BC Air Brake Practice · Question
The maximum allowable pushrod travel on a slack adjuster indicates:
Each chamber size has a specified maximum pushrod travel; exceeding it means brakes are out of adjustment (an out-of-service item).
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Question: The maximum allowable pushrod travel on a slack adjuster indicates:
Answer options:
- Compressor performance ✅ Whether brakes need adjustment — exceeding the limit is an out-of-service defect
- Air dryer life
- Engine oil quality
Correct answer: Whether brakes need adjustment — exceeding the limit is an out-of-service defect
Explanation: Each chamber size has a specified maximum pushrod travel; exceeding it means brakes are out of adjustment (an out-of-service item).
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