B - Ardiehl.de

FUEL INJECTOR NOZZLES (Cont’d)
Removal and Installation (Cont’d)
Remove the nut at the fuel injector holddown clamp [A].
Installation: Tighten the nuts to 23–32 ft.–lbs. (31–43
Nm) torque.
Use a screwdriver and pry the injector from the cylinder
head [B].
Remove the injector nozzle from the head [C].
Checking
Do not disassemble or test the fuel injector
nozzles unless you have the correct service
and testing tools.
I–2027–0284
The tools listed will be needed to do the following
procedure:
OEM1064 – Injection Nozzle Tester
OEM1065 – Accessory Set
Connect the nozzle to the test pump, in a down position
[D].
Operate the test pump until the nozzle valve opens:
Injection Pressure: 2630 PSI (18134 kPa)
A
B
C
D
B–08914
B–08924
B–08916
B–08971
853, 853H BICS Loader
–7–47– Service Manual