Husqvarna SMB 70 User's Manual
Contents
1. 30 a 19 28 N n EG 21 27 26 99 25 Lg 24 23 10 English DESCRIPTION Carriage FIG 2 e ee The carriage consists of the following parts em LAS lt i ho Ler 1 AZCORLGZZ CY I NK e Steel structure with runner wheels against LYS A hd EH the rails and guides for the saw s up and C NY IL down movement TEGE I S LNM STN I 3 prece e Two screws for the saw s vertical adjustment LAM PER The screws are connected to a chain and are y gt operated by a crank equipped with an index plate e Handle with operating mechanism e Saw unit with the following parts Engine Adjustable band wheels Bandsaw blade Adjustable support for optimal bandsaw blade guiding e Fuel tank petrol engine for petrol See the Fuel Handling section e Cleaning fluid tank for the bandsaw blade e Muffler petrol engine Frame FIG 3 and FIG 4 The carriage frame consists of welded square tubing with requisite corner reinforcement for Stability during cutting The frame is equipped with two round runners for the saw unit s up and down movement The guides transfer the saw carriage s lateral forces to the frame On the underside of the frame are four runners fitted with bearings with slots for securing and smooth running along the rails The carriage is equipped with two adjustable bearings which run against th2. 2 Lift and place the saw carriage so that the grooves in its wheels are positioned above their respective rails Carefully lower the saw Carriage onto the rails 3 The one man sawmill can be fitted with a wheel kit FIG 22 and a handle Part no 531 01 95 93 to make handling the saw carriage easier The wheel kit is inserted into the steel structure by the saw carriage s runner wheels on the left hand side The handle is attached to the wheel housing on the right hand side of the sawmill When using the wheel kit and handle the sawmill can be moved and placed on the rails by one person English 17 INSTALLATION Saw Carriage Adjustment FIG 23 The saw carriage is aligned on the rails by fitting its lower guide wheels and rail guards The lower guide bearings have the task of preventing the saw carriage from tilting and the rail guards keep the rails and the saw carriage s wheels free from dirt and the like Assembled on the saw carriage are e Two lower guide wheels e Four rail guards Assembly is done as follows 1 Fix the guide wheel s bracket in place with a screw Place a 0 2 mm feeler gauge between the bearing and rail 2 Press the bearing against the rail and tighten the bearing bracket screw Tightening torque 40 50 Nm Now remove the feeler gauge 3 Carry out 1 2 above for the remaining guide wheels 4 Position the four rail guards above the wheel 5 Adjust and screw i
3. 5 Load the rails above each wooden beam and check that the rails do not move Adjustable foot 16 English Bolted joint INSTALLATION Saw Carriage Assembling the Saw Carriage The wheel fixture is assembled in the packaging where the sides are disassembled 1 Crankthe height adjustment crank 29 so that the runner 12 reaches outside the packaging 2 Attach the wheel fixture FIG 21B to the runner 12 Attach the stabilising stay FIG 21A Loosely attach the frame 25 to its fixture and guide Setting up the Saw Carriage WARNING The saw carriage is heavy Two persons are required when setting up Always wear boots with steel toecaps CAUTION Do not drop the saw carriage onto the rails or any other hard surface too heavily This will result in permanent damage to the saw carriage s bearings Do not place the saw carriage directly on the ground so that dirt and unnecessary contamination can come into contact with the saw carriage s wheels Place the saw carriage on the rails and make adjustments as follows 1 Two persons take hold of the saw carriage one on each side Hold the saw carriage as follows The right hand side by the bandsaw blade tension crank and under the band wheel s protective cover The left hand side by the handle 13 on the motor engine console
4. the left hand side of the rails To increase usabil ity the stops come in two different lengths Log Locks D The log locks consist of a cam with handle housed in a moveable unit The locks are used to secure the log against the folding stops English 1 3 DESCRIPTION Rail Stop Rail stops are fitted at the ends of the rails A The stop is mounted using a bolt from the side of the rail Adjustable Support Feet Adjustable support feet are mounted by each log bolster You can fine tune the rails adjustment using the support feet Rail Guard The saw carriage is equipped with four rail guards that run above the rails The rail guards have the tasks of keeping the rails clean and preventing crush injuries between the runner wheels and rails 14 English DESCRIPTION Safety Devices The one man saw is fitted with a number of safety devices which are described under the headings below WARNING A N The one man saw must not be started if any of the safety devices have been removed are defective or are not working Band Wheel Guard 21 The band wheels are protected from contact by a cover on each side Each cover is equipped with a safety key that cuts the mains power to the start switch for units with an electric motor and short circuits the petrol engine when the covers are removed There are 3 rubber straps on the guard to allow easy dismantling and assembly when changing the bandsaw bl
