Nilfisk Alto 91WS User Manual
American-Lincoln
1 - 1
91 WS
MACHINE SPECIFICATIONS ........................................................................................................................ 1-3
MACHINE PREPARATION ............................................................................................................................. 1-5
MACHINE PREPARATION ............................................................................................................................. 1-5
GAS/LP POWERED MACHINES ........................................................................................................... 1-5
BATTERY POWERED MACHINES ........................................................................................................ 1-6
BATTERY POWERED MACHINES ........................................................................................................ 1-6
SAFETY PRECAUTIONS ............................................................................................................................... 1-7
MACHINE CONTROLS .................................................................................................................................. 1-9
MACHINE CONTROLS .................................................................................................................................. 1-9
KEY SWITCH .......................................................................................................................................... 1-9
BATTERY CONDITION METER (BATTERY ONLY) ................................................................................ 1-9
HOUR METER ......................................................................................................................................... 1-9
START BUTTON (GAS/LP ONLY) ........................................................................................................... 1-10
BATTERY VOLT METER (GAS/LP ONLY) ............................................................................................. 1-10
CHOKE CONTROL (GAS/LP ONLY) ...................................................................................................... 1-10
LOW OIL LIGHT (GAS/LP ONLY) ........................................................................................................... 1-10
FILTER SHAKER SWITCH ...................................................................................................................... 1-10
SIDE BROOM LIFT HANDLE .................................................................................................................. 1-11
MAIN BROOM LEVER ............................................................................................................................ 1-1
MAIN BROOM ADJUSTMENT ................................................................................................................ 1-11
FILTER MANIFOLD LATCH ..................................................................................................................... 1-12
HOPPER DUMP HANDLE ...................................................................................................................... 1-12
FORWARD/REVERSE CONTROL HANDLE ......................................................................................... 1-12
CIRCUIT BREAKERS .............................................................................................................................. 1-13
REWIND STARTER ................................................................................................................................. 1-13
BATTERY CONDITION METER (BATTERY ONLY) ................................................................................ 1-9
HOUR METER ......................................................................................................................................... 1-9
START BUTTON (GAS/LP ONLY) ........................................................................................................... 1-10
BATTERY VOLT METER (GAS/LP ONLY) ............................................................................................. 1-10
CHOKE CONTROL (GAS/LP ONLY) ...................................................................................................... 1-10
LOW OIL LIGHT (GAS/LP ONLY) ........................................................................................................... 1-10
FILTER SHAKER SWITCH ...................................................................................................................... 1-10
SIDE BROOM LIFT HANDLE .................................................................................................................. 1-11
MAIN BROOM LEVER ............................................................................................................................ 1-1
MAIN BROOM ADJUSTMENT ................................................................................................................ 1-11
FILTER MANIFOLD LATCH ..................................................................................................................... 1-12
HOPPER DUMP HANDLE ...................................................................................................................... 1-12
FORWARD/REVERSE CONTROL HANDLE ......................................................................................... 1-12
CIRCUIT BREAKERS .............................................................................................................................. 1-13
REWIND STARTER ................................................................................................................................. 1-13
OPERATING INSTRUCTIONS ...................................................................................................................... 1-14
BATTERY MACHINE OPERATION ......................................................................................................... 1-14
GAS/LP MACHINE OPERATION ............................................................................................................ 1-14
PRE-START CHECKLIST ........................................................................................................................ 1-15
TO START THE BATTERY POWERED SWEEPER .............................................................................. 1-15
TO START THE GAS POWERED SWEEPER ...................................................................................... 1-15
TO START THE LP POWERED SWEEPER ......................................................................................... 1-15
TO START THE ENGINE WITH THE REWIND STARTER ..................................................................... 1-16
TO DRIVE THE MACHINE FOR TRANSPORT ...................................................................................... 1-16
TO SWEEP WITH MACHINE ................................................................................................................. 1-16
TO EMPTY HOPPER .............................................................................................................................. 1-16
TO STOP SWEEPER ............................................................................................................................. 1-16
