FASS T UIM 220G - Manual (Page 12)

A. Locate extra bung on the fuel tanks, most KW’s have a 1/4”, Peterbilt have
3/8” or 1/2” extra pipe plug located by the fuel lines at the top of the fuel tank.
Other models may have an extra port some where at the top of the fuel tank.
Remove the plugs and install a –8 AN fitting into each tank. It maybe neces-
sary to use a bushing to adapt fitting to tank.
B2. Secure female end in vise.
B4. The male portion should tightened all the way, as seen.
B. Install (90° or straight) fitting into fuel line using the following procedures: refer to this procedure
when necessary.
B1. Assemble fuel line into female hose fitting (reverse threads), then
apply a modest amount of oil to the interior lining.
B3. Oil male JIC swivel (90° or straight) and assemble into female end.
Caution: Do Not use sealant on AN fittings. Only use sealant on threads installed into pump assembly or joining fittings.
Note: No extra ports? - Refer to the option located at the back of the manual.
These lines must be the exact length on both sides.
Return line from
FASS with straight
ends to cross mem-
ber where the line
will “T” off.
From “T” to each fuel tank with
1-straight fitting &
1-90° fitting on each line.