5. FIG 8A and a main switch FIG 8B A clutch is located on the motor s axle and starts stops and brakes the bandsaw blade 12 English UL a I fare TT Sj 27 il UTG af cara l 77 GAI a G CC DESCRIPTION Rails The rails consist of two sections standard delivery Each section is 3 m The sections are aligned and bolted together into a track for the carriage The rail sections are bolted together and fastened using M12 bolts with nuts which assures Stability and ensures that the carriage runs straight The rails also have a number of transverse log bolsters designed to provide a stable support for the log to be cut or the planks to be trimmed The rails transverse log bolsters are equipped with Folding stop for the log Log lock Height adjustment of one end of the log The rails are also fitted with stops at both ends for the saw carriage as well as adjustable jointing plates on the section joints Log Bolsters A The rails have a number of transverse log bol sters that provide a stable support for the log to be cut or the planks to be trimmed Height Adjustment B The height adjustment is designed to raise the small end of the log so that the core becomes horizontal Folding Stops C There are a number of folding stops for the log on
6. IIA of May 3 1989 relating to electromagnetic compatibility 89 336 EEC and applicable supplements of February 19 1973 concerning electrical equipment 73 23 EEC For information regarding noise emissions see the Technical Data chapter The following harmonised standards have been applied EN292 1 EN 1807 1999 60204 1 Registered body 0404 SMP Svensk Maskinprovning AB Fyrisborgsgatan 3 SE 754 50 Uppsala Sweden has carried out EU type approval in accordance with article 8 section 2c The EU type approval certificate is numbered 404 02 854 The supplied bandsaw conforms with the example that underwent EU type approval rj ng February 14 2002 amarae i Uc Lennartsfors Verkstads AB Orjan Gustafsson Product Manager English 37 38 English TECHNICAL DATA Templates for Dressing the Grinding Disc NOTES English 39 114 02 22 26 JE LL 2004w12
7. fill with fuel if necessary See page 23 English 2 USE WARNING Check during sawing that the bandsaw blade does not hit the folding stops or log lock WARNING The saw carriage must not be moved backwards while the bandsaw blade is in motion Otherwise the bandsaw can jump off and cause personal injury Starting the Petrol Engine 1 Start the engine See page 24 Starting the Electric Motor 1 Start the electric motor See page 25 Sawing 2 Move the saw carriage forwards and cut off the sapwood Lo Remove the sapwood 4 Loosen the log turn it 180 lower the height adjuster B and secure the log 5 Setthe required cutting height using the height adjustment crank B This determines the width of the board 6 Set the band guide as close as possible to the log without the log and band guide touching each other Lock the band guide using its lever 7 Cut off the sapwood on the other side See p 2 and 3 28 English USE 8 Loosen the log and turn it 90 9 Adjustthe top endof the log using the height adjuster and secure the log with the flat surface tightened against the stop 10 Cut off the upper sapwood 11 Loosen the log turn it 180 lower the height adjuster and secure the log 12 Cut the block according to the previous instructions Remember to compensate for the thickness of the bandsaw blade for each adjustment of the bandsaw blade s hei
8. main switch is set to 0 and be sure to invert the phase if the sawmill runs in the wrong direction 20 English INSTALLATION Bandsaw Blade WARNING Wear protective gloves whenever you handle the bandsaw blade On delivery a new bandsaw blade is rolled up and is in a state of high mechanical tension Care fully unpack the bandsaw blade so that it does not fly out and cause physical injury Only bandsaw blades with the part number 531 0194 65 may be used Fit the bandsaw blade as follows 1 Removethe guards over the band wheels The guards are attached by three rubber straps one upper one lower and one in the middle 2 Crank the band tension crank 27 anticlock wise so that the distance between the band wheels is as small as possible 3 Loosen the crank FIG 33A drop the band guard 23 and attach the bandsaw blade with the teeth facing Make sure that the bandsaw blade enters the adjustable band guide 8 and the fixed band support FIG 33B 4 Release the belt tensioner by loosening the belt idler from the engine motor See FIG 34 5 Tension the bandsaw blade using the crank 27 until the spring washers are correctly compressed See FIG 36A Turn the bandsaw wheels a few turns by hand so that the bandsaw blade centres on the band wheels CAUTION It is important that the bandsaw blade is not tensioned too much so that the washers are completely compres
9. measures apply Spray preservative oil in the spark plug hole and carburettor while turning the engine over with the starter handle e Oil all parts English 35 TECHNICAL DATA Petrol Engine Cylinder displacement cm Idle speed rpm Max speed during running in rom Power kW rpm Max torque Fuel Volume fuel tank Fuel consumption Cooling system Ignition system Axle rotation Electric Motor Power 380 420 delta connection Ampere Power 220 240 delta connection Ampere Power 220 delta connection Ampere Bandsaw Blade Cleaning Volume cleaning fluid tank litres Cleaning fluid Weights The saw carriage petrol engine kg The saw carriage electric motor kg Two rail sections kg Bandsaw Blade Bandsaw blade speed petrol engine m s Bandsaw blade speed electric motor m s Pitch mm Width mm Thickness mm Length mm Part number Sawing Max log height mm Max log width mm Rec speed when sawing with petrol engine rom The log length is determined by the number of available rail sections Height adjustment crank turns mm Index plate resolution mm 36 English 389 1 400 150 2 800 9 6 3 600 2 7 kg m 2 500 revs Petrol 95 98 octane 6 5 litres 230 g Hpg Fan cooled Transistor Anti clockwise 50 Hz 5 5 kW 2855 rpm 10 50 50 Hz 5 5 kW 2855 rpm 18 20 50 Hz 5 5 kW 2855 rpm 19 90 16 litres Detergent and water In winter
