Wood-mizer LT70HD Safety, Setup, Operation & Maintenance Manual Download Page 160

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Troubleshooting Guide

Circuit Breaker Operation

6-27

60HD-R04doc112210

Troubleshooting Guide

See Figure 6-8.

DC Models Only Prior to Rev. B3.00:

The power feed, up/down, and

autoclutch breakers are externally mounted at the side of the remote junction box. A key-
switch breaker is located inside the remote junction box.

FIG. 6-8

Power Feed

Up/Down

Autoclutch

Keyswitch

3H0482-1

Summary of Contents for LT70HD

Page 1: ...Setup Operation Maintenance Manual LT70HD Remote rev A3 01 B3 01 Safety is our 1 concern Read and understand all safety information and instructions before oper ating setting up or maintaining this machine October 2004 Form 1190 ...

Page 2: ...he Engine or Motor 3 36 3 7 Board Return 3 37 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 4 5 4 4 Blade Guide Arm Operation 4 6 4 5 Autoclutch Operation DC Only 4 7 4 6 Power Feed Operation 4 8 4 7 Cutting The Log 4 10 4 8 Edging 4 12 4 9 Optional Cutting Procedure 4 13 4 10 Blade Height Scale 4 14 4 11 Water L...

Page 3: ...ON 6 TROUBLESHOOTING GUIDE 6 1 6 1 Sawing Problems 6 1 6 2 Electrical Problems 6 3 6 3 Power Feed Problems 6 6 6 4 Power Feed Circuit Troubleshooting 6 8 LT70HD RemoteRev A4 00 B2 00 6 8 LT60HD 70HD RemoteRev A3 01 A3 03 6 11 6 5 Hydraulic Problems 6 13 6 6 Engine Motor and Drive Pulleys Alignment 6 20 6 7 Power Feed Variable Feed Rate Switch Test 6 21 6 8 Power Feed Mechanical Test 6 22 6 9 Hydra...

Page 4: ...ent 7 21 Track Roller Adjustment 7 26 Bed Rail Adjustment 7 29 Blade Guide Installation 7 31 Blade Guide Arm Alignment 7 34 Blade Guide Deflection 7 39 Blade Guide Vertical Tilt Alignment 7 40 Blade Guide Horizontal Tilt Adjustment 7 42 Blade Guide Flange Spacing 7 44 Blade Guide Level 7 46 Blade Block Adjustment 7 49 Manual Side Support Alignment 7 51 Hydraulic Side Support Alignment 7 53 Clamp S...

Page 5: ...anual do not amend or extend the limited warranties for the equipment given at the time of purchase For general information regarding Wood Mizer and our Forest to Final Form products please refer to the All Products Catalog in your support package Wood Mizer is a registered trademark of Wood Mizer Products Inc U S Patent No 6 655 429 MILL COMPONENTS Engine Drive Assembly Remote Control Station Hyd...

Page 6: ...r 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 ar...

Page 7: ...E 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 Ph...

Page 8: ...673 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 22...

Page 9: ...ive Belt 3 5VX950 3 5VX950 3 5VX950 3 5VX950 3 5VFX950 Blade Braking 6 7 Seconds 6 7 Seconds 6 7 Seconds 6 7 Seconds 6 7 Seconds Oil Capacity w Filter 10 qts 10 6 qts 6 7 qts N A 3 6 qts Battery 12V 1100CCA 12V 1100CCA 12V 1100CCA N A 12V 1100CCA Alternator Output 190 Amps 190 Amps 190 Amps N A 190 Amps Alternator Belt 6PK415 6PK415 6PK400 N A 6PK1145 Rates D51 D62 D42 E25 D55 Max Forward Not Cutt...

Page 10: ...5VX950 3 5VX950 3 5VX950 Blade Braking 6 7 Seconds 6 7 Seconds 6 7 Seconds 6 7 Seconds Oil Capacity w Filter 10 qts 10 6 qts 6 7 qts N A Battery 12V 1100CCA 12V 1100CCA 12V 1100CCA N A Alternator Output 190 Amps 190 Amps 190 Amps N A Alternator Belt 6PK415 6PK415 6PK400 N A Rates D51 D62 D42 E25 Max Forward Not Cutting 205 ft min 182 ft min 208 ft min Reverse 200 ft min 186 ft min 206 ft min Hourl...

Page 11: ...e below for a description of the V I N LT70HD D51 HR Basic Sawmill I D Engine Motor Configuration Voltage Configuration Remote 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 LT28 3 LT30 40 4 LT30HD 40HD 5 LT 40 Super 6 LT40HD Super 7 LT60HD 70HD 8 LT50HD Length of the Tr...

Page 12: ...Introduction Customer and Sawmill Identification 1 1 8 60HD R04doc112210 Introduction The model number and V I N can be found in the following locations MODEL NUMBER AND V I N LOCATIONS ...

Page 13: ...ll 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 sing...

Page 14: ...e 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 a...

Page 15: ...ades 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 t...

Page 16: ...ve with the water lube accessory Never use flammable fuels or liquids such as diesel fuel If these types of liquids are necessary to clean the blade remove it and clean with a rag Failure to do so can damage the equipment and 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 a...

Page 17: ...e used as a neutralizer 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 conc...

Page 18: ...ous 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 ...

Page 19: ...de alignment will result in stress cracks forming in the blade These cracks will lead to premature blade breakage If the blade breaks during operation and the blade has multiple stress cracks the blade could shatter into several pieces and escape from the protective guards of the sawmill Small blade pieces projected into the area around the sawmill creates a safety hazard for the operator and any ...

Page 20: ... 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 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 ...

Page 21: ...e 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 se...

Page 22: ...sea 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 seriou...

Page 23: ...raulic control box Disconnect and lock out both power supplies before servicing Failure to do so will result in shock burns or death WARNING Consider all electrical circuits energized and danger ous WARNING Disconnect the negative battery terminal cable before performing any service to the 12 Volt electrical system Failure to do so may result in injury and or electrical system damage WARNING Never...

Page 24: ...h 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 su...

Page 25: ...t 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 press...

Page 26: ...ce his own personal lock on the energy isolating devices Rules for Using Lockout Procedure The Sawmill shall be locked out to protect against accidental or inadvertent operation when such operation could cause injury to personnel Do not attempt to operate any switch or valve bearing a lock Owner s Responsibility The procedures listed in this manual may not include all ANSI OSHA or locally required...

Page 27: ... securely before saw ing Failure to do so may result in serious injury or death WARNING Always leave hydraulic loading arm halfway up while log is on sawmill bed Failure to do so may result in serious injury or death AUTOMATIC BOARD RETURN SAFETY DANGER Keep all persons out of the path of returning boards Failure to do so will result in serious injury WARNING The automatic board return is intended...

Page 28: ...e cutting head may fall causing severe injury or death WARNING Release pressure from the up down assist prior to performing any service to the assembly Rev A5 00 Failure to do so may result in the assembly flying apart causing injury or damage to the equipment WARNING The gas spring cylinders are pressurized Rev A5 00 Disassembly of cylinder may result in injury or damage to the cylinder POWER FEE...

