REMOVING CARBON DAM
1. Fuel Injection nozzle. 2. Carbon dam. 3. Seal.
Remove carbon dam (2) with needle nose pliers and
remove seal (3) from the nozzle.
Do not use a steel brush or a wire wheel to
clean the nozzle body or the nozzle tip. Use
of these tools can cause a small reduction of
orifice size, and this will cause a large
reduction in engine horsepower. Too much
use of the 8S2258 Brass Wire Brush will also
remove the coating that Is on the nozzle for
Clean the groove for carbon seal dam (2) and the
body of the nozzle below the groove with the 8S2258
Brass Wire brush (M). Remove the carbon, but be sure
not to use the brush enough to cause damage to the
body of the nozzle.
NOTE: A change in color in the area below the groove
is normal and does not affect the body of the nozzle.
8S2245 CLEANING KIT
(M) 8S2258 Brass Wire Brush. (N) 8S2252 Carbon Seal
Tool. (P) 8S2250 Nozzle Holding Tool.
I. Return Leakage Test
1. Put nozzle (1) and 8S2250 Nozzle Holding Tool (P)
in a vise and remove cap (4).
FUEL INJECTION NOZZLE
4. Cap. 5. Nut.
Use 5P4244 Adapter (Q) to connect fuel
injection nozzle (I) to the tester. Nut (5) can be
tightened by hand if 1H1023 O-ring Seal (6) is
Install FT1384 Extension (R) in 8S2270 Fuel
Collector (S) and put parts into position under
FUEL INJECTION NOZZLE CONNECTOR
5. Nut. S. 1H1023 O-ring Seal for fuel line.
Put the tip of the fuel injection nozzle a little
above the horizontal position. Tighten the nut
by hand that connects the fuel injection nozzle