Clarke Alto SCRUBTEC 743 S Operator's Manual
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Clarke Alto SCRUBTEC 743 S Operator's Manual

Clarke Alto SCRUBTEC 743 S Operator's Manual

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Operator's
Manual
U.S. Patent No. 6,105,192; No. 6,557,207; No. 6,760,947
READ THIS BOOK
CAUTION: Read the Operator's Manual before using the appliance.
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.
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, 2100 Highway 265, Springdale, Arkansas 72764.
Form No. 70900A
9/05
SCRUBTEC 743 S
SCRUBTEC 743 S
SCRUBTEC 743 S
SCRUBTEC 743 S
SCRUBTEC 743 S
SCRUBTEC 743 L
SCRUBTEC 743 L
SCRUBTEC 743 L
SCRUBTEC 743 L
SCRUBTEC 743 L
SCRUBTEC 751 S
SCRUBTEC 751 S
SCRUBTEC 751 S
SCRUBTEC 751 S
SCRUBTEC 751 S
SCRUBTEC 751 L
SCRUBTEC 751 L
SCRUBTEC 751 L
SCRUBTEC 751 L
SCRUBTEC 751 L
SCRUBTEC 743 S C
SCRUBTEC 743 S C
SCRUBTEC 743 S C
SCRUBTEC 743 S C
SCRUBTEC 743 S C
SCRUBTEC 743 L C
SCRUBTEC 743 L C
SCRUBTEC 743 L C
SCRUBTEC 743 L C
SCRUBTEC 743 L C
CLARKE TECHNOLOGY
Printed in the U.S.A.

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Summary of Contents for Clarke Alto SCRUBTEC 743 S

  • Page 1 SCRUBTEC 743 S C SCRUBTEC 743 S C SCRUBTEC 743 S C SCRUBTEC 743 S C SCRUBTEC 743 L C SCRUBTEC 743 L C SCRUBTEC 743 L C SCRUBTEC 743 L C SCRUBTEC 743 L C CLARKE TECHNOLOGY Printed in the U.S.A.

  • Page 2: Table Of Contents

    Business users should contact their supplier and check the terms and conditions of the purchase contract. This product should not be mixed with other commercial wastes for disposal. Page CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...

  • Page 3: Operator Safety Instructions

    Stop and leave this machine only on a level surface. When you stop the machine, put all switches into their "OFF" position. On L models turn the key switch "OFF" and remove the key. CLARKE TECHNOLOGY Operator's Manual AVERTISSEMENT -SCRUBTEC 743 and 751...

  • Page 4: Machine Introduction

    The Scrubtec rotary comes complete with two - 12 volt batteries, one battery charger, either one brush or one pad driver, and one operator’s manual. The Scrubtec cylindrical comes complete with two - 12 volt batteries, one battery charger, two brushes, and one operator’s manual. Page CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 5 Noise Level Vibration Warranty Machine 3 Years, Polydur tanks 8 Years, Batteries 18 Months Pro-rated CLARKE TECHNOLOGY Operator's Manual SCRUBTEC 743 S Rotary Low Voltage Cut-Off of Brush and Solution 3/4 HP(.569 kW) Acoustical High Efficient Tangential 3 stg 11 Gallons (42 liters)

  • Page 6: Machine Specifications

    73.5 dBA 0.2 m/s Machine 3 Years, Polydur tanks 8 Years, Batteries 18 Months Pro-rated CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 SCRUBTEC 751 L Rotary 24 Volt D.C., (2) 12V 130AH Wet or (2) 12V 100AH Gel Deep Cycle Batteries 3-Lug Driver Style 1/3 HP (0.25 kW)

  • Page 7: Procedures For Transporting Machine

    9. For the S machines, push the machine back- wards to the top of the ramp. 10. Switch machine "OFF", and on the L models, turn key switch "OFF". CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure #1 Page -7-...
  • Page 8 11. Replace squeegee assembly, brush housing, and brush or pad driver after machine is unloaded and ready to use. Page Figure #2 Tie Down Point (both sides of machine) Tie Down Point Figure #2a CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 9 SYMBOLS USED ON SCRUBTEC 743 and 751 Warning Power Traverse Speed Control ("L Class" only) Battery Meter CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Solution Control Brush Up/Down Vacuum/Squeegee Control AC Power Indicator Page -9-...
  • Page 10 RISK OF INJURY OR DAMAGE TO MACHINE • Do not turn, stop or leave machine on a ramp or dock. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 WARNING READ OPERATOR'S MANUAL BEFORE OPERATING THIS MACHINE EXPLOSIVE GASES, CAN CAUSE SEVERE...

