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Page 18
FUNCTION POSSIBLE CAUSE REMEDY
9.00
BARRIER WILL
NOT OPERATE
UP OR DOWN
WITH OVER-
RIDE SWITCHES
OR HAND-HELD
PENDANT
9.12 Poor plug connections
9.13 Barrier actuator motor or
actuator out of adjustment
or faulty
9.14 Bad power and ground
Check harness connectors A1 and A2, E1, N1,
N2, E1, F1 and F2.
Check power at motor. Slightly lengthen rod
end if release pin is difficult to remove or replace
actuator if necessary.
See 1.00
10.00
BARRIER
OPERATES WITH
OVERRIDE
SWITCH BUT
WILL NOT GO
UP WITH HAND-
HELD PENDANT
10.11 Faulty Outer Barrier switch
10.12 Barrier occupied
10.13 Handrail belt unlatched or
faulty harness connections
Check diagnostic LCD for Outer Barrier switch
status. Adjust or replace switch as necessary.
Remove weight from barrier. See Outer Barrier
Occupied Calibration on page 5.
Latch handrail belt. Check connectors F1, F2, N1
and N2.
11.00
BARRIER
OPERATES
WITH OVER-
RIDE SWITCH
BUT WILL NOT
GO DOWN WITH
HAND-HELD
PENDANT
11.11 Faulty Pressure Transducer
11.12 Below Stow Level switch out
of adjustment or defective.
11.13 Full Out switch out of adjust-
ment or defective.
Check Pressure Transducer. Replace or adjust
as necessary. See Ground Sense Calibration on
page 5.
Check diagnostic LCD for Below Stow Level switch
status. Adjust or replace switch as necessary.
Check Full Out switch for proper operation.
Replace or adjust as needed.
Troubleshooting Diagnosis Chart
12.00
SWITCHES
DO NOT
CHANGE
STATE IN
DIAGNOSTIC
MODE
12.11 No power going to switches
12.12 Faulty wiring
12.13 Faulty connections
Check power on connector A1, pins 1 and 2.
Check continuity of wires from switches to
connector A2.
Check for proper connections on each switch and
on each connector on the harnesses. Replace
contact if necessary. See diagram on following
page.