Blade Tensioner Clutch Brake Handle Control Box Hydraulic ...

Page 6: ...icle 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 ava...

Page 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 Brazilian Headquarters European Headquarters Serving Brazil Wood Mizer do Brasil Rua Dom Pedro 1 No 205 Bairro Sao Jose Ivoti RS CEP 93 900 000 Tel 55 51 9894 6461 55 21 8030 3338 55 51 3563 4784 Email info woodmizer com br Serving Europe Africa West Asia Wood Mizer...

Page 8: ...kg Max Clamp Width from stop block 26 0 66m Max Throat Width guide to guide 27 1 2 0 7m Max Cant Width outer guide to stop block 24 3 4 0 63m Min Cut Height 1 25 4mm Max Cut Height 35 1 4 0 9m Maximum Throat Depth 11 1 4 0 28m Wide Saw Head Only 21 4400 lbs 26 34 31 1 4 1 35 1 4 11 1 4 Power Unit G38 D35 D47 E25 Manufacturer Kohler Yanmar Yanmar Lincoln Fuel gas Diesel Diesel Electric Horsepower R...

Page 9: ...to them See the following figures for model number and V I N descriptions See below for a description of the V I N To be filled in by purchaser Mill Model _____________________________ Mill VIN _____________________________ Customer No _____________________________ WOOD MIZER LLC 8180 W 10th St Indianapolis IN 46214 2400 U S A 317 271 1542 Or 800 553 0182 MFG BY FABRIQUÉ PAR VIN NIV DATE One or mo...

Page 10: ...ction Company Identification Number Weight Class Product Designation number Length of the Trailer Axle count Check Digit Year of Manufacture coded Manufacture location Month of Manufacture Revision Level Sequence Number Sample VIN 456 D 9 27 1 X S N D A1 017 V I N DESCRIPTION ...

Page 11: ...ngs bushings cable carriers and spark plugs All wear components are furnished as is without any warranty from Warrantor This limited warranty does not cover any defects caused by PRODUCT MODEL CLASS LENGTH OF WARRANTY EFFECTIVE DATE USA CANADA NON USA CANADA Portable Sawmills Resaws Edgers LT LX HR EG Two years One year Date of purchase Portable Sawmills with Chassis LT28 LT35 LT40 LT50 LT70 LX450...

Page 12: ...wever that Warrantor will not be responsible for labor travel time mileage removal installation and or incidental or consequential damages However any part in excess of 140 pounds must be returned by the Purchaser to the Warrantor s nearest authorized facility at the Purchaser s expense if return is requested by Warrantor Warrantor shall have a reasonable time within which to repair or replace the...

Page 13: ...tations as to the duration of implied warranties or to the exclusion or limitation of incidental or consequential damages therefore some of the limitations and exclusions detailed set forth above may not apply In the event that any one or more of the provisions of this warranty shall be or become invalid illegal or unenforceable in any respect the validity legality and enforceability of the remain...

Page 14: ...uctions DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING suggests a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION refers to potentially hazardous situations which if not avoided may result in minor or moderate injury or damage to equip ment IMPORTANT indicates vital informat...

Page 15: ...lure to do so may result in fire causing death or serious injury OBSERVE SAFETY INSTRUCTIONS IMPORTANT Read the entire Operator s Manual before operating the sawmill Take notice of all safety warnings throughout this manual and those posted on the machine Keep this manual with this machine at all times regardless of ownership Also read any additional manufacturer s manuals and observe any applicab...

Page 16: ... and clear path for all necessary movement around the mill and lumber stacking areas Failure to follow this will result in serious injury or death HANDLE FUEL LUBRICANTS SAFELY DANGER Do not smoke weld grind or allow sparks near your engine or storage tanks especially during times of fueling Failure to follow this will result in serious injury or death DANGER Never allow fuel to spill on a hot eng...

Page 17: ...e gases keep sparks flames burning cigarettes or other ignition sources away at all times Fail ure to follow this will result in serious injury or death WARNING Always wear safety goggles and a face shield when working near batteries Failure to follow this could result in serious injury or death WARNING Wash hands after handling batteries to remove possi ble lead acid or other contaminants Failure...

Page 18: ...ailer is supporting the sawmill frame when operating a sawmill with adjustable outriggers Failure to follow this could result in serious injury or death The adjustable outrig EMERGENCY TREATMENT FOR CONTACT WITH BATTERY COMPONENTS LEAD SUL FURIC ACID per SDS Safety Data Sheet EYE CONTACT Sulfuric Acid and Lead Flush eyes immediately with large amounts of water for at least 15 minutes while lifting...

Page 19: ...NGER Ensure the blade housing and pulley covers are in place and secure Failure to follow this could result in serious injury or death DANGER Ensure all guards and covers are in place and secured before operating or towing the sawmill Failure to follow this could result in serious injury or death DANGER Do not use blades with stress cracks Failure to follow this could result in serious injury or d...

Page 20: ...s 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 serious injury or death WARNING Do not spin the blade wheels by hand Spinning the blade wheels by hand could result in serious injury or death WARNING Always disengage the clutch brake mechanism whenever the sawmill is not cutting Failure to foll...

Page 21: ... to it make sure the new component also has the safety decal affixed USE CAUTION WHEN WORKING WITH HEAVY LOGS WARNING Always make sure log is clamped securely before sawing Failure to follow this could result in serious injury or death WARNING Always leave hydraulic loading arm halfway up while log is on sawmill bed Failure to follow this could result in serious injury or death AUTOMATIC BOARD RET...

