American-Lincoln SC7730 User manual

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

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SC7730

AMERICAN-LINCOLN 1-3
SC7730
INDEX
C
CONTROLS ............................................................................................................................................... 1-16
FRONT CONSOLE ............................................................................................................................... 1-16
KEY SWITCH ....................................................................................................................................... 1-17
FORWARD/REVERSE SWITCH .......................................................................................................... 1-17
BATTERY CONDITION & HOUR METER .............................................................................................. 1-18
HEADLIGHT/TAILLIGHT SWITCH (OPTION) .......................................................................................... 1-19
HOPPER OPEN WARNING LIGHT ....................................................................................................... 1-19
FILTER SHAKER SWITCH (DUST CONTROL MODELS) ...................................................................... 1-20
DUST CONTROL SWITCH .................................................................................................................... 1-20
SCRUB BRUSH SWITCH ..................................................................................................................... 1-21
SQUEEGEE SWITCH .......................................................................................................................... 1-21
LOW SOLUTION & HIGH RECOVERY LIGHTS .................................................................................... 1-22
HOPPER LIFT SWITCH ........................................................................................................................ 1-23
MAIN & SIDE BROOMS SWITCH......................................................................................................... 1-23
SPRAY & VAC WAND SWITCH (OPTION) ........................................................................................... 1-24
ESP SWITCH (OPTION) ....................................................................................................................... 1-24
MAIN BROOM & SIDE BROOM ADJUSTMENT KNOBS ...................................................................... 1-25
SOLUTION FLOW KNOB ..................................................................................................................... 1-26
HORN BUTTON .................................................................................................................................... 1-26
FOOT PEDAL & PARKING BRAKE ...................................................................................................... 1-27
SEAT POSITION ADJUSTMENT ........................................................................................................... 1-28
SEAT SAFETY FEATURES .................................................................................................................. 1-28
D
DISCLAIMER ............................................................................................................................................. 1-4
M
MACHINE PREPARATION ......................................................................................................................... 1-13
MACHINE SPECIFICATIONS .................................................................................................................... 1-10
O
OPERATING INSTRUCTIONS ................................................................................................................... 1-29
PRE-START CHECKLIST ...................................................................................................................... 1-29
FILLING SOLUTION TANK .................................................................................................................... 1-29
STARTING MACHINE ........................................................................................................................... 1-30
TRANSPORTING MACHINE ................................................................................................................. 1-30
THE CLEANING OPERATION ............................................................................................................... 1-30
STANDARD & ESP SCRUBBING SYSTEMS ....................................................................................... 1-31
HINTS FOR THE CLEANING OPERATION ........................................................................................... 1-32
POST-OPERATION CHECKLIST ........................................................................................................... 1-33
DRAINING THE RECOVERY TANK ...................................................................................................... 1-33
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
S
SAFETY PRECAUTIONS ........................................................................................................................... 1-7
SYMBOLS ................................................................................................................................................. 1-6

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SC7730
DISCLAIMER
DISCLAIMER
The information contained in this manual is believed correct at the time of publication. American Lincoln
assumes no responsibility or liability for unauthorized changes made to this manual or pages removed, causing
indirect or consequential damages resulting from the use of the information appearing herein.
WARNING!
In the event that machinery or controls described herein are modified in any way, or in the event that such
machinery or controls are not maintained in a proper manner, the instructional material contained herein may
be rendered inaccurate. The information contained herein is to be used only by persons knowledgeable in the
operation of machinery such as that described herein, or other persons being directly supervised by such
knowledgeable persons.
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
[phone] Fax: [phone]
Copyright 2003 American Lincoln. All rights reserved.
Printed in USA March 2003

