Engine-room ventilation and bilge

Powered ventilation, bilge dewatering and fuel-water separation for the Northwind Aurora 38 and Coastal 41. This is the assembly covered by service campaign REC00000085.

Service campaign REC00000085 (problem category VENTILATION, severity H, model years 2017–2023, 26 units affected) supersedes the original blower and duct run. Callouts 1 and 2 are the replacement parts; the rest of the assembly is unchanged.

Schematic section of an engine compartment: in-line blower ducted to a deck cowl vent, bilge sump with float switch and submersible pump, fuel/water separator with primer-bulb line, bulkhead fire extinguisher. Seven numbered callouts. — Engine-room ventilation and bilge, looking forward. Callout numbers match the parts table below.

Parts list, keyed to the numbered callouts on the diagram
Ref	Part	SKU	Qty	Price	Add to cart
1	Northwind 4 in. In-Line Bilge Blower (270 CFM) REC00000085 replacement part	NWM-VEN-BLW04	1	Dealer price	View
2	Northwind 4 in. Marine Ventilation Duct Hose (10 ft) REC00000085 replacement part	NWM-VEN-DCT04	2	Dealer price	View
3	Northwind Automatic Bilge Float Switch (20 A) sump mounted	NWM-VEN-FLS20	1	Dealer price	View
4	Northwind 1100 GPH Submersible Bilge Pump sump mounted	UNI-SAF-00025	1	Dealer price	View
5	Northwind 10-Micron Fuel/Water Separator forward bulkhead	SEA-PRO-00056	1	Dealer price	View
6	Northwind Primer-Bulb Fuel Line Assembly 3/8 in. separator to engine	COM-PRO-00689	1	Dealer price	View
7	Northwind Portable Marine Fire Extinguisher bulkhead bracket	UNI-SAF-00043	2	Dealer price	View

Fitted to

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