Page 22: ... key switch to the on 1 or accessory 3 position This prevents accidental carriage movement which may cause serious injury or death GENERAL TRAILER SAFETY DANGER Make sure your hitch has adequate safety chain hookups Do not use eyebolts for safety chain hook up Safety chains should be hooked to bumper of vehicle so that each chain would pull the trailer equally in the event the hitch became disenga...

Page 23: ...an emergency brake while the sawmill is not being towed Extended use of the elec tric brakes while the sawmill is stationary will drain the brake battery USE PROPER PROCEDURE WHEN CONDUCTING ELECTRICAL SAFETY CHECKS AND MAINTENANCE DANGER Make sure all electrical installation service and or mainte nance work is performed by a qualified electrician and is in accordance with applicable electrical co...

Page 24: ...d serious injury or death could result WARNING Remove the blade before performing any service to the engine or sawmill Failure to follow this could result in serious injury or death 2 3 Electrical Lockout Procedures 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 atte...

Page 25: ...he workplace SAWMILL LOCKOUT PROCEDURE Lockout procedures per OSHA regulation 1910 147 appendix A GENERAL The following simple lockout procedure is provided to assist owner operators in develop ing their procedures so they meet the requirements of OSHA regulation 1910 147 When the energy isolating devices are not lockable tagout may be used provided the owner operator complies with the provisions ...

Page 26: ...ired on a machine or equipment and that the machine or equipment must be shut down and locked out to per form the servicing or maintenance 2 The authorized employee shall refer to the company procedure to identify the type and magnitude of the energy that the machine or equipment utilizes shall understand the haz ards of the energy and shall know the methods to control the energy 3 If the machine ...

Page 27: ...tial items have been removed and that the machine or equipment compo nents are operationally intact 2 Check the work area to ensure that all personnel have been safely positioned or removed from the area 3 Verify that the controls are in neutral 4 Remove the lockout devices and re energize the machine or equipment NOTE The removal of some forms of blocking may require re enervation of the machine ...

Page 28: ...wmill to the floor before operating the sawmill Failure to do so may result in serious injury or death 1 Unhook the carriage safety chain located at the bottom of the vertical mast near the bat tery box 2 Release the fender straps and lift up to remove the fenders Stow until needed for trans port Start the engine to enable the battery operated accessories See Section 3 6 Use the up down switch on ...

Page 29: ...Sawmill Setup Stationary Sawmill Setup Sawmill Setup HDSdoc072619 3 2 3 See Figure 3 1 FIG 3 1 SM0130B Bed Rail Stop Block Pivot End Rail Side Support ...

Page 30: ...justable outriggers supplied with portable sawmills are not intended for setup on concrete or other hard surfaces Long term use of the adjustable outriggers on hard surfaces may cause the outriggers to fail causing the sawmill to drop This could result in possible serious injury or death If setting the sawmill up on concrete or other hard surface replace the adjustable outrgger legs with stationar...

Page 31: ...tting head from the carriage rest pin Remove the locking pin and swing the rest pin down below bed level CAUTION Always make sure the engine is running before operating the sawmill controls Operating the controls without the engine running will result in power drainage from the battery 3 Remove the fenders by lifting them out of the slots CAUTION To prevent fender damage remove fenders before oper...

Page 32: ...t 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 position CAUTION Do not adjust the FAO outrigger base height while there is weight on the FAO Damage to the FAO may result 6 Raise the two s...

Page 33: ...middle blade housing cover 2 Turn the blade tension handle to release the blade tension until the wheel is pulled in and the blade is lying loose in the blade housing 3 Lift the blade out of the blade housing 4 Make sure the teeth are pointing the correct direction See Figure 3 4 The cutting teeth should be pointing toward sawdust chute 5 Install the blade so it is lying around the wheels CAUTION ...

Page 34: ...Sawmill Setup Replacing The Blade 3 3 7 HDSdoc072619 Sawmill Setup 7 Close the middle blade housing cover 8 Use the tension handle to tension the blade correctly ...

Page 35: ...ked occasionally when adjusting the cant control or while 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 ...

Page 36: ...on 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 control coun terclockwise ...

Page 37: ...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 covers IMPORTANT After aligning the blade on the wheels always dou ble check the blade guide spacing and location See Section SEC TION 7 for more information ...

Page 38: ...e in place and secure Use the safety retainer pin and cable to fasten blade housing covers 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 protection when operating the sawmill Failure to do so may result in serious injur...

Page 39: ... is also provided to catch the board as it is removed from the log Use of the board return not recommended with material shorter than 8 foot To activate the board return turn the key switch to the accessory 3 or start 1 posi tion Push the toggle switch on the control panel down The board return arm located in the middle of the saw head will drop into position See Figure 3 7 When the blade reaches ...

Page 40: ... Setup 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 feature push the toggle switch on the control panel up ...

Page 41: ...control levers to load clamp turn and level logs Use the hydraulic control levers to get the mill ready to load a log 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 CAUTION Always make sure the engine is running before operating the hydraulic controls Operating the controls witho...

Page 42: ...f the sawmill 6 When raising the turner lever the side supports rise first After reaching a fully vertical position the turner arm will engage and start to rise 7 Manually lower the log loader so it rests on the ground CAUTION Be careful when manually lowering the log loader Do not drop the loader onto the ground or perform any action which might break the velocity fuse valves on the loader cylind...

Page 43: ...f the loading arms 4 Roll the log onto the loader so that it is approximately centered with the sawmill bed The log turner will operate much easier if the log is centered on the sawmill bed 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 5 Raise the loader to lift the log onto the...

