Saskatchewan Air Brake Practice Questions - Saskatchewan Air Brake (Endorsement A) Exam

What is the difference in operation and stroke limits between clamp-type and bolt-type brake chambers?

Clamp-type chambers are only used for trailer axles under SGI rules Clamp-type chambers use a clamping ring to seal the diaphragm and have shorter stroke limits, while bolt-type use heavy bolts and have different safety limits Bolt-type chambers are hydraulic, whereas clamp-type are air-operated Clamp-type chambers self-adjust automatically, whereas bolt-type must be manually adjusted

Correct Answer:

Clamp-type chambers use a clamping ring to seal the diaphragm and have shorter stroke limits, while bolt-type use heavy bolts and have different safety limits

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