10. operation The band wheels are equipped with bearings and are adjustable partly to tension the bandsaw blade and partly to adjust the correct alignment of the bandsaw blade The band wheels are fitted with scrapers so that sawdust and the like does not penetrate between the bandsaw blade and the band wheel One of the band wheels is powered by the engine motor via an adjustable belt Bandsaw and Band Guide FIG 6 Two band guides 8 are used to keep the bandsaw blade 9 in the correct position during cutting One of the band guides is placed in front of the powered band wheel and ensures correct entry onto the wheel The other band guide is adjustable and is positioned above the bandsaw blade before it runs onto the log This band guide absorbs the forces from the log and prevents the bandsaw blade from shifting Propulsion Petrol Engine FIG 7 The one man saw is run with an air cooled four stroke engine 15 A clutch is located on the engine s drive axle that starts stops and brakes the bandsaw blade The speed of the engine is regulated with the operating control on the handlebars See the enclosed manual for a description of the engine Electric Motor FIG 8 The one man saw is powered by a 3 phase motor 37 The motor is started and stopped with the start and stop buttons on the distribution box which has built in motor protection There is also a connection for an electric cable with single polarity reversal
11. Operator s manual SMB 70 _ amp gt SMB 70 E Please read these instructions carefully and make sure 6 you understand them before using the one man sawmill English TABLE OF CONTENTS 2 English Introduction resnnvvvnnnnvrvnnnnvvvnnnnvrnnnnner 3 SymbolS ann Warning SIgns ii 4 Safety Regulations 5 Description rannernnnvnnnnennnnnnnnnennnvennnvre 7 Installation eeannrvnnnernnnnevnnnvrnnnuvennn 16 Fuel Handling 23 Starting and Stopping 24 VA ank aa a aaa aa ani aaa gaga aa 26 Maintenance s rrnnnvrnnnvevnnnnvnnnnvennnnven 30 Technical Data 1 36 INTRODUCTION Introduction This operator s manual describes in detail how the one man sawmill is used and maintained and how servicing is to be carried out It also de scribes the measures to be taken for maximum safety and how the safety features are designed and function as well as how they are inspected maintained and repaired if necessary NOTE The section dealing with safety must be read and understood by all those who install use or repair the sawmill The operator s manual comprises installation usage and the different maintenance procedures that can be performed by the operator More comprehensive servicing or troubleshooting should be performed by the dealer s service personnel The operator s manual describes all th
12. ade The safety key activates a safety switch when the covers are fitted The rail stop FIG 14A prevents the bandsaw carriage from rolling off the rails Bandsaw Blade Guard upper 20 The upper section of the bandsaw blade runs in a slot Bandsaw Blade Guard lower 23 The part of the bandsaw blade that is not in the log when cutting should be covered by the adjustable guard Bandsaw Blade Brake FIG 16 The bandsaw is equipped with an integrated brake clutch A that stops the band wheel in order to quickly stop the band wheel when the handlebar controls 4 are released Starter Electric Motor FIG 17 The electrically powered saw is equipped with a main switch 35 safety switch connector with phase inverter 31 contact for safety switch A and start switch 33 The motor is started with the green start switch and stopped with the red stop switch 32 The electric motor stops when not in use for longer periods or when sawing is completed The starter is equipped with a 0 volt trigger This means that the sawmill s electric motor must be restarted after a power outage Stop Switch Petrol Engine 14 On the petrol engine the stop switch is located on the engine body and with electric start the engine is stopped with the key English 1 5 INSTALLATION Unpacking Unpack the one man sawmill and check that the delivery is complete Check that no parts are damaged If any part is da
13. and brake Height setting Arrow for bandsaw blade direction Danger 4 English SAFETY REGULATIONS Safety Regulations WARNING WARNING A N A one man sawmill can be a A N Always ensure good ventila dangerous tool that can cause tion Exhaust fumes and serious or fatal injury if used sawdust can cause injury or incorrectly or carelessly It is allergies very important that the person using the one man bandsaw reads and understands the content of this manual Personal Protective Equipment The person or persons using the one man sawmill or remaining in its close proximity must be equipped with the personal equipment as set out below 1 Hearing protection 2 Eye protection 3 Approved protective gloves 4 Boots or work shoes with steel toecaps and non slip soles 5 First aid kit English 5 SAFETY REGULATIONS The One man Sawmill Safety Equipment WARNING The one man sawmill must never be used if any of the safety devices or guards is damaged or does not work There are a number of safety devices and guards in order to prevent accidents when using the sawmill These are described in the sawmill s general description See page 15 The safety devices and guards also require regular inspection and maintenance Measures and intervals are documented in the section Maintenance See page 30 35 Fuel Safety WARNING A N The fuel used in the one man sawmill has the follo