Page 29: ...do so may result in serious personal injury and or severe machine damage DANGER Make sure all light connections have been made and are working properly before towing the sawmill Failure to do so may result in serious personal injury and or severe machine dam age WARNING The trailer option is designed for the express purpose of towing the sawmill it is supplied with Do not make modifications or add...

Page 30: ...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 Failure to do so may result in serious personal injury and or severe machine damage DANGER Do not use the electric brake system as an emergency brake while the sawmill is not being towed Extended use of the electric brakes while...

Page 31: ...t pad should be rated to support 6350 lbs sq ft at each sawmill foot position See Form 847 for stationary sawmill foot anchor locations See Form 359 for stationary sawmill with bed extension foot anchor locations See Form 1084 for complete electric sawmill installation instructions NOTE Make sure the unit is level before securing It IS possible to twist the mill frame by jacking one foot higher th...

Page 32: ...ve the cable chain support bracket 1 Disengage the rubber strap holding the cable chain to the support bracket 2 Loosen the handles and remove the support bracket from the sawmill track rail 3 Store the bracket in the remote cable storage box FIG 3 1 3H0479 1 Remove strap from cable chain Loosen handles and remove chain support ...

Page 33: ...n the stand Tighten the locking handles by turning clockwise 5 Place the control stand assembly in the desired location Open the cable storage box and route the cables to the back of the control box Be sure the cables are clear of any moving parts of the sawmill and are not in the path where operator s might trip on them Connect the cables to the box matching the labels on the cables with the labe...

Page 34: ...emove the locking pin and swing the rest pin down below bed level CAUTION DC Models Only 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 8 Use the carriage forward reverse switch left side of control box to move the cutting head toward the front end of the mill 9 Raise the ...

Page 35: ...Sawmill Setup Stationary Sawmill Setup Sawmill Setup 60HD R04doc112210 3 5 3 See Figure 3 4 FIG 3 4 Side Support Bed Rail Stop Block Pivot End Rail 600099 ...

Page 36: ...y Sawmill Setup 3 3 6 60HD R04doc112210 Sawmill Setup Rev A5 00 Setup the board return table for operation 1 First remove three retaining pins to detach the long table assembly from the sawmill See Figure 3 5 FIG 3 5 600187 1 ...

Page 37: ... assembly off the rest pin and slide toward the front of the mill Rest the long table on the short bottom table so it is balanced Replace the three retaining pins 3 Remove the rest pin retaining pin and pivot the rest pin down below bed level Replace the retaining pin See Figure 3 6 FIG 3 6 600187 2 ...

Page 38: ...Sawmill Setup Stationary Sawmill Setup 3 3 8 60HD R04doc112210 Sawmill Setup 4 Pull the outrigger pins and lower the legs See Figure 3 7 FIG 3 7 600187 3 ...

Page 39: ...Setup Sawmill Setup 60HD R04doc112210 3 9 3 5 Slide the long table until it rests in position level with the short table assembly 6 If necessary adjust the outrigger legs up or down so the table is level See Figure 3 8 FIG 3 8 600187 4 ...

Page 40: ...wmill Setup 3 3 10 60HD R04doc112210 Sawmill Setup Rev A3 01 A4 01 Setup the board return table for operation 1 First remove three retaining pins to detach the long table assembly from the sawmill See Figure 3 9 FIG 3 9 600149 1 ...

Page 41: ...assembly off the rest pin and slide toward the front of the mill Rest the long table on the short bottom table so it is balanced Replace the three retaining pins 3 Remove the rest pin retaining pin and pivot the rest pin down below bed level Replace the retaining pin See Figure 3 10 FIG 3 10 600149 2 ...

Page 42: ...l Setup 3 3 12 60HD R04doc112210 Sawmill Setup 4 Remove the four leg pins and pivot the legs toward the ground Replace the leg pins WARNING To avoid injury keep hands away from area where legs pivot See Figure 3 11 FIG 3 11 600149 3 ...

Page 43: ...c112210 3 13 3 5 Slide the long table until it rests in position level with the short table assembly 6 If necessary remove the leg adjustment pins and adjust the legs up or down so the table is level Replace the leg adjustment pins See Figure 3 12 FIG 3 12 600149 5 ...

Page 44: ... Sawmill Setup 7 Slide the long table until it rests in position level with the short table assembly 8 If necessary remove the leg adjustment pins and adjust the legs up or down so the table is level Replace the leg adjustment pins See Figure 3 13 FIG 3 13 600149 5 ...

Page 45: ...result 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...

Page 46: ... pin is free from the outrigger channel notch then pull the locking pin out to release the outrigger Lower the outrigger as necessary Push the locking pin back in and turn clockwise until the inner roll pin is behind the outrigger channel notch to lock the outrigger in place WARNING Put front outrigger down before moving cutting head from the rest position Failure to do so may result in serious in...

Page 47: ...e FAO outrigger base height while there is weight on the FAO Damage to the FAO may result See Figure 3 16 Before moving the saw carriage remove the cable chain support bracket 1 Disengage the rubber strap holding the cable chain to the support bracket 2 Loosen the handles and remove the support bracket from the sawmill track rail 3 Place the support bracket on the storage bracket located on the sa...

Page 48: ...0HD R04doc112210 Sawmill Setup storage bracket and secure the rubber strap in the bracket hole FIG 3 16 Store chain support on bracket between first and second bed rails 3H0479 Remove strap from cable chain Loosen handles and remove chain support ...

Page 49: ...nd Tighten the locking handles by turning clockwise 2 Place the control stand assembly in the desired location Open the cable storage box and route the cables to the back of the control box Be sure the cables are clear of any moving parts of the sawmill and are not in the path where operator s might trip on them Connect the cables to the box matching the labels on the cables with the labels on the...

Page 50: ... and swing the rest pin down below bed level CAUTION DC Models Only 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 operating sawmill or loading logs 4 Use the feed ...

Page 51: ...ght 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...

Page 52: ...awmill Setup 3 3 22 60HD R04doc112210 Sawmill Setup Rev A5 00 Setup the board return table for operation 1 First remove three retaining pins to detach the long table assembly from the sawmill See Figure 3 20 FIG 3 20 600187 1 ...

Page 53: ...ssembly off the rest pin and slide toward the front of the mill Rest the long table on the short bottom table so it is balanced Replace the three retaining pins 3 Remove the rest pin retaining pin and pivot the rest pin down below bed level Replace the retaining pin See Figure 3 21 FIG 3 21 600187 2 ...

Page 54: ...Sawmill Setup Portable Sawmill Setup 3 3 24 60HD R04doc112210 Sawmill Setup 4 Pull the outrigger pins and lower the legs See Figure 3 22 FIG 3 22 600187 3 ...

