American Standard 70145A User's Manual
Contents
1. 1500 hrs Fan shaft after 1 2500 hrs Tension roller after 1 2500 hrs Arbor shaft after 1 5000 hrs Motor shaft after 1 5000 hrs Rollers Periodically check the guide rollers and the tension roller for wear IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 17 Troubleshooting PROBLEM Cause ACTION Drive belts slip Squeaking or squealing sound Squealing growling or grinding noise coming from machine Dust pick up is poor Motor will not start Motorruns sluggishly Motor starter trips repeatedly trips Uneven cut Insufficient tension Worn belts Damaged and or worn bearing Dust bag is over 1 8 full Dust bag is dirty Dust shoe is improperly adjusted Dust chute is obstructed Defective motor starter Defective start capacitor Defective electronic start switch Low voltage from poor connection Defective motor No power Low voltage from excessive footage undersized extension cord or poor connection Defective run capacitor Defective motor Excessive load Defective electronic start switch Defective motor starter Low voltage from poor connection Defective motor Defective capacitor Leveling out of adjustment Abrasive belt tracking IVIE Enterprises Tension drive belt as described in adjustment procedures Replace belts Remove drive belts2. is reached when the sanding pressure knob extends 7 8 off of the casting See figurer la IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 15 Leveling To adjust the machine leveling follow this procedure 1 Locate the leveling screw See figure 15 The leveling screw is located towards the rear of the chassis beneath the sanding pressure knob 2 Tighten the leveling screw compress the leveling spring to sand heavier on the drive belt side 3 Loosen the leveling screw relax the leveling spring to sand heavier on the side opposite the drive belts Belt Tracking A WARNING Injury to the operator could Figure 15 occur if any machine adjust ments are made while the motor is running Do not attempt to make any adjustments while the machine is plugged in or running To adjust the belt tracking follow this procedure 1 Locate the belt tracking adjuster screw See figure 16a 2 Hold the belt tracking adjuster screw and loosen the locknut See figure 16b 3 Rotate the tracking adjuster screw counterclock wise to move the belt in 4 Rotate the tracking adjuster screw clockwise to move the belt out Figure 16 5 Test adjustment and tighten the locknut Operating Control To increase the travel or extend the reach on the grip control follow this procedure 1 Loosen the locknut on the control ro
3. motor mounting knob clear of the counterbore on chassis See figure 5 6 Straddle the machine With your legs lift the motor off of the chassis Take the motor to worksite 7 Lift the chassis by grasping the front handle and rear of chassis Bring the belt guard against your chest Take the chassis to worksite To assemble the machine after transporting follow this procedure 1 Place the motor on the chassis Position the strap on the threaded end of the rear motor mount against the boss on the chassis 2 Screw in the motor mounting knob completely 3 Install the drive belts 4 Tighten the belt tension T screw until the contact drive wheel belt experiences a 1 deflection at mid span when 10 lbs of effort is exerted upon it with a thumb A caution Premature bearing failure can occur if the fan belt is set too tight The fan belt should Figure5 deflect no less than 1 at 5 Ibs Page 8 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual NOTE It is not necessary to adjust the fan belt independently during this procedure or during replace ment The idler pulley is factory adjusted 5 Close the belt guard door 6 Plug the motor pigtail in twisting to lock Transporting the Machine Two People When transporting the machine with two people follow this procedure 1 One operator places hands under the front of the machine main casting 2 Person 2 lifts the machine by the handle IVIE
4. sanding of certain conifers where a smooth 945835 945911 surface is desired 180grit For surface roughing between coats of finish 945834 Page 14 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Sander Adjustment Procedures Adjustment Procedures A DANGER Electrocution could occur if main tenance and repairs are performed on a unit that is not properly dis connected from the power source Disconnect the power supply be fore attempting any maintenance or service A DANGER Moving parts of this machine can cause serious injury and or dam age Keep hands feet and loose clothing away from all moving parts of the sander The following information provides details on how to adjust different features controls of the sander Dust Shoe To adjust the dust shoe follow this procedure 1 Disconnect machine from power supply 2 Loosen the three screws fastening the dust shoe to the chassis 3 Adjust the dust shoe down to reduce clearance 4 Adjust the dust shoe up to increase clearance 5 Align the dust shoe to the chassis and tighten all three screws See figure 13 Sanding Pressure To adjust the sanding pressure follow this procedure 1 Screw the sanding pressure knob down to in crease the sanding pressure when making the roughing in cut 2 Screw the sanding pressure knob up to decrease the sanding pressure when making the finishing cut Figure 14 Minimum pressure
5. Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 9 Machine Set Up To set up your machine follow this procedure 1 Familiarize yourself with the machine and read all danger warning and caution statements Make sure all operators of this machine have read this Owner s Manual If they cannot read English have the manual explained fully before allowing anyone to operate the sander 2 Locate the power supply The receptacle should be compatible with the plug The receptacle must be grounded and must be fused 30 amp to avoid an electrical hazard 3 Clip the dust bag to the elbow See figure 7 Cross the strings on the dust bag and draw tight over the flare on the eloow Wrap the string around the elbow and secure 4 Wind the power cord through the cable arm See figure 8 Keep the power cord out of path of equipment 5 Pull the draw latch forward to release the access door and gain entry to the sanding chamber 6 Rotate the release lever forward See figure 9 7 Install a new abrasive belt by sliding the abrasive over the tension roller and contact wheel See table on page 12 for abrasive belt selection See figure 10 8 Rotate the release lever upward and back to tighten the abrasive 9 Plug the pigtailed power cord into the handle Twist the cord connection to lock Figure 9 10 Turn on the motor start
6. IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 AMERICAN SANDERS TECHNOLOGY Classic 8 Belt Sander Operator s Manual READ THIS BOOK This book has important information for the use and safe operation of this machine Failure to read this book prior to operating or attempting any service or maintenance procedure to your ALTO machine could resultin injury to you or to other personnel damage to the machine or to other property could occur as well You must have training in the operation of this machine before using it If your operator cannot read English have this manual explained fully before attempting to operate this machine Si Ud o sus operadores no pueden leer el Ingl s se hagan explicar este manual completamente antes de tratar el manejo o servicio de esta maquina All directions given in this book are as seen from the operator s position at the rear of the machine For new books write to ALTO U S INC 2100 Highway 265 Springdale Arkansas 72764 Form No 70145A 11 00 AMERICAN SANDERS TECHNOLOGY Printed in the Contents of this Book Operator Safety Instructions cc cceeeeeeeeeeeseeceeeeeeeteeeeeeeeeeeeeeees 3 Machine Safety Statement ceceeecceceeeeeeeeeseeeeeeeeeeeeeenaes 5 Introduction and Machine Specifications ccceceeeeeeeeees 6 230V Electrical Connection Instructions ccceeeeeeeeeeeeeeeees 7 How to Tr
7. a finishing cut it may be necessary to use an even finer grain of abrasive 80 100 grit Care should be taken in selecting the grit size of the abrasive A very fine grain will close the pores on a wood floor making admission of a stain difficult If glazing or burning should occur immediately into a finishing cut reduce the sanding pressure If it should occur during a finishing cut the abrasive has dulled and must be replaced Abrasive Belts Note All part numbers listed are for a carton of 10 belts Aluminum Silicon Ceramic Oxide Carbide Alum Oxide 16 grit For removing gross imperfections and restore evenness 945844 to old flooring To remove build up of paints and varnishes 36 grit For first sanding of new flooring maple oak For removing 945842 945901 minor imperfections and finishes from old flooring 40 grit For first sanding of new flooring oak walnut For removing 945541 945902 minor imperfections and finishes from old flooring 50 grit For first sanding of new flooring cedar pine fir 945840 945903 For clean up of 16 grit 60 grit For clean up from initial cut 36 40 grit 945839 945904 80 grit For final sanding of certain hardwoods For clean up 945838 945905 of initial cuts 50 grit 100grit For final sanding of certain hardwoods where a smooth 945837 945909 surface is desired 120 grit For final sanding of certain conifers 945836 2 945910 150grit For final
8. ansport the Machine cccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 8 One Person ence cssssoccodedsceedecedseeoenactecgutecsdtetccessistsesiapraauseasapactees 8 Two People cement ere mere ee mre eer tee eee rer meer eee 9 Machine Set UP sticcstsecctite ec encase ineneentt ete eacicees E 10 How to Operate the Machine cceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 11 Sanding Cuts and Sandpaper cccceeccceeeeeeeeeeeeeeseeeeeeeees 14 Sander Adjustment Procedures cccccceeseeeeeeeeeeeesteeeeeeeeeees 15 Routine Maintenance 25 ecccuas SectiteteeattentieniiapicenMeiacestebiuenseteanes 17 Troubleshooting laste tet tele etude detect etaaedaledalpecelearieibeeiedateedsteadateeal 18 Assembly Drawing 1 cceeeeeeeeeeceeeeeeeeeeeaeeeeeeseeeeeeneanees 20 Assembly Parts List 1 eccccceceeeeeeeeeeneeeeeeeeeeeeeteeeeeeeeeetees 21 Tension PAS SY ssie a 22 Tension Assembly Parts List eecceeeeeeeeeeeeeeeeeeeeeeeeeeeeees 23 Assembly Drawing 2 ccccceeececeseeceeeeeeeeeeeeeeeeeeeeeseneeeeeees 34 Assembly Parts List 2 ccccccccceccccscccnecnscnccdeccetecnsseaceccremensennuene 25 Assembly Drawing 3 ssssssssseeessesernnnersssrrnnnrrreeerrenrrnseerrrennneene 26 Assembly Parts List 3 s cccccceecccuuseessecsctectetaceseceticewensneseccehens 27 Wiring Diagram sesiesiscceceticicedsmncicegunasancssectdtetiesssdsticaccsueantecsmedta 28 Chatter Wave Prevention c ccceceeeeeeeeeneeeee