14. ded See pages 30 32 Weekly Maintenance 1 Petrol Engine Maintenance see the engine manual 2 Clean the bandsaw blade scrapers 3 Clean the height adjustment screws guides and chain See page 34 4 Check the belt tension and adjust if required See page 33 5 Clean around the rails Remove sawdust bark and wood chips to facilitate handling of the one man saw Monthly Maintenance 1 Checking the Clutch Function See page 34 2 Clean the inside of the bandsaw s cleaning fluid tank 3 Check cables and connections 4 Check that the saw carriage runs easily and that no binding is felt which can indicate bearing damage Replace the wheels if needed See page 18 5 Adjust the play on the bearings that run against the underside of the rails See page 18 6 Check the bolted joints on the rail sections See page 16 7 Check that the rails rest against all contact points on the wooden beams Storage If the one man sawmill needs to be stored for a long period without being used the following applies 1 Empty and clean the fuel tank 2 Empty and clean the bandsaw s cleaning fluid tank 3 Remove the bandsaw blade 4 Spray preservative oil in the spark plug hole and carburettor while turning the engine over with the starter handle 5 Remove the saw carriage and unbolt the rail sections 6 Oil all parts Store the one man saw in a dry location 8 After a period of one year the following
15. e is sharp and can cause cuts Warning for personal injury Wear protective gloves whenever you handle the bandsaw blade After sharpening the bandsaw blade should be set as described in the instructions on the previous page The more accurate the sharpening the straighter and smoother the bandsaw blade runs when cutting the log Radii The radius in the area A should be 1 3 mm A radius under 1 mm increases the risk of cracking radius over 3 mm means that the chips are not broken Angles The clearance angle should be 10 12 and the cutting angle F varies depending on the spe cies of wood as follows Hardwoods or frozen timber Medium hardwoods Softwoods Before sharpening the bandsaw blade s teeth should be set using the saw setting pliers The rake angle should be 90 See the figure to the right Shape of the Tooth As the bandsaw blade is sharpened it is important that the teeth and tooth valleys keep their original shape For optimal results the bandsaw blade should be sharpened with the grinder The procedure is described on the following pages On delivery the grinder is adjusted for the correct angles and tooth shape 32 English FIG 57 FIG 58 10 12 Rie FIG 59 FIG 60 90 MAINTENANCE Band Wheel Adjustment FIG 61 After the one man saw has been used for a long period the band wheel bearings will start to wear and change position Meanwhile t
16. e requisite safety features and should be read and under stood by the user before the sawmill is assem bled Symbols and warning signs shown on the next page can be found in this operator s manual and on the one man sawmill If a decal on the sawmill has been damaged or is worn a new warning decal must be applied as soon as possible in order to ensure the greatest possible safety when using the sawmill The one man sawmill shall only be used to cut boards and planks from logs The one man sawmill should be used outdoors and not in enclosed spaces English 3 KEY TO SYMBOLS Symbols Warning Signs The symbols below are used in this operator s The decal with the symbols below is found on the manual one man sawmill Eye protection and hearing Eye protection and hearing protection should be used protection should be used Protective gloves should be worn Boots or work shoes with steel toecaps and non slip soles should be worn Boots or work shoes with steel toecaps and non slip soles l should be worn 00 i should be Read this manual carefully and make sure you under stand it before attempting to Protective gloves should be _ use the one man sawmill worn K E Switch off the engine by moving the stop switch to the STOP position before carry ing out any checks or mainte nance Exercise caution Bandsaw blade tension Bandsaw blade cleaning on Bandsaw start stop
17. e underside of the rails to prevent it from lifting Height Setting FIG 4 The saw unit is secured vertically by two interact ing screws The screws are connected to a chain for precise and simultaneous movement A crank 29 is fitted on the top section of one of the screws and is used to set the exact dimen sion of the timber thickness One turn of the crank moves the bandsaw blade 5 mm The height of the bandsaw blade above the rails cross members is read on the scale 1 There are two red markings on the scale that indicate the lowest saw height with the timber support raised one red line for the long timber support and one red line for the short one CAUTION Sawing under the respective mark ings will damage the bandsaw English 11 DESCRIPTION Handlebars FIG 5 The saw carriage is operated and moved for ward with a vibration free steering handlebar 5 located on the carriage s right hand side The handlebar is equipped with start and stop controls 4 for the bandsaw Cleaning Tank FIG 5 The saw carriage is equipped with a cleaning tank 3 The tank is located beside the handle bars Cleaning fluid is applied to the blade by opening the tank valve Band Wheels FIG 6 The bandsaw blade runs over two band wheels 26 which are made of cast aluminium and are balanced to provide smooth
