Nilfisk Alto 91WS User Manual
1-2
American-Lincoln
91 WS
TO CHANGE THE PANEL FILTER .......................................................................................................... 1-26
FLAPS ..................................................................................................................................................... 1-27
TO ADJUST THE SIDE FLAPS ............................................................................................................... 1-27
HOPPER .................................................................................................................................................. 1-27
TO CLEAN THE HOPPER ...................................................................................................................... 1-27
TO CHECK THE HOPPER SEALS ........................................................................................................ 1-27
BATTERY ................................................................................................................................................. 1-27
ENGINE AIR INTAKE .............................................................................................................................. 1-28
FUEL FILTER ........................................................................................................................................... 1-28
TO CHECK THE ENGINE OIL LEVEL .................................................................................................... 1-29
DRIVE SYSTEM ...................................................................................................................................... 1-29
TO ADJUST NEUTRAL SETTING ............................................................................................................ 1-29
FLAPS ..................................................................................................................................................... 1-27
TO ADJUST THE SIDE FLAPS ............................................................................................................... 1-27
HOPPER .................................................................................................................................................. 1-27
TO CLEAN THE HOPPER ...................................................................................................................... 1-27
TO CHECK THE HOPPER SEALS ........................................................................................................ 1-27
BATTERY ................................................................................................................................................. 1-27
ENGINE AIR INTAKE .............................................................................................................................. 1-28
FUEL FILTER ........................................................................................................................................... 1-28
TO CHECK THE ENGINE OIL LEVEL .................................................................................................... 1-29
DRIVE SYSTEM ...................................................................................................................................... 1-29
TO ADJUST NEUTRAL SETTING ............................................................................................................ 1-29
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REPLACING THE FORWARD DRIVE BELT .......................................................................................... 1-29
REPLACING THE REVERSE BELT ....................................................................................................... 1-30
REPLACING THE REVERSE BELT ....................................................................................................... 1-30
LP SAFETY PRECAUTIONS ......................................................................................................................... 1-31
LP GAS SYSTEM .......................................................................................................................................... 1-32
LP GAS SYSTEM .......................................................................................................................................... 1-32
LP LIQUID WITHDRAWAL SYSTEM ...................................................................................................... 1-32
LP CHECKLIST ........................................................................................................................................ 1-33
LP FUEL TANKS ..................................................................................................................................... 1-33
LP CHECKLIST ........................................................................................................................................ 1-33
LP FUEL TANKS ..................................................................................................................................... 1-33
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USE AND CARE OF LP TANKS ............................................................................................................. 1-34
CHANGING LP TANKS ........................................................................................................................... 1-34
TO BEGIN CHANGING THE LP TANK ................................................................................................... 1-34
STORAGE OF LP TANKS ....................................................................................................................... 1-34
CHANGING LP TANKS ........................................................................................................................... 1-34
TO BEGIN CHANGING THE LP TANK ................................................................................................... 1-34
STORAGE OF LP TANKS ....................................................................................................................... 1-34
STANDARD HARDWARE & TORQUE VALUES ........................................................................................... 1-35
DECIMAL METRIC & CONVERSION TABLE ............................................................................................... 1-36
BOLT IDENTIFICATION ................................................................................................................................ 1-37
LEGENDS - SCREW/SETSCREWS .............................................................................................................. 1-38
HARDWARE LEGEND ................................................................................................................................... 1-39
ORDERING PARTS ........................................................................................................................................ 1-42
DECIMAL METRIC & CONVERSION TABLE ............................................................................................... 1-36
BOLT IDENTIFICATION ................................................................................................................................ 1-37
LEGENDS - SCREW/SETSCREWS .............................................................................................................. 1-38
HARDWARE LEGEND ................................................................................................................................... 1-39
ORDERING PARTS ........................................................................................................................................ 1-42
TABLE OF CONTENTS - CHAPTER 2 .......................................................................................................... 2-1
FRAME .................................................................................................................................................... 2-2
COVERS .................................................................................................................................................. 2-4
WHEEL DRIVE ........................................................................................................................................ 2-6
LOWER WHEEL DRIVE ......................................................................................................................... 2-8
COVERS .................................................................................................................................................. 2-4
WHEEL DRIVE ........................................................................................................................................ 2-6
LOWER WHEEL DRIVE ......................................................................................................................... 2-8
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MAIN BROOM ......................................................................................................................................... 2-10
MAIN BROOM ARMS .............................................................................................................................. 2-12
RIGHT HAND SIDE BROOM ................................................................................................................... 2-14
HOPPER .................................................................................................................................................. 2-16
FILTER SHAKER ..................................................................................................................................... 2-18
IMPELLER ............................................................................................................................................... 2-20
BATTERY ................................................................................................................................................. 2-22
ENGINE ................................................................................................................................................... 2-24
ELECTRICAL ASSEMBLY (BATTERY) .................................................................................................. 2-26
ELECTRICAL ASSEMBLY (GAS) ........................................................................................................... 2-28
CONTROL PANEL ................................................................................................................................... 2-30
DECALS ................................................................................................................................................... 2-34
MAIN BROOM ARMS .............................................................................................................................. 2-12
RIGHT HAND SIDE BROOM ................................................................................................................... 2-14
HOPPER .................................................................................................................................................. 2-16
FILTER SHAKER ..................................................................................................................................... 2-18
IMPELLER ............................................................................................................................................... 2-20
BATTERY ................................................................................................................................................. 2-22
ENGINE ................................................................................................................................................... 2-24
ELECTRICAL ASSEMBLY (BATTERY) .................................................................................................. 2-26
ELECTRICAL ASSEMBLY (GAS) ........................................................................................................... 2-28
CONTROL PANEL ................................................................................................................................... 2-30
DECALS ................................................................................................................................................... 2-34
TABLE OF CONTENTS - CHAPTER 3 .......................................................................................................... 3-1
LEFT HAND SIDE BROOM OPTION ...................................................................................................... 3-2
LOW OIL SHUTDOWN OPTION ............................................................................................................. 3-4
FOAM-FILLED TIRE OPTION ................................................................................................................. 3-6
WET SWEEP BYPASS OPTION ........................................................................................................... 3-7
SPARE PARTS KITS ............................................................................................................................... 3-8
MAIN BROOM OPTIONS ........................................................................................................................ 3-9
SCHEMATIC & CONNECTION DIAGRAMS (BATTERY) ....................................................................... 3-10
SCHEMATIC & CONNECTION DIAGRAMS (GAS) ................................................................................ 3-11
LOW OIL SHUTDOWN OPTION ............................................................................................................. 3-4
FOAM-FILLED TIRE OPTION ................................................................................................................. 3-6
WET SWEEP BYPASS OPTION ........................................................................................................... 3-7
SPARE PARTS KITS ............................................................................................................................... 3-8
MAIN BROOM OPTIONS ........................................................................................................................ 3-9
SCHEMATIC & CONNECTION DIAGRAMS (BATTERY) ....................................................................... 3-10
SCHEMATIC & CONNECTION DIAGRAMS (GAS) ................................................................................ 3-11
INDEX ........................................................................................................................................................... 3-12
WARRANTY ................................................................................................................................................... 3-15
WARRANTY ................................................................................................................................................... 3-15
TABLE OF CONTENTS