// CODE SNIPPET
126.96.36.199.13 Exhaust System
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The engine exhaust system shall be designed, located, and installed to minimize the hazard of fire in the event of any of the following:
- Leakage of fuel from the vehicle or cart (where applicable) fuel tank or fuel system
- Leakage from the fuel dispensing system of the vehicle or cart
- Spillage or overflow of fuel from the vehicle or cart (if applicable) fuel tank or the cargo tank
- Spillage of fuel during the servicing of an aircraft
Suitable shielding shall be provided to drain possible fuel spillage or leakage away from exhaust system components safely. [407:188.8.131.52]
Diesel particulate filter (DPF) regeneration system piping shall be shielded from the engine discharge manifold to the outlet at the tailpipe. [407:184.108.40.206.1]
DPF regeneration-equipped vehicles shall have a listed diffuser installed at the outlet of the exhaust tailpipe. [407:220.127.116.11.2]
Exhaust gases shall not be discharged where they could ignite fuel vapors that could be released during normal operations or by accidental spillage or by leakage of fuel. [407:18.104.22.168]
DPF regeneration-equipped vehicles shall have a lockout mode that will prevent automatic regeneration when these vehicles are operated within 30 m (100 ft) of aircraft parking areas. [407:22.214.171.124.1]
A muffler (or silencer) cutout shall not be provided. [407:126.96.36.199]
Carbureted gasoline-powered engines on fuel servicing vehicles shall be provided with flame- and spark-arresting exhaust systems. [407:188.8.131.52]
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