  • Page 11: Machine Control Panel

    "S" Model - On the non-traverse models these switches activate the brush motor(s) and solution flow when the brush head is in the down or scrub position. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 3 Page -11-...
  • Page 12 Item "O" - Rotary Brush Motor (40 amps) or Cylindrical Brush Motor (25 amps) Item "P" - Cylindrical Brush Motor (25 amps) Item "Q" - Traverse Motor (25 amps) (L Models Only) Page -12- Figure 3 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...

  • Page 13: Machine Controls And Features

    The brake is located to the right hand rear of the machine. Press pedal to activate brake and lift pedal to disengage brake. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 4 Figure 5...

  • Page 14: How To Prepare The Machine For Operation

    8. While pushing the tank to the rear, carefully lift and remove recovery tank from the machine. Leave the recovery drain hose attached to the recovery tank. Page -14- Figure 10 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 7 Figure 8 Figure 9...
  • Page 15 (See figure 13B). 15. Reconnect the blue float connector (See figure 9, page 12). 16. Charge the batteries before using the machine. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 11 Figure 12 Figure 13A...

  • Page 16: Battery Maintenance

    When empty, close valve. f. Replace valve and drain hose on top of transaxle. g. Neutralize any acid spills with ammonia or bicarbonate of soda. Page -16- Figure 14 Figure 15 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Correct Level...

  • Page 17: How To Charge The Batteries

    It will continue to charge the batteries at this rate until the batteries reach approximately 75% of their capacity. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 16 Figure 17 Page -17-...

  • Page 18: How To Install A Rotary Brush Or Pad Driver

    Do not operate this machine unless it is completely assembled. Inspect the machine carefully before operation. Page -18- CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 18 Figure 19 Figure 20...

  • Page 19: How To Remove A Rotary Brush Or Pad Driver

    Do not operate this machine unless it is completely assembled. Inspect the machine carefully before operation. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 21 Figure 22 Figure 23 Figure 24...

  • Page 20: How To Operate The Machine

    2. Turn the key switch clockwise to the "ON" position (on "L" models only). Press the green "ON" button. 3. Raise the brush to the highest setting. 4. Raise the squeegee. Page -20- F (49 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 25 Figure 26 Figure 27...
  • Page 21 NOTE: Keep the machine moving when the brush is rotating on the floor. Pre-wet brush/pad or keep light pressure on brush until solution flow is adequate to keep brush/pad from scratching the floor. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 28 Page -21-...

  • Page 22: How To Clean A Dirty Floor

    Make sure the screen filter is installed properly in the recovery lid and is clean (See figure 30). Make sure the recovery tank lid is on correctly (See Figure 30). Page -22- Figure 29 Figure 30 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 23 If the squeegee blade is damaged or worn, turn or replace the blade. 6. Check and clean the recovery lid gasket. Use a mild cleaning solution and rinse the parts in clean water. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 31 Figure 32...
  • Page 24 Wipe any acid from the machine or the tops of the batteries. Do not add acid to battery after installation. Page -24- Keep all fasteners CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 35...
  • Page 25 Pry on the motor close to where the motor contacts the brush head casting (See Figure 36, A). d. Hold tension and tighten 2 screws (See Figure 36,B). e. Replace belt cover. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Figure 36 Page -25-...