Page 55: ...up Sawmill Setup 60HD R04doc112210 3 25 3 5 Slide the long table until it rests in position level with the short table assembly 6 If necessary adjust the outrigger legs up or down so the table is level See Figure 3 23 FIG 3 23 600187 4 ...

Page 56: ...ill Setup 3 3 26 60HD R04doc112210 Sawmill Setup Rev A3 01 A4 01 Setup the board return table for operation 1 First remove three retaining pins to detach the long table assembly from the sawmill See Figure 3 24 FIG 3 24 600149 1 ...

Page 57: ...ssembly off the rest pin and slide toward the front of the mill Rest the long table on the short bottom table so it is balanced Replace the three retaining pins 3 Remove the rest pin retaining pin and pivot the rest pin down below bed level Replace the retaining pin See Figure 3 25 FIG 3 25 600149 2 ...

Page 58: ... Setup 3 3 28 60HD R04doc112210 Sawmill Setup 4 Remove the four leg pins and pivot the legs toward the ground Replace the leg pins WARNING To avoid injury keep hands away from area where legs pivot See Figure 3 26 FIG 3 26 600149 3 ...

Page 59: ...112210 3 29 3 5 Slide the long table until it rests in position level with the short table assembly 6 If necessary remove the leg adjustment pins and adjust the legs up or down so the table is level Replace the leg adjustment pins See Figure 3 27 FIG 3 27 600149 5 ...

Page 60: ...ting 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 Be careful when placing the blade between the blade guide inserts If the blade hits one of the inserts hard enough it could damage the insert Position 1 1 4 wide blades on the wheels so the g...

Page 61: ...nstall the tensioner handle to the tensioner and pump the lever until the air bag plate is approximately 1 8 from the stop plate Remove the tensioner handle and place in the storage position on the tensioner assembly To release blade tension adjust the valve handle to the open up position Place the ten sioner handle between the end of the piston housing and bracket and pry the assembly forward unt...

Page 62: ...der blades If the gap to the stop plate is not 1 8 release the blade tension by flipping the lock up and pulling the tension handle down Be sure the handle lock does not flip down when the tension handle is released Turn the adjustment nut clockwise to increase the stop plate gap counterclockwise to decrease the gap See Figure 3 29 FIG 3 29 REV A5 03 A8 01 Blade Tension Handle Blade Tension Air Ga...

Page 63: ...on for 1 1 4 blades or 80 psi for 1 1 2 and wider blades See Figure 3 30 The tension gauge should be checked 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 FIG 3 30 REV A3 01 A5 02 Blade Tension Handle Blade Tension Air Gauge Air Valve Location S...

Page 64: ...G Do not spin the blade wheels by hand Spinning the blade wheels by hand may result in serious injury 4 Disengage the blade Turn off the engine remove the key and check the position of the blade on the blade wheels See Figure 3 31 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 e...

Page 65: ...s retension the blade and spin the blade again Repeat this procedure until the blade tracks on the blade wheels properly 7 Adjust the blade tension if necessary to compensate for any changes that may have occured while adjusting the cant control DANGER Make sure all guards and covers are in place and secured before operating or towing the sawmill Failure to do so may result in serious injury Be su...

Page 66: ...sure the blade housing and pulley covers are in place and secure 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 WARNING Be sure the pow...

Page 67: ...ead and a board return table to catch the board as it is removed from the log Use of the board return not recommended with material shorter than 8 foot When the blade reaches the end of the log the arms will drop down to catch the board and drag it back toward the operator as the saw head is returned DANGER Keep all persons out of the path of returning boards Failure to do so will result in seriou...

Page 68: ...Sawmill Setup Board Return 3 3 38 60HD R04doc112210 Sawmill Setup See Figure 3 32 To bypass the board return feature pin the board return arms in the storage position FIG 3 32 ...

Page 69: ...ports and toe boards with the cutting head at the rear of the mill Avoid high current operations such as loading or turning logs unless the saw head is in contact with the front power strip See Figure 4 1 Hydraulic units have seven 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 ...

Page 70: ... 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 cyli...

Page 71: ...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 Start the engine and raise the loader lever to raise the log onto the s...

Page 72: ... the clamp up down lever to lower the clamp below bed level 2 Raise the clamp in out lever to move the clamp in beneath the edge of the cant 3 Raise the clamp up down lever to raise the clamp and flip the cant To Clamp Logs 1 Raise the clamp in out lever and clamp the log against the side supports 2 Lower the turner lever until the turner arm falls below the bed 3 When the turner arm is lowered al...

Page 73: ...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 See Sect...

Page 74: ...mm 2 Use the blade guide toggle switch on the control panel to adjust the outer blade guide as necessary Push the switch to the left to move the arm in Push the switch to the right to move the arm out See Figure 4 3 3 Use the blade guide toggle switch to readjust the outer blade guide as you are cutting in order to keep the guide within 1 2 5 cm of the log Be sure to adjust the arm back out before...

Page 75: ... the clutch motor stops completely The autoclutch mechanism will disengage the brake rev the motor to full throttle and start the blade spinning 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 To stop the blade and engage the blade brake push the toggle switch down This will also ...

Page 76: ...eed 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...

Page 77: ... the 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 carriage for the next cut CAUTION DC Models Only Be sure to stop the blade when returning the carriage This will not only prevent the blade from being pulled off and ruined by a wood sliver but also will increase the life of the b...

Page 78: ... detailed operating instructions 3 DC Models Only Engage the 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 6 Once the blade completely enters the log increase the feed rate as desired Always try to cut at the fastest speed you can while keeping an accura...

Page 79: ...rees 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 wan...

Page 80: ...he 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 st...

Page 81: ...res recommend disen gaging 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 log before returning the carriage...

Page 82: ...d 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...

Page 83: ...height indicator Tighten the wing studs CAUTION Be sure to leave the wing studs in the vertical orientation to avoid interference with the blade height indi cator 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 t...

Page 84: ...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 12oz bottle of Wood Mizer Lube Additive to 5 ...

Page 85: ...blade remove it and clean with a rag Failure to do so can damage the equipment and may result in serious injury or death If you are sawing in freezing temperatures remove the water lube bottle from the sawmill when done sawing and store it in a warm place Blow any remaining water from the water lube hose See the separate LubeMizer System manual for operation instructions ...

Page 86: ...the sawmill Raise the rear outriggers See Figure 4 8 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 prop...

Page 87: ... chain is tight Push the loader lever down to bring the loader arm channels up to the loader 4 Move the carriage forward to the travel position over the rear bed rail 5 Position the hole in the saw head over the travel rest pin 6 Lower the saw head until it is seated firmly on the rest pin 7 Secure the rest pin in the vertical position with the locking pin See Figure 4 9 8 Continue lowering the he...

Page 88: ...n of the drive belt 11 Disconnect the cables from the back of the control box Lay the cables in the cable stor age box and close the lid 12 Loosen the locking handles holding the control box to the stand Lift the control box from the stand and place on the storage bracket on the sawmill frame Tighten the locking han dles Insert the stand in the second outrigger tube just in front of the first bed ...