Page 44: ...g more clamp the log against the side supports and lower the turner arm below the log 4 Raise the turner arm to get a new bite on the log 5 Disengage the clamp and continue turning the log 6 Repeat steps 3 through 5 until the log is turned as desired TO TURN LOGS OPTIONAL PROCEDURE If you are turning a small cant on a mill with two plane clamp you may opt to use the clamp to turn the cant 1 Lower ...

Page 45: ...rm is lowered all the way the side supports will begin to lower Back the clamp off slightly and let the side supports come down until they are positioned below the level of your first few cuts TO LEVEL A TAPERED LOG Use the toe board lever s to raise either end of a tapered log if desired Raise the front or rear toe board until the heart of the log measures the same distance from the bed rails at ...

Page 46: ... down handle is located on the far right side of the control panel Push the handle up to raise the cutting head push the handle down to lower the cutting head Pushing the handle further up or down increases the speed the cutting head moves up or down Hold the handle in position until the cutting head reaches the desired height then release CAUTION DO NOT try to force the carriage above the 35 88 c...

Page 47: ... 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 returning the carriage FIG 4 3 ALL EXCEPT TIER 4 ENG...

Page 48: ...oc072619 Sawmill Operation 4 5 Autoclutch Operation Hydraulic sawmills are equipped with the Autoclutch feature that remotely engages disen gages the blade using a switch on the control box See the separate Autoclutch manual for operating instructions ...

Page 49: ... Hold the forward reverse handle at a slow speed until the whole width of the blade has entered the cut Then move the handle further up to increase the feed rate as desired Maximum feed rate varies with width and hardness of the wood Over feeding results in engine and blade wear and also produces a wavy cut 2 Stop the carriage at the end of the cut moving the handle to the center position Throw th...

Page 50: ...o make sure the blade clears the log when returned 4 Return the carriage to the front of the mill by pushing the forward reverse handle down Again push the handle further to increase the reverse speed See Section 4 9 for optional sawing procedure for Super series mills HINT Try to stop the blade while the heel of the blade is still on the log Then bring the carriage back without adjusting the blad...

Page 51: ...g increase the feed rate as desired Always try to cut at the fastest speed you can while keeping an accurate cut Cutting too slowly will waste blade life and lower produc tion 7 As you get to the end of the log slow down the feed rate When the teeth exit the end of the log stop the carriage Disengage the autoclutch blade switch Remove the slab that you have just cut from the log 8 Use the carriage...

Page 52: ...n Cutting The Log 4 4 12 HDSdoc072619 Sawmill Operation 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 ...

Page 53: ...ight 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 steps 2 4 7 Loosen the clamp and remove the...

Page 54: ...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 l...

Page 55: ...of the mill If you know the 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...

Page 56: ...ight indicator Tighten the wing studs CAUTION Be sure to leave the wing studs in the vertical orientation to avoid interference with the blade height indicator Failure to do so may result in damage to the indicator 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 thic...

Page 57: ... 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 benefits add one 12...

Page 58: ...he blade remove it and clean with a rag Failure to do so can damage the equip ment and may result in serious injury or death CAUTION Use windshield washer fluid to the water tank and prime as recommended when sawing or storing thesawmill in below freezing temperatures Use windshield washer fluid with a freezing point of at least 20 F 29 C Failure to do so may cause damage to the LubeM izer system ...

Page 59: ...clamp and turner to provide maximum ground clearance before towing Failure to do so may result in damage to the sawmill 3 Use the hydraulic controls to raise the log turner and loader as high as they will go Man ually lift the loader and hook the loader chain to the elbow of the turner Use the hydraulic turner lever to lower the turner until the chain is tight Push the loader lever down to bring t...

Page 60: ...op bolts can cause saw head damage especially during mill transportation 10 If necessary adjust the stops located at the bottom of the mast so the saw head contacts them after it is lowered 3 4 19mm past where it contacts the rest pin See Figure 4 7 11 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 dis...

Page 61: ...de housing covers 13 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 14 Place both fenders in the slots located behind the trailer tires and secure with rubber straps Raise all but the very front outrigger For Fine Adjust Outriggers FAOs be sure to adjust the outrigger base height so that the grease ...

Page 62: ...Sawmill Operation Preparing The Sawmill For Towing 4 4 22 HDSdoc072619 Sawmill Operation See the trailer operator s manual for specific information regarding hitch operation and towing the sawmill ...

Page 63: ...imated 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 Life Up Down Motor Brushes Non Hydro 1000 hours B57 Blade Wheel Belts 40...

Page 64: ...o check the blocks are adjusted 008 010 from the blade 4 As the blocks wear the front inside corner will wear more than the body of the block When the corner wears far enough sawing 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 t...

Page 65: ...t no ADD 1 5 Make sure the blade screw in the top center of the C frame is 1 16 1 5 mm away from the blade If not loosen the nut and adjust the screw as necessary Check the screw every 500 hours of operation Failing to maintain this adjustment will lead to early blade breakage See Figure 5 2 FIG 5 1 FIG 5 2 600244 3 Turn adjustment bolt clockwise to lower top block Loosen mounting bolt and clamp b...

Page 66: ...elp prevent a broken blade or some other object from becoming a projectile and exiting the sawdust chute Fail ure to have these fingers in place may result in serious injury Remove all sawdust and debris from around the velocity fuse valves every 8 hours of operation The valves are located at the bottom of the log loader cylinders Remove sawdust buildup as necessary from the battery box lid and to...

