TM 5-5420-226-20-2
FUEL RETURN LINES REPLACEMENT (Sheet 5 of 10)
18.
Using 1-1/8 inch wrench, disconnect fuel return line (AB) from cross tube (U).
19.
Using 1-1/8 inch wrench, remove nut (AC) from cross tube (U).
Remove flat washer (AD) and cross tube (U).
20.
Place cross tube (U) in vise and, using 7/16 inch wrench, remove elbow (X).
21.
Remove cross tube (U) from vise.
22.
23.
Using screwdriver and 7/16 inch wrench, remove screw (AE) and nut (AF) securing clamp
(AG).
Remove clamp (AG) from fuel return line (V).
24.
25.
Using 3/4 inch wrench on vent valve (AH) and 7/8 inch wrench on fuel return line (V),
remove vent valve (AH) from fuel return line (V).
Using 15/16 inch wrench on elbow (AJ) and 3/4 inch wrench on vent valve (AH) remove
26.
-,
vent-valve (AH) from elbow (AJ).
CLEANING AND INSPECTION:
Inspect fuel return lines for deterioration, cracks, stripped threads, and clogging. Replace
unserviceable parts as required.
Go on to Sheet 6
TA107661
