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Form No. 78150C

6/01

AMERICAN SANDERS TECHNOLOGY

              Printed in the U.S.A.

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 result in 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
operator(s) cannot read this manual, have it explained fully before attempting to operate this
machine.

Si  Ud. o sus operadores no pueden leer el Inglés, se hagan explicar este manual completamente
antes de tratar el manejo o servicio de esta máquina.

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.

American

12

Operator's

Manual

Summary of Contents for 07044C

Page 1: ...rty could occur as well You must have training in the operation of this machine before using it If operator s cannot read this manual have it explained fully before attempting to operate this machine...

Page 2: ...s 6 How to Transport the Machine 7 MachineSet Up 8 How to Operate the Machine 10 Sanding Cuts and Sandpaper 12 SanderAdjustmentProcedures 14 RoutineMaintenance 16 Troubleshooting 17 Wiring Diagram 19...

Page 3: ...res must be adhered to 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 r...

Page 4: ...ve all safety statements found on your machine or in this Owner s Manual can result in serious injury or damage Read and observe all safety statements Make sure that all labels decals warnings caution...

Page 5: ...ng Control Adjustable Lever Motor Starter Protector Magnetic Circuit Breaker Sanding Pressure Adjustment Infinitely Adjustable Wheels Front Steel Urethane Steel Urethane Wheel Adjustment Steel Canvas...

Page 6: ...m protection against electrical shock use a circuit that is protected by a ground fault circuit interrupter Consult your electrical contractor DANGER Electrocution could occur if the ground pin is tam...

Page 7: ...ethebeltcover 4 Remove the fan belt 5 Loosen the motor bolt Using the wrench turn the motor bolt counterclockwise See figure 2 6 Slide the motor forward 7 Remove the drive belt 8 Remove the motor from...

Page 8: ...to the elbow Cross the strings on the dust bag and draw tight over the flare on the elbow Wrap the string around the elbow and secure 4 Wind the power cord through the cable arm Keep the power cord ou...

Page 9: ...rasive To tighten the abrasive follow this procedure 1 The end wrenches are given with the machine Put a wrench around the nut at each end of the durm 1 See figure 4 2 Make sure the flat sides of the...

Page 10: ...le 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 DANGER Sanding dust can spontaneously ignite and c...

Page 11: ...the surface make sure the ma chine 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 finis...

Page 12: ...l A First pass forward right to left C Second pass forward overlap the drum width D Second pass reverse retrace second path forward etc for the entire room B First pass reverse retrace same path E Wor...

Page 13: ...it 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 sand...

Page 14: ...ssure when making the roughing in cut 2 Screw the sanding pressure knob up to decrease the sanding pressure when making the finishing cut Drum Rates The machine can be operated at two rates To change...

Page 15: ...ts NOTE The wheel pivots must be lubricated after every 25 hours of use To lubricate the wheel pivots follow this procedure 1 Put the machine on its side 2 Lubricate the pivots The pivots are behind t...

Page 16: ...ne is equipped with lubrication fittings and are located on shaft supporting mechanism DustBag Remove the dust bag from the machine and shake it thoroughly to remove the sanding dust from the dust bag...

Page 17: ...dersized extension cord or poor Decrease sanding pressure connection Defective run capacitor Contact an authorized American Sanders Technologydealer Defectivemotor Contact an authorized American Sande...

Page 18: ...Page 18 AMERICAN SANDERS TECHNOLOGY American 12 Floor Sander Owner s Manual NOTES...

Page 19: ...AMERICAN SANDERS TECHNOLOGY American 12 Floor Sander Operator s Manual Page 19 AMERICANSANDERSTECHNOLOGY American Sander 12 Wiring Diagram 4 93...

Page 20: ...nder Owner s Manual AMERICANSANDERSTECHNOLOGY Model American 12 Floor Sander Drawing 1 Handle Assembly 10 00 46 1 2 3 4 5 6 7 8 9 10 12 15 11 13 18 12 15 10 20 19 31 33 21 30 29 28 34 32 35 34 31 39 4...

Page 21: ...rew 10 32 Ground 1 21 920284 Nut 20 2 22 66694A Plate Control Lever 1 23 962481 Screw 20 x 1 2 24 980646 Washer 1 25 25602A Lever Control 1 26 66151A Pivot Control Rod 1 27 80021A Bolt 3 8 x 5 8 1 28...

Page 22: ...ng 2 10 00 1 12 13 33 34 18 86 36 32 37 31 30 29 38 22 23 21 20 19 28 102 101 47 48 49 50 9 60 31 30 40 59 51 56 103 17 49 83 53 85 84 61 69 68 67 39 40 64 44 63 71 72 71 62 25 26 80 81 82 79 78 77 74...

Page 23: ...A Spacer Drum Shaft 1 47 915028 Key 5 Woodruff 2 48 67424A Shaft Fan 1 49 51111A Bearing 2 50 62001A Cap Bearing 1 NOTE 57 Not Illustrated 51 962288 Screw 3 8 16 x 1 Hex 2 52 67816A Spacer 1 53 20401B...

Page 24: ...merican 12 Floor Sander Assembly Drawing 3 6 01 1 2 3 4 5 8 32 11 13 14 15 16 43 46 47 53 9 59 39 55 57 56 55 58 51 50 49 48 45 8 14 16 15 41 42 54 37 56 57 37 54 10 9 39 38 35 36 34 18 21 19 20 17 44...

Page 25: ...ft Ecc 13 13 31 85806A Screw 20 x 1 Hex St 1 1 32 81209A Nut Large Flange 13 1 1 33u 60547A Axle 2 34 66913A Retainer Bearing 1 1 35 51112A Bearing 2 2 36 67821A Spacer 1 1 37u 51225A Bearing Ball 6 6...

Page 26: ...ican 12 Floor Sander Accessories Drawing Parts List 4 10 00 RefRef Part No Description Qty 1 2 3 60724A Belt Operating 1 5 6 59810A Wrench Paper Clamp 1 7 59811A Wrench End 3 4 x 7 16 1 8 64415A Handl...

Page 27: ...ch as American Sanders Technology s Sander 16 To minimize chatter when using a belt or drum sander the following steps should be taken 1 DRUM PAPER insure the paper is secured in the slot but not too...

Page 28: ...ut of roundness or debris adhered to their surface can cause waves or a chatter effect Always clean and inspect all wheels before starting to sand and before the finish cut Replace or true the wheels...

Page 29: ...rway Bjornerudveien 24 N 1266 47 2275 1770 CLARKE TECHNOLOGY AMERICAN SANDERS TECHNOLOGY A L COOK TECHNOLOGY Customer Service Headquarters and Factory 2100 Highway 265 Springdale Arkansas 72764 501 75...

Page 30: ...harges to and from the repair location must be prepaid by the purchaser c American Sanders Technology will repair the product and or replace any defective parts without charge within a reasonable time...

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