9. ations Operating Control Lever Motor Starter Protector ates Tension Release Lever Sanding Pressure Adjustment Level Adjustment Nut PART NUMBER 07094C ABRASIVE SIZE 291 2 X 7 7 CONTACT WHEEL SPEED 2850 rpm revolutions per minute ABRASIVE SPEED 4300 sfm surface feet per minute DUST FAN SPEED 6800 rpm revolutions per minute DUST FAN FLOW 234 cfm cubic feet per minute MOTOR 4 hp 208 230V 60Hz 16A LEVELING CONTROL Externally adjustable OPERATING CONTROL Adjustable lever grip MOTOR STARTER PROTECTOR Magnetic circuit breaker SANDING PRESSURE ADJUSTMENT Infinitely adjustable WHEELS Replaceable 312 O D BEARINGS Radial ball permanently lubricated DIMENSIONS 40142 L x 15 W x 36 3 4 H WEIGHT 214 Ibs A CAUTION Your equipment may be inappropriate on some installations Some softer woods used in flooring cannot support the pressure created by hard wheels A felt or rubber wheel should be used when these woods are encountered See parts list for optional wheels Always consult with the flooring manufacturer on the proper installation prepara tion and finishing of their product Determine suitability of your equipment in preparing the product Page 6 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual 230V Electrical Connection Instructions caution This machine will operate only on AC frequency and on electrical voltage shown on the motor nam
10. d See figure 17 2 Screw the control rod adjuster in until the desired reach is found 3 Tighten the locknut To decrease the travel or reduce the reach on the grip control follow this procedure 1 Loosen the locknut on the control rod See figure 17 2 Screw the control rod adjuster OUt until desired Figure 17 reach is found 3 Tighten the locknut IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 Page 16 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Routine Maintenance Maintenance The following items need to be periodically inspected and maintained to keep your sander in good working condition Sanding Chamber Periodically blow out the sanding chamber to prevent large accumulations of debris which could interfere with the performance of the tension roller Wheels Periodically remove the debris from the truck and caster wheels Debris can cause waves on a sanded surface Dust Bag Remove the dust bag from the machine and shake it thoroughly to remove the sanding dust from the dust bag Turn the dust bag inside out and machine wash in cold water to prevent pore blockage and loss of dust recovery Drive Belt Periodically check the drive belt tension See the adjustment procedure on page 6 Bearings Periodically check the bearings for wear or damage according to the following schedule Guide rollers after 1 650 hrs Idler pulley after 1
11. eeeeeesneeeeeeeeeeees 29 Chatter Causes and Prevention ccecscccceeeeeeeeeseeeeeeeeeees 29 IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 Page 2 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual OPERATOR SAFETY INSTRUCTIONS A WARNING A AVERTISSEMENT A ADVERTENCIA DANGER means Severe bodily injury or death can occur to you or other personnel if the DAN GER statements found on this machine or in this Owner s Manual are ignored or are not adhered to Read and observe all DANGER statements found in this Owner s Manual and on your machine WARNING means Injury can occur to you or to other personnel if the WARNING statements found on your machine or in this Owner s Manual are ignored or are not adhered to Read and observe all WARNING statements found in this Owner s Manual and on your machine CAUTION means Damage can occur to the machine or to other property if the CAUTION statements found on your machine or in this Owner s Manual are ignored or are not adhered to Read and observe all CAUTION statements found in this Owner s Manual and on your machine A DANGER Read the operator s manual before servicing or operating this machine The manual contains information essential to the safe and reliable use of this machine A DANGER Sanding finishing wood floors can create conditions that could produce a fire or explosion Follow these precautions e Do not sand over exp
