Wood-mizer LT30HD Safety, Setup, Operation & Maintenance Manual Download | Manualshive

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Troubleshooting Guide

Power Feed Problems

6

6-5

HD97doc041910

Troubleshooting Guide

6.3

Power Feed Problems

WARNING!

Disconnect and lockout power before perform-

ing any service to the electrical system. For battery-pow-
ered equipment, disconnect the negative battery terminal
cable. Failure to do so may result in injury and/or electrical
system damage.

NOTE:

The power feed circuit board is equipped with LED lights to help determine if the

circuit board or feed rate switch are the cause of any feed problems you may encounter.

See Section 6.4

for instructions.

PROBLEM

CAUSE

SOLUTION

Power 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
Moved Back And Forth.

Variable speed switch is bad -
perform the variable speed
switch test.

Replace variable speed switch.

Power Feed Is Jerky, But
Power Feed Motor Runs Prop-
erly At All Speeds.

Problem is mechanical.

Refer to the Mechanical Test.

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Summary of Contents for LT30HD

Page 1: ...eration Maintenance Manual LT30HD rev G1 00 J7 00 LT40HD rev G1 00 J8 00 Safety is our 1 concern Read and understand all safety information and instructions before oper ating setting up or maintaining this machine December 2000 Form 759 ...

Page 2: ...ade 3 9 3 6 Starting The Engine 3 11 SECTION 4 SAWMILL OPERATION 4 1 4 1 Hydraulic Control Operation 4 1 LT30HD Rev G1 00 G5 02 LT40HD Rev G1 00 G5 02 4 1 LT30HD Rev G6 00 LT40HD Rev G6 00 4 3 4 2 Loading Turning And Clamping Logs 4 5 4 3 Clamp Extension 4 8 LT30HD Rev G1 00 G5 02 LT40HD Rev G1 00 G5 02 4 8 4 8 4 4 Up Down Operation 4 9 4 5 Blade Guide Arm Operation 4 10 4 6 Clutch Brake Operation...

Page 3: ...Charging The Battery 5 35 MAINTENANCE LOG 5 37 SECTION 6 TROUBLESHOOTING GUIDE 6 1 6 1 Sawing Problems 6 1 6 2 Electrical Problems 6 3 6 3 Power Feed Problems 6 5 6 4 Power Feed Circuit Troubleshooting 6 7 LT30HD Rev G9 00 LT40HD Rev G9 00 6 7 LT30HD Rev G1 00 G8 00 LT40HD Rev G1 00 G8 00 6 8 6 5 Hydraulic Problems 6 10 6 6 Engine Motor and Drive Pulleys Alignment 6 16 6 7 Power Feed Variable Feed...

Page 4: ...ide 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 Flange Spacing 7 50 Side Support Alignment 7 52 Clamp Stop Stop Bolt Adjustment 7 54 Saw Head Tilt 7 55 Blade Height Scale Adjustment 7 57 SECTION 8 HYDRAULIC INFORMATION 8 1 8 1 Hydraulic Schematic 8 1 LT30HD Rev G6 00 LT40HD Rev G6 00 8 1 8 2 Hydraul...

Page 5: ...Table of Contents Section Page Table of Contents HD97doc041910 v INDEX I ...

Page 6: ...ent 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 4 930 386 MILL COMPONENTS Engine Drive Assembly Outer Blade Guide Arm Blade Guide Rollers Blade Tensioner Clutch Brake Ha...

Page 7: ..._________ See below for a description of the V I N LT30HD G25 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 8: ...Introduction Customer and Sawmill Identification 1 1 3 HD97doc041910 Introduction The model number and V I N can be found in the following locations MODEL NUMBER AND V I N LOCATIONS 2 1 3 HD0133 ...

Page 9: ...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 10: ...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 Phon...