Page 67: ... cause rapid deteriora tion 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 ...

Page 68: ...inst the rail If a track scraper needs to be adjusted loosen the screw push the scraper downward until it fits firmly against the rail and retighten the screw See Figure 5 3 FIG 5 3 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 69: ...ts 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 Clean 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 CAUTION Never use grease on the mast rails as it will collect saw dust 50 ...

Page 70: ...vel or contaminated fluid will cause dam age to the hydraulic system See Figure 5 4 Check the hydraulic fluid level on a regular basis The hydraulic oil tank is located between the fuel and water lube tanks A sight gauge is located in the top tank fitting Add fluid as necessary to keep the fluid level up to the sight gauge indicator Do not overfill The system uses a specific type of oil that is fo...

Page 71: ... If any leaks are discovered allow ample time for the hydraulic fluid to cool Repair or replace the defec tive parts and re fill the hydraulic system before operating sawmill Be sure to secure all clamps or fittings After the first 100 hours and every 500 hours thereafter replace the oil and filter The hydrostatic drive belt is self adjusting and does not require adjustment Inspect the belt for we...

Page 72: ...lp prevent it from rusting 3 Adjust the blade guide arm drive chain as necessary to prevent the arm from slipping To adjust the chain loosen the blade guide arm motor mounting plate bolts and slide the motor to take slack out of the chain See Figure 5 5 Proper routing of the blade guide arm drive chain is shown below 4 Grease the clamp mechanism loading arm clutch handle pivot and side support piv...

Page 73: ...aneous Maintenance HDSdoc072619 5 11 5 7 Make sure all safety warning decals are readable Remove sawdust and dirt Replace any damaged or unreadable decals immediately Order decals from your Customer Service Representative ...

Page 74: ... 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 6 FIG 5 6 50 SM0058B Chrome rods Tensioner screw ha...

Page 75: ... 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 6mm of the rear piston Grip ping or marring the surface beyond this point could result in seal damage and prevent the system from holding tension Continue pu...

Page 76: ...s motors belts and chains first turn the key switch to the OFF 0 position and remove the key If the key is turned on and moving parts activated serious injury may result Rotate the blade wheel belts and check them for wear Rotating the belts every 50 hours will provide longer belt life Replace belts as necessary Use only B57 belts supplied by Wood Mizer 50 ...

Page 77: ...rive 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 8 3 Loosen the two nuts on the upper brake strap bracket Slide the bracket and brake strap down 1 8 and retighten the bracket nuts 4 Disengage the clutch Check the drive belt fit in the drive pulley Y...

Page 78: ...erious injury may result WARNING Do not adjust the engine drive belts or belt support bracket with the engine running Doing so may result in serious injury CAUTION Do not over tighten the drive belt Damage to the engine may result Periodically check the drive belt for wear Replace any damaged or worn belts as needed Adjust the drive belt support The drive belt support is designed to extend belt li...

Page 79: ...ulated water and help prevent pump failure due to water ingestion It also will prevent excessive fluid wear and allow the fluid to maintain its hot end performance If humidity is not a problem drain and replace one gallon 3 8 liters of fluid every year to prevent fluid wear See Figure 5 9 If you are operating in temperatures 20 to 100 F 29 to 38 C use an all weather hydraulic fluid such as Conoco ...

Page 80: ...pump motor brushes every 750 hours of operation Remove brush dust and replace the brushes if they worn to a length of 1 4 6mm or shorter CAUTION Do not operate the hydraulic system if the pump motor brushes are worn shorter than 1 4 6mm Damage to the pump motor may result 4 Periodically check all hydraulic lines and fitting as needed Replace as necessary 500 750 ...

Page 81: ...ll the fluid in the drive side cylinder bearing housing every 500 hours of operation 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 into the hose until the oil lev...

Page 82: ...rical system damage 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 head with a chain at the top Find the chain adjusting bolt at the bottom of the mast Use the adjustment nut to adjust the bolt until the center of the chain can be deflected 3 4 1 9cm forward and 3 4 1 9cm backward with a 5 lb 2 3 Kg deflection f...

Page 83: ...ee Figure 5 12 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 of oil after every 5000 hours of sawmill opera tion or once a year whichever comes first Wood Mizer offers replacement gear oil in 8 ounce bottles FIG 5 12 1000 Up Down Gearbox Up Down Gearbox Shaft Bearing HD0208 15 AR 5000 ...

Page 84: ...battery pow ered equipment disconnect the negative battery terminal cable Failure to do so may result in injury and or electrical system damage 5 Adjust the power feed chain as needed Measure the power feed chain tension with the saw head all the way toward 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 measur...

Page 85: ...Maintenance HDSdoc072619 5 23 5 See Figure 5 14 Refer to the diagram for power feed chain routing instructions FIG 5 14 HD0208 16 Feed Chain Sprockets Route chain under bottom sprocket between both sprockets then over top sprocket ...

Page 86: ...rting the sawmill If the battery is not fully charged excessive vibration could reduce the overall service life of the battery 1 Battery Council International copyright 1987 EMERGENCY TREATMENT FOR CONTACT WITH BATTERY COMPONENTS LEAD SUL FURIC ACID per SDS Safety Data Sheet EYE CONTACT Sulfuric Acid and Lead Flush eyes immediately with large amounts of water for at least 15 minutes while lifting ...

Page 87: ...Connect the negative charger jumper cable to a grounded metal surface 8 Follow the instructions supplied with your specific battery charger IMPORTANT Be careful not to overcharge the battery especially when using a high rate or boost charger 40 amps or higher These are intended to quickly charge a good battery that is discharged They are not intended for unattended or long term charging 9 After th...