Page 89: ...ndles and secure the chain to the support with the rubber strap 15 Hook the carriage safety chain located at the bottom of the carriage to the bracket at the bottom of the mast FIG 4 11 Install chain support to top track rail between first and second bed rails Clamp support to rail with handles 3H0480 Secure chain to support with strap ...

Page 90: ...position on the sawmill Reverse the setup pro cedure described in Section 3 2 Be sure to secure the table to the frame with the retain ing pins WARNING Secure the board return table to the sawmill bed before towing Failure to do so may result in damage to the equipment and or serious injury 18 Place both fenders in the slots located behind the trailer tires and secure with rubber straps Raise all ...

Page 91: ...Operation 60HD R04doc112210 4 23 4 ting CAUTION Do not adjust the FAO outrigger base height while there is weight on the FAO Damage to the FAO may result See the trailer operator s manual for specific information regarding hitch operation and towing the sawmill ...

Page 92: ...Life See Table 5 1 This chart lists estimated life expectancy of common replacement parts if proper maintenance and operation procedures are followed Due to the many variables which exist during sawmill operation actual part life may vary significantly This informa tion is provided so that you may plan ahead in ordering replacement parts Part Description Estimated Life Up Down Motor Brushes DC Onl...

Page 93: ... the block assembly Also replace the block assemblies before the blocks are worn to a point the blade may contact the lower step or housing 3 Check the guide blocks are properly spaced from the blade every 25 hours of operation Use the provided shim or a feeler gauge to check the blocks are adjusted 008 010 from the blade As the blocks wear the front inside corner will wear more than the body of t...

Page 94: ...nting bolt Use the provided adjustment tool to turn the adjustment screw clockwise Retighten the mounting bolt and clamp bolt IMPORTANT The blocks should be parallel to the blade See Section 7 2 for instructions about checking and adjust ing the assembly level with the blade FIG 5 1 REV A8 01 B3 01 600244 3 Turn adjustment bolt clockwise to lower top block Loosen mounting bolt and clamp bolt Use b...

Page 95: ...A3 01 A7 01 Turn adjustment bolt clockwise to lower top block Loosen mounting bolt and clamp bolt Use bottom block adjustment tool to raise bottom block Loosen mounting bolt and clamp bolt 600214 5 Turn adjustment bolt clockwise to lower top block Loosen mounting bolt and clamp bolt Use bottom block adjustment tool to raise bottom block Loosen mounting bolt and clamp bolt 600122 14B ...

Page 96: ...Blade Guides 5 5 5 60HD R04doc112210 Maintenance 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 ...

Page 97: ...rew 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 2 1 16 1 5 mm 600005 15 ...

Page 98: ...ult in serious injury WARNING Always check to ensure the steel fingers inside the sawdust chute are in place before 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...

Page 99: ...ormation of rust on the track rail in the areas where the cam bearings roll 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 in...

Page 100: ...ake sure the scrapers fit firmly against the rail If a track scraper needs to be adjusted loosen the screw push the scraper downward until it fits firmly against the rail and retighten the screw FIG 5 3 AR Clean sawdust from track roller housings Clean and lubricate track wiper Adjust track scrapers 600011 Track Rail ...

Page 101: ... to the OFF 0 position and remove the key If the key is turned on and moving parts activated serious injury may result Clean and lubricate the vertical mast rails every 50 hours of operation Clean with solvent and remove any rust with a light grade sand paper or emery cloth Lubricate the mast with motor oil or automatic transmission fluid ATF CAUTION Never use grease on the mast rails as it will c...

Page 102: ...rical system damage Lubricate the up down and power feed drum switch contacts inside the control panel every fifty hours of operation Use only contact grease supplied by Wood Mizer Remove the control panel cover Use a cotton swab to apply grease to the switch contact ends WARNING Drum switch grease contains Petroleum Hydro carbon Lubricant Eye and skin irritant If introduced into eyes flush with w...

Page 103: ...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 4 Apply NLGI No 2 grade lithium grease to the drive belt tensioner pivot every fifty hours of operation grease fitting after 4 06 See Figure 5 4 5 Grease the clamp mechanis...

Page 104: ... III or Conoco MV32 to the tensioner assembly as needed To add fluid raise the valve handle and remove the vent fitting from the reser voir cap Place the tensioner handle between the end of the piston housing and bracket and pry the assembly forward until the tensioner piston is completely collapsed inside the housing Fill the reservoir to 1 4 from the top Replace the vent fitting FIG 5 5 REV A9 0...

Page 105: ...system with a heavy duty teflon spray lubricant 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 REV A5 03 A8 01 FIG 5 6 REV A3 01 A5 02 50 Grease Tensioner Screw Threads Lubricate Moving Cam Parts 600197 2 Grease Tensioner Screw Threads 600005 ...

Page 106: ...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 B72 5 belts manufac tured by Goodyear or Browning 50 ...

Page 107: ... moving parts such as blades pulleys motors belts and chains first turn the key switch to the OFF 0 position and remove the key If the key is turned on and moving parts activated serious injury may result WARNING Do not for any reason adjust the engine drive belts with the engine running Doing so may result in seri ous injury Check the drive belt tension after the first 20 hours and every 50 hours...

Page 108: ...e the two grooves in the belt tensioner shaft When the belt is properly tensioned the end of the adjustment tube will be aligned with groove 2 To adjust belt tension 1 Turn the key switch to the accessory 3 position and engage the drive belt with the blade switch on the control panel 2 Turn the key switch to the off 0 position and remove the key Check the belt tension as described above 3 To adjus...

Page 109: ...nsion is achieved when the belt is engaged 5 DC models only After making adjustments to the drive belt always check the brake adjustment See Section 5 11 6 DC models only With the drive belt still tensioned adjust the belt support bracket to within 1 16 of the belt See Figure 5 9 Periodically check the drive belt for wear Replace any damaged or worn belts as needed FIG 5 9 Belt Support Bracket Loo...

Page 110: ...e blade does not stop quickly Adjust the brake pads if the drive belt jumps from the drive pulley when the autoclutch is disengaged See Figure 5 10 The brake should be adjusted so the blade stops no more than 7 sec onds after turning the blade switch off Loosen the jam nuts around the adjustment turn buckle and turn the turnbuckle to adjust the brake Retighten the jam nuts Multiple adjustments of ...

Page 111: ...move the cover Loosen the clutch motor mounting bolts and slide the motor up to tighten the belt Tighten the belt to 1 16 deflec tion with 1 4 lb deflection force Wood Mizer offers a belt tension gauge Part No 016309 that will let you accurately measure the belt tension Inspect the belt for wear or cracks and replace as necessary FIG 5 11 Loosen motor mount nuts Adjust motor up to tighten belt Aut...

Page 112: ...umulated 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 12 If you are operating in temperatures 20 to 100 F 29 to 38 C use an all weather hydraulic fluid such as Cono...

