MANIFOLD HEATER RETURN FUEL CHECK VALVE REPLACEMENT (Sheet 2 of 3)
Use suitable container to catch any fuel that may leak out
whenever any part of fuel system is loosened or disconnected.
Using 7/16 inch and 9/16 inch wrenches, disconnect end fitting of hose assembly (A) from elbow
Using 7/16 inch and 13/16 inch wrenches, remove elbow (B) from check valve (C).
Using 13/ 16 inch and 7/16 inch wrenches, remove check valve (C) from nipple (D).
Using 7/16 inch and 9/16 inch wrenches, remove nipple (D) from elbow (E).
Using 9/16 inch wrench, remove elbow (E) from solenoid valve (F).
Some 2D engines may have a filtering disc installed between
elbow (E) and solenoid valve (F). If present, remove disc and
CLEANING AND INSPECTION:
Using wire brush, clean threaded parts.
Inspect all hoses, tube assemblies, and fittings. Replace as required.
Go on to Sheet 3