44
Speed Scrub 350 9016424 (09-2017)
MAINTENANCE
6. After charging batteries unplug the power
supply cord and wrap cord around the cord
hooks.
For models equipped with an off-board
charger, always disconnect the AC power
supply cord
fi
rst before disconnecting charger
from machine.
BATTERY CHARGER SETTINGS
The battery charger is set to charge the battery
type supplied with your machine. If you choose
to change to a different battery type or capacity,
the charger’s charging pro
fi
le must be changed to
prevent battery damage.
The machine’s battery discharge indicator (BDI)
must also be reprogrammed to match battery type
to prevent battery damage and/or short run-time.
NOTE: For machines shipped without batteries,
the battery discharge indicator and the on-board
battery charger are set for GEL batteries as the
default. If you choose to use a different battery
type, the settings must be changed as described
as below.
NOTE: For machines shipped without batteries
and supplied with an Off-Board Charger, the
off-board battery charger is set for wet lead-acid
batteries from the factory. The machine’s battery
discharge indicator is set for GEL batteries as the
default. The battery discharge indicator must be
reprogrammed to match charger settings (See
OFF-BOARD BATTERY CHARGER below).
IRIS MODELS: For models equipped with
capability to report battery charging data via IRIS,
Tennant recommends using the same battery type.
If a different amp hour or battery type is desired,
contact Tennant Service Department.
OFF-BOARD BATTERY CHARGER:
1. To change the off-board battery charger
settings, refer to the off-board charger’s owner
manual.
2. To reprogram the machine’s battery discharge
indicator (BDI):
Service application software required, contact
service.
ON-BOARD BATTERY CHARGER
:
To change the on-board battery charger settings,
service application software required, contact
service. As an alternative, the charger pro
fi
le
may be manually changed. See CHANGING
ON-BOARD BATTERY CHARGER SETTINGS.
The battery discharge indicator will automatically
reprogram to match battery type when the battery
charger pro
fi
le is changed.
CHANGING ON-BOARD BATTERY CHARGER
SETTINGS
To manually change the on-board battery charger
settings for a different battery type, carefully follow
instructions as described below:
NOTE: The manual method is only an alternative
if unable to change setting by use of the Service
Application Software performed by Service.
1. Disconnect the battery cable connection at
machine.
FOR SAFETY: When servicing machine, stop
on level surface, turn off machine, and remove
key.
2. Open the access panel to access the on-board
battery charger.
3. Carefully peel back the charger display label to
access the dial settings.
