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Fault
The motor does not
start after activating
the star grip.
Blade arms move
slowly or jerkily
when operated
10. Troubleshooting
Check
The main switch
is not illuminated,
although it has not
been switched off.
Battery fully
charged?
Power supply cable
connected?
Cause
The star grip was
not used for some
time (at least 10
minutes) during
battery operation.
The rechargeable
battery has
switched itself off.
Battery flat
Battery defective
Air in the hydraulic
system
Power supply
not properly
connected to the
eDRAULIC device
(not automatically
locked).
Power supply
cable not properly
connected to the
external power
supply.
Power supply or
power supply cable
defective.
External power
source defective.
33
Solution
In order to resume
work with the device,
the eDRAULIC
device must first
be switched off at
the mains and then
switched on again.
Alternatively, the
capacity display on
the rechargeable
battery can be
activated or the
battery may be
briefly unplugged
and replugged
again.
Charge battery
Replace battery
Repair by an
authorized dealer, by
personnel specially
trained by HURST,
or by HURST itself
Reinsert power
supply into the
connection shaft
Reconnect external
power supply
Replace power
supply or power
supply cable
Use other external
power source
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