INSTALLATION
MANUAL
MODEL 773 SERIES
REINFORCED CRASH ARM
B&B ARMR: A Division of B&B Roadway and Security Solutions
Page 29 of 38
0773-9001 Rev D
B&B ARMR reserves the right to change any information concerning product or specification without notice or obligation.
For model 773Ex or 773Hx, see the appropriate supplementary Install Manual for
electrical connections, option details and troubleshooting.
Each time the 773(Ex, Hx) is restarted or maintenance is performed, the roadway and
personnel should again be cleared to guard against unexpected movement.
4.1.
Startup Sequence
4.1.1.
Disable safety devices and project specific options, such that the unit will be able
to cycle up and down without system interference.
4.1.2.
Check that all remaining electrical or hydraulic connections (if applicable) are
tight and correct.
4.1.3.
Block all roadway traffic. Nonessential personnel should not be located in the
Barrier area.
4.1.4.
Verify the arm is unlocked from the receiver stanchion.
4.1.5.
Using the manual operator of the electric or hydraulic drive, cycle the system
enough times to move the arm upward until it clears the top of the receiver
stanchion.
4.1.6.
Verify there is no binding or alignment issues. Refer to section 3 for adjustment
instructions if necessary.
4.1.7.
Reverse the operation of the electric or hydraulic drive and move the arm
downward until it sits firmly in the closed position.
4.1.8.
Verify the arm is centered in the receiver stanchion as it closes.
4.1.9.
Turn on power to the unit. Turn on internal circuit breaker.
4.1.10.
Allow electronic controls to cycle.
4.1.11.
Provide
OPEN
command for the system.
4.1.12.
Observe the arm open. If the arm does not open, makes a noise when doing so or
is slow, consult the troubleshooting guides below for possible causes.
4.1.13.
Provide
CLOSE
command for the system.
4.1.14.
Observe the arm close. If the arm does not close, makes a noise when doing so or
is slow, consult the troubleshooting guides below for possible causes.
4.1.15.
Make adjustments, if necessary.
4.1.16.
After adjustments, cycle the unit three (4) more times.
If at any time the unit acts erratically or a problem arises not detailed in the
troubleshooting guide, please contact B&B technical support before proceeding.
4.1.17.
Enable the safety devices and any installed project specific options.
4.1.18.
Verify the complete sequence of operation per the approved project submittal
package.
4.1.19.
Check that all electrical or hydraulic connections (if applicable) are tight and
correct, not pinched or leaking.
4.1.20.
Commission the unit with appropriate customer.
