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FORM NO. 78150D

   

Clarke

®

 

 American Sanders 

- American  12  Floor Sander  Owner's  Manual

   
   

DANGER: 

Operating partially assembled sanding equipment could result in injury to the operator or by-

stander and could cause damage to the equipment or to other property.

•  Do not operate this equipment unless it it fully assembled and all guards, doors and covers 

are secured.

•  Keep all fasteners tight.

•  Keep all adjustments within manufacturers speci

fi

 cations.

  

DANGER

:  

Moving parts on this sanding equipment can cause injury to the operator or bystanders.

 

•  Keep hands, feet and loose clothing away from all moving parts.

•  Do not change or adjust the abrasive while the sanding equipment is running.

•  Do not service the sanding equipment while it is running.

  

DANGER

:  

This sanding equipment requires a supply of electricity.  Improper use could result in electrical 

shock or 

fi

 re.

 

•  Connect only to an electrical source matching what is shown on the equipment nameplate.

•  Do not use this sanding equipment on an ungrounded electrical circuit.  Consult an electri-

cian if you suspect the circuit is not properly grounded.

•  Do not use this sanding equipment with a damaged electrical cord.  Inspect before each 

use.

•  Avoid striking the elelctrical cord with the abrasive.  Always lift the electrical cord over the 

sanding equipment.

•  Do not use the electrical cord to move the sanding equipment.

•  Disconnect the electrical source before servicing this equipment.

   

WARNING

In the event of a bag 

fi

 re, injury can occur to the operator if the operator is tied or strapped to 

equipment.  Use operating belt properly ( follow procedure on page 11).

   

  

WARNING

Injury to the operator or bystander can occur if protective gear is not worn while sanding.  Always 
use eye, ear, and respiratory protection while performing any sanding operation.

   

  

WARNING

Bodily injury could occur if power is applied to the equipment with the power switch already in 
the "ON" position.  Always check to assure that the power switch is in the "OFF" position before 
connecting power supply.

   

CAUTION

Maintenance and repairs performed by unauthorized personnel could result in damage or injury.  

Maintenance and repairs performed by unauthorized personnel will void your warranty.  Servicing 

of this unit must always be referred to an authorized Clarke American Sanders distributor.  

  

CAUTION

Use of this equipment to move other objects or to climb on could result in injury or damage.  Do 

not use this equipment as a step or furniture.  Do not ride on this equipment.

   

CAUTION:

 

Damage could occur to the equipment if not properly kept in a dry building for storage.    Store 

the equipment in a dry building.

   

  

CAUTION: 

The equipment is heavy.   When transporting the equipment, remove the motor.  Get help to lift 

the equipment and motor. 

   

CAUTION

Serious damage to the 

fl

 oor can occur if the sanding equipment is left running in one spot while 

the sanding drum is in contact with the 

fl

 oor.  To avoid damage to the 

fl

 oor, feather cut in at a 

normal sanding rate.  Do not dwell while lowering or raising the contact wheel.  Always sand at 
a constant rate.  

Summary of Contents for American 12 07044C

Page 1: ...ne 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 o...

Page 2: ...contain or may contain chemicals that are known to certain governments such as the State of California as identified in its Proposition 65 Regulatory Warning Law to cause cancer birth defects or othe...

Page 3: ...nable to read this manual have it explained fully before they attempt to use this equipment DANGER Sanding finishing wood floors can create an environment that can be explosive The fol lowing safety p...

Page 4: ...t WARNING In the event of a bag fire injury can occur to the operator if the operator is tied or strapped to equipment Use operating belt properly follow procedure on page 11 WARNING Injury to the ope...

Page 5: ...tinuous 2 2 kW Continuous Overload Protection Magnetic Circuit Breaker Magnetic Circuit Breaker 13 A Fuse Operating Controls Adjustable Lever Grip Adjustable Lever Grip Adjustable Lever Grip Leveling...

Page 6: ...ible electric shock use an electrical cord with anearthingconductorandconnect it to a matching electrical source For maximum protection against electricalshock useacircuitthatis protected by a ground...

Page 7: ...move the belt cover 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 moto...

Page 8: ...t bag 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 c...

Page 9: ...e abrasive 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...

Page 10: ...mable 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 spontaneous ly ignite a...

Page 11: ...the surface makesurethemachineisalways 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 Re...

Page 12: ...Manual 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...

Page 13: ...rit 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 san...

Page 14: ...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 Drum Rates The machine can be operated at two rate...

Page 15: ...el Pivots 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 b...

Page 16: ...achine is equipped with lubrication fittings and are located on shaft supporting mecha nism Dust Bag Remove the dust bag from the machine and shake it thoroughly to remove the sanding dust from the du...

Page 17: ...poor Decrease sanding pressure connection Defective run capacitor Contact an authorized Clarke American Sanders dealer Defective motor Contact an authorized Clarke American Sanders dealer Motor start...

Page 18: ...Page 18 FORM NO 78150D Clarke American Sanders American 12 Floor Sander Owner s Manual NOTES...

Page 19: ...Clarke American Sanders American 12 Floor Sander Operator s Manual FORM NO 78150D Page 19 American 12 Section II Parts and Service Manual 78150D...

Page 20: ...der Owner s Manual Model American 12 Floor Sander Drawing 1 Handle Assembly 5 06 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 40 38 37 42 32 41 36 43 44 45...

Page 21: ...4 980646 Washer 1 25 25602A Lever Control 1 26 66151A Pivot Control Rod 1 27 80021A Bolt 3 8 x 5 8 1 28 85818A Screw 5 16 18 x 2 Hex St 1 29 21904C Clamp Handle 1 30 64405A Handle Steering 1 31 86200A...

Page 22: ...Page 22 FORM NO 78150D Clarke American Sanders American 12 Floor Sander Owner s Manual Model American 12 Floor Sander Drawing 2 5 06 66 65 104 93 107 108 105 106 109 104 105 104 For model 07120A only...

Page 23: ...3 8 16 x 1 Hex 2 52 67816A Spacer 1 53 20401B Arm 1 54 67815A Spacer Idler Bearing 1 55 68101A Stud 1 56 67413A Shaft 1 57 38109A Seal Dust Pipe not illustrated 1 58 77234A Label Lifting Warning 1 59...

Page 24: ...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 44 28 29 30 31 27 26 25 24 23 22 52 12 10 40 41 30 6 Optiona...

Page 25: ...ut Large Flange 13 1 1 1 33 60547A Axle 2 1 34 66913A Retainer Bearing 1 1 1 35 51112A Bearing 2 2 2 36 67821A Spacer 1 1 1 37 51225A Bearing Ball 6 6 2 38 29403C Yoke Wheel 1 1 39 60101A Axle 3 1 1 4...

Page 26: ...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 50842A Wrench End 3 4 x 7 16 1 8 64415A Handle Car...

Page 27: ...rican Sanders American 12 Floor Sander Operator s Manual FORM NO 78150D Page 27 American Sander 12 Wiring Diagram 5 06 models 07044C 07049C 07108A and 07109A American Sander 12 Wiring Diagram 5 06 mod...

Page 28: ...such as Clarke American Sanders 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 t...

Page 29: ...ders 2 TRUCK AND CASTER WHEELS with flat spots out 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 b...

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Page 32: ...A Nilfisk Advance Brand 14600 21st Avenue North Plymouth MN 55447 3408 www clarkeus com Phone 800 253 0367 Fax 800 825 2753 2010 Nilfisk Advance Inc...

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