  • Page 26: Maintenance For The Squeegee

    WARNING: Electrical repairs must be done by authorized personnel only. Consult your authorized service person to do the service procedures. Use only genuine ALTO parts. Page -26- Figure 37 Figure 38 REAR BLADE Figure 39 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 0.06 (1.5 mm)

  • Page 27: Accessories

    Blade, Rear - Nitrile Solid Blade, Rear - Ribbed Orange Blade, Front - Ribbed Natural Blade, Front - Slit Grout Blade, Front - Ribbed Orange CLARKE TECHNOLOGY Operator's Manual SCRUBTEC 743 and 751 Accessories (743) Part No. (751) Part No. 10405A...

  • Page 28: How To Correct Problems In The Machine

    The charger is damaged. The battery is defective. The batteries are disconnected. Brush is in heavy scrub setting. CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 ACTION Fill the solution tank. Remove the obstruction from the hose or filter. Repair or replace the valve or the electric wiring.
  • Page 29 PROBLEM The cleaning is not even. The machine does not run. CLARKE TECHNOLOGY Operator's Manual CAUSE The scrub brush or pad is worn. There is damage to the brush assembly, caster or the solution valve. The brush motor is not running The solution level is low.
  • Page 30 NOTES Page -30- CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...

  • Page 31: Section Ii - Parts And Service Manual

    Parts and Service Manual U.S. Patent No. 6,105,192; No. 6,557,207; No. 6,760,947 CLARKE TECHNOLOGY Operator's Manual SCRUBTEC 743 S SCRUBTEC 743 S SCRUBTEC 743 S SCRUBTEC 743 S SCRUBTEC 743 S SCRUBTEC 743 L SCRUBTEC 743 L SCRUBTEC 743 L...

  • Page 32: Final Assembly 5/05

    Page -32- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Final Assembly 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...

  • Page 33: Recovery Tank Assembly

    Ref. # NI = Not Illustrated CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Final Assembly Parts List 5/05 Part No. Description...
  • Page 34 Page -34- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Recovery Tank Assembly 5/05 6B 6C CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 35 51060A 30482A 61451B 962666 53179A 71014A NOTE: this manual. CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Recovery Tank Parts List 9/05 Description Screw, M5 x .8 x 12mm Pan Head...
  • Page 36 Solution Tank & Front Cover Assembly 5/05 Page -36- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 37 41809A 43401A 80210A 80176A 61345A 40817A 53562A 70666B CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Description Nut, M6 x 1 Hex Nylock Lock Washer, 1/4"...

  • Page 38: Electrical Assembly

    Page -38- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Electrical Assembly 5/05 42 43 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...

  • Page 39: Parts List

    912216 publication of 43006A this manual. 77094A 71015A CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Electrical Parts List 9/05...

  • Page 40: Control Housing Assembly 5/05

    Page -40- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Control Housing Assembly 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 41 962262 Screw, Set 8-32 x 1/2" (included in #30) 70080A Plate, Warning 83010A Rivet, Pop CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751...

  • Page 42: Squeegee Lift Assembly 5/05

    CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Squeegee Lift Assembly 5/05 Page -42- CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 43 61296A 980651 80194A 80101A 61461A 60256A 80197A 81104A CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Squeegee Lift Parts List 5/05 Description Nut, M5 x .8, Nylock...

  • Page 44: Squeegee Assembly

    Page -44- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 32" Squeegee Assembly 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 45 30066A 80011A 81301A 34260B 25201A 60358A 61370A 80280A CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 32" Squeegee Parts List 5/05 Description Screw, ¼-20 x 1 Hex SS...

  • Page 46: Frame Assembly 5/05

    Page -46- CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Frame Assembly 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 47 Nut, M10 x 1.5 Nylock 980645 Washer, Flat 3/8" 80226A Spring, Rear (2" long) 980652 Washer, Lock 5/16" CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751...

  • Page 48: Cylindrical Brush Head Assembly

    SCRUBTEC 743 S C and 743 L C SCRUBTEC 743 S C and 743 L C SCRUBTEC 743 S C and 743 L C SCRUBTEC 743 S C and 743 L C Cylindrical Head Assembly 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 49 CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 S C and 743 L C SCRUBTEC 743 S C and 743 L C SCRUBTEC 743 S C and 743 L C...