AMERICAN-LINCOLN 1-5
SC7730
MACHINE CATALOG NUMBER
505-320 SC7730 (40”) SWEEPER/SCRUBBER
505-321 SC7730 (46”) SWEEPER/SCRUBBER
505-322 SC7730 (40”) SWEEPER/SCRUBBER W/ DUST CONTROL
505-323 SC7730 (46”) SWEEPER/SCRUBBER W/ DUST CONTROL
MACHINE CATALOG NUMBER
505-320 SC7730 (40”) SWEEPER/SCRUBBER
505-321 SC7730 (46”) SWEEPER/SCRUBBER
505-322 SC7730 (40”) SWEEPER/SCRUBBER W/ DUST CONTROL
505-323 SC7730 (46”) SWEEPER/SCRUBBER W/ DUST CONTROL
Parts may be ordered from American-Lincoln authorized distributors.
Record the information from the American-Lincoln serial plate to avoid
delays in filling your order:
Parts may be ordered from American-Lincoln authorized distributors.
Record the information from the American-Lincoln serial plate to avoid
delays in filling your order:
1. Use the model number, catalog number, and serial number when ordering.
2. Give the part number, description, and quantity of parts needed.
3. Give shipping instructions for either freight, UPS, or parcel post.
Parts and supplies listed in this manual can be ordered from the following address:
1. Use the model number, catalog number, and serial number when ordering.
2. Give the part number, description, and quantity of parts needed.
3. Give shipping instructions for either freight, UPS, or parcel post.
Parts and supplies listed in this manual can be ordered from the following address:
Nilfisk-Advance, Inc.
American-Lincoln Div.
Nilfisk-Advance, Inc.
American-Lincoln Div.
American-Lincoln
authorized distributor
American-Lincoln
authorized distributor
14600 21 Avenue North
Plymouth, MN 55447
1-800-214-7700
14600 21 Avenue North
Plymouth, MN 55447
1-800-214-7700
st
Model:
Part No.:
Fuel:
IPX3
Weight:
Serial No.:
Code:
Rated Power:
B
LWA
R
56100775
Made in USA
by American-Lincoln
®
ORDERING PARTS

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SC7730
Scrub Brush Down HeavyPressure
Squeegee Down & Vacuum On
Squeegee Up & Vacuum On
Solution Tank Low
Solution Flow Control
Throttle
Read Machine Manual
No gas or combustibles in tank
Keep AwayFrom Flames/
Wear Eye Protection
Electrical Hazard
StayClear
Moving Fan Blade
Pinch Point/Crush Hazard
Cover or Hopper Could Close/
Turn KeyOff/Lock Wheel
WARNING! / ATTENTION!
Squeegee Up & Vacuum Off
BatteryCharger
Choke
Fan On
Filter Shaker On
Forward/Reverse
Headlights
Hopper Dump
Hopper Return
Horn
Main Broom & Side Broom Up
Main Broom & Side Broom Down
No Step
Off
On
Power
RecoveryTank High
Scrub Brush Down & On
Scrub Brush Up and Off
THESE SYMBOLS IDENTIFY CONTROLS, DISPLAYS/FEATURES, AND SAFETY SYMBOLS ON THE MACHINE.
Before Operating or Servicing
NO Smoking
Engage Support
Before Leaving Seat
SYMBOLS

AMERICAN-LINCOLN 1-7
SC7730
SAFETY PRECAUTIONS
ELECTRICAL HAZARD - Shocks can
cause serious personal injury
Disconnect batterybefore working
in this area
Repairs must be performed by
authorized personnel only
WARNING
The following safety labels are mounted on the machine
in the locations indicated. If the labels become damaged
or illegible replace with identical label.
Scrub deck presents hazard
for crushing, entanglement,
friction and abrasion
Dust Control Motor presents
hazard for shearing and cutting
Broom Chamber presents
hazard for entanglement,
friction and abrasion