12. eplate Make sure you have the correct frequency and voltage before connecting the power cord to an outlet The machine has a plug as shown below Figure 1 This machine mustbe connected to an electrically ground circuit in order to protect the operator from electric shock This machine has an approved power cord with three conductors as well as a plug with three terminals Connect the pluginto an appropriate receptacle For maximum protection against electric shock use acircuit that is protected by a ground fault circuit interrupter A DANGER A DANGER A DANGER A DANGER Electrocution could occur if the machine is exposed to water or rain Keep the machine in a dry building Electrocution could occur if machine is improperly connected to the electrical system To prevent possible electric shock always use a 3 wire electrical system connected to an electrical ground For maximum protection against electrical shock use a circuit that is protected by a ground fault circuit interrupter Consult your electrical contractor Electrocution could occur if the ground pin is tampered with in any way Donotcut remove or break the ground pin Do nottry to fit a three terminal plug into a receptacle or connector body other than athree plug receptacle or connector body If the outlet does not fit the plug consult your electrical contractor Electrocution could occur if the machine is used with a damaged plug or power cord If the cords o
13. er switch momentarily 11 Observe the belt tracking Follow the procedures outlined in the Sander Adjustment Procedures on page 14 to correct the belt tracking There is also a label on the inside of the access door that outlines tracking adjustment 12 Close the access door Place the end of the draw latch over the keeper on the access door and push the latch flat against the main frame to secure Figure 10 Page 10 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual How to Operate the Machine to Operate the Machine A DANGER Sanding finishing wood floors can create an environment that can be explosive Cigarette lighters pilot lights and any other source of ignition can create an explosion when active during a sanding session All sources of ignition should be extinguished or removed entirely if possible from the work area A DANGER Work areas that are poorly ventilated can create an explo sive environment when certain combustible materials are in the atmosphere i e solvents thinners alcohol fuels certain finishes wood dust and other combustible materials Floor sanding machines can cause flammable material and vapors to ignite Read the manufac turer s label on all chemicals used to determine combustibil ity Keep the work area well ventilated A DANGER Sanding dust can spontaneously ignite and cause an injury or damage Sanding dust should be disposed of properly Always empty the sand
14. he machine as shown If these or any other machine decal label or plate should become damaged or illegible install a new decal in its place Contact your local autho rized distributor for new decals Injury or Death Iean Occur Fine dust fueis solvents ond thinners con explode an The following information signals potentially dangerous conditions to the operator and or equipment Read this manual carefully and familiarize yourself with the machine Know when these conditions can exist Locate all safety devices on the machine Then take the necessary steps to train the personnel that will be operating the machine Report machine damage or faulty operation immediately 1 2 9 10 Keep hands and clothing clear of rotating parts Keep hands on controls with the motor running Do not leave the machine with the motor running Do not operate the machine with the access door open or the belt guard removed Always operate the machine with the dust bag in place Do not remove dust bag with the motor running Always disconnect the motor pigtail power cord from the handle before servicing the machine Use caution if motor is removed for transporting weight 108 lbs The machine weighs 106 Ibs minus the motor Always operate in a well ventilated area Always dispose of sanding dust properly AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 5 Introduction and Machine Specific
15. ing dust into a metal container Remove the contents of the dust bag when the bag is 1 3 full A DANGER Sanding dust can spontaneously ignite and cause an injury or damage Remove the contents of the dust bag each time you finish using the machine Always dispose of the dust in a metal container located outside of the building Never leave a dust bag unattended with sanding dust in it Do not empty the contents of the dust bag intoa fire A DANGER Hitting a nail while sanding can cause sparks and create an explosion or fire Always use a hammer and punch to counter sink all nails before sanding fl IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 11 To operate the machine follow this procedure 1 Install the operator s belt as follows a Position the operator s belt around waist b Cross the straps at the waist See figure 11 c Slide the belt loop end over the handle on the control lever side Adjust the length as needed d Wrap the remaining strap around the oppo site side of the handle and hold it in place with your hand A WARNING Should quick release of the ma chine be necessary serious op erator injury could occur if the operator has tied the loose end of the operator s belt strap to the machine Always position the strap so that you can let go and get away quick incase of bag fire or exp