Page 11: ...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 12: ... 3600 RPM Noise Level operator position 92 dBA 98 dBA 90 dBA 83 dBA Noise Level 20 feet away 76 dBA 88 dBA 68 dBA 67 dBA Blade Speed No Load 5330 sfpm 4620 sfpm 5700 sfpm 5700 sfpm Fuel Consumption per hour 0 78 Gal 1 0 Gal 1 0 Gal Cooling System Air Water Water Water Coolant Capacity 1 1 8 1 9 16 1 5 Gal 1 65 Gal Drive Shaft O D 3 625 3TB42 1 9 16 1 7 16 Drive Pulley 4 55 4 15 Drive Belt 2BX71 3B...

Page 13: ...Noise Level operator position 92 dBA 98 dBA 90 dBA 83 dBA Noise Level 20 feet away 76 dBA 88 dBA 68 dBA 67 dBA Blade Speed No Load 5330 sfpm 4620 sfpm 5700 sfpm 5700 sfpm Fuel Consumption per hour 0 78 Gal 1 0 Gal 1 0 Gal Cooling System Air Water Water Water Coolant Capacity 1 1 8 1 9 16 1 5 Gal 1 65 Gal Drive Shaft O D 3 625 3TB42 1 9 16 1 7 16 Drive Pulley 4 55 4 15 Drive Belt 2BX71 3BX72 3 5vFL...

Page 14: ...ottle Speed No Load 3750 RPM 3200 RPM Noise Level High Throttle No Blade operator position 92 dBA 102 dBA 20 feet away 76 dBA 84 dBA Blade Speed No Load 5330 sfpm 5700 sfpm Fuel Consumption 0 78 Gal 1 0 Gal Cooling System Air Water Coolant Capacity 1 1 8 1 75 Gal Drive Shaft O D 3 625 1 9 16 Drive Pulley 4 55 Drive Belt 2BX71 3BX72 Blade Braking 1 Second 1 Second Oil Capacity w Filter 2 1 qts 6 5 ...

Page 15: ...e Speed No Load 3750 RPM 3200 RPM Noise Level High Throttle No Blade operator position 92 dBA 102 dBA 20 feet away 76 dBA 84 dBA Blade Speed No Load 5330 sfpm 5700 sfpm Fuel Consumption per hour 0 78 Gal 1 0 Gal Cooling System Air Water Coolant Capacity 1 1 8 1 75 Gal Drive Shaft O D 3 625 1 9 16 Drive Pulley 4 55 Drive Belt 2BX71 3BX72 Blade Braking 1 Second 1 Second Oil Capacity w Filter 2 1 qts...

Page 16: ...Speed 1800 RPM 1500 RPM High Throttle Speed No Load 3750 RPM 3200 RPM Noise Level operator position 92 dBA 98 dBA Noise Level 20 feet away 76 dBA 88 dBA Blade Speed No Load 5330 sfpm 4620 sfpm Fuel Consumption 0 78 Gal Cooling System Air Water Drive Shaft O D 1 1 8 1 9 16 Drive Pulley 3 625 3TB42 Drive Belt 2BX71 3BX72 Blade Braking 1 Second 1 Second Oil Capacity w Filter 2 1 qts 3 6 qts Battery 1...

Page 17: ... 1800 RPM 1500 RPM High Throttle Speed No Load 3750 RPM 3200 RPM Noise Level operator position 92 dBA 98 dBA Noise Level 20 feet away 76 dBA 88 dBA Blade Speed No Load 5330 sfpm 4620 sfpm Fuel Consumption per hour 0 78 Gal Cooling System Air Water Drive Shaft O D 1 1 8 1 9 16 Drive Pulley 3 625 3TB42 Drive Belt 2BX71 3BX72 Blade Braking 1 Second 1 Second Oil Capacity w Filter 2 1 qts 3 6 qts Batte...

