Paccar Kenworth T170 Hybrid 2011, Руководство строителя

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Section 4
Exhaust & Aftertreatment
4-9
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GENERAL ExHAUST INFORMATION
Kenworth will offer four main DPF and SCR exhaust systems on Medium Duty chassis in 2010 . A Right Hand Under DPF
and SCR system, in which both canisters are located underneath the cab access step, a Horizontal (Series) system where
DPF, SCR and tailpipe are installed by the right hand rail, and an Independent DPF and SCR located vertically back of
cab on stanchion brackets .
RH Under DPF Horizontal DPF and SCR Horizontal (Series) DPF and Vertical Independent
and SCR with Horizontal Tailpipe SCR with Horizontal Tailpipe DPF and SCR
The following images depict the typical exhaust routings for each system, and can be used to determine exhaust routing
paths for systems you choose . Dimensional information can be found in Section 5 of this manual .
Body Builders must not modify (including altering, substituting, and relocating) the DPF and SCR canisters . The exhaust
piping after it exits the SCR canister may be modified, however using smaller diameter piping or piping with numerous
bends is not recommend as the backpressure requirements of the system may be exceeded .