BC Class 1 Practice Test · Question
Scenario 247: Glad-hand colour coding on the trailer air lines is:
Red glad-hand connects the emergency (supply) line; blue connects the service (control) line. The correct answer is "Red = emergency, Blue = service". This capa
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Question: Scenario 247: Glad-hand colour coding on the trailer air lines is:
Answer options: ✅ Red = emergency, Blue = service
- Red = service, Blue = emergency
- Both red
- Both blue
Correct answer: Red = emergency, Blue = service
Explanation: Red glad-hand connects the emergency (supply) line; blue connects the service (control) line. The correct answer is "Red = emergency, Blue = service". This capacity-fill scenario 247 reinforces the same competency for the class1 bank and follows the certified explanation standard.
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