Page 18: ...d 1800 RPM 1500 RPM High Throttle Speed No Load 3600 RPM 3200 RPM Noise Level High Throttle No Blade operator position 96 dBA 98 dBA 20 feet away 86 dBA 88 dBA Blade Speed No Load 4620 sfpm 4620 sfpm Fuel Consumption Cooling System Air Water Drive Shaft O D 1 1 8 1 9 16 Drive Pulley 3TB32 3TB42 Drive Belt 2BX74 3BX72 Blade Braking 1 Second 1 Second Oil Capacity w Filter 3 qts 3 6 qts Battery 12V 8...

Page 19: ...0 RPM 1500 RPM High Throttle Speed No Load 3600 RPM 3200 RPM Noise Level High Throttle No Blade operator position 96 dBA 98 dBA 20 feet away 86 dBA 88 dBA Blade Speed No Load 4620 sfpm 4620 sfpm Fuel Consumption per hour Cooling System Air Water Drive Shaft O D 1 1 8 1 9 16 Drive Pulley 3TB32 3TB42 Drive Belt 2BX74 3BX72 Blade Braking 1 Second 1 Second Oil Capacity w Filter 3 qts 3 6 qts Battery 1...

Page 20: ... 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 single...

Page 21: ...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 app...

Page 22: ...es 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 the...

Page 23: ...NLY 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 24: ...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 25: ...s 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 ha...

Page 26: ...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 27: ...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 seri...

Page 28: ... 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 i...

Page 29: ...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 performi...

Page 30: ...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 31: ...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 32: ... 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 s...

Page 33: ... call your Customer Service Representative to order more decals IMPORTANT If replacing a component which has a safety decal affixed 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 saw ing Failure to do so may result in serious injury or death WARNING Always leave loading arm halfway...

Page 34: ...e 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 hook...

Page 35: ...nd 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 Fail...

Page 36: ...hers 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 down switch on the control panel to raise the cuttin...

Page 37: ...Sawmill Setup Stationary Sawmill Setup Sawmill Setup HD97doc041910 3 2 3 See Figure 3 1 FIG 3 1 SM0130 Bed Rail Stop Block Pivot End Rail Side Support ...

Page 38: ...ult 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 on...

Page 39: ...ch 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 injury NOTE Mills prior to LT30HD 40HD H6 02 ...

Page 40: ...mage 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 Remove the locking pin and swing the rest pin down below bed level CAUTION DC Models Only Always m...

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: ...e 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 Tens...

Page 44: ...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 control c...

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: ...n 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 serious injury...

Page 47: ...e bottom of the carriage touch the power strip on the frame tube The hydraulic control levers will only work when the cutting head is close enough to the front end of the mill to touch the power strip LT30HD Rev G1 00 G5 02 LT40HD Rev G1 00 G5 02 See Figure 4 1 Standard hydraulic units have five control levers to load clamp turn and level logs FIG 4 1 Clamp In Out Turner Front Toeboard Rear Toeboa...

Page 48: ...lic switches halfway up or down also will cause excessive drainage from the bat tery 1 Move the clamp out and down so it will not get in the way of logs being loaded onto the bed Lower the clamp lever to move the clamp out toward the loading side of the mill See Figure 4 2 The two stage clamp can be raised or lowered by lowering the clamp lever and moving the clamp all the way out The clamp will e...

Page 49: ... 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 without the engine running will result in power drainage from the battery Holding the hydraulic switches halfway up or down also will cause excessive ...

Page 50: ...e of 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 cyl...

Page 51: ...he log from falling off the side of the bed 3 Use cant hooks or loading equipment to move the log to the foot of 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 5 Raise the loader lever to raise the log onto the sawmill bed Simply let the loader rise until the...

Page 52: ...rst cut 3 Lower the turner lever to lower the turner arm below the log 4 Raise the turner arm to get a new bite on the log 5 Disengage the clamp 6 The log can be turned now Repeat steps 4 through 7 until the log is turned as desired To Turn Logs Optional Procedure For Rev G6 00 Hydraulic Mills Only If you are turning a small cant on a mill with two plane clamp you may opt to use the clamp to turn ...