Page 88: ...ours 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 Grease pivot points and bearings Oil chains See Section 5 7 Lubricate blade tensioner handle an...

Page 89: ... tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Replace hydrostatic fluid and filter See Section 5 6 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 10 See Section 5 11 Replace cylinder drive bearing fluid See Section 5 13 Check feed up down chain tensions See Section 5 10 See Section 5 11 C...

Page 90: ...blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Replace hydrostatic fluid and filter See Section 5 6 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 10 See Section 5 11 Replace cylinder drive bearing fluid See Section 5 13 Check feed up down chain tensions See Section 5 10 See Section 5...

Page 91: ...blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Replace hydrostatic fluid and filter See Section 5 6 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 10 See Section 5 11 Replace cylinder drive bearing fluid See Section 5 13 Check feed up down chain tensions See Section 5 10 See Section 5...

Page 92: ...blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Replace hydrostatic fluid and filter See Section 5 6 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 10 See Section 5 11 Replace cylinder drive bearing fluid See Section 5 13 Check feed up down chain tensions See Section 5 10 See Section 5...

Page 93: ...blade tensioner handle and rods See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Replace hydrostatic fluid and filter See Section 5 6 Check brake strap tension See Section 5 10 Check belt tensions See Section 5 11 See Section 5 10 See Section 5 11 Replace cylinder drive bearing fluid See Section 5 13 Check feed up down chain tensions See Section 5 10 See Section 5...

Page 94: ...See Sharpener 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 specifications Blade Does Not Track Right on Drive Wheel Cant adjustment is incorrect Readjust Flat worn belts ...

Page 95: ...o 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 wipers worn Adjust wipers ...

Page 96: ...nd connection Check and tighten connections 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 sys...

Page 97: ...move the front control panel from the control box to access the internal breakers A circuit breaker is mounted externally at the rear of the control box This breaker protects the diesel engage sensor circuit and the optional auto clutch circuit 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 ...

Page 98: ...forward for battery pos itive contact to touch 6ft strip on main tube Check contact and strip for tarnish or loose wires Clean as necessary Poor ground connection Check ground connection between pump and saw frame and between battery nega tive contact and lower rail Check contact and rail for tarnish or loose wires Clean as neccesary Blown fuse Replace Low or dead battery Test battery amperage cap...

Page 99: ...just pressure relief valve Low air temperature caus ing fluid to thicken Allow fluid to warm up Synthetic fluids are available that allow for hydraulic operation in cold weather conditions Univis HVI 13 Pump Motor Runs Contin uously When Power Con tact Is Made Solenoid is stuck closed Tapping the solenoid may solve this prob lem temporarily Replace solenoid Fluid Leaks From Around Cylinder Piston ...

Page 100: ...Goes Up Before Or At Same Time As Side Supports Dirt in sequence valve Remove sequence valves and clean thor oughly with kerosene NOTE Be sure to reassemble the valve and install it in its original position on the cylinder Retainer in sequence valve worn Replace sequence valve Low air temperature caus ing fluid to thicken Allow fluid to warm up Synthetic fluids are available that allow for hydraul...

Page 101: ...ow If creep still occurs check all hoses for possible pinholes causing leakage Replace if applicable Retest If creep still occurs replace cylinder seals or cylinder and retest Be sure to reconnect the hose to the proper valve section when done FURTHER VALVE INSPECTION If further inspection of the valve is required after initial check remove the check valve shown below Flush the check valve with an...

Page 102: ...l Low fluid level Check fluid level and add fluid as neces sary Check for leaks in the system at the control box fittings hoses and cylinders One of the log loader cyl inders does not move when lowering the loader causing the foot of other to raise completely before loader will start down Damaged cylinder shaft Replace the cylinder that is not moving PROBLEM CAUSE SOLUTION ...

Page 103: ...ief valve adjustment screw shown may be used to fine tune the hydraulic pressure Remove the adjustment screw nut Tighten the adjustment screw clockwise to increase pressure Loosen the adjustment screw counterclockwise to lower pressure CAUTION Pressure should not exceed 2200 psi If it does the amp draw will rise above the design maximum of 200 amps and could cause battery and system problems Press...

Page 104: ...ension the drive belt See Section 5 11 2 With the autoclutch disengaged use a straight edge to check the alignment of the pulley on the engine to the alternator pulley Loosen the bushing on the engine pulley and adjust if necessary until it is aligned with the alternator pulley 3 With the autoclutch disengaged use a straight edge to check the alignment of the engine pulley to the main drive pulley...

Page 105: ...tacting the blade wheel 2 Install a clean blade and apply the appropriate tension See Section 3 4 3 Inspect the optional 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 Adjust the idle side cant control to track the blade See Section 3 5 5 Close the middle blade housing cover and make...

Page 106: ... 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 higher than the inner measurement or 14 13 16 376 5 mm FIG 7 1 A A 1 16 SM0257 ...

Page 107: ...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 1 Adjust the blade guide arm in to 1 2 13 mm from fully closed 2 Manually try to move the arm up and down If you can move the arm by hand you will need to tighten the arm rollers See Figure 7 3 Remove the blade housing cover to access the b...

Page 108: ...th the arm adjusted 1 2 12 7 mm from fully closed measure the distance between the blade guide roller flange and the back of the blade See Figure 7 4 FIG 7 3 FIG 7 4 OPTIONAL HIGH PERFORMANCE ROLLER BLOCKS SHOWN Lower top roller A to tighten inner bottom roller Raise outer bottom roller B to tighten A B B A Inner Bottom Roller Outer Bottom Roller Turn bolts to move rollers up or down 3H0802 3 Blad...

