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State
|
Possible causes of defect
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Recommendations to elimination
|
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Lamps of stoplights are not lit
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The safety lock of "STOP/HORN" burned down
|
Replace a safety lock, to check for short circuit
|
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The lamp burned down
|
Replace a lamp
|
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Malfunction of the switch of a stoplight
|
Adjust or replace the switch
|
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Malfunction of conducting or grounding
|
Repair
|
|
Lamps of stoplights do not die away
|
Malfunction of the switch of a stoplight
|
Adjust or replace the switch
|
|
Only one stoplight does not burn
|
The lamp burned down
|
Replace a lamp
|
|
Malfunction of conducting or grounding
|
Repair
|
