Braun NUVL855R Wheelchair User Manual


 
Page 17
FUNCTION POSSIBLE CAUSE REMEDY
9.00
BARRIER WILL
NOT OPERATE
UP OR DOWN
WITH REMOTE
OR OVERRIDES
9.11 Bad circuit breaker
9.12 Poor plug connections
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actuator out of adjustment
9.14 Bad power and ground
Check for proper operation of Below Stow switch.
Remove weight from platform.
Check harness connectors A1 and A2, E1, N1,
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just or replace actuator if necessary.
See 1.00
10.00
BARRIER
OPERATES WITH
OVERRIDES BUT
WILL NOT GO UP
WITH REMOTE
10.11 Barrier Down LED (D29)
not illuminated
Check Barrier Down switch for proper operation
with LED on P.C. board. Replace or adjust as
necessary.
11.00
BARRIER
OPERATES WITH
OVERRIDES BUT
WILL NOT GO
DOWN WITH
REMOTE
11.11 Ground sensor LED (D23)
not illuminated
11.12 Below Stow LED (D24)
not illuminated
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not illuminated
Check Pressure Transducer. Replace or adjust
as necessary. See Ground Sense Calibration on
page 5.
Check Below Stow switch for proper operation.
Replace or adjust as necessary.
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Replace or adjust as needed.
Troubleshooting Diagnosis Chart
12.00
SWITCHES
DO NOT
ACTIVATE
LED(S)
12.11 Improper terminal block wiring
12.12 No power going to switches
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Check terminal block for correct wiring
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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.
13.00
DOORS
DO NOT
OPEN
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Check for proper wiring to door openers.
14.00
DOORS
DO NOT
CLOSE
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and Below Stow LED (D24)
not illuminated
14.12 Lift Out LED (D25) illuminated
Lift is out but not below stow level.
Lift not stowed fully. Adjust Lift Out switch.