POST OPERATION CHECKLIST ............................................................................................................ 1-17
BATTERY CHARGING INSTRUCTIONS ................................................................................................. 1-17
TO CHARGE THE MOTIVE POWERED BATTERIES (BATTERY ONLY) ............................................. 1-18
GASOLINE POWERED MACHINE FUELING INSTRUCTIONS ............................................................ 1-18
TO FILL THE GASOLINE POWERED MACHINE FUEL TANK ............................................................. 1-18
LP POWERED FUELING INSTRUCTIONS ............................................................................................ 1-18
TO CHANGE THE LP TANKS ................................................................................................................. 1-19
MACHINE STORAGE - GASOLINE POWERED MACHINES ............................................................... 1-19
MACHINE STORAGE - BATTERY POWERED MACHINES ................................................................. 1-19
GAS/LP MACHINE OPERATION ............................................................................................................ 1-14
PRE-START CHECKLIST ........................................................................................................................ 1-15
TO START THE BATTERY POWERED SWEEPER .............................................................................. 1-15
TO START THE GAS POWERED SWEEPER ...................................................................................... 1-15
TO START THE LP POWERED SWEEPER ......................................................................................... 1-15
TO START THE ENGINE WITH THE REWIND STARTER ..................................................................... 1-16
TO DRIVE THE MACHINE FOR TRANSPORT ...................................................................................... 1-16
TO SWEEP WITH MACHINE ................................................................................................................. 1-16
TO EMPTY HOPPER .............................................................................................................................. 1-16
TO STOP SWEEPER ............................................................................................................................. 1-16
POST OPERATION CHECKLIST ............................................................................................................ 1-17
BATTERY CHARGING INSTRUCTIONS ................................................................................................. 1-17
TO CHARGE THE MOTIVE POWERED BATTERIES (BATTERY ONLY) ............................................. 1-18
GASOLINE POWERED MACHINE FUELING INSTRUCTIONS ............................................................ 1-18
TO FILL THE GASOLINE POWERED MACHINE FUEL TANK ............................................................. 1-18
LP POWERED FUELING INSTRUCTIONS ............................................................................................ 1-18
TO CHANGE THE LP TANKS ................................................................................................................. 1-19
MACHINE STORAGE - GASOLINE POWERED MACHINES ............................................................... 1-19
MACHINE STORAGE - BATTERY POWERED MACHINES ................................................................. 1-19
SERVICE CHART ........................................................................................................................................... 1-20
HOW TO SWEEP .......................................................................................................................................... 1-22
HOW TO SWEEP .......................................................................................................................................... 1-22
SWEEPING GUIDELINES ...................................................................................................................... 1-22
SWEEPING VARIOUS TYPES OF DEBRIS .......................................................................................... 1-22
SWEEPING VARIOUS TYPES OF DEBRIS .......................................................................................... 1-22
SERVICE INSTRUCTIONS ............................................................................................................................ 1-23
MAIN BROOM ......................................................................................................................................... 1-23
TO CHECK THE MAIN BROOM SWEEP PATTERN ............................................................................. 1-23
TO ADJUST THE MAIN BROOM SWEEP HEIGHT ............................................................................... 1-23
TO REPLACE THE MAIN BROOM ......................................................................................................... 1-24
SIDE BROOM .......................................................................................................................................... 1-25
TO CHECK THE SIDE BROOM SWEEP PATTERN .............................................................................. 1-25
TO ADJUST THE SIDE BROOM SWEEP HEIGHT ................................................................................ 1-25
TO CHANGE THE SIDE BROOMS ........................................................................................................ 1-26
DUST CONTROL .................................................................................................................................... 1-26
TO CLEAN THE FILTER BAFFLE ........................................................................................................... 1-26
TO CLEAN THE PANEL FILTER ............................................................................................................. 1-26
TO CHECK THE MAIN BROOM SWEEP PATTERN ............................................................................. 1-23
TO ADJUST THE MAIN BROOM SWEEP HEIGHT ............................................................................... 1-23
TO REPLACE THE MAIN BROOM ......................................................................................................... 1-24
SIDE BROOM .......................................................................................................................................... 1-25
TO CHECK THE SIDE BROOM SWEEP PATTERN .............................................................................. 1-25
TO ADJUST THE SIDE BROOM SWEEP HEIGHT ................................................................................ 1-25
TO CHANGE THE SIDE BROOMS ........................................................................................................ 1-26
DUST CONTROL .................................................................................................................................... 1-26
TO CLEAN THE FILTER BAFFLE ........................................................................................................... 1-26
TO CLEAN THE PANEL FILTER ............................................................................................................. 1-26
TABLE OF CONTENTS