Page 53: ...he 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 appropriate lever to raise the front or rear toe board until the heart of the log measures the same distance from the bed rails at each end of the log ...

Page 54: ... pin and clamp extension from its storage position at the end of the clamp assembly Replace the pin in the storage hole Slide the extension over the lip of the clamp The extension lets you clamp small logs that cannot be held with the hydraulic clamp in its up or down positions The clamp should be removed from the clamp and returned to its storage position before towing the mill FIG 4 4 Remove ret...

Page 55: ...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 56: ... 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 6 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 57: ...el of your first few cuts 3 Start the engine 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 fasten t...

Page 58: ...urns the engine to idle LT30HD Super and LT40HD Rev G1 00 G2 04 only See Figure 4 8 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 pin should...

Page 59: ...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 60: ... the carriage stops moving Throw the clutch brake lever up or the optional 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 3 CAUTION Be sure to stop the blade when returning the carriage This will not only pre vent the blade from being pulled off and ruine...

Page 61: ... detailed operating instructions 3 Make sure all covers and 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 11 5 Feed the blade into the log slowly See Section 4 7 Once the blade completely enters the log increase the feed rate as desired A...

Page 62: ...es If the log was turned 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 10 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 ...

Page 63: ... 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 step...

Page 64: ...o the carriage head frame It includes a blade height indicator an inch scale a quarter scale FIG 4 10 STEEL INDICATOR FIG 4 10 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 65: ...eight 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 a...

Page 66: ... 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 67: ... 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 12oz bottle of Wood Mizer Lube Additive to 5 gallons of water Wood Mizer Lube Additive enables some previously impossible timbers to be cut by significantly reducing resin buildup on the blade It helps to reduce ...

Page 68: ...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 separate LubeM izer System manual for operation instructions ...

Page 69: ... sawmill Raise the rear outriggers See Figure 4 12 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 70: ...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 the loader arm channels up to the loader 5 Release the blade tension CAUTION Changes in temperature could cause increased pressure in the blade tensioner and loss of fluid from the gauge Release the blade t...

Page 71: ...g the head 3 4 19mm until it contacts the stop blocks on the mast rails CAUTION It is important that the lower stop bolts are prop erly adjusted to secure the carriage on the track rail Failure to properly adjust the stop bolts can cause saw head dam age especially during mill transportation FIG 4 13 HD0075 Rest Pin Lock Pin ...

Page 72: ...ter it is lowered 3 4 19mm past where it contacts the rest pin See Figure 4 14 12 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 14 Loosen jam nut and turn bolt to raise or lower stop bolt ...

Page 73: ... sure the saw head safety chain is secured before towing the sawmill Failure to properly secure the saw head can result in severe machine damage Be sure the blade housing and pulley covers are in place and secure Use the safety retainer pin and cable to fasten blade housing covers 14 Remove all loose objects from the bed of the mill Store the outrigger jack handle in the bracket provided on the re...

Page 74: ...se 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 Damag...

Page 75: ...ee 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 Life Up Down Motor Brushes 1000 hours B...

Page 76: ...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 77: ...ng 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 78: ...justment 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 onl...

Page 79: ...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 80: ...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 de...

Page 81: ... 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 82: ...operating the saw mill The steel fingers have been designed 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 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 Re...

Page 83: ...can cause rapid 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 lif...

Page 84: ...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 85: ...o 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 col...

Page 86: ...eed 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 per...

Page 87: ...st 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 6 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 pivots with a NLGI No 2 grade lithium grease every fifty hours of operation 5 Check the mill alignment every setup See Secti...

Page 88: ... 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 ha...

Page 89: ... 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 pulling...

Page 90: ...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 91: ... 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 t...

Page 92: ...Strap Adjustment 5 5 18 HD97doc041910 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 93: ...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 viewed from the top to tighten the belt clockwise to loosen the belt See Figure...

