American-Lincoln SC7730 Operator's Manual

Battery sweeper/scrubber

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SC
7730
Battery Sweeper/Scrubber
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 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.
All directions given in this book are as seen from the operator's position at the rear of the machine.
American-Lincoln
®
Form Number OM28600321
2006
/Revised
English
AMERICAN-LINCOLN
1-1
SC7730

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Summary of Contents for American-Lincoln SC7730

  • Page 1 All directions given in this book are as seen from the operator's position at the rear of the machine. American-Lincoln ® Form Number OM28600321 2006 /Revised English AMERICAN-LINCOLN SC7730...
  • Page 2 AMERICAN-LINCOLN SC7730...
  • Page 3: Table Of Contents

    INSPECTING MAIN BROOM & SCRUB BRUSHES ................1-35 INSPECTING THE SQUEEGEES ......................1-36 USING THE DUST CONTROL KNOB ....................1-37 CHECKING THE HYDRAULIC FLUID LEVEL ..................1-37 ORDERING PARTS ........................... 1-5 SAFETY PRECAUTIONS ........................... 1-7 SYMBOLS ..............................1-6 AMERICAN-LINCOLN SC7730...
  • Page 4 No portion of this manual may be reproduced without the express written consent of: AMERICAN LINCOLN Product Engineering 1100 Haskins Road Bowling Green, OH, 43402 (419) 352-7511 Fax: (419) 373-4284 Copyright 2003 American Lincoln. All rights reserved. Printed in USA March 2003 AMERICAN-LINCOLN SC7730...
  • Page 5 Parts may be ordered from American-Lincoln authorized distributors. Parts may be ordered from American-Lincoln authorized distributors. Record the information from the American-Lincoln serial plate to avoid Record the information from the American-Lincoln serial plate to avoid delays in filling your order: delays in filling your order: Serial No.:...
  • Page 6 Stay Clear Moving Fan Blade Pinch Point/Crush Hazard Power Cover or Hopper Could Close/ Recovery Tank High Engage Support Turn Key Off/Lock Wheel Scrub Brush Down & On Before Leaving Seat Scrub Brush Up and Off WARNING! / ATTENTION! AMERICAN-LINCOLN SC7730...
  • Page 7 Repairs must be performed by authorized personnel only Scrub deck presents hazard for crushing, entanglement, friction and abrasion Broom Chamber presents hazard for entanglement, friction and abrasion Dust Control Motor presents hazard for shearing and cutting AMERICAN-LINCOLN SC7730...
  • Page 8 This machine is not at tow truck and should not be used for towing. • Do not use this machine as a step or furniture. • Do not operate machine on public highways, gravel, sand, grass and other unsafe surfaces. AMERICAN-LINCOLN SC7730...
  • Page 9 Do not put tools or other metal objects across the battery terminals, or the tops of batteries. • Keep electrical parts of the machine dry. • Make sure that all labels, decals, warnings, cautions and instructions are fastened to the machine. • Get new labels and decals from American-Lincoln. AMERICAN-LINCOLN SC7730...
  • Page 10 One piece plastic core disposable type. Broom position can be set to “restricted down” or “free floating”. Length 36 in (91.4 cm) Diameter 10 inches (25.4 cm) Optional Bristle Type Nylon (High density) Proex Nylon Eight (8) Row SIDE BROOM Side Broom Size 16 inches (40.6 cm) Diameter 1-10 AMERICAN-LINCOLN SC7730...
  • Page 11 Linatex Squeegee Polypropylene Brush 720 Amp Hour Battery Supergrit Brush Strobe Light (Amber) Clean Grit Brush Strobe Light (Amber) W/ OH Guard Arm Rest (RH only) Polyethelyne Panel Filter Seat Belt Smart Cart (Battery Roll Out Cart) AMERICAN-LINCOLN 1-11 SC7730...
  • Page 12 SPECIFICATIONS 1-12 AMERICAN-LINCOLN SC7730...
  • Page 13 UNPACKING AND ASSEMBLING MACHINE The SC7730 is shipped on a pallet and held in place with wooden block to stop the machine from moving. 1) Remove wooden blocks holding machine in place. 2) Position a 11° and 48” ramp on base of pallet.
  • Page 14 The battery is shipped separately on a pallet wrapped in plastic as shown in figure 3. Remove the plastic and use a 2000 LB. (907KG) capacity lifting device to lower the battery into the battery compartment as shown in figure 4. 1-14 AMERICAN-LINCOLN SC7730...
  • Page 15 5. Connect battery wires according to manufacturer’s direction. 6. Connect the battery power connector to the machine power connector. 7. Lower the machine front cover into place. WARNING Do not leave charged batteries on concrete surface, they will discharge. AMERICAN-LINCOLN 1-15 SC7730...
  • Page 16: Controls

