TP-6069 6/03 13Section 4 Exhaust System
Waterline
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TP-5856-4
1. Slight lift improves silencing and prevents water backwash
into the silencer (keep below the level of the exhaust
manifold outlet)
2. Silencer (customer-supplied)
3. Exhaust manifold outlet
4. Exhaust mixer elbow
5. Heat exchanger (locations vary by model)
6. Coolant recovery tank (located on the unit on some models)
7. Locate the coolant recovery tank at the same height as the
heat exchanger
8. Maximum seawater pump lift of 1 m (3 ft.)
9. Seawater strainer
10. Seacock
11. Intake strainer
12. Engine-driven seawater pump
13. Minimum exhaust hose pitch of 1.3 cm per 30.5 cm (0.5 in.
per ft.)
14. Maximum distance between silencer and exhaust mixer
elbow of 3 m (10 ft.)
15. Minimum exhaust hose pitch of 1.3 cm per 30.5 cm (0.5 in.
per ft.)
16. Minimum exhaust outlet distance above waterline of 10 cm
(4 in.). Note: Vessel fully loaded.
Note: Data applies to both rear- and side-exhaust installations.
Note: Use two hose clamps on each end of all flexible exhaust
hose connections.
Note: Read the text for complete explanation of dimensions
and other installation considerations.
Figure 4-4 Typical Above-Waterline Installation
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