REED B50HPG, Technical Manual, Page: 41 / 235

OPERATION and MAINTENANCE
Rev 1.2 40 of 80
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CONTROLS
PLC MAIN CONTROLS B, C-SERIES
PUMP ON/OFF SWITCH
this is to turn the pump on and off.
Press button PUMP ON to turn
pump on, and press button PUMP
OFF to turn pump off. It will be
backlit when each function is
engaged .
PUMP DIRECTION
SWITCHES
this is used to select and controls
of the cycle direction of the
concrete pump. Press button
FORWARD to control pump
forward, and press button
REVERSE to control pump reverse
functions. It will be backlit when
each function is engaged .
CONTROL
SWITCH
(LOCAL/REMOTE)
this is used to
select the pump
control location.
Press button to
LOCAL to enable
operation of
concrete pump for
main stationary
panel. Press button
to REMOTE for
operation using the
remote control. It
will be backlit when
each function is
engaged
HORN/RESET
Press button down
to activate
horn/reset, it is
used to reactivate
the control and
PUMP CIRCUIT
after machine has
been shut down
using the
EMERGENCY
STOP switch or
when you start the
pump. Once the
emergency stop
has been
depressed it will
be necessary to
press downs the
HORN button to
RESET. It will be
backlit when
engaged
.
STROKE-SWITCH
Press button to test stroke change.
It is used for the purpose of
pressure testing the main drive
cylinders. Both main and swing
cylinders reverse direction when
button is depressed. When the
main cylinders reach the end of the
stroke they will “dead head” until
the button is released.
EMERGENCY STOP
This push/pull emergency switch is used to shut down the pump in an emergency by disabling the
hydraulic systems. It does not shut the engine or motor off. Depress PUSH knob in to STOP operation. PULL knob out to
REACTIVATE system. NOTE: the HORN/RESET must be switched one time to restart pump operation.
NOTE:
Hopper grate safety switch engages
EMERGERGENCY
STOP
when grate is lifted