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CHARGING BATTERY PACK
The Lithium-Ion battery does not have a memory and
does not have to be fully depleted before it can be
charged again. Charging at any time during the run
cycle will not affect the battery performance or life.
1. The battery Pack is located on the back of the
vacuum. It can be charged while installed on the
vacuum, or the battery can be removed from the
vacuum and charged independently
2. Plug the AC cable into the charger and wall outlet.
120 VAC
WARNING: To reduce the risk of fire, explosion,
electric shock, or injury. When charging, make sure
that the charger has at least 6 inches of clearance
on all sides. Adequate airflow is required to cool the
charger when in use.
3. Plug the charger DC cable into the Charge Point on
the battery.
8
4. The charger LED light will be red while charging
and turn green when the battery back is fully
charged. The battery pack may require up to 2.5
hours to fully charge.
LED
After the battery pack is fully charged, the charger
will go into a maintenance mode and keep the battery
fully charged for up to 6 hours then turn off. NOTE:
Battery pack may get warm while charging. This is
normal.
electric shock, or injury. Use only Tennant Charger
1254277 and Tennant battery pack 1237436. Do not
use a battery pack that has been damaged in any
way.
POWER LEVEL INDICATOR
100 VAC
1. Press the button on the battery to illuminate the
LED lights.
2. When the battery is fully charged there will be four
(4) green lights and one (1) red light showing.
WARNING: To reduce the risk of fire, explosion,
Battery Charger Codes
Red - Charge Cycle in progress
Green - Charge cycle complete
Green Flashing - Maintenance Mode-charge
cycle turns off after 6 hours
Red Flashing - Over voltage protection, unplug
charger and check all connections
Red-Green Flashing - Battery failure, exceeded
minimum threshhold voltage
Tennant V-LWU-13B, (02-2021)