    Scrub brush switch. Squeegee switch. Main side broom switch. Filter shaker/Dust control switch. Hopper switch. Battery condition meter/Hour meter. Circuit breakers. Solution flow knob. Parking Brake. Steering wheel adjustment lever. Foot throttle. Forward/Reverse switch. Key switch. Horn 1-16 AMERICAN-LINCOLN SC7730...
  • Page 17: Key Switch

    Pressing lower half of the forward/reverse lever switch will result in the machine moving backward when the foot throttle is depressed. AMERICAN-LINCOLN 1-17 SC7730...
  • Page 18: Battery Condition & Hour Meter

    The hour meter is located on the instrument panel as shown in figure 13. Tthe diplay will show the total hours the machine has been in operation. The meter is activated when the key switch is placed in the ignition position. The meter can be used to determine when maintenance should be done on the machine. 1-18 AMERICAN-LINCOLN SC7730...
  • Page 19: Headlight/Taillight Switch (Option)

    HOPPER OPEN WARNING LIGHT The hopper open light switch is located on the instrument panel as shown in figure 15. When the hopper is open, the light is illuminated the broom and the dust control fan will stop. AMERICAN-LINCOLN 1-19 SC7730...
  • Page 20: Filter Shaker Switch (Dust Control Models)

    The dust control switch is located on the instrument panel as shown in figure 17. To turn on the dust control system for normal sweeping, press the lower half of the switch. WARNING Turn the dust control switch to the center “OFF” position while wet sweeping. Water will damage the filter and cause premature filter failure. 1-20 AMERICAN-LINCOLN SC7730...
  • Page 21: Scrub Brush Switch

    This prevents water from dripping on the floor with the squeegee raised. If the squeegee is lowered and the direction of the machine is reversed (activated by the FWD/REV pedal) the squeegee will automatically raise. Moving forward the squeegee will automatically return to the lowered position. AMERICAN-LINCOLN 1-21 SC7730...
  • Page 22 The high recovery warning light is located on the instrument panel as shown in figure 21. The light will illuminate approximately 5 minutes before the recovery tank is full, giving ample time to complete the scrubbing cycle, before the mechanical float shuts off the vacuum to the recovery tank. 1-22 AMERICAN-LINCOLN SC7730...
  • Page 23: Hopper Lift Switch

    The side broom and main broom switch is located on the instrument panel as shown in figure 23. By pressing in the upper half of the switch, the side and main broom are raised and turned off. To lower and turn on both brooms, press the lower half of the switch. AMERICAN-LINCOLN 1-23 SC7730...
  • Page 24: Spray & Vac Wand Switch (Option)

    Clean the recovery tank when the tank is emptied. NOTE Do not place clean water in the recovery tank when using ESP option, the solution tank could become overfilled during operation. 1-24 AMERICAN-LINCOLN SC7730...
  • Page 25 The main broom adjustment knob for changing the sweep height to compensate for broom wear, is located in front of the machine to the right of the dust control filter as shown in figure 27. Turning the knob to the left (counterclockwise) will lower the main broom. AMERICAN-LINCOLN 1-25 SC7730...
  • Page 26: Solution Flow Knob

