34
Fault
Check
Cause
Solution
The motor is
running, but the
connected rescue
equipment is not
moving / moving
very slowly upon
activation of the
valve.
Check hose
Hose assembly not
connected properly or
is damaged
Check connection of
hose and reconnect if
necessary.
Check the switch
position of the
valve lever on the
pump block of the
hydraulic unit
Valve not switched
to supply line
pressurisation.
Switch valve to
pressure load of the
supply line.
Defective pump unit
Have repaired by
authorised dealer or
directly by HURST
Connect a
different unit and
check whether
it works when
actuated
The previously
connected unit is
defective.
Rectification see
operating instructions
of the connected unit
Mono-coupling (female)
defective
Replace mono-coupling
(female)
The connected
rescue equipment
does not move on
activation of the
valve, or moves
only very slowly or
unevenly.
Connect a
different unit and
check whether
it works when
actuated
The previously
connected unit is
defective.
Rectification see
operating instructions
of the connected unit
Check the
switching position
of the “TURBO”
control lever on
the pump block
of the hydraulic
system.
The “TURBO” control
lever is not fully
switched.
Check the switching
position of the
"TURBO" control
lever and reswitch
if necessary (to end
position).
Defective pump unit
Have repaired by
authorised dealer or
directly by HURST
Air in hydraulic system Vent the hydraulic
system
Plug-in coupling
(female) defective
Replace plug-in
coupling (female)
Mono-coupling (female)
defective
Replace mono-coupling
(female)
Содержание P 630 SG
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