FUEL INJECTION NOZZLES
REMOVE FUEL INJECTION
remove rocker shafts
Thoroughly clean the area around each fuel line
connection. Disconnect fuel injection line (1)
from the adapter. Disconnect fuel injection noz-
zle (2) from the adapter.
Remove clamp (3) and the spacer that holds the
fuel injection nozzle in place.
CAUTION: Never use force to remove the fuel injec-
tion nozzles. If necessary, turn and pull the fuel injec-
tion nozzle out of the cylinder head.
Remove adapter (4) from the cylinder head. Re-
move the fuel injection nozzle.
INSTALL FUEL INJECTION
Nozzle Test Group
CAUTION: Before the fuel injection nozzles are instal-
led check for fuel leakage, the pressure at which the
injection nozzle opens, and the amount of fuel (spray
pattern) that comes out of the nozzle with tool (A). See
TESTING FUEL INJECTION NOZZLES in TEST-
ING AND ADJUSTING.
Remove carbon seal dam (2) with pliers. Re-
move compression seal (1).
Install a new compression seal on the nozzle.
Install a new carbon seal dam with tool (B).
Make sure the bore in the cylinder head and the
fuel inlet fittings are clean.