Page 109: ...HDSdoc072619 7 5 7 4 Adjust the blade guide arm to 1 2 12 7 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 ...

Page 110: ...he 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 13 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 rollers ...

Page 111: ...ng 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 1 5mm 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 an...

Page 112: ...rtical Tilt Alignment The blade guides should be adjusted properly in the vertical plane If the blade guides are tilted vertically the blade will try to travel in the tilted direction A Blade Guide Alignment Tool BGAT is provided to help you measure the vertical tilt of the blade 1 Open the adjustable blade guide arm 1 2 13 mm from full open 2 Clip the alignment tool on the blade Position the tool...

Page 113: ...oosen one set screw at the side of the blade guide assembly See Figure 7 9 Loosen the jam nuts on the top and bottom vertical tilt adjustment screws To tilt the roller up loosen the bottom screw and tighten top screw To tilt the roller down loosen the top screw and tighten the bottom screw Tighten the jam nuts and recheck the tilt of the blade 7 Move the blade guide alignment tool close to the inn...

Page 114: ... 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 11 Measure between the back edge of the blade and the other end of the tool A The roller should be tilted sl...

Page 115: ...d any cutting vari ances 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 from the back edge of the blade If the flange is too close to or too far from the blade the sawmill will not cut accurately HINT When adjusting blade guide spacing loosen the top set screw and one side set...

Page 116: ...ween 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 Side Support Alignment Logs and boards are clamped against the side supports when sawing The sides supports must be square to the bed to ensure square lumber 1 Swing a side support down and measure between the face of the support and...

Page 117: ...zontal 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 eliminate slack as if a log were being clamped against it 5 Place a square against the face of the side support The side support should be square or slightly tilted forw...

Page 118: ...ge so the blade is positioned directly above one of the bed rails Mea sure from the bottom edge on a down set tooth of the blade to the top of the bed rail near the inner blade guide assembly 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 indic...

Page 119: ...9 7 15 7 For example if the measurement from the down set tooth of the blade to the bed rail was 14 3 4 375 mm make sure the indicator reads 14 3 4 375 mm on the scale FIG 7 15 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 ...

Page 120: ...e Sawmills Adjust the two outer outriggers down just so they touch the ground but do not bear weight See SECTION 3 for additional setup information Blade Installation 1 Remove the blade and replace the blade wheel belts New blade wheel belts are required to perform the complete alignment procedure 2 Blow sawdust off of the blade guide assemblies Remove sawdust from the blade hous ings 3 Remove the...

Page 121: ... and rarely needs adjusting To check the pad spac ing perform the following steps NOTE The pads on the engine side of the mast are referred to as the inner pads The pads on the control side of the mast are referred to as the outer pads NOTE Shims are often used around the clamping bolts between the C frame support bracket and the mast v brace The shims align the v brace to the mast so that the ent...

Page 122: ...ical mast 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 an...

Page 123: ... surface of the bed rail 3 Move the saw carriage so the rear of the tool is positioned over the bed rail Again mea sure from the bottom of the tool to the bed rail 4 If the two measurements differ by more than 1 16 1 5 mm adjust the vertical tilt of the drive side blade wheel See Figure 7 18 Use the vertical adjustment screws to adjust the drive side blade wheel To tilt the wheel up loosen the top...

Page 124: ...sure from the tool to the bed rail at both ends of the tool If the measurements at the front and rear ends of the tool differ by more than 1 16 1 5 mm adjust the vertical tilt of the idle side blade wheel See Figure 7 19 Use the vertical adjustment screws to adjust the idle side blade wheel To tilt the wheel up loosen the bottom adjustment screw one quarter turn Loosen the jam nut on the top adjus...

Page 125: ...t 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 9 Check the position of the blade on the idle side blade wheel See Figure 7 21 The horizontal tilt of the blade wheel should be adjusted so that the gul let of an 1 1 4 blade is 1 8 3 mm out from the front edge of the wheel 1 16 1 5 mm FIG 7 19 Adjust vertical adjustment s...

Page 126: ...n the wheel turn the cant control counterclockwise If it is too far back on the wheel turn the cant control clockwise 10 Check the position of the blade on the drive side blade wheel The blade should be posi tioned on the wheel as described for the idle side blade wheel Adjust the drive side blade wheel if necessary FIG 7 21 FIG 7 22 SM0044D 3 16 4 5 mm 1 16 1 5 mm 1 1 2 Blade 1 8 3 0 mm 1 16 1 5 ...

Page 127: ...ht adjustment screw and tighten the screw to 30 ft lbs torque Tighten the left and right jam nuts Track Roller Adjustment Making these adjustments correctly will insure the saw carriage travels smoothly along the track and blade will remain parallel with the bed frame 1 Using the feed controls move the saw carriage so that the blade is positioned over the front pivot end rail 2 Check the lower sto...

Page 128: ...e other roller can be spun by hand The two inside rollers should bear the weight of the saw carriage evenly 4 Move the carriage forward until the blade is positioned over the rear pivot end rail Repeat steps 2 3 until all lower rollers are adjusted properly at the front and rear of the sawmill 5 Open the adjustable blade guide arm to within 1 2 15 mm of full open 6 Move the carriage back to the fr...

