6,557,207; No. 6,760,947; No. 5,383,251; & Patents Pending Form No. 71071A 3/06 Clarke® Printed in the U.S.A. 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 Clarke 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 your 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: Clarke®, 2100 Highway 265, Springdale, Arkansas 72764. English (2 - 27) Espanol (28 - 53) Francais (54 - 79) READ THIS BOOK LEA ESTE MANUAL LISEZ CE MANUEL ES EN FR ENGLISH EN Table of Contents Operator Safety Instructions ............................................................................................................................ 3 Introduction & Machine Specifications ............................................................................................................. 5 Procedures for Transporting Machine ............................................................................................................. 6 Symbols Used on Boost 28 ............................................................................................................................. 8 Machine Control Panel ..................................................................................................................................... 9 Machine Controls and Features ...................................................................................................................... 10 How to Prepare the Machine for Operation ...................................................................................................... 11 How to Install the Batteries ................................................................................................................ 11 Battery Maintenance ........................................................................................................................... 12 How to Charge the Batteries (Remote Charger) ............................................................................... 13 How to Charge the Batteries (On-Board Charger) ............................................................................ 14 How to Install the Brush or Pad ......................................................................................................... 15 How to Remove the Brush or Pad ..................................................................................................... 15 How to Operate the Machine ............................................................................................................................ 16 How to Operate the Squeegee .......................................................................................................... 16 Filling the Solution Tank .................................................................................................................... 16 Operating the Machine ....................................................................................................................... 17 How to Clean a Floor ......................................................................................................................... 18 Maintenance ..................................................................................................................................................... 19 Procedures Before Work is Began .................................................................................................... 19 Procedures to Perform at the End of Work ........................................................................................20 Procedures to Perform Every Week ................................................................................................... 21 Maintenance for the Squeegee.......................................................................................................... 22 How to Adjust the Squeegee ............................................................................................................. 22 How to Center or Off set Brushhead ................................................................................................. 23 Accessories ...................................................................................................................................................... 24 How to Correct Problems in the Machine ........................................................................................................ 25 SECTION II - Parts and Service Manual Final Assembly Drawing ............................................................................................