Cummins/Onan — See Installation, Figures 2 and 3. The engine exhaust

For these Cummins/Onan models: 15.0MDJ F .. .4R 196 D, Not explicitly stated in the text..

Applies to: Cummins Onan 15 0Mdj F 4R 196 D

Procedure

1. Above vessel load water line.
2. Pitched downward to prevent water backflow.
3. Shield line near combustible material.
4. Use flexible hose or tubing.
5. For turns use sweeping (long radius) elbows.
6. Increase one pipe size for every 10 ft. in length.

Source: manual:968-0345 Onan MDJF Operators and Parts Spec A-D (6-1973).pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.