Page 129: ...of the pivot rail support All measurements should be equal within 1 32 0 8 mm See Figure 7 26 To adjust the saw head tilt use the horizontal adjustment nuts To raise the outside of the saw head loosen the four inner adjustment nuts 1 2 turn then tighten the four outer nuts To lower the outside of the saw head loosen the four outer adjust FIG 7 25 SM0137 17 400 mm to blade ...

Page 130: ...to secure the carriage on the track rail Failure to properly adjust the stop bolts can cause saw head damage especially during mill transportation Bed Rail Adjustment 1 Move the clamp so it is 10 254mm from the clamp stop Adjust the clamp down to its lowest postion Move the saw head forward until it is positioned over the clamp Raise the saw head until the blade measures 15 5 16 385 mm from the cl...

Page 131: ...o adjust the height of the inner end of the pivot rail Loosen the jam nut and turn the outer 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 from th...

Page 132: ...mbly is mounted 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 head It is referred to as the outer assembly and is adjustable for various widths of materials to be pro cessed NOTE Before installing the blade guide assemblies remove the blade guide adjusti...

Page 133: ...IPPED WITH HIGH PERFORMANCE BLOCKS 1 Install the outer blade guide assembly with waterlube tube to the mounting block on the blade guide arm Position the assembly so the roller flange is 1 8 3 0 mm from the blade 2 Install the inner blade guide assembly to the mounting block on the saw head Position the assembly so the roller flange is 1 16 1 5 mm from the blade Tighten the two previously loosened...

Page 134: ...ause blade vibration 1 Adjust the blade guide arm in to 1 2 13 mm from fully closed 2 Manually try to move the arm up and down If you can move the arm by hand you will need to tighten the arm rollers See Figure 7 31 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 ...

Page 135: ...t the outer lower roller up Retighten the jam nuts and recheck the tightness of the bottom rollers FIG 7 31 Lower top roller A to tighten inner bottom roller Raise outer bottom roller B to tighten A B B A Inner Bottom Roller Outer Bottom Roller Turn bolts to move rollers up or down 3H0802 3 Blade Guide Arm Roller Adjustment Bolts See Detail DETAIL ...

Page 136: ...guide arm to 1 2 13 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 See Figure 7 33 To tilt the arm out away from the blade loosen the front nuts on the inner rollers and tighten the rear nuts To tilt the arm in toward the blade loosen the rea...

Page 137: ...ade 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 See Figure 7 34 Adjust the blade guide arm to 1 2 15 mm from fully open Measure the distance from the bottom of the blade guide mounting block to the bed rail This mea FIG 7 33 Adjust inner rollers in ...

Page 138: ...o tilt the blade guide arm vertically See Figure 7 35 Remove the blade housing cover to access the blade guide arm roller mounting bolts To adjust the rollers loosen the jam nuts on the other side of the blade housing and turn the mounting bolts To tilt the blade guide arm down adjust the outer top FIG 7 34 A B Measure from blade guide arm to bed rail with arm open and closed 3H0802 11 ...

Page 139: ...k the blade guide arm vertical tilt Blade Guide Deflection 7 Raise the saw head until the blade is 15 375 mm above a bed rail Measure the actual distance with a tape from the top of the rail to the bottom of the blade FIG 7 35 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 Blade Guide Arm Roller Adjustment Bolts See ...

Page 140: ...uide Vertical Tilt Alignment The blade guides should be adjusted properly in the vertical plane If the blade guides are tilted vertically the blade will try to travel in the tilted direction A Blade Guide Alignment Tool BGAT is provided to help you measure the vertical tilt of the blade 1 Open the adjustable blade guide arm 1 2 13 mm from full open 2 Clamp the alignment tool on the blade Position ...

Page 141: ...osen one set screw at the side of the blade guide assembly See Figure 7 38 Loosen the jam nuts on the top and bottom vertical tilt adjustment screws To tilt the roller up loosen the bottom screw and tighten top screw To tilt the roller down loosen the top screw and tighten the bottom screw Tighten the jam nuts and recheck the tilt of the blade 7 Move the blade guide alignment tool close to the inn...

Page 142: ...ace the tool against the face of the outer blade guide roller See Figure 7 39 3 Measure between the back edge of the blade and the tool at the end closest to the inner blade guide B 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 5 Loosen the jam nuts on the horizontal tilt adjustment scre...

Page 143: ... screw only This will ensure horizontal and vertical tilt adjustments are maintained when the adjustment screws are retight ened 1 Measure the distance 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 See Figure 7 40 Loosen the top and one side screw shown Tap the blade guide for...

Page 144: ...ee the gap between the bar and the blade Blade Block Adjustment Optional High Performance blocks only 1 Remove the blade and remove the alignment bars from the blade guide assemblies Install new or reconditioned bottom guide blocks to both blade guide assemblies leave mounting bolts loose Use the provided bottom block adjustment tool to lower the bottom block all the way down Install tension and t...

Page 145: ...ort and the main bed tube The distance at the top of the side support B should be equal to or no more than 1 32 0 8 mm greater than the distance at the base of the side support A Adjust the horizontal tilt of the side support if necessary See Figure 7 42 Loosen the two adjustment plate mounting bolts Use a mallet to move the plate until the side support is parallel to the bed tube in the horizonta...

Page 146: ...e side support mounting bolt Use a 3 8 ratchet to rotate the pin until the side support is square to the bed 6 Repeat the vertical check for the remaining side supports and adjust as necessary Clamp Stop Stop Bolt Adjustment 1 Once the side supports are aligned pivot them down to their horizontal position 2 Tie a string to the stop block at the first bed rail Stretch the string toward the rear of ...

