TM 5 4310-451-14
4-37. FUEL HOSES AND FITTINGS REPLACEMENT.
This Task Covers:
a. Fuel Tank-to-Primary Fuel Filter Fuel Hose Re-
d.
Secondary Fuel Filter-to-Left and Right Heads
placement
Fuel Hoses Replacement
b. Primary Fuel Filter-to-Fuel Pump Fuel Hose Re-
e.
Crossover Fuel Hose Replacement
placement
f.
Left Head-to-Fuel Tank Fuel Hose Replacement
c. Fuel Pump-to-Secondary Fuel Filter Fuel Hose Re-
placement
Initial Setup:
Equipment Conditions::
Materials/Parts:
•
Master battery switch in OFF position.
•
Sealing compound (Item 14, Appendix E)
•
Crossover tube removed (see paragraph 4-49).
Tools/Test Equipment:
•
General mechanic's tool kit
NOTE
Clean up all spills as they occur.
a.
FUEL TANK-TO-PRIMARY FUEL FILTER FUEL HOSE REPLACEMENT I
1. Remove fuel hose (2) from check valve (1) and elbow (3).
2. Remove elbow (2) from primary fuel filter (4).
3. Apply sealing compound to threads of elbow (3) and install elbow on primary fuel filter (4).
4. Install fuel hose (2) on elbow (3) and check valve (1).
4-50