Page 94: ...er is disengaged See Section 5 10 5 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 cable spring 1...

Page 95: ...n AND 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 3...

Page 96: ...ndle can 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 LT30HD and LT40HD Rev G2 05 The detent pin should be removed from previous revision mills to prevent possible injury caused by ...

Page 97: ...ths This will drain any accumulated 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 13 If you are operating in temperatures 20 to 100 F 29 to 38 C use an all weather h...

Page 98: ... Replace the hydraulic system cartridge filter every 500 hours of operation FIG 5 13 120 49 40 5 80 27 0 18 100 38 20 7 60 16 20 29 110 44 30 1 70 21 10 23 90 32 10 12 50 10 30 35 F C Level A Fluid Level B Fluid Level C Fluid H Y D R A U LIC FLU ID TEMPERATURE 500 ...

Page 99: ...rs of operation Remove brush dust and replace the brushes if they worn to a length of 1 4 or shorter CAUTION Do not operate the hydraulic system if the pump motor brushes are worn shorter than 1 4 Damage to the pump motor may result 4 Periodically check all hydraulic lines and fitting as needed Replace as necessary 750 ...

Page 100: ...e drive side cylinder bearing housing every 500 hours of operation For LT30HD 40HD rev H3 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 Auto matic Transmission Fluid ATF such as Dexron III ATF into the hos...

Page 101: ... H3 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 15 FIG 5 15 ...

Page 102: ...t 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 Always secure the saw head with a 5 16 chain with at least 1900 lbs working load capacity before adjust ing the up down c...

Page 103: ...Maintenance Up Down System Maintenance HD97doc041910 5 29 5 FIG 5 16 JAM NUT DESIGN Up Down Chain Adjustment Nuts 3H0020B ...

Page 104: ...intenance Up Down System 5 5 30 HD97doc041910 Maintenance 1 Grease the up down gear reducer shaft bearing with a NLGI No 2 grade lithium grease every 1000 hours of operation See Figure 5 17 FIG 5 17 1000 ...

Page 105: ...ay fall causing severe injury or death Periodically check the belt for wear Replace any damaged or worn belts as needed See Figure 5 18 3 Check the up down gearbox oil level Add a synthetic gear oil such as Mobil SHC 634 as needed G24 G25 models Drain and refill the gearbox with 8 11 ounces of oil after the first 250 hours of sawmill operation Repeat every 5000 hours or every 2 years whichever com...

Page 106: ...Maintenance Up Down System 5 5 32 HD97doc041910 Maintenance ...

Page 107: ...wer 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 19 Remove the power feed belt cover and pivot the motor so that the motor pulley moves away from the large feed pulley Tighten the belt so there is 1 8 3 mm deflection with a 7 lb 3 2 Kg deflection force Retighten the motor ...

Page 108: ...d 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 20 FIG 5 20 Feed Chain Adjustment Nuts 3H0018B ...

Page 109: ...h 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 can...

Page 110: ...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 111: ...UAL 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 Section 5 7 Lubricate bla...

Page 112: ...Maintenance HD97doc041910 5 38 Grease up down shaft bearing See Section 5 15 ...

Page 113: ...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 15 See Section 5 15 Check blade throat screw See Section 5 2 Replace cylinder drive bearing fluid See Section 5 14 Check feed...

Page 114: ...ndle 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 15 See Section 5 15 Check blade throat screw See Section 5 2 Replace cylinder drive bearing fluid See Section 5 14 Check...

Page 115: ...ndle 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 15 See Section 5 15 Check blade throat screw See Section 5 2 Replace cylinder drive bearing fluid See Section 5 14 Check...

Page 116: ...ndle 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 15 See Section 5 15 Check blade throat screw See Section 5 2 Replace cylinder drive bearing fluid See Section 5 14 Check...

