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SPP24 SPP24
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Posts: 454
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4 years ago
Technician A says the secondary air injection (SAI) system forces air at low pressure into the exhaust to reduce CO (Carbon Monoxide) and HC (Hydrocarbons) exhaust emissions.  Technician B says exhaust check valves are used between the AIR pump and the exhaust manifold to prevent exhaust gases from flowing into, and causing damage to, the AIR pump and valves.  Who is right?

▸ Technician A

▸ Technician B

▸ Both technicians

▸ Neither technician
Textbook 
Advanced Engine Performance Diagnosis

Advanced Engine Performance Diagnosis


Edition: 4th
Author:
Read 110 times
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meigsflameigsfla
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Posts: 387
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4 years ago
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SPP24 Author
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4 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
mambah4
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Yesterday
This site is awesome
gmiannotti
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2 hours ago
Brilliant ツ
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