18. g a Cold Petrol Engine LE A cold engine is started as follows FE 1 Openthe fuel tap A 2 Setthe stop switch to the start position B 3 Activate the choke C CAUTION Do not pull out the starter cord fully and do not release the starter handle from the fully extended position This dam ages the starter 4 Slowly pull out the starter handle D until you feel some resistance the starter pawls grip Now pull quickly and firmly 5 When the engine starts return the choke control Stopping a Petrol Engine The engine is stopped by moving the stop switch B to the stop position Close the fuel tap A Starting a Warm Petrol Engine A warm engine is started in the same way as a cold engine except for the following The choke is not used on a warm engine Starting instructions can also be found in the Manual for the engine Starting and Stopping the Bandsaw Blade The blade is started and stopped using the control handle 4 on the sawmill s handlebars 5 Moving the starter handle towards the handlebars activates the clutch and the bandsaw starts When the control handle is released the bandsaw blade is braked and stops 24 English STARTING AND STOPPING Starting the Electric Sawmill WARNING The sawmill must not be started until the appropriate current and voltage has been connected Use suitable per sonnel trained in the country in question CAUTION The first time the sa
19. ght Data for the height adjustment crank e 1 turn 5 mm The scale can also be used for varying standard dimensions Edging Several boards can be edged simultaneously by DEDE clamping them against the stop IX Place a batten between the boards and the stop in order to keep the boards still during cutting The batten should be at least 50 x 100 mm English 29 MAINTENANCE Bandsaw Blade WARNING The bandsaw blade is sharp and can cause cuts Warning for min 24 mm personal injury Wear protective gloves whenever you handle the bandsaw blade The bandsaw blade should be set and sharpened regularly to give optimal performance During normal sawing of most species of wood this should be done at intervals of approx 2 hours of effective cutting time Effective cutting time refers to only the time that the bandsaw blade actually works The bandsaw blade should be sharpened more frequently when cutting those species of wood with a high sand content For blade sharpening see the separate instructions for the Grindlux bandsaw blade grinder Dismantling Dismantle the bandsaw blade as follows 1 Removethe guards over the band wheels See page 21 2 Loosen the right hand band wheel by cranking about 10 turns counter clockwise 3 Carefully remove the bandsaw blade Cleaning and inspection Clean sawdust and any coating from the bandsaw blade Now check whether there are any cracks A in the gullets Smal
20. he foundation s working geometry will have stabili sed This means the parallelism of the band wheels may need to be adjusted Adjustment is performed as follows 1 Ensure that the electric power has been disconnected Unplug the electrical contact or short circuit the petrol engine 2 Loosen the belt tension by releasing the idler to the V belt so that the band wheel is free and can be rotated by hand 3 The bandsaw blade should be fitted and adjusted 4 Adjust the right hand band wheel using the screw F The screw is locked with a lock nut which should be loosened during adjustment 5 Check the alignment of the bandsaw blade after adjustment by rotating the band wheel by hand 6 See FIG 61 for the correct position 7 Ifthe bandsaw blade is not aligned adjust the right band wheel with the spacer located on the outside of the band wheel The wheel is dismantled and the spacer is placed on the innermost part of the wheel axle and the wheel is then re mounted Repeat steps 2 to 5 until the bandsaw blade is aligned Drive Belt FIG 63 The drive belt wears as the saw is used The belt should be replaced after 200 hours of operation to avoid belt failure during operation If the drive Slips or the belts need to be frequently adjusted this is a sign that the belts need to be replaced To replace the belt proceed as follows 1 Unplug the electrical contact from the distri bution box or short circuit the petrol e
21. ill s risk zone 4 The stopping and locking devices required to fasten the log shall be used in the intended manner See pages 26 28 5 Adjust the bandsaw guide so that it is as close to the log as possible See page 27 6 Adjust the scale and check that the bandsaw moves freely over the short and long log supports by the red markings on the scale See page 22 18 17 16 19 14 13 12 DESCRIPTION One man Sawmill Petrol Engine The one man sawmill consists of two main parts e The carriage with engine and saw Rails The carriage consists of the following Scale Scale pointer Bandsaw blade cleaning fluid tank Start stop control Handlebars Rails Adjustable band guide lock Adjustable band guide Bandsaw blade 10 Rail guard 11 Support wheels 12 Runners 13 Lifting handle ae Le a ah A 227 Whi NS MEN B Stop switch Petrol engine Exhaust system with muffler Fuel tank Chain guard Height setting screw Upper bandsaw blade guard Band wheel guard Safety switch Bandsaw blade guard Scraper Frame Band wheel Band tension crank Band wheel adjuster Height setting crank Index plate s English 7 DESCRIPTION EE EE LO O O oso ME SON m se UG Sa U oO O D EE EE c DEC Cc 4 588 88 5 ESEeagGFEED im O Oc CC O POOGOOCYrMHM GS
