- 10 -
- 11 -
5.1 -ROUTINE MAINTENANCE
FOR SAFETY: When servicing machine all repairs must be perfor-
med by an authorized service person. Use manufacturer supplied
or approved replacement parts.
WARNING: Disconnect Battery Cables and Unplug
Charger Power Cord Before Servicing Machine
CHECK
On delivery
Every 10 hours
Every 50 hours
Every 100 hours
Every 200 hours
Check the battery liquid WET
(lead acid) Battery
X
X
The belts for slackening
X
Tightness of nuts and screws
X
The brushes for wear
X
The gaskets for wear and
leakages
X
If all the functions are in
working order
X
X
X
X
Replace the filter
X
Fig.5.2.1
5.2 -BATTERY MAINTENANCE
The battery must be kept clean and dry. Keep the terminals and
poles clean. For Wet (lead acid) Battery - Every 10 hours, remove
the caps and check the electrolyte level. If necessary add distilled
water. The battery should be serviced in a properly ventilated area.
During this procedure, do not expose the battery to open flames
and do not smoke.
Notice : If you machine ie equipped with the Tennant GEL battery
(p/n 10226610), do not remove the battery caps and add water.
This is a Maintenance Free battery.
The battery runtime should last about 3 hours; if you notice that it
is much shorter, check that:
- the brushes are not obstructed;
- the battery is completely charged.
5.2.1 -Battery recharge
The length of time the battery charge lasts will depend on its rou-
tine maintenance and on its discharge level. Do not allow the bat-
tery charge to drop below the limit signalled by the indicator lights
pos.4 Fig.3
. Once the max. discharge level has been reached, the
machine stops and must be recharged in order to restart working.
Machine Panel Charge Indicator Lights
Green light:
The battery is charged.
Yellow light:
The battery is running out; recharge as soon as pos-
sible.
Red Light:
The battery has run out. DO NOT continue to operate
the machine, recharge immediately.
To Recharge Battery:
WARNING: Batteries Emit Hydrogen
Gas. Keep Sparks And Open Flame
Away. Keep Battery Compartme nt Open
When Charging.
WET(lead acid) Battery - Before recharging, check
the electrolyte level in each cell. If necessary add
distilled water.
FOR SAFETY: When Servicing machine avoid contact with
battery acid. Wear protective gloves and eye protection when
handling batteries or battery cable.
1. Park machine in a well-ventilated area.
2. With the machine turned off, connect battery charger cord (
Fig.
5.2.1.
). Make sure the rated input voltage of the charger suits the
available supply voltage.
3. Before charging, make sure battery charger settings are proper-
ly set. The battery charger is factory set for a sealed (GEL) battery.
(See 5.3 CHARGER SETTINGS).
4. If the battery charger detects a problem, the charger will display
an error code (See 5.4 CHARGER TROUBLESHOOTING AND
ERROR CODES).
5. Once the charging cycle begins, the charger’s indicator LED
lights will progress from the red, yellow to green. At the end of
the charge cycle, when the green indicator is on, disconnect the
charger cord.
WARNING: Never disconnect the battery while
charging. This could cause a spark.