Page 113: ...hydraulic pump motor brushes every 750 hours of operation Remove brush dust and replace the brushes if they worn to a length of 1 4 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 500 750 ...

Page 114: ... section See Section 2 2 Failure to do so may result in injury and or electrical 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 deflect...

Page 115: ...heck the belt for wear Replace any damaged or worn belts as needed 6 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 40 ounces of oil after every 5000 hours of sawmill opera tion or every 2 years whichever comes first Wood Mizer offers replacement gear oil in 8 ounce bottles 7 Inspect the up down motor brushes every 750...

Page 116: ...ng load capacity before servic ing the up down assist The cutting head may fall causing severe injury or death WARNING Release pressure from the up down assist prior to performing any service to the assembly Failure to do so may result in the assembly flying apart causing injury or damage to the equipment 1 Locate the four upper up down assist mounting bolts Remove the two lower set of mounting bo...

Page 117: ...tension from the up down system Turn the bolt until it disengages from the mounting plate assembly 6 Remove the four lower mounting bolts and lift the mounting plate to access the up down chain Disassemble the master link securing the chain to the saw head See Figure 5 15 Secure the chain at the top of the assist assembly to prevent it from fall FIG 5 14 600188B Loosen Lower Mounting Bolts 4 Turn ...

Page 118: ...ssembled and ser viced as needed Do not disassemble the gas spring cylinders WARNING The gas spring cylinders are pressurized Dis assembly of cylinder may result in injury or damage to the cylinder 9 When service is complete reinstall the assist assembly in the reverse order of the disas sembly procedure Reattach the chain with the master link Replace the lower mounting bracket and bolts do not ti...

Page 119: ... the negative battery terminal cable For AC powered equipment follow the lockout pro cedure provided in the safety section See Section 2 2 Failure to do so may result in injury and or electrical system damage 1 Adjust the power feed chain as needed Measure the power feed chain tension with the saw head all the way toward the rear of the mill Use the adjustment nut on the feed ten sioner at the fro...

Page 120: ...Maintenance Power Feed 5 5 29 60HD R04doc112210 Maintenance See Figure 5 16 FIG 5 16 Adjustment Nut Chain Tensioner 600012 ...

Page 121: ...ength of 5 8 or shorter CAUTION Do not operate the power feed system if the feed motor brushes are worn shorter than 5 8 Damage to the feed motor may result 3 Check the power feed gearbox oil level Add a synthetic gear oil such as Mobil SHC 634 as needed Drain and refill the gearbox with 12 15 ounces of oil after every 5000 hours of sawmill operation or every 2 years whichever comes first Wood Miz...

Page 122: ...rinsed with 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 ...

Page 123: ...key 3 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 IMPOR...

Page 124: ... the log will catch on the support bracket and not turn See Figure 5 18 To adjust the chain tension loosen the clamping bolt nut and the jam nut on the adjustment bolt Turn the adjustment bolt counterclockwise to tighten the chain until it is aligned with the curved portion of the support bracket Retighten the jam nut and the clamping bolt nut FIG 5 18 REV B2 00 B3 01 FIG 5 18 REV A3 01 B1 00 A R ...

Page 125: ...m Clean the cable chain and support track of sawdust buildup every eight hours of opera tion Blow or brush the sawdust from the track and tray and remove any accumulated sawdust that is high enough to contact the chain tray If a component of the cable chain breaks or is missing replace the component CAUTION Do not operate the remote sawmill if the cable chain is damaged or components of the chain ...

Page 126: ...e maturely wear and break Check the alignment of the chain by measuring from the saw mill frame tube to the center of the chain at the top and bottom The measurements should be the same 1 8 See Figure 5 20 Loosen the mounting bolts at the top or bottom of the chain to adjust the distance from the sawmill frame tube FIG 5 20 A B A B 1 8 3H0507 Front End View of Remote Chain ...

Page 127: ...st be level to prevent premature wear of the chain Use a square to check the angle of the tray to the sawmill frame Check at several locations along the length of the tray See Figure 5 21 Bend the tray up or down as necessary to square it to the sawmill frame FIG 5 21 90 3H0508 Front End View of Remote Chain ...

Page 128: ...ANUAL 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 b...

Page 129: ...nd bearings Oil chains See Section 5 7 Lubricate blade tensioner screw See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check brake pads See Section 5 11 Check belt tensions See Section 5 10 See Section 5 14 Check blade throat screw See Section 5 2 Check feed up down chain tensions See Section 5 14 See Section 5 15 Check up down power feed gear box fluid levels Se...

Page 130: ...chains See Section 5 7 Lubricate blade tensioner screw See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check brake pads See Section 5 11 Check belt tensions See Section 5 10 See Section 5 14 Check blade throat screw See Section 5 2 Check feed up down chain tensions See Section 5 14 See Section 5 15 Check up down power feed gear box fluid levels See Section 5 14 S...

Page 131: ...ts and bearings Oil chains See Section 5 7 Lubricate blade tensioner screw See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check brake pads See Section 5 11 Check belt tensions See Section 5 10 See Section 5 14 Check blade throat screw See Section 5 2 Check feed up down chain tensions See Section 5 14 See Section 5 15 Check up down power feed gear box fluid level...

Page 132: ...ts and bearings Oil chains See Section 5 7 Lubricate blade tensioner screw See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check brake pads See Section 5 11 Check belt tensions See Section 5 10 See Section 5 14 Check blade throat screw See Section 5 2 Check feed up down chain tensions See Section 5 14 See Section 5 15 Check up down power feed gear box fluid level...

Page 133: ...ts and bearings Oil chains See Section 5 7 Lubricate blade tensioner screw See Section 5 8 Rotate drive idle blade wheel belts Check for wear See Section 5 9 Check brake pads See Section 5 11 Check belt tensions See Section 5 10 See Section 5 14 Check blade throat screw See Section 5 2 Check feed up down chain tensions See Section 5 14 See Section 5 15 Check up down power feed gear box fluid level...

Page 134: ...or debark logs especially on entry side of the cut When grinding teeth heating too much and causing teeth to soften Grind just enough metal to restore sharpness to the teeth Use water coolant while sharpening blade Poor sharpening techniques Make sure the tip is being sharpened completely See Sharpener Manual Blades Break Prematurely Poor sharpening techniques See Sharpener Manual Tension too tigh...

Page 135: ...ed Adjust up down chain 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 wip...

Page 136: ...s 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 control panel cover and clean contacts Bad key switch Replace key switch Circuit breaker Reset breaker in control box See Sec tion 6 3 Burned out motor Replace motor Bad connection on battery post or loose wire Check for loose wire or terminal connec tions P...

Page 137: ...ooting Guide Electrical Problems Troubleshooting Guide 60HD R04doc112210 6 4 6 Drum switch spring broken Manually move the power feed or up down switch back to neutral or off position Replace drum switch spring ...

Page 138: ...on 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 solu tion Idle improper Adjust low end RPM per engine manual Loos...