Page 117: ...ndle 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 15 See Section 5 15 Check blade throat screw See Section 5 2 Replace cylinder drive bearing fluid See Section 5 14 Check...

Page 118: ...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 119: ...Vertical wear pads are too tight Adjust pads Up down belt loose Adjust 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 wi...

Page 120: ...lipping 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 Replace breaker Burned out motor Replace motor Bad connection on battery post or loo...

Page 121: ...ey 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 authorized dealer Bad battery cells Check fluid levels and add proper solution Idle improper Adjust low en...

Page 122: ...may encounter See Section 6 4 for instructions PROBLEM CAUSE SOLUTION Power 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...

Page 123: ...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 124: ...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 light...

Page 125: ...power is present at the power feed control circuit board LT30HD Rev G1 00 G8 00 LT40HD Rev G1 00 G8 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 indicated by the...

Page 126: ...t 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 the pow...

Page 127: ...strip on main tube Check contact and strip for tarnish or loose wires Clean as neces sary Poor ground connection Check ground connection between pump and saw frame and between battery negative 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 capability such as low battery charge low alternator o...

Page 128: ...ltipurpose ATF automatic transmission fluid until level is 4 4 1 2 from bottom of reservoir with all cylinders retracted Pressure relief valve moved from proper setting Adjust pressure relief valve Low air temperature causing 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 Continu ous...

Page 129: ...e causing fluid to thicken Allow fluid to warm up Synthetic fluids are available that allow for hydraulic operation in cold weather conditions Univis HVI 13 Hydraulic Turner Goes Up Before Or At Same Time As Side Supports Dirt in sequence valve Remove sequence valves and clean thoroughly with kerosene NOTE Be sure to reassemble the valve and install it in its original position on the cylinder Reta...

Page 130: ... hydraulics operate properly hoses and cylinder seals are good Perform further valve inspection found below If up creep still occurs check all hoses for possible pinholes causing leakage Replace if applicable Retest If up creep still occurs replace cylin der seals or cylinder and retest Be sure to reconnect the hose to the proper valve section when done FURTHER VALVE INSPECTION If further inspecti...

Page 131: ...pection found below If down creep still occurs check all hoses for possible pinholes causing leakage Replace if applicable Retest If down 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 Fl...

Page 132: ...jerky or don t work at all Low fluid level Check fluid level and add fluid as nec essary Check for leaks in the system at the control box fittings hoses and cylinders One of the log loader cylin ders 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 ...

Page 133: ...f the pul ley 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 clutch handle disengaged use a straight edge to check the alignment of the engine pulley to the main drive pulley Loosen the bushing on the drive pulley and adjust if necessary until it is aligned with the engine pulley 4 G25...

Page 134: ...ere 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 do...

Page 135: ...roblem 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 136: ...dust 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 rol...

Page 137: ...ge to the fitting NOTE Installing the gauge at the loading arm fitting port will insure the pressure reading is not affected by a relief valve WARNING Wear safety goggles and keep people away from area when performing this procedure Check gauge fitting connection for leaks before activating the hydraulic valve levers Carefully activate the lever and watch for leaks Fix any leaks before proceeding ...

Page 138: ...psi and should not need to be readjusted The relief valve adjustment screw shown may be used to fine tune the hydraulic pressure Remove the adjustment screw nut Tighten the adjustment screw clockwise to increase pressure Loosen the adjustment screw counterclockwise to lower pressure CAUTION Pressure should not exceed 2000 psi If it does the amp draw will rise above the design maximum of 200 amps a...

Page 139: ... 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 4 1 Remove the fuse box cover and remove the stud from its storage position inside the f...

Page 140: ...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 141: ...ed at the front of the control box The blade guide accessory ignition and start breakers 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 5 External Power Feed Circuit Break...

Page 142: ...m the 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...

Page 143: ... 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 144: ...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 145: ...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 146: ... 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 a...

Page 147: ... 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 148: ...unting 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 149: ...e 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 Bla...