16. losion Figure 11 8 Empty dust bag whenever it is 1 3 full Never leave a dust bag unattended with sanding dust in it Sanding dust can spontaneously ignite and 2 Put the On Off switch into the ON position cause a fire or explosion Empty dust into a metal container located outside of the building A DANGER Serious damage can occur to the floor surface if the machine is not in motion while the contact wheel is running on the floor surface To prevent damage to the sur face make sure the machine is always moving when the contact wheel is in contact with the floor 3 Work right to left For each forward pass move the machine 4 over the pass you have just finished Retrace your reverse path without overlapping See figures 12A through 12E 4 Feather cut in by easing the contact wheel down onto the surface with the control lever while the sander is in motion 5 When contact wheel is fully engaged with the surface gradually adjust your pace for adequate finish removal Keep sander in motion while the contact wheel is engaged with the surface or dwell marks will occur 6 Move the machine in the direction of the grain in the wood whenever it is possible Sand the surface at a constant pace 7 Gradually feather cut out at the termination point the end of your pass by easing the contact wheel up with the control lever Stagger the termination points for a better blend when P IVIE Enterprises edging ed
17. n Debris interferes with mechanism Worn sleeve bearing Galled linkages Extreme difference in side to side lenght of belt High edge on contact wheel Debris built up on top tension roller IVIE Enterprises Replace abrasive Decrease sanding pressure setting Fig 14 page 13 Use coarser abrasive Replace abrasive Use a coarser abrasive belt Increase sanding pressure setting Fig 14 page13 Remove and clean wheels Replace tires See Chatter Wave Prevention Blow out sanding chamber Remove and disassemble mechanism Clean out Replace Lubricate with WD 40 Replace abrasive belt Check several different abrasive belts Contact an authorized dealer or replace the contact wheel Clean tension roller www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 19
18. osed nails The grindings may enter the dust bag and ignite the contents Set all exposed nails before sanding e Donotsand over sanding abrasive particles or embedded stones The grindings may enter the dust bag and ignite the contents Remove particles or stones before sanding e Do not leave wood dust in bag The contents may spontaneously ignite or explode Dispose in a metal container clear of any combustibles Do not dispose ina fire e Do not use this machine with or near flammable fuels or agents Read the manufacturer s label on all chemicals to determine flammability Vapors or airborne wood dust can create an explosive environment Open flames electrical sparks or other sources of ignition should be extinguish or avoided Do not over fill the dust bag Ventilate the work area Do not operate the machine on an electrical circuit that repeatedly trips or blows the fuse The circuit may be undersized or faulty which could cause an electrical fire A DANGER This machine operate on electric power The power is sufficient to cause shock or _e electrocution Follow these precautions e Do not connect the machine to an electrical circuit that has no grounding conductor The grounding conductor will drain the power from the machine should it become electrified Consult an electrician if the grounding conductor is missing or you suspect the circuit has no grounding conductor Do not remove or disable the grounding conduc tor on the elec
19. r or bystanders Alterations modifications or uses not authorized by the manufacturer voids any and all warranties and liabilities Do not operate a machine that is damaged or malfunctioning Follow the maintenance schedule found in the Routine Maintenance section in this manual Wear eye ear respiratory protection and protective clothing while sanding See that the control switch is off and the drum raised before connecting the machine to an electrical circuit Keep hands on the operating controls while sanding Refer all maintenance and repairs to an authorized repair center The machine is heavy See the How To Transport section in this manual Observe all warning and instructional labels on this machine Replace any lost or damaged labels Use of this machine to move other objects or to climb on could result in injury or damage Do not use this machine as a step or furniture Do not ride on this machine Serious damage to the floor can occur if the machine is left running in one spot while the sanding drum is in contact with the floor To avoid damage to the floor feather cut in ata normal sanding rate Do not dwell while lowering or raising the contact wheel Always sand at a constant rate IVIE Enterprises www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 Page 4 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Machine Safety Statements The following safety decals are mounted on t
