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Care, Maintenance and Repair
8.2.1Battery
DANGER!
- Only qualified personnel may service or charge the
batteries. The batteries are lithium batteries.
- Recycling of batteries is subject to national regulati-
ons. Please observe these regulations.
- Open fire is prohibited when using batteries!
- Neither burning materials nor burning liquids are
allowed in the battery charging area. Smoking is
prohibited and the area must be ventilated.
- Park the vehicle safely before starting to charge or
install/change the batteries.
- Before completing maintenance, ensure that all ca-
bles are connected correctly and that there is no in-
terference with other components of the vehicle.
- Only lithium batteries may be used. Please observe
the maximum operating temperature of the batte-
ries.
Exchange
Park the carriage safely and press the emergency stop
switch (item 5, Fig. 5). Hold the battery handle with one
finger, pull the lock out and then remove the battery verti-
cally. Installation is in reverse order.
Turtle symbol:
It is normally turned off; when it is dis-
played, it indicates the activation of the electric pallet
truck's "soft" mode, in which the maximum speed and
acceleration are reduced.
Wrench symbol (only for EHW 15 and
EHW 20):
It is normally off, when the icon appears it indicates the
request for scheduled maintenance or the alarm condi-
tion. In this case, the corresponding code is displayed.
The information provided can be very useful. Malfuncti-
ons can be quickly identified by the operator or service
technician, allowing the problem to be solved quickly.
Hourglass symbol (only for EHW 15 and EHW 20):
It flashes when the hour counter is in operation.
Battery indicator:
EHW 12:
12
The charge status of the
battery is indicated by
four LEDs on the tiller:
The first green LED from the left lights up and indicates
75% -100% of the battery charge.
The second blue LED from the left is on and indicates
50% -75% of the battery charge.
The third yellow LED from the left is on and indicates
25% -50% of the battery charge.
The fourth LED from the left is lit and indicates 0% -25%
of the battery charge.
If there is an error, four LEDs flash for 1s, then the first
green LED from the left flashes and is counted, then the
fourth LED from the left flashes and is counted. The
quantity that the green LED blinks times ten times, then
plus the quantity that the LED blinks means the error
code.
EHW 15 and EHW 20:
Akku empty:
Battery is charged:
Fig. 9: Display
An alphanumeric liquid crystal display is located in the
center of the unit, showing the hours worked. The display
is backlit.
The display indicates the alarm status and displays a
code corresponding to the type of alarm.
The battery charge level is indicated by ten levels. Each
level corresponds to 10% of the battery charge. When
the battery is being discharged, the stages switch off one
after the other in stages in relation to the value of the re-
maining battery charge.
EHW 15: If the error code 0 appears on the display, it
means that the battery voltage is low. The lifting
function is interrupted. Error code 91 appears
when the vehicle is used without charging, the
driving speed is slowed down.
EHW 20: If error code 12 appears on the display, it me-
ans that the battery voltage is low. The lifting
function is interrupted. Error code 91 appears if
the vehicle continues to be used without
recharging, the driving speed will slow down.
Recharge
- Before charging, make sure that you are using a
suitable charger to charge the built-in battery.
- Before using the charger, please read the instructi-
ons in the charger manual completely.
- Always follow these instructions.
EHW-Series | Version 1.02
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