Page 150: ... 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 151: ...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 152: ...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 153: ...tine Alignment Procedure Sawmill Alignment HD97doc041910 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 154: ...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 155: ...rew 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 forwa...

Page 156: ...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 157: ...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 158: ...quare 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 159: ...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 160: ...mill is evenly supported If your sawmill has a trailer axle and adjustable outriggers adjust the outriggers as fol lows LT30HD Adjust the two outriggers on the main frame tube down just enough to lift weight from the trailer tire LT40HD 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 outri...

Page 161: ...ving 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 ...

Page 162: ...es contact with the 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...

Page 163: ... 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 164: ...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 165: ...ills prior to Rev H7 00 are equipped with socket set screws rather than hex bolts Adjustment of either type bolt is similar 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 from the blade and reattach it...

Page 166: ...e quarter turn Loosen the jam nut on the bottom adjustment screw and tighten the screw Tighten the top and bottom jam nuts NOTE Sawmills prior to Rev H7 00 are equipped with socket set screws rather than hex bolts Adjustment of either type bolt is similar 8 Recheck the vertical tilt of the idle side blade wheel with the blade guide alignment tool Readjust the blade wheel as necessary until the fro...

Page 167: ... 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 Blad...

Page 168: ...right adjustment 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 t...

Page 169: ...ront 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 the bearin...

Page 170: ...ills prior to Rev H7 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 move the bottom rolle...

Page 171: ...pin 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 positioned over the rear pivot end rail Repeat steps 2 3 until all...

Page 172: ...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 173: ...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 174: ...ly 1 Move the clamp all the way out to flip the clamp down if necessary Adjust the clamp until it is positioned 10 from the clamp stop Move the saw head until the blade is centered over the clamp 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 t...

Page 175: ...e 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 1 32 0 8 mm 0 from the blade at each end of the rail FIG 7 29 Inner Hei...

Page 176: ...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 177: ...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 178: ...TANDARD 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 179: ...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 180: ... 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 with...

Page 181: ... 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 182: ...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 183: ...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 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 B...

Page 184: ... 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 185: ...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 186: ...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 187: ... 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 Adjust...

Page 188: ...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 189: ...plete Alignment Procedure Sawmill Alignment HD97doc041910 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 190: ... 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 191: ...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 192: ...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 193: ...nting 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 el...

Page 194: ...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 195: ...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 196: ...ted 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 in...

Page 197: ...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 198: ...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 199: ...HD0138B H13 H13 H8 H5 H17 H11 H13 H15 H14 H1 H2 H7 H6 H12 H3 H9 H4 H16 H10 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 P1 V1 V2 V3 V4 V5 F1 CLAMP IN OUT CLAMP UP DOWN TOEBOARD TOEBOARD TURNER SIDE SUPPORT LOADER ARM LOADER ARM RELIEF VALVE SETTING 2000 PSI RELIEF VALVE SETTING 2250 PSI CLAMP UP DOWN CLAMP IN OUT TURNER LOADER ARM TOEBOARD FRONT TOEBOARD ...

Page 200: ...2 HYDRAULIC SCHEMATIC HD0125 H13 H13 H8 H5 H11 H2 H12 H15 H14 H6 H7 H12 H3 H9 CLAMP CLAMP TURNER LOADER ARMS RELIEF VALVE SETTING 2000 PSI RELIEF VALVE SETTING 2250 PSI TOEBOARD TOEBOARD FRONT TOEBOARD REAR TOEBOARD TURNER SIDE SUPPORT LOADER ARM LOADER ARM H4 H10 3 8 H1 3 x 8 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 M1 P1 V1 V2 V3 V4 V5 F1 ...

