Battery Backup
Component Specific Problems
Doesn't open
door
Full open limit switch is
damaged or not installed:
Install N/C limit switch per
wiring
110 VAC Relay not installed or
damaged: replace relay
Wiring is not correct: assure
proper wiring per wiring
diagram
Batteries are dead: replace
with new batteries
DO 566: KB Motor
Control
Door is sluggish
and speed pots
don't adjust speed
Reverse / Forward Current Limits are
set too low for door installation
conditions: Adjust RCL / FCL.
NOTE: These adjustment pots are not
intended to "fix" poor installations,
Failure to have a properly installed
door may cause personal injury,
violate the entrapment feature of the
operator, and may void the operator
warranty: insure that the door is
installed and operates properly
without the door operator attached
Motor Hum or
run-on after PLC
output has shut
off
DB Pot is set too low: turn up DB
IR Pot is set too high: lower IR setting
FACC or RACC Pots are set too high:
lower pot settings
RESP Pot is set too low: turn up
RESP
