OSO 21" Manuale utente
21” Commercial Walk-Behind Lawn Mower
Operator’s
Manual
21” COMMERCIAL WALK-BEHIND LAWN MOWER
Operator’s Manual
Oso Electric Equipment, LLC
8480 Esters Blvd Ste 100
Irving, TX 75063
844-676-0123 • suppor[email protected]
Table of Contents
Introduction................................................................................ 1
Overview ................................................................................... 2
Specifications ............................................................................ 3
Understanding the Warning Stickers......................................... 4
Setup Guide .............................................................................. 5
Getting Started................................................................................ 5
General Safety Guidelines ........................................................ 7
Basic Operation......................................................................... 8
Tips for a Better Mowing Experience ...................................... 12
Understanding the Indicator Lights.......................................... 13
Proper Care and Maintenance ................................................ 14
Troubleshooting....................................................................... 16
Disclaimers.............................................................................. 17
OPERATOR’S MANUAL
1
Introduction
The Oso 21" Commercial Walk-Behind Lawn Mower is an electric walk-
behind lawn mower that is powered using a Lithium Iron Phosphate or
LiFePo4 battery.
Batteries are charged using the supplied Oso Charging Station from a
standard 110V plug.
Battery power is used to turn the cutting blade and rear self-drive
wheels to move the mower forward.
Please make sure you fully ready and understand this operator’s
manual before using the Oso 21” Commercial Walk-Behind Lawn
Mower.
OPERATOR’S MANUAL
2
Overview
OPERATOR’S MANUAL
3
Specifications
•Mower Specifications
o21” commercial, self-propelled drive system with mulching
and bagging support
oBlade – 21" Toro compatible blade
oFront Wheels – Toro compatible 9” front wheels
oRear Wheels – 9"/10” wheels with built in self-propel
motors
•Technical Specifications
oMower
Battery – 48V, 38Ah, LifePO4
Motor – 60V, 1800W, Brushless DC
Hub wheels – 48V, 350W
Runtime – 2-3 hours
oCharger
Voltage – 110V 15A/20A AC
Charge time – Overnight, 6 batteries with 15A or 10
batteries with 20A
Cost/battery - 2KWh @ local electricity cost/KWh
•Safety Features
oBlade brake to quickly stop the blade in less than 2
seconds after blade cutoff
oEmergency Stop button in control panel to shut off blade
oBlade start safety switch to prevent accidental blade start
OPERATOR’S MANUAL
4
Understanding the Warning Stickers
•Risk of dismemberment. Keep hands
and feet away from any moving parts,
such as the lawn mower blade.
•Never put your hands or feet near or
under the mower.
•Never clean the mower or replace the
blade without first disconnecting and
removing the battery.
•Indicates that there are blades that
move. Risk of dismemberment. Keep
hands and feet away from any
moving parts,
•Never put your hands or feet near or
under the mower.
•Never clean the mower or replace the
blade without first disconnecting and
removing the battery.
•Read the Operator’s Manual before
using the mower.
•Receive proper training and
instruction before using the mower.
•The lawn mower can throw objects.
Keep people 50 feet away when
operating the mower.
•Only use the lawn mower with the
grass bag or mulching plug properly
installed.
•Keep hands and feet away from
moving parts, especially the blade.
•Dangerous noise levels. Wear
hearing protection when operating the
mower.
•Keep hands and feet away from the
sides and bottom of the mower.
•When operating the mower on an
incline, mow parallel to the incline. Do
not mow directly up and down the
incline.
OPERATOR’S MANUAL
5
Setup Guide
Getting Started
1. Unpack all the contents and make sure they match the items
included in your order.
2. Inspect all parts for any visible transportation damage.
3. Batteries are delivered between 80% to 100% charged.
4. To charge a battery, place it in one of the battery charger bays.
Connect the battery plug to the correspondent bay charger plug.
Close the charger door and confirm the charging status light is
Red.
a. A Red light means the battery is being charged.
b. A Green light means the battery has been fully
charged.
5. Once the battery shows 100%, place it in the Battery Holder Bay
on the Lawn Mower. Ensure the battery is placed in the proper
orientation and that it fits in the holder. Connect the battery plug
to the mower connector. Ensure you hear an audible click.
6. To turn On the Mower:
a. Turn the Main Switch to the “ON” position
i. The Cooling Fan will start running immediately
after the battery is plugged in and the Main
Switch is turned ON. If you don’t hear the
Cooling Fan, please call Oso Customer Support
or your Sales Representative.
Warning - Using the mower without the Cooling
Fan running can cause the mower to overheat
under some conditions. This could result in
permanent damage to the electrical and
electronic components. This will void the
warranty.
b. Disengage the Emergency Stop by twisting the control
panel red button. The button will slightly pop up. Press
it down again to engage the Stop.
OPERATOR’S MANUAL
6
c. The Mower Status Lights should turn Green, Blue or
Purple in less than 15 seconds. If the Status Lights do
not turn On, please contact Oso Customer Support or
your Sales Representative.
d. When finished, please engage the Emergency Stop
button by pressing it down, then turn the Main Switch
back to the OFF position.
OPERATOR’S MANUAL
7
General Safety Guidelines
•This is a professional product capable of amputating hands and
feet If improperly used or if the user fails to follow the instructions.
Pay attention to the mower, its surroundings, and any debris on
the ground. Objects on the ground other than grass can be
thrown out from under the cutting area at high speed. Follow all
safety instructions to avoid serious injury or death.
•Read and follow the instructions and warnings in this Operator’s
Manual before using the mower.
•Do not put your hands or feet near moving parts or under the
mower. Do not operate the machine without all systems and
components in place and functioning properly on the machine.
•Do not put the mower on its side with the battery plugged in and
installed on the mower.
•Keep bystanders and children out of the operating area. Do not
allow children to operate the machine.
•Allow only people to operate the machine that meet the following:
oUnderstand the Operating Instructions
oFully trained and physically capable
oFamiliar with higher-power commercial lawn mowing
•Do not operate the mower on an incline that is greater than 30
degrees.
•If the control lever for the blade or wheel is damaged and does
not move up or down freely or spring gets back to its normal
position, do not use the mower.
•To stop both the self-drive and cutting blade at any time, engage
the Emergency Stop button by pressing it down.
•For servicing, engage the Emergency Stop button by pressing it
down and turn the main power switch to the OFF position. Ensure
that all moving parts have stopped moving.
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