Page 201: ...out Diagram LT30HD Rev G6 00 LT40HD Rev G6 00 FIG 8 3 HYDRAULIC LAYOUT DIAGRAM C1 C2 C3 H2 H7 H6 H9 H10 H11 H12 H13 H14 H15 H17 H16 H8 H5 H4 H3 C4 C5 C6 C7 C8 V1 M1 P1 F1 V2 V3 V4 V5 H1 HD0137D Shown with handles down Clamp In Out Clamp Up Down Turner Side Supports Front Toe Board Rear Toe Board Log Loader ...

Page 202: ... Hyd Cylinder 2 1 2 Bore X 8 Stroke C6 P12845 J D Hydraulic P12845 Hyd Cylinder 2 Bore X 6 Stroke C7 C8 P12847 J D Hydraulic P12847 Hyd Cylinder 3 Bore X 8 Stroke P1 M300 0230 Monarch Hyd P12701 Hydraulic Pump With Motor V1 HDS10 6 6 Betro Inc 015260 Valve 6 Section Hidroirma V2 V3 A09207 Wood Mizer A09207 Sequence Valve V4 V5 28000 502 5 Vonberg 015750 2 2 015750 velocity fuse changed from 4 0GPM...

Page 203: ...r port valve LT30HD 40HD Rev G4 Requires larger control box with adapter plate and different fittings see parts section for details Valve 5 Valve Salami V2 V3 A09207 Wood Mizer A09207 Sequence Valve V4 V5 28000 502 5 Vonberg 015750 2 2 015750 5GPM velocity fuse replaces P11566 2 5GPM velocity fuse suplied prior to Rev G3 00 Use kit 015832 to upgrade previous revisions with a pair of new fittings 0...

Page 204: ...1 4 Side Support Base LT40HD 014788 H7 Plain 159 1 4 Side Support Top LT30HD P12547 181 1 4 Side Support Top LT40HD 014788 H8 White 135 1 4 Clamp In Out Top LT30HD P12543 157 1 4 Clamp In Out Top LT40HD P12546 H9 Dark Orange 125 1 4 Clamp In Out Base LT30HD 014784 151 1 4 Clamp In Out Base LT40HD P12545 H10 Purple 196 1 4 Rear Toe Board Top LT30HD 014791 219 1 4 Rear Toe Board Top LT40HD 018026 H1...

Page 205: ...tion HD97doc041910 8 7 8 2 Replaces P12533 14 hose originally supplied prior to Rev H5 00 Longer hose and elbow fitting P09142 at side support cylinder base used to eliminate kinking of hose 3 Front toe board hoses lengthened 4 for easier installation 7 98 ...

Page 206: ...ront Toe Board Base LT40HD P12542 2 H6 Pink 159 1 4 Side Support Base LT30HD P12547 181 1 4 Side Support Base LT40HD 014788 H7 Plain 167 1 4 Side Support Top LT30HD 014786 189 1 4 Side Support Top LT40HD 014790 H8 White 142 1 4 Clamp Top LT30HD P12544 164 1 4 Clamp Top LT40HD P12548 H9 Dark Orange 135 1 4 Clamp Base LT30HD P12543 157 1 4 Clamp Base LT40HD P12546 H10 Purple 194 1 4 Rear Toe Board T...

Page 207: ...tion 4 1 4 5 fluid level 5 23 hoses 8 6 8 8 schematic 8 1 8 2 troubleshooting problems 6 10 L leveling logs 4 7 loading logs 4 5 M maintenance blade guide 5 2 blade tensioner 5 14 blade wheel belts 5 15 5 16 brake adjustment 5 17 brake strap 5 17 carriage track wipers 5 9 clutch detent 5 22 drive bearing 5 26 drive belt 5 19 drum switches 5 12 hydraulic system 5 23 mast rails 5 10 5 11 miscellaneo...

Page 208: ...sawmill 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 14 troubleshooting 6 1 electrical problems 6 3 hydraulic problems 6 10 power feed problems 6 5 sawing problems 6 1 turning logs 4 6 U up down operation 4 9 troubleshooting problems 6 3 W water lube operation 4 21 ...

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