Page 139: ...to Rev B3 00 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 supp...

Page 140: ... restarting 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 f...

Page 141: ...lp troubleshoot any feed problems you may encounter See Figure 6 1 The lights can be viewed by opening the remote junction box door If you have trouble determining the problem indicated by the lights please note which lights are on and call customer service for assistance BL TL BR TR The two red and two green lights indicate different states of sawmill operation Several different states of the lig...

Page 142: ...noid is not powered Check the jumper cable connecting Vkey1 and Vkey2 Terminals Reconnect if necessary If the light is still off the accessory solenoid may be defective Vcc The Vcc light is on when power is applied to the Vkey2 Terminal If the light is off check all connections to the key switch Also check the fuse located between the Vkey2 terminal and the key switch Vcc2 This red light indicates...

Page 143: ...hown below When troubleshooting the system please note which LED Bar Graph lights are on and contact Customer Service for assistance FIG 6 2 FIG 6 3 Key On Bridge Enabled Power Feed Drum Switch in Forward Position Power Feed Potentiometer Off No Faults Key On Bridge Enabled in Neutral Position No Faults Power Feed Drum Switch SM0314 2B Key Power Indicator Master Bridge Enabled Past Fault Indicator...

Page 144: ...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 indicates an extreme overload condition of the power feed motor caused by a mechanical bind or a short in the wiring between t...

Page 145: ...Troubleshooting Guide Power Feed Circuit Troubleshooting Troubleshooting Guide 60HD R04doc112210 6 12 6 PWR Indicates battery power is present at the power feed control circuit board ...

Page 146: ...arriage contact bracket is adjusted far enough forward for battery positive contact to touch 6ft 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...

Page 147: ...Troubleshooting Guide Hydraulic Problems Troubleshooting Guide 60HD R04doc112210 6 14 6 Defective pump motor Remove motor from pump and inspect Repair or replace as necessary ...

Page 148: ...Multipurpose 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 o...

Page 149: ...ure 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 Re...

Page 150: ...If 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 inspec...

Page 151: ...nspection 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 ...

Page 152: ...w 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 153: ...y on the engine motor to the alternator pulley Loosen the bushing on the engine motor pul ley 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 motor pulley to the main drive pulley Loosen the bushing on the drive pulley and adjust if necessary until it is aligned with the engine motor pu...

Page 154: ...e 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 For AC powered equipment follow the lockout pro cedure provide...

Page 155: ...e play 2 Make sure the middle track cover is not bent or touching the top rail 3 Make sure the middle track oiler is free of sawdust buildup 4 Make sure the power feed chain is not stiff from rust Also make sure the chain is not too tight 5 Make sure there is no sap or rust on the rails 6 Make sure the stop on the lower track roller assembly is not rubbing the lower rail Also make sure the track r...

Page 156: ...elief 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 Pre...

Page 157: ...sion is designed to provide enough power to raise the saw head 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 6 1 Remove the fuse box co...

Page 158: ...ntil it can supply enough power to raise the saw 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...

Page 159: ...on Sawmill controls are equipped with manual reset circuit breakers to protect the electrical circuits See Figure 6 7 DC Models Only Rev B3 00 B3 01 The power feed up down key switch and autoclutch breakers are externally mounted at the side of the remote junction box FIG 6 7 HD0845 4 Up Down Power Feed Autoclutch Keyswitch ...

Page 160: ...ing Guide See Figure 6 8 DC Models Only Prior to Rev B3 00 The power feed up down and autoclutch breakers are externally mounted at the side of the remote junction box A key switch breaker is located inside the remote junction box FIG 6 8 Power Feed Up Down Autoclutch Keyswitch 3H0482 1 ...

Page 161: ...s 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 9 Internal Circuit Breakers Remove Panel Blade Guide Accessory Ignition Start Not Used ...

Page 162: ...e 6 10 AC Models Only The hydraulic ignition start and blade guide break ers are located inside the control box Remove the circuit breaker panel from the control box to acess the internal breakers FIG 6 10 AC MODELS ONLY Internal Circuit Breakers Remove Panel Hydraulics Ignition Start Blade Guide Not Used ...

Page 163: ...Remove any sawdust buildup from 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 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 Adjust the ...

Page 164: ...de 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...

Page 165: ...stment bolts To lower the outside of the saw head loosen the adjustment bolts and tighten the stop bolts Recheck the measurement from the blade to the bed rails and adjust the stop bolts and adjustment bolts until the outside of the saw head is 1 16 higher than the inside Retighten the retain ing plate bolts FIG 7 2 600011 4B Stop Bolt DETAIL OF LOWER TRACK ROLLER ASSEMBLY Stop Bolt Adjustment Bol...

Page 166: ...ade properly causing inaccurate cuts A loose blade guide arm can also cause blade vibration 1 Adjust the blade guide arm in to 1 2 15 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 Loosen the jam nuts and turn the adjustment bolts in to tighten the blade guide arm rollers Retighten the jam nuts...

Page 167: ...ure 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 600244 8 Measure distance between roller flange and ...

Page 168: ...en the front bolt and tighten the rear bolt Retighten the jam nuts and 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 FI...

Page 169: ...of the blade guide mounting 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 tthe blade guide arm vertically FIG 7 6 A B Measure from blade guide arm to bed rail with arm open and closed 600025 2...

Page 170: ...ustment bolt jam nuts To tilt the blade guide arm down loosen the rear bolt and tighten the front bolt To tilt the blade guide arm up loosen the front bolt and tighten the rear bolt Retighten the jam nuts and recheck the blade guide arm vertical tilt FIG 7 7 600025 3 Front Vertical Adjustment Bolt Rear Vertical Adjustment Bolt ...

Page 171: ...lose to the outer blade guide assembly 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 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 4 Move the carriage so that the back end of the tool is positioned above the bed rail Me...

Page 172: ...e 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 inner blade guide roller assembly and repeat the above steps Adjust the vertical tilt of the inner blade guide if necessary FIG 7 9 600244 5 Top Vertical Tilt Adjustment Screw Bottom Vertical Tilt Adjustment Screw Adjust screws do...

Page 173: ... 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 11 Measure between the back edge of the blade and the other end of the tool A The roller...

Page 174: ...crew To tilt the roller right loosen the left screw and tighten the right screw Tighten the jam nuts and recheck the tilt of the blade 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 600244 11 Adjust screws right to tilt roller left Adjust...

Page 175: ...vertical tilt adjustments are maintained when the adjustment screws are retightened 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 12 Loosen the top and one side screw shown Back the stop bolt out of the way if necessary Tap the blade guide f...

Page 176: ...tance 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 FIG 7 12 REV A3 01 A7 01 1 16 Inner Blade Guide 1 8 Outer Blade Guide Loosen top and one side adjustment screw 600122 12B Stop Bolt ...

Page 177: ...e mounting 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 ...

