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