DE08TS Diesel Engines Maintenance of Major Components
6. Adjustment
a. After reassembly, install the nozzle on a tester.
b. With the adjusting screw loosened, operate the
nozzle 2 ~ 3 times to bleed it.
c. Operate the nozzle tester lever at the specified
rate.
d. Adjust the injection pressure to the standard
pressure by spring tension shims.
e. After adjusting the injection pressure, tighten the
cap nut to specified torque.
f. Re-check the injection pressure and see if the
spray pattern is normal. Spray pattern should be
uniform and free of spattering.
7. Testing
With the nozzle assembled to a nozzle tester and
specified pressure applied, check the nozzle for fuel
leakage.
EFM2057I
AbnormalNormal Abnormal
EFM2056I
85
Engine Model DE08TS
Opening pressure
1st : 180 kg/cm
2
2nd : 280 kg/cm
2
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