BENDIX BW2923 Manual do Utilizador descarregar pdf (Página 16)

3.8 TROUBLESHOOTING WHEN NO OBJECTS ARE BEING DETECTED

Place a metallic object (at least

one (1) foot by one (1) foot in size)

directly in front of the radar sensor,

three (3) to ve (5) feet away.

Replace

the Operator

Display Unit.

Re-run the

power-up test.

Go to

Section 3.5.

Does

the

yellow LED —

alone — illuminate

for 0.5 seconds,

followed by ONLY

the yellow

LED?

both

LEDs

illuminate for 0.5

seconds, followed by

continuous red and

yellow LEDs?

Does

the

Operator

Display Unit change

from illuminating the yellow

LED to illuminating

the red LED?

YES

Operator reports that no

objects are being detected.

Observe the power-up sequence (See Table 1) with no

metallic objects within 15 feet of the sensor being inspected.

the

power-up

sequence

completing?

(Do both the red and yellow

LEDs illuminate for a half-second,

followed by the red LED remaining

on for a further 5 (ve) seconds,

followed by the yellow

LED illuminating and

staying ON?)

NO YES

YES

For any other conditions,

call 1-800-AIR-BRAKE

(1-800-247-2725), option 2

and speak with the Bendix

Tech Team.

Replace the radar sensor.

Re-connect all connectors.

Re-run the power-up test.

Since the test did not nd any

evidence of a sensor malfunction,

inspect the connectors and harness

for damage and/or corrosion, etc. that

could lead to an intermittent problem.

Re-connect all connectors.

Re-run the power-up test.

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