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Clarke

®

 

 American Sanders

 - American 12 Floor  Sander  Operator's  Manual 

 

 

 

FORM NO. 78150D

  Page  5

Introduction and Machine Speci

fi

 cations

Operating Controls

Operating Controls

Leveling Adjustment

Tool Storage Tray

Sanding Pressure Adjustment

Motor Starter / Protector

MODEL 

07108A / (07044C) 

07109A / (07049C) 

07120A 

Electrical Requirements 

~208-240V 60 Hz 

~220-240V 50 Hz 

~220-240V 50 Hz 

 

Amperage 

15.7 11.8 11.8

 

 

Sound Emisson (Lpm) 

 

83.0 dB(A) 

79.4 dB(A) 

79.4 dB(A) 

Vibration

 

<.30 in/s 

< 2.5 m/s

2

  

< 2.5 m/s

2

 

Contact Wheel Rate (rpm)

 

2000/2400 1670/2000 1670/2000

Abrasive Rate

 

3800/4560 ft/min 

970/1160 m/min 

970/1160 m/min

Fan Flow Rate

 

280 CFM 

110 liters/s 

110 liters/s

Abrasive Sheet Size 

12" x 26 1/8" 

305mm x 664mm 

305mm x 664mm

   

Motor 

4 Hp Continuous 

2.2 kW Continuous 

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 Controls

 

Externally Adjustable 

Externally Adjustable 

Externally Adjustable 

Electrical Cable 

100' 10-3 SJO with  

100' 12-3 SJO with  

15m HO7RN-F3GI .5

 

L6-20P Plug 

AU2-15P Plug 

with UK1-13P Plug

Operating Wheels

 

80 Durometer 

80 Durometer 

80 Durometer 

 

Clear Urethane  (Steel) 

Clear Urethane (Steel) 

Clear Urethane 

Weight

 

240 lbs. 

204 lbs. 

92.7 kg

Dimensions

 

40½ x 15 x 36 3/4

 

40½ x 15 x 36 3/4

 

103cm x 38cm x 93cm 

 

 

 

 

 

 

 

CAUTION:  Your equipment may be inappropriate on some installations.  Some softer woods 

used in 

fl

 ooring cannot support the pressure created by hard wheels.   

 

Always consult with the 

fl

 ooring manufacturer on the proper installation, prepa-

ration, and 

fi

 nishing of their product.  Determine suitability of your equipment in 

preparing the product.

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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