20. r plugs are worn or damaged in any way have them replaced by an authorized service person or electrician Extension Cords Use only an approved three pronged extension cord with two main conductors and one earthing conductor This machine s power cord has a wire size of 10 gauge This machine is equipped with a 100 power cord When greater range is needed follow the table below to determine cable guage of additional footage Refer to the following chart for extension cord information Feet Wire Guage Stranded Copper Source Voltage 0 100 100 250 Use Voltage 208 6 Booster If motor appears to labor or takes a considerably longer time to come up to speed reduce sanding pressure AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 7 How to Transport the Machine A WARNING The machine is heavy Remove the motor from the machine before transporting Get help loading the machine and motor Transporting the Machine One Person To transport the machine follow this procedure 1 Make sure the power cable is disconnected from the electrical outlet 2 Disconnect the handle pigtail cord connection twist and pull See figure 3 3 Loosen the belt tension T screw completely Grasp the belt guard immediately above the left hand truck wheel Pull to gain access to the drive belts 4 Grasp and pull the belt guard to gain entry to drive belts Remove the drive belts See figure 4 5 Screw the
21. rotate arbor motor fan shafts and idler pulley to locate dragging or rough bearing Contact an authorized dealer Empty contents of bag Shake debris from bag and wash Readjust dust shoe Remove fan cover and clear throat Contact an authorized dealer Contact an authorized dealer Contact an authorized dealer Contact an authorized dealer Contact an authorized dealer Check power supply and connections Locate power source nearer to work site Decrease sanding pressure Contact an authorized dealer Contact an authorized dealer Contact an authorized dealer Contact an authorizeddealer Contact an authorized dealer Contact an authorized dealer Contact an authorized dealer Contact an authorized dealer Readjust leveling Adjust belt to track towards the edge of drum with deepest cut www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 Page 18 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Troubleshooting PROBLEM CAUSE ACTION Burning or glazing Waves on sanded surface Chatter marks on sanded surface close evenly spaced Difficult to actuate tension release lever Abrasive belt will not track Abrasive belt tears along its length Dull abrasive Excessive sanding pressure Too fine of an abrasive Dull abrasive Too fine of an abrasive belt Insufficient sanding pressure Debris on wheel Flat spot on tire s See Chatter Wave Preventio
22. trical cord For added protection use machine on a circuit equipped with a ground fault circuit interrupter Do not service the machine while connected to an electrical circuit Doing so might result in contact with electrical components Do not use the machine with a damaged electrical cord Inspect the cord for damage to the jacket and connector s before connecting the machine to an electrical circuit Do not use the cord to move the machine Keep the cord clear of the sanding drum Lift the cord over the machine when moving it from one side to the other Do not expose this machine to rain or moisture Damage to electrical components may occur Store in a dry building AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 3 A DANGER CAUTION CAUTION CAUTION CAUTION rr EPrEr EE FF F CAUTION WARNING WARNING WARNING WARNING This machine had rotating and moving elements that can cause serious injury Follow these precautions Do not operate this machine unless all guards doors and covers are secure and in place e Keep hands feet and loose clothing away from all moving parts Do not service the machine while in operation Disconnect the electrical cord before servicing Do not change or make adjustments to the abrasive while the machine is in operation Any alterations modifications or misuse of this machine could result in damage to the machine or injury to the operato
23. www ivie ent com Ph 918 254 5161 or 888 262 5161 Fax 918 250 4807 Page 12 AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual A First pass forward right to left B First pass reverse retrace same path D Second pass reverse retrace second path forward etc for the entire room E Work the remaining unsanded floor in the same fashion right to left Figure 12 A E AMERICAN SANDERS TECHNOLOGY Classic 8 Operator s Manual Page 13 Sanding Cuts and Sandpaper Cuts and Sandpaper Initial Cut The purpose of the initial cut is to remove old finish and gross imperfections on the floor surface The sanding equipment should be adjusted to heavy sanding pressure setting and a coarse abrasive belt should be used If the surface is severely damaged by deep scratches pre existing dwell marks uneven planks etc it may be necessary to sand across or diagonally to the grain to restore evenness to the surface If these conditions are not present the initial cut should be done in the direction of the grain If glazing loading or burning takes place immediately into an initial cut select a coarser abrasive If this should occur during an initial cut the abrasive has dulled and must be replaced Final Cuts The purpose of a finishing cut is to remove the scratches produced during the initial cut Use a fine 60 80 grit grain abrasive and a reduced sanding pressure setting If the surface remains rough after
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