Page 178: ...port 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 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 179: ...l tilt of the side support if neces sary See Figure 7 15 Loosen the top jam nut Adjust the two lower jam nuts up to tilt the side support back Adjust the two lower jam nuts down to tilt the side support forward Retighten the top jam nut and repeat for the other hydraulic side support FIG 7 15 600026 1 Place square against side support Alignment Tubes 2 Adjust jam nuts up to tilt side support back ...

Page 180: ...ed 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 16 Loosen the scale 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 181: ...is evenly supported If your sawmill has a trailer axle and adjustable outriggers adjust the outriggers as fol lows LT60HD Remote Adjust the two outriggers on the main frame tube down just enough to lift weight from the trailer tire LT70HD Remote 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 ou...

Page 182: ...eaving 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 blade housing covers and make sure all persons are clear of the ...

Page 183: ...rriage 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 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...

Page 184: ...he 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 adjustment screw and tighten the screw Tighten the top and bottom jam nuts To tilt the wh...

Page 185: ... the idle 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 FIG 7 19 Adjust vertical adjustment screws up to tilt idle side blade wheel down Adjust screws down to tilt wheel up 600025 5 ...

Page 186: ...ld 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 Bl...

Page 187: ...llow movement of the drive shaft To move the blade back on the wheel loosen the jam nut and turn the horizontal adjustment screw clockwise one quarter turn To move the blade out on the wheel loosen the jam nut and turn the horizontal adjust ment screw counterclockwise one quarter turn Repeat adjustments in quarter turn increments until the blade tracks properly on the drive side blade wheel Tighte...

Page 188: ... bolts to adjust the roller See Figure 7 23 Loosen the four retaining plate bolts Back out the stop bolt and tighten the adjustment bolt to move the track roller s toward the rail When the roller touches the rail so you can not spin it by hand retighten the stop bolt and the retaining plate bolts Observe the middle upper and lower track rollers as you move the saw carriage down the track The middl...

Page 189: ...ruler See Figure 7 24 5 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 See Figure 7 25 To adjust the saw head tilt use the bolts located at the bottom of the saw head mast Loosen the three sets of four retaining plate bolts To raise the outside of the saw head back the stop bolts out then tigh...

Page 190: ...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 adjust the stop bolts can cause saw head dam age especially during mill transportation FIG 7 25 600011 4B Stop Bolt DETAIL OF LOWER TRACK ROLLER ASSEMBLY Stop Bolt Adjustment Bolt Adjustm...

Page 191: ... blade Make this measurement at each end of the pivot rail 5 The two measurements should be 15 375 mm 1 32 0 8 mm 0 See Figure 7 26 Loosen the locking set screws and turn the inner height adjustment nut to 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 blad...

Page 192: ...o 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 27 15 375 0 mm 15 375 0 mm Blade Bed Rail Clamping Bolt Clamping Bolt Adjustment Bolt Adjustment Bolt SM0064 ...

Page 193: ...Dexron III to each screw This will prevent the screws and threaded holes from corroding and make screw adjustments easier 1 Inspect the guide blocks and repair or replace as necessary Remove the blade from the sawmill See Figure 7 28 2 Loosen the top block clamp bolt and mounting bolt Turn the adjustment bolt counter clockwise to raise the top block all the way up Remove the bottom guide block fro...

Page 194: ...sting the top bolt unload pressure on the bolt by turning 1 2 turn in the opposite direction it was last adjusted Rev A7 02 B3 01 With the roller flange positioned properly from the back of the blade adjust the stop bolt so it touches the blade guide bracket Rev A3 01 A7 01 With the roller flange positioned properly from the back of the blade FIG 7 29 Turn bolt clockwise to raise assembly so rolle...

Page 195: ...112210 7 33 7 adjust the stop bolt so it touches the end of the blade guide mounting shaft FIG 7 29 Turn bolt clockwise to raise assembly so roller does not touch the blade 600122 16B Tighten tilt screws to secure blade guide assembly Adjust stop bolt to touch blade guide shaft ...

Page 196: ...ade properly causing inaccurate cuts A loose blade guide arm can also cause blade vibration 1 Adjust the blade guide arm in to 1 2 15 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 30 Loosen the jam nuts and turn the adjustment bolts in to tighten the blade guide arm rollers Retighten the jam nut...

Page 197: ...ure the distance between the blade guide roller flange and the back of the blade See Figure 7 31 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 31 600244 8 Measure distance between roller flange an...

Page 198: ...sen the front bolt and tighten the rear bolt Retighten the jam nuts and 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 F...

Page 199: ...ide arm to 1 2 15 mm from fully open Measure the distance from the bottom of the blade guide mounting block to the bed rail This mea surement should be 15 376 5 mm If the measurements are not the same adjust the blade guide arm vertically FIG 7 33 A B Measure from blade guide arm to bed rail with arm open and closed 600025 2 ...

Page 200: ...justment bolt jam nuts To tilt the blade guide arm down loosen the rear bolt and tighten the front bolt To tilt the blade guide arm up loosen the front bolt and tighten the rear bolt Retighten the jam nuts and recheck the blade guide arm vertical tilt FIG 7 34 600025 3 Front Vertical Adjustment Bolt Rear Vertical Adjustment Bolt ...

Page 201: ...bottom of the blade See Figure 7 35 Turn the top adjustment bolt counterclockwise to lower the assembly until the blade guide roller deflects the blade down until the bottom of the blade measures 14 3 4 370 mm from the bed rail NOTE Before adjusting the top bolt unload pressure on the bolt by turning 1 2 turn in the opposite direction it was last adjusted 2 Repeat for the other blade guide FIG 7 3...

Page 202: ... the tool close to the outer blade guide roller Be sure the tool does not rest on a tooth or burr and is lying flat on the blade See Figure 7 36 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 4 Move the carriage so that the back end of the tool is positioned above the bed rail Mea sure th...

Page 203: ...tom screw Tighten the jam nuts and recheck the tilt of the blade 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 8 After adjusting the vertical tilt of the blade guides recheck the blade deflection and adjust if necessary FIG 7 37 600244 5 Top Vertical Tilt Adjustment Scre...

Page 204: ...e 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 38 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 ...

Page 205: ...screw To tilt the roller right loosen the left screw and tighten the right screw Tighten the jam nuts and recheck the tilt of the blade 5 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 39 600244 11 Adjust screws right to tilt roller left Adjust...

Page 206: ... vertical tilt adjustments are maintained when the adjustment screws are retightened 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 Back the stop bolt out of the way if necessary Tap the blade guide ...

Page 207: ...stance 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 FIG 7 40 REV A3 01 A7 01 1 16 Inner Blade Guide 1 8 Outer Blade Guide Loosen top and one side adjustment screw 600122 12B Stop Bolt ...

Page 208: ...the gap from the alignment bar to the blade is the same along entire length of the bar Shine a flashlight behind the blade guide assembly to help you see the gap between the bar and the blade Rev A8 01 B3 01 To adjust loosen the block tilt clamp bolt to pivot the block assembly until the alignment bar is parallel to the blade Retighten the clamp bolt Repeat for the second blade guide assembly See ...