22. justment screws should be oiled once a year To oil the chain proceed as follows Loosen the cover on the short side of the chain guard Crank back and forth about 20 turns in each direction while spraying oil on the chain Use a cloth to wipe up any excess oll 34 English MAINTENANCE Maintenance The maintenance described in this section refers to measures that can be carried out by the user If faults are detected that cannot be rectified in accordance with this operator s manual contact your nearest authorised service representative Daily Maintenance 1 Checkthat nuts and screws are tight 2 Height adjustment mechanism Clean both the screws and the guides See page 34 3 Adjust the bandsaw blade tension See page 21 4 Check that the bandsaw blade s cleaning system works If the cleaning fluid is depleted on an ongoing basis then the cleaning system works 5 Clean any sawdust from the bandsaw blade guides 6 Check that all safety devices are undamaged and work Check Start stop devices Electrical contacts Band wheel guards Safety switch for the band guards e Rail stop e Rail guards Belt guard e Electrical cables and electrical connections 7 Set and sharpen the bandsaw blade as required When cutting timber with a normal sand content and hardness these actions should be carried out after about 1 hour of sawing time for adjustments timber hand ling etc are not inclu
23. l cracks can be ground away when sharpening the bandsaw blade If the cracks are so large that they cannot be ground away the bandsaw blade should be discarded Cracks in the gullets are the most common cause of bandsaw blade breakage The bandsaw blade can be ground to a minimum width of 24 mm See FIG 54 A new bandsaw blade is 32 mm wide The bandsaw blade should be discarded once any part of it reaches the minimum width WARNING Never use a damaged bandsaw blade Setting the Saw The bandsaw blade s teeth should be set to the dimensions shown in the adjoining figure Every third tooth should remain unset The teeth should be set as follows B Set to the right 0 4 0 5 mm C Set to the left 0 4 0 5 mm D Not set The more accurate the set is made the straighter and smoother the bandsaw blade runs when cutting the log The bandsaw blade should be set at a minimum after every third sharpening 30 English 0 4 0 5 mm 0 016 0 020 MAINTENANCE Saw Setting Pliers For optimal results the bandsaw blade should be set using the saw setting pliers as described on page 30 The saw setting pliers are adjusted to the correct setting size Place the saw setting pliers over the saw tooth so that the pliers fixing angles rest on the two closest teeth Activate the pliers and the saw tooth will be set away from the operator English 31 MAINTENANCE Sharpening WARNING The bandsaw blad
24. maged report this to the carriers The operator s manual includes detailed instruc tions about safety assembly use and mainte nance of the one man sawmill Installation Installation Site The one man sawmill with petrol engine should be installed outdoors There should be space to lay out timber and sawn wood Rails Place the rail sections after each other on the transverse wooden beams which are placed under each log bolster and an extra transverse wooden beam by the joints between the sections Parts that are included are pictured in the De scription section on page 7 10 Component parts are packed according to the following Rail sections quantity according to the order Split saw carriage with engine motor 4 rail guards Bandsaw blade Tanks with hoses Assembly components SEE eS Continue as follows 1 Assemble the adjustable feet under each of the 16 log bolsters Adjust by using the adjustable feet and the rails bedding until the rail sections form a straight line and the rails sit firmly on each wooden beam See FIG 18 2 Loosely bolt together the rail sections using the supplied jointing plates and M12 nuts and bolts See FIG 20 3 Finely adjust the rails and tighten all the bolts Tighten the bolted joints to 5 10 Nm See FIG 18 4 Fit the stops to the ends of the rails see page 14 FIG 11 as well as the folding stops log lift and log lock see page 13 FIG 10
25. mixed with windscreen washer fluid 182 184 115 531 01 94 85 700 500 2 800 2 900 s TECHNICAL DATA Noise Levels Equivalent see note 1 noise intensity at operator s ear during sawing meas ured according to relevant international standards dB A Petrol engine 97 2 Electric motor 95 6 Equivalent see note 1 noise level measured according to relevant inter national standards dB A Petrol engine 112 8 Electric motor 107 4 Vibration Levels See note 2 Vibration level in the handle during sawing according to international standards m s Petrol engine 2 2 Electric motor 0 7 Note 1 Equivalent noise level is according to ISO 7182 and ISO 9207 calculated as the time weighted energy total for noise levels under various working conditions with the following time distribution 1 2 idling 1 2 full load Note 2 Equivalent vibration level is according to ISO 7505 calculated as the time weighted energy total for vibration levels under various working conditions with the following time distribution 1 2 idling 1 2 full load EC Declaration of Conformity Only applies to Europe Directive 98 37 EC Annex 2 A Lennartsfors Verkstads AB Lennartsfors 1 SE 672 92 ARJANG hereby guarantees that the bandsaws Husqvarna SMB 70 and SMB 70 E with serial numbers 02 100001 02 5200100 meet the standards prescribed in the COUNCIL S DIRECTIVES of June 22 1998 relating to machinery 98 37 EC annex
