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Installation and Operations Manual
— LXL Gate Operator
42
B&B ARMR
A Division of B&B Roadway and Security Solutions 0054-9001UL Revision A2
Symptom
Actions
3.
Check the connection of the wire between the J1Pin 9
connector and I7 of the PLC.
4.
Verify shunt is present on JP1 between pins 1 and 2.
5.
Check F3.
Electric Motor turns
but gate does not
move.
1.
Check the fluid level in the reservoir.
2.
Check PLC outputs to see if Q1 turns on for an OPEN
and/or Q2 turns on for a CLOSE.
3.
Disengage drive wheels and check to see if they move.
4.
If drive wheels move, check for binding in the gate.
5.
If drive wheels do not move, check for loose coupling
between the electric motor and pump assembly.
6.
Check for voltage between COM and HYD VAL 1 and 2 on
CONN 1 of LXL board, and ensure wires connections are
tight.
7.
If voltage is correct, manually shift the detent in the center
of the solenoid on either side of the hydraulic valve, if
wheels move suspect hydraulic valve.
8.
If wheels do not move after manually shifting the detent,
suspect pump assembly.
9.
If unit is a 3 phase unit and a new installation, reverse two
of the incoming power leads.