Page 209: ...sem bly until the alignment bar is parallel to the blade Retighten the jam nuts Repeat for the second blade guide assembly See Figure 7 42 FIG 7 42 Block tilt adjustment jam nuts Check gap between blade and alignment bar See Detail DETAIL Blade same distance from bar along entire length of bar 600214 3 Use bottom disk adjustment tool to raise alignment bar close to blade ...

Page 210: ...Loosen the jam nut and turn the bolt until the alignment bar is parallel to the blade Retighten the jam nut and clamp bolts Repeat for the second blade guide assembly See Figure 7 43 FIG 7 43 Loosen rear clamp bolts Outer tilt adjustment bolts Check gap between blade and alignment bar See Detail DETAIL Blade same distance from bar along entire length of bar 600122 18 Use bottom disk adjustment too...

Page 211: ...ttom 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 track the blade See Figure 7 44 FIG 7 44 REV A8 01 B3 01 600244 3 Turn adjustment bolt clockwise to lower top block Loosen mounting bolt and clamp bolt Use bottom block adjustment tool to raise bottom block Loosen m...

Page 212: ...he shim as a guide Tighten the top block mounting bolt and clamp bolt 4 After tightening the clamp bolt recheck the distance from the top block to the blade and readjust if necessary FIG 7 44 REV A7 02 A8 00 FIG 7 44 REV A3 01 A7 01 Turn adjustment bolt clockwise to lower top block Tighten mounting bolt and clamp bolt Use bottom block adjustment tool to raise bottom block Tighten mounting bolt and...

Page 213: ...te mounting 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...

Page 214: ...pport 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 FIG 7 46 SM0272 1 Place square against side support Loosen mounting bolt Alignment Tubes 2 Use 3 8 ratchet to adjust side support mounting pin ...

Page 215: ...al tilt of the side support if neces sary See Figure 7 47 Loosen the top jam nut Adjust the two lower jam nuts up to tilt the side support back Adjust the two lower jam nuts down to tilt the side support forward Retighten the top jam nut and repeat for the other hydraulic side support FIG 7 47 600026 1 Place square against side support Alignment Tubes 2 Adjust jam nuts up to tilt side support back...

Page 216: ...e 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 48 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 48 String across side supports Adjust clamp stop to string Adjust stop ...

Page 217: ...usted 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 49 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 ...

Page 218: ...tment bolts To lower the out side of the saw head loosen the adjustment bolts and tighten the stop bolts Recheck the measurement from the blade to the bed rails and adjust the stop bolts and adjustment bolts until the outside of the saw head is 1 16 higher than the inside Retighten the retain ing plate bolts FIG 7 50 600011 4B Stop Bolt DETAIL OF LOWER TRACK ROLLER ASSEMBLY Stop Bolt Adjustment Bo...

Page 219: ...ed 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 51 Loosen the scale 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 220: ...P2 M1 M2 V1 V2 V3 V4 V5 M3 Unused Unused 8th valve no longer supplied after Rev A6 00 Valve for Log Deck option supplied with Log Deck installation kit LD70 RKit2 RELIEF VALVE SETTING 2200 PSI RELIEF VALVE SETTING 2250 PSI 600096E C1 C2 C3 C5 C6 C4 C7 C8 F1 G1 P3 M3 V1 V2 V3 V4 V5 Unused Unused 8th valve no longer supplied after Rev A6 00 Valve for Log Deck option supplied with Log Deck installati...

Page 221: ...ayout Diagram FIG 8 3 HYDRAULIC LAYOUT DIAGRAM DC ONLY C1 C2 C3 H10 H18 H19 H11 H2 H13 H15 H8 H7 H5 H6 H12 H4 H3 H9 C4 C5 C6 C7 C8 M1 P1 G1 F1 M2 P2 V2 V3 V4 V5 H1 600303 H17 M3 H20 H14 H16 H21 H22 V1 Clamp In Out Clamp Up Down Turner Side Supports Front Toe Board Rear Toe Board Log Loader Crossflow Hose 1 2 ...

Page 222: ...er BKAA0168 X0405 supplied prior to 8 10 Use component parts to ser vice or replace with Valve 025688 Valve 7 Section Hydraulic Expndbl CAP 012 D Progressive Power 034639 3 3 Valve obsolete 7 Section valve used in production after Rev A6 00 Use kit 036802 to retrofit to new 7 section valve Use kit 036804 to retrofit valve with additional 8th valve for Log Deck option Valve 8 Section Hydraulic V2 V...

Page 223: ...8 Blue 22 3 8 Loading Arm Top 048312 H9 Plain 16 3 8 Side Support Base 048313 H10 Pink 15 3 8 Side Support Top 048314 H11 Orange 20 3 8 Clamp In Out Base 048315 H12 White 23 3 8 Clamp In Out Top 048316 H13 Green 74 3 8 Loading Arm Branch Top 048317 H14 Green 34 3 8 Loading Arm Branch Top 048318 H15 Yellow 77 3 8 Loading Arm Branch Base 048298 H16 Yellow 34 3 8 Loading Arm Branch Base 048318 H17 Pl...

Page 224: ...048312 H9 Red 16 3 8 Side Support Base 048313 2 2 Hose length changed to improve routing to new 7 Section valve used for Remote models Rev A6 00 H10 Pink 15 3 8 Side Support Top 048314 2 H11 Orange 20 3 8 Clamp In Out Base 048315 2 H12 White 23 3 8 Clamp In Out Top 048316 2 H13 Green 74 3 8 Loading Arm Branch Top 048317 2 H14 Green 34 3 8 Loading Arm Branch Top 048318 2 H15 Yellow 77 3 8 Loading A...

Page 225: ...own tension 5 23 clamping logs 4 4 H hydraulic component list 8 3 control operation 4 1 4 3 fluid level 5 21 hose list 8 4 8 5 layout diagram 8 2 schematic 8 1 troubleshooting problems 6 13 L leveling logs 4 4 loading logs 4 3 M maintenance autoclutch belt DC only 5 20 blade guide 5 2 blade tensioner 5 13 blade wheel belts 5 15 carriage track wipers 5 8 drive belt 5 16 drum switches 5 11 hydraulic...

Page 226: ...t 4 14 quarter inch 4 15 service information branch locations 1 3 customer sawmill ID 1 7 general contact info 1 2 setup portable sawmill 3 15 stationary sawmill 3 1 switch power feed up down maintenance 5 11 T tensioner maintenance 5 14 troubleshooting 6 1 electrical problems 6 3 hydraulic problems 6 13 power feed problems 6 6 sawing problems 6 1 turning logs 4 4 U up down operation 4 5 troublesh...

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Summary of Contents for LT70HD

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Wood-mizer LT70HD, Safety, Setup, Operation & Maintenance Manual, Page: 160 / 226

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Summary of Contents for LT70HD

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