26. mum log length is 5200 mm 3 Raise the log using the height adjuster B so that the log s core is horizontal 4 Lock the log in position with the log lock D 26 English Calculating the Yield Measure the log s top end and determine how the log should be utilised for the timber in ques tion Include the thickness of the saw cut in the calculation The saw cut thickness 2 mm WARNING Use the following protective equipment when sawing e Boots or shoes fitted with steel toe caps e Hearing protection Eye protection lt Always have a first aid kit nearby Before starting the engine check that All guards are fitted and undamaged e No unauthorised personnel are within the risk zone 1 Place the log on the rails facing the folding log supports FIG 46 2 Set the height of the bandsaw blade using the crank 29 3 Clean any sand from the log if necessary This results in less wear 4 Place the band guide 8 as close as possible to the log without the log and band guide touching each other Lock the band guide using the lever 7 USE Check the cleaning fluid tank 3 and fill with cleaning fluid if necessary Use a cleaning fluid with lubricating properties for example water and detergent The mixture should be made up of 80 water and 20 detergent Wintertime add windscreen washer fluid Check the fuel tank 17 and
27. ngine 2 Loosen the belt guard 3 Loosen the idler A completely with the locking lever B 4 Change the belt and then tighten the belt by pulling the handle C and tightening the idler A and locking the idler with the locking lever B When the belt is correctly tensioned it should be possible to move it about 0 5 cm in each direction using one finger 5 Attach the belt guard English 33 MAINTENANCE Checking the Braking Function For the one man saw to meet safety requirements the braking function must be checked at least once per week Check the braking function in the following way 1 Start the sawmill motor engine 2 Start the bandsaw blade with the control unit 4 3 Release the control unit and the bandsaw should stop within 5 seconds 4 Ifthe bandsaw blade does not stop within the prescribed time the unit is not to be used until the braking function clutch is repaired Contact your local dealer 5 Check the Safety Switch Function The Saw Unit s Height Adjustment Maintenance procedures on the components listed below are necessary in order to assure the bandsaw blade s vertical adjustment Runners 12 The guides that locate the saw unit should be wiped clean and moistened with oil as required Screws 19 sprocket A and chain B The screws should be wiped clean as required The drive chain that links both the height ad
28. nto place the frame 25 and guide FIG 26 A 18 English INSTALLATION Handlebars FIG 27 Attach the handlebars with the start lever 5 ata suitable height on the right hand frame 25 and tighten the screws to 10 Nm Attach the weight A to the rear end of the handlebars Lay Band Cleaning Tank FIG 28 The tank 3 is placed on the mounting located on the right hand side of the sawmill The band cleaning fluid flow is regulated with a continu ously variable manual valve on the tank FIG 28A The tank 3 can be easily removed from the sawmill The spiral hose is inserted through the hole in the band guide 8 and is connected in the hole on the plate mounted on the adjustable band guide The fluid can then run down and clean the bandsaw blade English 1 9 INSTALLATION Propulsion 1 Place the engine motor on the engine motor console and attach the drive belt 2 Bolt the engine motor petrol or electric onto the engine motor console 3 Connectthe cable to the clutch control arm A 4 Attach the mounting for the drive disc B so that the clutch does not rotate 5 Tighten the belt with the belt tension device FIG 31 A A correctly adjusted belt can be moved 0 5 cm with one finger FIG 31 B If necessary adjust the engine motor console mounted in the lengthways slot to attain the correc
29. occ oo LV O OL CCC Do OSS O CCC Cc c SP9OGOEEG GY n22000 300noo lt lt ODDOrananwtwo emt 23 24 8 English 36 39 34 33 32 31 13 12 DESCRIPTION One man Sawmill Electric Motor The one man sawmill consists of two main parts The carriage with motor and saw Rails The carriage consists of the following oo toy da Scale Scale pointer Bandsaw blade cleaning fluid tank Start stop control Handlebars Rails Adjustable band guide lock Adjustable band guide Bandsaw blade Rail guard Support wheels Runners Lifting handle Chain guard Height setting screw Upper bandsaw blade guard Band wheel guard Safety switch Bandsaw blade guard Scraper Frame Band wheel Band tension crank Band wheel adjuster Height setting crank Index plate Connector with polarity reversal Stop switch Start switch Safety switch connector Main switch Distribution box Electric motor N I ee fe Ca 11 10 9 8 7 6 English 9 DESCRIPTION 38 39 40 41 42 45 4 Tools and operator s manual 38 Open ended spanner 13 15 mm 39 Open ended spanner 17 19 mm 4 45 Aa 40 Socket spanner f 41 Combination spanner 13 19 42 Combination spanner 43 Allen key 4 mm 44 Allen key 5 mm 45 This operator s manual
30. orts when the red mark can be read on the scale pointer FIG 37 E 22 English FUEL HANDLING Fuel Fuel Safety WARNING The fuel used in the one man sawmill has the following hazardous properties 1 The fluid its vapour and its exhaust fumes are poison ous 2 Can cause skin irritation 3 Is highly inflammable The following are absolutely forbidden when fuelling e Smoking e To have flames or hot objects in close proximity e To have the engine running Petrol Use leaded or unleaded petrol The lowest recommended octane grade is 90 If you run the engine on a lower octane grade than 90 so called knocking can occur This leads to an increased engine temperature which can result in serious engine damage Fuelling 1 Clean around the fuel cap 2 Open the fuel cap slowly so that any excess pressure is released 3 Tighten the fuel cap carefully after fuelling Clean the fuel tank regularly The fuel filter should be changed at least once a year Contamination in the fuel tanks causes malfunction English 23 STARTING AND STOPPING WARNING Observe the following before starting the engine e The engine must be mounted in the sawmill before starting Otherwise the clutch can come loose and cause personal injuries Keep people and animals well away from the risk zone Startin
