FUEL INJECTION NOZZLES
REMOVE FUEL INJECTION NOZZLES
a) remove rocker shafts
Thoroughly clean the area around each fuel line
connection. Disconnect fuel injection line (1)
from the adapter. Disconnect fuel injection
nozzle (2) from the adapter.
Remove clamp (3) and the spacer that holds the
fuel injection nozzle in place.
Never use force to remove the fuel
injection nozzles. If necessary, turn
and pull the fuel injection nozzle out
of the cylinder head.
Remove adapter (4) from the cylinder head.
Remove the fuel injection nozzle.
INSTALL FUEL INJECTION NOZZLES
Nozzle Test Group
Before the fuel injection nozzles are
installed 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
TESTING AND ADJUSTING.
Remove carbon seal dam (2) with pliers.
Remove 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.