TM 55-1945-205-24-2
0325 00 3
0325 00
NOTE
Air leaks do not always show a visible fuel leak until the engine is turned off and the fuel
system pressurizes itself through normal warming.
k.
If the vacuum gage reading was 4 in. Hg or less and air bubbles are present, inspect all fuel supply system
components for possible air leaks, prior to VRO fuel pump (1) installation. Replace components as required.
l.
Repeat steps d through g.
m. If the vacuum gage reading is greater than 4 in. Hg, inspect all fuel supply system components for possible
clogs, prior to VRO fuel pump (1) installation. Clean or replace components as required.
n.
Repeat steps d through g.
o.
If steps j and l do not correct the vacuum reading on the vacuum gage, replace the VRO fuel pump (1).
(WP 0323 00)
WARNING
4.
Conduct fuel outlet pressure test on VRO pump (1).
a.
Remove the carburetors inlet hose (8) from carburetors inlet (9) by loosening hose clamp (10).
b.
Connect the 8 in. piece of clear vinyl hose (5) to the carburetors, securing in place with hose clamp (10).
7
6
5
10
8
7
7
TO CARBURATORS INLET
1
9
