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American
Operator's
Manual
12
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.
Form No. 78150C
6/01
AMERICAN SANDERS TECHNOLOGY
Printed in the U.S.A.
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Table of Contents
Related Manuals for Alto American 12
Summary of Contents for Alto American 12
- Page 1 American 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 result in injury to you or to other personnel; damage to the machine or to other property could occur as well.
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Page 2: Table Of Contents
Assembly Parts List #2 ... 23 Assembly Drawing #3 ... 24 Assembly Parts List #3 ... 25 Accessories Drawing & Parts List ... 26 Chatter-Wave Prevention ... 27 Page 2 Contents of this Book AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 3: Operator Safety Instructions
Operating a machine that is not completely or fully assembled could result in injury or property damage. Do not operate this machine until it is completely assembled. Keep all fasteners tight. Keep adjustments according to machine specifications. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual AVERTISSEMENT ADVERTENCIA... - Page 4 DANGER: Electrocution or injury could occur if the power cord is run over or damaged by the sander. Keep the cord free from under the machine to avoid contact with the sandpaper. Always lift the power cord over the machine.
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Page 5: Introduction And Machine Specifications
Always consult with the flooring manufacturer on the proper installation, preparation, and finishing of their product. Determine suitability of your equipment in preparing the product. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Operating Controls Operating Controls Leveling Adjustment... -
Page 6: 230V Electrical Connection Instructions
If motor appears to labor or takes a considerable longer time to come up to speed reduce sanding pressure. Page 6 Feet/Wire Guage (Stranded Copper) 0 - 100' 100 - 250' Use Voltage Booster AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 7: How To Transport The Machine
3. Resecure the motor to the chassis. 4. Install the fan belt. 5. Install the belt cover. 6. Reconnect the handle plug. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Figure 1 Figure 2 Page 7... -
Page 8: Machine Set-Up
5. Fold the other end of the abrasive over the end of the template and crease. 6. Repeat steps 4 and 5 for remaining notch. 7. Lift the drum cover. Page 8 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... - Page 9 NOTE: When using #4 or 4½ grit abrasive, remove the large grains from the folded ends. To remove the grains, rub the folded ends together. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Figure 3 Figure 4 Page 9...
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Page 10: How To Operate The Machine
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 floors. Page 10 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... - Page 11 Stagger the termination points for a better blend when edging. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Figure 5 8. Empty dust bag whenever it is 1/3 full. Never leave a dust bag unattended with sanding dust in it.
- Page 12 C. Second pass forward, overlap ½ the drum width. 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 6 Page 12 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual...
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Page 13: Sanding Cuts And Sandpaper
150 grit For final sanding of certain conifers where a smooth surface is desired. 180 grit For surface roughing between coats of finish. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Abrasive Bulk Roll Part No. 945516 945517 945518... -
Page 14: Sander Adjustment Procedures
6. Tighten belt and secure motor to chassis. 7. Install the fan belt. 8. Install the belt guard. Page 14 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... - Page 15 1. Loosen the locknut on the control rod. See figure 9. 2. Screw the control rod adjuster out until desired reach is found. 3. Tighten the locknut. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Figure 7 Figure 8 Figure 9 Page 15...
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Page 16: Routine Maintenance
Idler pulley after 1st 1500 hrs. Fan shaft after 1st 2500 hrs. Arbor shaft after 1st 5000 hrs. Motor shaft after 1st 5000 hrs. Page 16 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 17: Troubleshooting
Burning or glazing. Slow cutting. Waves on sanded surface. Chatter marks on sanded Chatter Surface (close evenly spaced) AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual AUSE Insufficient tension. Worn belts. Damaged and/or worn bearing. Dust bag is over 1/3 full. - Page 18 NOTES Page 18 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual...
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Page 19: Wiring Diagram 4/93
AMERICAN SANDERS TECHNOLOGY American Sander 12 Wiring Diagram 4/93 AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Page 19... -
Page 20: Assembly Drawing #1
Page 20 AMERICAN SANDERS TECHNOLOGY Model American 12 Floor Sander Drawing #1 Handle Assembly 10/00 24 21 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 21: Assembly Parts List #1
Ref No. Part No AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual AMERICAN SANDERS TECHNOLOGY Model American 12 Floor Sander Parts List #1 Handle Asembly 10/00 Description Ref. Cord Assembly 41706A Connector (NEMA) 962065 Screw - 8-32 x ¼ Pn St Mach... -
Page 22: Assembly Drawing #2
Page 22 AMERICAN SANDERS TECHNOLOGY Model American 12 Floor Sander Drawing #2 10/00 AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 23: Assembly Parts List #2
Part # Description 50563A End Bell 52768A Front Cover 53998A 52769A Fan Cover AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual Model American 12 Floor Sander Parts List #2 10/00 Ref # Part No. 962288 67816A 20401B 67815A 68101A... -
Page 24: Assembly Drawing #3 6/01
Page 24 AMERICAN SANDERS TECHNOLOGY American 12 Floor Sander Assembly Drawing #3 6/01 Optional Urethane Wheels AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 25: Assembly Parts List #3 6/01
55 u NOTE: u indicates a change has been made since the last publication of this manual. AMERICAN SANDERS TECHNOLOGY -American 12 Floor Sander Operator's Manual AMERICAN SANDERS TECHNOLOGY American 12 Floor Sander Assembly Parts List #3 6/01 Description 88502A... -
Page 26: Accessories Drawing & Parts List
AMERICAN SANDERS TECHNOLOGY American 12 Floor Sander Part No. Description 60724A Belt, Operating 59810A Wrench, Paper Clamp 59811A Wrench, End 64415A Handle, Carrying 42201A Cord Assembly (NEMA) 42302A Cordset, 240/50 68314A Template AMERICAN SANDERS TECHNOLOGY - American 12 Floor Sander Owner's Manual... -
Page 27: Chatter-Wave Prevention
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 tight. Paper that is too tight will force the drum slot wider, leaving a “slot mark chatter”... - Page 28 Take a heavier cut and increase the pace. 5) DEBRIS... lodged between the paper and the drum will leave chatter. On a belt sander, debris may be adhered to the drum. Insure the drum is clean and free of debris before placing the paper on.
- Page 29 ALTO U. S. A. Locations HEAD OFFICE ALTO U.S. Inc., St. Louis, Missouri 16253 Swingley Ridge Road, Suite 200 Chesterfield, Missouri 63017-1725 PRODUCTION FACILITIES ALTO U.S. Inc., Springdale, Arkansas 2100 Highway 265 Springdale, Arkansas 72764 (501) 750-1000 Customer Service - 1-800-253-0367 Technical Service - 1-800-356-7274 ALTO U.S.
- Page 30 AMERICAN SANDERS TECHNOLOGY U.S. WARRANTY This American Sanders Technology Industrial/Commercial Product is warranted to be free from defects in materials and workmanship under normal use and service for a period of one year from the date of purchase, when operated and maintained in accordance with American Sanders Technology's Maintenance and Op- erations Instructions.