1-8 AMERICAN-LINCOLN
SC7730
HAZARD SERIOUSNESS LEVEL
Signal words (DANGER, WARNING and CAUTION) are used to identify levels of hazard seriousness. The
degree of severity is based on the likely consequences of human interaction with the hazard.
DANGER
To warn of immediate hazards which will result in severe personal injury or death.
WARNING
To warn of hazard or unsafe practices which could result in severe personal injury.
CAUTION
To warn of hazards or unsafe practices which could result in minor personal injury.
ATTENTION
To warn of unsafe practices which could result in extensive equipment damage.
NOTE
To give important information or to warn of unsafe practices which could result in equipment damage.
For the safe operation of this machine, read and understand all WARNINGS, CAUTIONS AND NOTES.
PERSONAL SAFETY
•Read this manual carefully. The following information signals potentially dangerous conditions to the
operator or equipment. Know when these conditions can exist then take necessary steps to train
machine operating personnel.
•Dress appropriately; loose clothing, jewelry and other accessories may get caught in the machine and
cause physical injury.
•Wear OSHA/NIOSH protective eye wear or prescription glasses to protect eyes.
•Wear appropriate gloves when filling and/or draining tanks.
•Before operating machine, test brake mechanism, lights and back up alarm (if applicable).
•Observe maintenance schedule guidelines to assume optimal safe operation of the machine.
•Be aware of pinch pints that exist on the machine.
•Do not operate machine if you are tired, upset, ill on medication or intoxicated.
•Be completely aware of your surroundings. STOP, LOOK, and LISTEN for other employees walking in
or around your cleaning area.
MACHINE SAFETY
•Operator must be properly trained to operate machine.
•Read this manual before operating machine
•Familiarize yourself with all components and safety features.
•Do not operate machine unless it is completely assembled.
•Do not use machine other than intended use.
•Report damages or maintenance problem immediately. Do not use machine until it has been repaired.
•Repairs should be done by authorized personnel.
•For storage, keep machine in a building.
•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.
SAFETY PRECAUTIONS

AMERICAN-LINCOLN 1-9
SC7730
•Be careful when operating the machine on a ramp or incline. Do not operate machine on incline greater
than 8° or longer than 100’. Always move slowly on a ramp. Do not turn this machine on a ramp.
•Do not stop and leave this machine on a ramp. Always stop the machine on a level surface, put the
power switch in the on position.
•To prevent injury, and damage to the machine, do not lift the machine or move it to an edge of a stair or
loading dock.
•Turn off machine when unattended, filling, fueling or doing maintenance on machine (if applicable).
•Do not operate machine near flammable materials, fire or explosion may occur.
•Solution or recovery tank should not be filled with fuel or chemicals.
•Read label on cleaning solutions to verify it is safe for machine.
•Use a cleaning concentrate recommended by the chemical manufacturer.
•Water solutions or cleaning materials used can leave wet areas on floor surfaces causing dangerous
conditions for the operator or other persons. Always put CAUTION signs near area you are cleaning.
•Use care when reversing machine.
•Always empty the solution tank and recovery tank before doing maintenance.
•Unplug the battery first to prevent possible injury when servicing a machine.
•Lead acid batteries generate gases, which can cause an explosion. Keep sparks and flames away
from batteries. NO SMOKING. Charge batteries only in area with good ventilation.
•Always wear eye protection and protective clothing when working near batteries. Remove all jewelry.
•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.
SAFETY PRECAUTIONS

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SC7730
CLEANING PATH
Scrubbing 40 in. (101 cm)
46 in. (117 cm)
Sweeping 46in. (117 cm)
Edge Cleaning 6 in.(15 cm) Right Side 46in. 117 cm) only
TRANSPORT SPEED 0-4.6 MPH (0 - 7.4kph)
OPERATING SPEED 0-2.7 MPH (0 - 4.3kph)
POWER SUPPLY (1) 36 Volt Wet Battery, 720 AH
For machine to operate properly, voltage reading should fall within 32-40 vdc.
CHARGER 240 Vac, 3-phase, 60 Hz, 36 Vdc, 150 A
STEERING Rack & Pinion 90°-90° Hyd. Assist
Adjustable Steering Column
TURNING RADIUS
Left 59 in. (150 cm)
Right 59 in. (150 cm)
Aisle “U” Turn 87 in. (221 cm)
DIMENSIONS
Length 87 in. (221 cm)
Width 46 in. (116.8 cm)
Height 52 in. (132 cm)
Height w/Overhead Guard 79 in. (200.6 cm)
Wheel Base 37.6 in. (95.5 cm)
WEIGHT
Standard Machine (Battery) 1700 lbs. (765 kg.) without battery
720 Ah battery 1990 lbs. (896 kg)
TIRES
Front (Battery) Solid Urethane Two (2)16 in (41cm) x 3.75 in (8.26 cm)
Rear (Battery) Solid Rubber One (1)16 in (41 cm) x 4.00 in (10.16cm)
RAMP CLIMBING
Transporting 8°
MAIN BROOM
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
SPECIFICATIONS