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![]() TM 5-2420-222-20-1 
FUEL SYSTEM PRIMING - CONTINUED 
ACTION 
LOCATION 
ITEM 
REMARKS 
5. 
Elbow (7) 
Fuel line (8) 
Using 518-inch open-end wrench, loosen. 
6. 
Fuel pump (5) 
Primer lever (6) 
a. Have assistant move up and down until fuel 
comes out at fuel line (8) without air bubbles. 
b. Have assistant push down into stowed position. 
7. 
Elbow (7) 
Fuel line (8) 
Using 5/8-inch open-end wrench, tighten. 
8. 
Loader backhoe 
Engine 
Start and run at fast idle 
 (TM 5-2420-222-10). 
9. 
Fuel filter head (3) 
Bleed plug (4) 
a. Check for leaks. 
b. If leaking, tighten by hand. 
c.  If leaking does not stop, shut down engine  (TM 
 5-2420-222-10) and replace defective parts as 
outline In Fuel Filter Assembly (page 2-277). 
2-341 
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