26
Fast charge of the battery
Special tools
Battery charger - constant current type with an output
of at least 35A.
Charge procedure
Do a fast charge of the battery as follows :
1. Remove the battery from the machine. Refer to
battery removal.
2. Connect the battery charger to the battery. Make
sure the polarity of the connections is correct and
connect the (+) positive cable first.
3. Set the battery charger to ON.
4. Set the appropriate charge current :
CURRENT FOR SINGLE BATTERY...............9A
CURRENT FOR TWIN BATTERY.................14A
CS98J531
CAUTION :
Parallel charging is not
recommended, therefore on machines fitted
with twin batteries, charge each one
individually.
CAUTION :
The standard charge should
always be used in preference to the fast
charge procedure.
CAUTION :
Never use the fast charge
procedure for batteries producing an open
circuit voltage of 11V or less.
!
!
!
5. Charge the battery for the time indicated by the
table below :
6. Set the battery charger to OFF. Disconnect the
cable from the battery. Make sure you disconnect
the (+) positive cable first.
7.Load test the battery.
Voltage above 10V - refit battery to the machine.
Refer to testing battery.
Voltage below 10V - charge battery using the
standard charge procedure.
8.If required, install the battery.
MAXIMUM charging period
Open circuit volts Charge period (hours)
Above 12.5 0
12.4 0.25
12.3 0.5
12.2 0.75
12.1 1.0
12.0 1.25
11.9 1.5
11.8 1.75
11.7 2.0
11.6 2.25
11.0 to 11.6 2.5
Below 11.0 Use slow charge
WARNING :
Check the battery frequently as
the high charging current can cause a rapid
rise in temperature. Stop the charging
process if the temperature reaches 60
°
C
(140
°
F).
CAUTION :
To avoid deterioration of the
battery, do not exceed the charging time
specified in the table.
!
!
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