TM 5-5420-202-20-2
CHECK VALVE (MANIFOLD HEATER - RETURN FUEL) REPLACEMENT (Sheet 2 of 3)
NOTE
Use a suitable container to catch any fuel that may leak out
whenever any part of the fuel system is loosened or disconnected.
REMOVAL:
1. Using 7/16 inch and 9/16 inch wrenches, disconnect end fitting of hose assembly (A)
from elbow (B).
2. Using 7/16 inch and 13/16 inch wrenches, remove elbow (B) from check valve (C).
3. Using 13/16 inch and 7/16 inch wrenches, remove check valve (C) from nipple (D).
4. Using 7/16 inch and 9/16 inch wrenches, remove nipple (D) from elbow (E).
5. Using 9/16 inch wrench, remove elbow (E) from solenoid valve (F).
CLEANING AND INSPECTION:
1.
Using wire brush, clean threaded parts and inspect for damaged threads.
Inspect all hoses, tube assemblies, and fittings for cracks and general serviceability.
2.
3.
Repair or replace parts as needed.
TA248388
Go on to Sheet 3