  • Page 50: Rotary Disk Head Assembly 5/05

    SCRUBTEC 743 S, 743 L, 751 S and 751 L SCRUBTEC 743 S, 743 L, 751 S and 751 L SCRUBTEC 743 S, 743 L, 751 S and 751 L Rotary Disk Head Assembly 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 51 80169A Nut, M5 x .8 Hex 77091A Label, Moving Parts CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 S, 743 L, 751 S and 751 L SCRUBTEC 743 S, 743 L, 751 S and 751 L SCRUBTEC 743 S, 743 L, 751 S and 751 L...

  • Page 52: Gearbox Assembly And Parts List

    57846A Ring, Snap 507641 Seal, Oil, Small 52050A Cap End 56668A O-Ring 51176A Bearing, Large 902605 Bearing, Small 58144A Seal, Oil Large Darina EP2 Grease 52855A Complete Gearbox Asm. 1 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 4 oz.

  • Page 53: Brush Motor Assembly And Parts List

    55657A 55656A 50515A 80501A 54238A * NOTE: Parts not available at this time. CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY Brush Motor Assembly and Parts List 5/05 Description Stator Frame Assembly (w/Magnets & Clips) Armature Assembly (w. B.E. & F.E. Bearings) Bearings B.E.
  • Page 54 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 SCRUBTEC 743 and 751 Transaxle Drawing 5/05 4, 5 Description Wheel Flange Kit Transaxle Mounting Sleeve Motor Brush Motor Urethane Sleeve Motor Transaxle Only CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 55 SCRUBTEC 743 S, 751 S and 743 S C SCRUBTEC 743 S, 751 S and 743 S C SCRUBTEC 743 S, 751 S and 743 S C Connection Diagram 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751 Page -55-...
  • Page 56 SCRUBTEC 743 S, 751 S and 743 S C SCRUBTEC 743 S, 751 S and 743 S C SCRUBTEC 743 S, 751 S and 743 S C Electrical Schematic 5/05 Page -56- CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 57 CLARKE TECHNOLOGY Operator's Manual CLARKE TECHNOLOGY SCRUBTEC 743 L, 751 L and 743 L C SCRUBTEC 743 L, 751 L and 743 L C SCRUBTEC 743 L, 751 L and 743 L C SCRUBTEC 743 L, 751 L and 743 L C...
  • Page 58 SCRUBTEC 743 L, 751 L and 743 L C SCRUBTEC 743 L, 751 L and 743 L C SCRUBTEC 743 L, 751 L and 743 L C SCRUBTEC 743 L, 751 L and 743 L C Electrical Schematic 5/05 CLARKE TECHNOLOGY Operator's Manual -SCRUBTEC 743 and 751...
  • Page 59 NOTES...
  • Page 60 CORPO HEADQUARTERS HEADQUARTERS HEADQUARTERS HEADQUARTERS HEADQUARTERS DENMARK DENMARK DENMARK DENMARK DENMARK Nilfisk-Advance Group Sognevej 25 2605 Brøndby Denmark Tel: (+45) 43 23 81 00 SUBSIDIARIES SUBSIDIARIES SUBSIDIARIES SUBSIDIARIES SUBSIDIARIES AUSTRALIA AUSTRALIA AUSTRALIA AUSTRALIA AUSTRALIA ALTO 48 Egerton St. PO Box 6046 Silverwater NSW 2128 Australia Tel: (+61) 2 8748 5966...

  • Page 61: Great Britain

    GREAT BRITAIN GREAT BRITAIN GREAT BRITAIN GREAT BRITAIN GREAT BRITAIN ALTO Division of Nilfisk-Advance Ltd. Bowerbank Way Gilwilly Industrial Estate Penrith Cumbria CA 11 9BQ Great Britain Tel: (+44) 1 768 86 89 95 Fax: (+44) 1 768 86 47 13 E-mail: sales@-alto.co.uk www.-alto.co.uk HUNGARY...
  • Page 62 STATED WARRANTIES ARE IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED Clarke Technology's liability under this warranty is limited to repair of the product and/or replacement of parts and is given to purchaser in lieu of all other remedies, including INCIDENTAL AND CONSEQUENTIAL DAMAGES.

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