
Problem
Solution
Gate operator has no power
A. Wait until the power comes back on
B. Reset Circuit Breaker
C. Recharge the battery by using solar
or AC electricity
D. Replace battery
E. Replace wiring
F. Replace Fuse
G. Replace circuit board
Possible Cause
A. Electrical outage
B. Circuit board tripped
C. If using solar panel only, battery level
may be depleted
D. If using solar panel only, battery may
need to be replaced
E. Conduit and/or power cabels are
damaged or have corrosion
F. Fuse blown due to electrical overload
or faulty wiring
G. Circuit board malfunction
TROUBLESHOOTING
CM9-2 INSTALL ATION AND OWNER MANUAL V.3.1 | 2023.06.01
PAGE 34
Gate operator does not open
A. Check to make sure electricity is
working. If using solar only, give
the gate operator 2-3 days to
recharge the battery.
B. Reset Circuit Breaker
C. Check for any damages obstruction,
or misalignment on the gate
D. Step on the foot pedal and move it to
the upper-left
E. Replace circuit board
A. No power
B. Remote control has no battery
C. Gate is damaged, misaligned or
obstructed
D. Emergency release key is open
E. Circuit board malfunction
Gate operator can open but
does not close
A. Align photocell sensor with the
reflector on the other side
B. Dip switch #6 OPEN-L/R - set to the
opposite position
A. Photocell sensor is not aligned
B. Open direction is reversed
Gate does not close all the
way
A. Re-adjust limit wheel position
A. Limit positions not adjusted properly
Gate operator opens on its
own
A. Erase all remote controls on the
system, and re-add each remote.
B. Downgrade sensitivity on the loop
detector
A. Radio frequency interference from
another nearby gate operator
B. Loop detector may be too sensitive
to environmental vibrations
Gate reverses when traveling
A. Increase OPEN ERD and CLOSE
ERD blue knob
B. Re-charge battery using solar or
100V AC ellectricity
A. Not enough force
B. Low on Battery