Tennant 5280 - Battery Discharge Indicator

OPERATION
Tennant 5280 (10–00)
20
7. Plug battery charger cord into a grounded wall
outlet (Figure 54).
Grounded
Grounding
Edge/hole
Grounded
3 Hole Outlet
Ground Pin
(120V) (230V)
Outlet
FIG. 54
NOTE: Once battery charger is connected, machine
becomes inoperable.
8. Charger will automatically start charging and shut
off when batteries are fully charged.
9. After charger has turned off, unplug charger from
wall outlet first then from machine.
10. After charging batteries, check electrolyte level (A)
in each battery cell. Add just enough distilled water
to bring electrolyte level (A) up to 1cm (0.38 in.)
from bottom of fill rings (B). DO NOT OVERFILL
(Figure 55).
A
B
FIG. 55
BATTERY DISCHARGE INDICATOR
Battery discharge indicator shows charge level of
batteries. The needle should be far right of green zone
when batteries are fully charged. As batteries are
discharged, the needle will move to the left red zone.
Recharge batteries when needle reaches the red zone
(Figure 56).
FIG. 56