78 - FORM NO. 56043052 / HYDRO-RETRIEVER™ 2052, CR 1300
SAFETY INSTRUCTIONS .................................................................................................................................................... 2
GENERAL INFORMATION .............................................................................................................................................. 2-3
OTHER MANUALS ............................................................................................................................................................ 3
PARTS & SERVICE STATEMENT .................................................................................................................................... 3
NAME PLATE DATA ......................................................................................................................................................... 3
TRANSPORTING .............................................................................................................................................................. 3
TOWING ............................................................................................................................................................................ 3
JACKING ........................................................................................................................................................................... 3
KNOW YOUR MACHINE ................................................................................................................................................. 4-5
SPECIFICATIONS AND MAINTENANCE ...................................................................................................................... 6-11
PERIODIC MAINTENANCE CHART ................................................................................................................................. 8
LUBRICATION .................................................................................................................................................................. 9
BATTERY SYSTEM ..................................................................................................................................................... 12-14
INSTALLATION ............................................................................................................................................................... 12
MAINTENANCE .............................................................................................................................................................. 13
TESTING ......................................................................................................................................................................... 13
BATTERY / CHARGER SPECIFICATIONS .................................................................................................................... 14
SCRUB BRUSH SYSTEM ............................................................................................................................................ 15-26
FUNCTIONAL OVERVIEW ............................................................................................................................................. 15
BRUSH LIFT ACTUATOR MOTOR FUNCTION ............................................................................................................. 15
ELECTRICAL SYSTEM DIAGRAM ........................................................................................................................... 15-17
SCRUB BRUSH MOTOR FUNCTION ............................................................................................................................ 16
LOW VOLTAGE CUT-OUT FUNCTION .................................................................................................................... 16-17
TROUBLESHOOTING FLOW CHART ...................................................................................................................... 18-22
MOTOR CARBON BRUSH INSPECTION & REMOVAL ................................................................................................ 23
SCRUB BRUSH MOTOR REMOVAL ............................................................................................................................. 23
BELT AND GEAR BOX COUPLER REMOVAL .............................................................................................................. 24
BELT TENSION ADJUSTMENT ..................................................................................................................................... 24
LIFT ACTUATOR MOTOR REMOVAL ........................................................................................................................... 25
FRONT SKIRT ADJUSTMENT ....................................................................................................................................... 26
SWEEPING SYSTEM .................................................................................................................................................. 27-38
FUNCTIONAL OVERVIEW ............................................................................................................................................. 27
ELECTRICAL SYSTEM DIAGRAM ................................................................................................................................. 27
TROUBLESHOOTING FLOW CHART ...................................................................................................................... 28-31
MAINTENANCE .............................................................................................................................................................. 32
BROOM HEIGHT ADJUSTMENT ................................................................................................................................... 32
BROOM LEVEL ADJUSTMENT ...................................................................................................................................... 33
BROOM REMOVAL/REPLACEMENT ............................................................................................................................ 33
BROOM BEARING REPLACEMENT .............................................................................................................................. 34
BROOM MOTOR CARBON BRUSH INSPECTION ........................................................................................................ 34
BROOM MOTOR REMOVAL .......................................................................................................................................... 35
BROOM BELT REMOVAL/ADJUSTMENT ..................................................................................................................... 36
BROOM SIDE SKIRT LIFT MOTOR REMOVAL ............................................................................................................. 36
BROOM HOUSING SKIRTS REPLACEMENT & ADJUSTMENT ............................................................................. 37-38
SOLUTION SYSTEM ................................................................................................................................................... 39-43
FUNCTIONAL OVERVIEW ............................................................................................................................................. 39
ELECTRICAL SYSTEM DIAGRAM ................................................................................................................................. 39
TROUBLESHOOTING GUIDE .................................................................................................................................. 40-41
SOLUTION TANK REMOVAL ......................................................................................................................................... 42
SOLUTION SOLENOID VALVE & FILTER HOUSING REPLACEMENT ....................................................................... 43
MAIN SOLUTION CONTROL VALVE REPLACEMENT ................................................................................................. 43
VACUUM/RECOVERY SYSTEM ................................................................................................................................. 44-49
FUNCTIONAL OVERVIEW ............................................................................................................................................. 44
ELECTRICAL SYSTEM DIAGRAM ................................................................................................................................. 45
SERVICE CHECKLIST .................................................................................................................................................... 45
TROUBLESHOOTING GUIDE .................................................................................................................................. 45-47
VACUUM MOTOR REMOVAL ........................................................................................................................................ 48
VACUUM FILTER ...................................................................................................................................................... 48-49
RECOVERY TANK REMOVAL ....................................................................................................................................... 49
TABLE OF CONTENTS