Page 147: ...jam nut and adjust the bolt on the middle rear bed rail until it touches the string Saw Head Tilt As the blade enters a wide log or cant the outside of the saw head will drop down slightly To compensate for the drop the saw head is adjusted 1 16 1 5 mm higher at the out side FIG 7 44 SM0191B String across side supports Adjust clamp stop to string Adjust stop bolt against string ...

Page 148: ... so the blade is 14 3 4 375 mm above the bed rails See Figure 7 45 2 Measure from the blade to the bed rail near the outer blade guide assembly See Figure 7 46 To adjust the saw head tilt use the horizontal adjustment nuts To raise the outside of the saw head loosen the four inner adjustment nuts 1 4 turn and tighten the four outer nuts Recheck the measurement from the blade to the bed rails and a...

Page 149: ... of the bed rails Mea sure from the bottom edge on a down set tooth of the blade to the top of the bed rail near the inner blade guide assembly 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 47 Loosen the indicator bracket mounting bolts Adjust the bracket u...

Page 150: ...ttom edge is positioned 1 4 6mm below the bottom of the blade 1 With a square cant on the bed rails lower the blade until it touches the top of the cant Then raise the saw head 1 4 6mm 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 FIG 7 47 15...

Page 151: ...Sawmill Alignment Board Return Bracket Sawmill Alignment HDSdoc072619 7 47 7 See Figure 7 48 FIG 7 48 Bracket Mounting Bolts 3 3H0432 ...

Page 152: ...2 H13 H16 H15 H2 H1 H3 H8 H7 H13 H4 H10 H5 H17 H11 3 8 3 x 7 7 8 1 x 10 1 x 6 1 x 6 2 x 6 2 1 2 x 8 3 x 8 3 x 8 C1 C2 C3 C4 C5 C6 C7 C8 M1 M2 P1 P2 V1 V2 V3 V4 V5 G1 F1 CLAMP UP DOWN CLAMP IN OUT TURNER LOADER ARM TOEBOARD FRONT TOEBOARD REAR CLAMP IN OUT CLAMP UP DOWN TOEBOARD TOEBOARD TURNER SIDE SUPPORT LOADER ARM LOADER ARM RELIEF VALVE SETTING 2200 PSI RELIEF VALVE SETTING 2250 PSI ...

Page 153: ...c Layout Diagram HYDRAULIC LAYOUT DIAGRAM C1 C2 C3 H3 H8 H7 H10 H11 H12 H13 H14 H15 H16 H18 H17 H9 H6 H5 H4 C4 C5 C6 C7 C8 M1 P1 G1 F1 M2 P2 V2 V3 V4 V5 H2 H1 HD0136E V1 Shown with handles down Clamp In Out Clamp Up Down Turner Side Supports Front Toe Board Rear Toe Board Log Loader Crossflow Hose 1 2 ...

Page 154: ...P12846 Hyd Cylinder 2 1 2 Bore X 8 Stroke C4 P12845 Hyd Cylinder 2 Bore X 6 Stroke C5 C6 014482 Hyd Cylinder 1 1 2 Bore x 6 Stroke C7 C8 P12847 Hyd Cylinder 3 Bore X 8 Stroke P1 P2 P12701 Hydraulic Pump With Motor V1 015260 Valve 6 Handle V2 V3 015484 Sequence Valve V4 V5 015750 Valve Hydraulic 5GPM Velocity Fuse M1 M2 052807 Motor Iskra Hydraulic Pump F1 P20301 Filter Hydraulic Fluid Cartridge G1...

Page 155: ...6 Gray 117 1 4 Front Toe Board Base P12542 H7 Pink 178 3 8 Side Support Base 015689 H8 Plain 178 3 8 Side Support Top 015689 H9 White 149 3 8 Clamp In Out Top 015685 H10 Dark Orange 171 3 8 Clamp In Out Base 015684 H11 Purple 219 1 4 Rear Toe Board Top 018026 H12 Black 219 1 4 Rear Toe Board Base 018026 H13 Green 62 3 8 Loading Arm Branch Top 014797 H14 Yellow 64 3 8 Loading Arm Branch Base 014798...

Page 156: ...ormation Hydrostatic Schematic 8 8 5 HDSdoc072619 Hydraulic Information 8 5 Hydrostatic Schematic FIG 8 1 HYDROSTATIC UP DOWN FEED Up Dn Motor Power Feed Motor Input Shaft Power Feed Pump Up Dn Pump Reservoir HD0211 ...

Page 157: ...aulic component list 8 3 control operation 4 1 4 3 fluid level 5 17 hose list 8 4 hydrostatic diagram 8 5 layout diagram 8 2 schematic 8 1 troubleshooting problems 6 5 L leveling logs 4 5 loading logs 4 3 M maintenance blade guide 5 2 blade tensioner 5 12 blade wheel belts 5 13 5 14 brake adjustment 5 15 brake strap 5 15 carriage track wipers 5 4 5 5 drive bearing 5 19 drive belt 5 16 drum switche...

Page 158: ...branch locations 1 3 customer sawmill ID 1 5 general contact info 1 2 setup portable sawmill 3 3 stationary sawmill 3 1 T tensioner maintenance 5 12 troubleshooting 6 1 electrical problems 6 3 hydraulic problems 6 5 sawing problems 6 1 turning logs 4 4 U up down operation 4 6 troubleshooting problems 6 3 W water lube operation 4 17 ...

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Wood-mizer LT30HD-H, Safety, Setup, Operation & Maintenance Manual, Page: 152 / 158

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