31. sed See FIG 36B The washers should have a degree of springiness to take up variations in band tension Incorrect band tension too hard or too loose means that the bandsaw blade runs a risk of roaming and coming loose from the band wheel 6 Tension the belt FIG 35 by pulling the han dle so that the idler tightens the drive belt Lock it A correctly adjusted belt can be moved 0 5 cm with one finger 7 Adjust the band guide s blocks by loosening the bolts 1 and 2 FIG 33 Adjust the blocks i from both directions so that they lie lightly VM LI against the band Fold up the band guard 23 9 Position the guards over the band wheels and secure them with the rubber straps Ensure that the safety keys are in the tracks EE 3 ND 1 YR English 21 INSTALLATION Scale FIG 37 Fit the ruler on the bandsaw blade s upper guard as follows 1 Insert the ruler through the top of the scale pointer FIG 37 A The greatest value on the ruler shall face downwards 2 Measure the distance between the underside of the bandsaw blade and the log bolster s upper section FIG 38 B NOTE During this procedure the bandsaw blade should be tensioned and adjusted 3 Set the scale so that the scale pointer has the same value and can be read on the scale FIG 37 C Bolt the scale to the wheel housing FIG 37 D Check that the bandsaw blade moves freely over the long and short log supp
32. t belt tension 6 Connectthe cable to the start lever FIG 30 E check that the clutch is activated When the start lever FIG 30 F is activated the spring in the control arm on the clutch shall be lightly compressed Wire adjustment The wire that engages the clutch must be ad justed so that there is no pressure on the clutch arm that is connected to the clutch The easiest way to do this is to adjust the wire so that it is completely slack when the clutch is not engaged Adjustment is by means of the adjuster nipples on the starter yoke and the engine bracket FIG 30 G and FIG KA It is also important that the attachment to the clutch is able to swing FIG X B The spring in the fastener prevents excessive leverage being applied to the clutch arm On saw mills with four stroke engines the wire connected to the engine is adjusted using nipple FIG X so that the throttle lever is activated by the swinging motion FIG X B of the wire faste ner near the clutch and therefore increases the engine speed before the clutch is engaged Petrol Engine Connect the cable from the covers safety switch 22 to the contact FIG 29 D on the engine Electric Motor Connect the cable from the covers safety switch to the contact on the distribution box FIG 32 A The contact for the electrical cable for the electric motor has polarity reversal 31 Make sure that the main switch 34 is set to 0 WARNING A N Check that the
33. wing hazardous properties 1 The fluid its vapour and its exhaust fumes are poison ous 2 Can cause skin irritation 3 Is highly inflammable Special safety regulations apply to the fuel used with the one man sawmill These are documented in the section Fuel Handling on page 23 Personnel The following apply to personnel using the one man sawmill 1 Shall have read and understood the content of this operators manual 2 Must not be under the influence of alcohol or medication nor suffering from tiredness 3 Good lighting is required when using the sawmill outside daylight hours 4 Shall not be a minor 5 Earthed circuit breaker recommended Risk Zone The risk zone is evident from the picture to the right No unauthorised persons may be present in the risk zone The risk zone should also be kept free of foreign objects and the ground within the risk zone should be flat so that the operator avoids stum bling 6 English Safety During Use The safety regulations that apply while using the one man sawmill are documented in their re spective areas under the section Use on page 26 29 The operator should observe the following safety measures before and during use 1 Check that all safety devices and guards are fitted and undamaged 2 Check that no fuel has been spilt on the outside of the tank or on the ground 3 Ensure that there are no people or animals within the one man sawmi
34. wmill is started or when it has been moved to another power outlet Test start the sawmill in accordance with the starting instructions Check the direction of the bandsaw blade If the bandsaw blade runs in the wrong direction there is a phase inverter on the power connector FIG 42 The phase is inverted with the aid of a screwdriver as illus trated in FIG 42 Starting the Electric Motor 1 Check that the power cable is connected correctly 2 Set the main switch 35 to 1 3 Start the motor with the green start button 33 The motor starts Stopping the Electric Motor 1 The electric motor is stopped with the raised red button 32 2 Set the main switch 35 to 0 Starting and Stopping the Bandsaw Blade The blade is started and stopped using the control handle 4 on the sawmill s handlebars 5 Moving the starter handle towards the handlebars activates the clutch and the bandsaw starts When the control handle is released the bandsaw blade is braked and stops English 25 USE Securing the Log WARNING Exercise care during all log handling Heavy lift Wear boots or shoes fitted with steel toe caps 1 Fold up the stops C on the left hand side of the rails 2 Roll the log up against the stops C The log must not come closer e than 300 mm to the end of the rails e than 500 mm to the start of the rails This means that when using two rail sections the maxi
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