    For best results, discontinue application of solution 10 feet before stopping or making a 90° or 180° turn. HORN BUTTON Figure 29 HORN BUTTON The horn button is located on the instrument panel as shown in figure 29. The horn button is always active. Pressing the horn button will sound the horn. 1-26 AMERICAN-LINCOLN SC7730...
  • Page 27 The parking brake is located on the floor of the machine left of the foot throttle as shown in figure 31. To set the parking brake, press down on the foot pedal and the press down the lock. To unlock the parking brake, push down on the upper portion of the foor pedal and release. AMERICAN-LINCOLN 1-27 SC7730...
  • Page 28: Seat Position Adjustment

    SPEED INTERLOCK - Maximum machine speed will be reduced while scrub brushes are in use. BRUSHES OFF IN NEUTRAL - Scrub brushes automatically disengage when machine is idle. AUTOMATIC RECOVERY VACUUM SHUT-OFF - Vacuum fans will shut down when recovery tank is full. 1-28 AMERICAN-LINCOLN SC7730...
  • Page 29: Operating Instructions

    Open the solution lid located on the top left side of the machine as shown in figure 36. Fill tank with 55 gallons of water and the correct mixture of American Lincoln Commercial cleaner for the job on hand. Close the solution tank. AMERICAN-LINCOLN 1-29 SC7730...
  • Page 30: The Cleaning Operation

    In this operation, cleaning is accomplished in one pass, with simultaneous solution feed, scrubbing and dirty water pick up. The rate of solution feed and the speed of travel required will vary with floor condition. This knowledge will come with operator experience. 1-30 AMERICAN-LINCOLN SC7730...
  • Page 31 After scrubbing, the dirty solution is vacuumed from the floor and discharged into the recovery tank. At intervals, a float switch activates the recycling pump, which sends filtered solution from the recovery tank to the solution tank. AMERICAN-LINCOLN 1-31 SC7730...
  • Page 32 Discontinue the scrubbing cycle, put all controls in the forward position for transport and drive to the drain area. NOTE After stopping, perform these post operation checks. 1-32 AMERICAN-LINCOLN SC7730...
  • Page 33: Post-Operation Checklist

    The local city and state regulations regarding wastewater discharge may be in effect in your area. Understand and follow the regulations in your area. Be aware of the environmental hazards associated with the substances you dispose of. AMERICAN-LINCOLN 1-33 SC7730...
  • Page 34 47. Clean the recovery tank and recovery tank screen as shown in figure 48. Close the recovery tank clean out door, drain hose plug, the recovery tank lid and clip the drain hose into place as shown in figure 49. 1-34 AMERICAN-LINCOLN SC7730...
  • Page 35 Inspect the main and side brooms. When the bristles are worn to 1.5 inches in length, replace the main broom as shown in figure 52. Replace the side broom when bristles are worn to 3.5 inches as shown in figure 53. AMERICAN-LINCOLN 1-35 SC7730...
  • Page 36 Inspect the rear and side squeegee blades for wear. If the wiping edge becomes rounded, remove and reinstall so the unworn edge is now the wiping edge. This process can be repeated until all four edges are worn. If the squeegee blade has become rippled, it will need to be replaced. 1-36 AMERICAN-LINCOLN SC7730...
  • Page 37 The fluid level sight gauge is located on the right side of the machine under the front cover as shown in figure 59. The sight gauge is used to indicate the level of fluid in the reservoir. The fluid level must be visible in the sight gauge when the hopper is in the down position. AMERICAN-LINCOLN 1-37 SC7730...
  • Page 38 American-Lincoln ©Printed in USA 1-38 AMERICAN-LINCOLN SC7730...

Table of Contents