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4-5. Tips for Injector assembly (Nozzle area)
3. While cleaning the injector in cleaning fluid it
must be checked for free movement of the spindle
in nozzle holder. It must be gently moved until
there is no resistance to movement.
Free movements are
required
4. When you Inserts the spindle to the nozzle
holder, change the direction of scratched
mark to the opposite direction of supply hole
2. Change the direction of spindle
1. Remove the spindle from the nozzle holder
Most scratched marks on spindle of nozzle are due to wearing.
The damaged spindle causes friction increase and produce low or over injection
Normally , you must replace the damaged nozzle assembly or change to new injector.
But it is possible to fix the injector without replacing the parts by using the above method.
Usually(100%) scratch marks match with the fuel supply hole, therefore if you change the direction of
scratched area, you may save the parts without technical problem.
By using the CIT- 3000 or CRT-3500UP, you can get the right results.
Scratched mark
Spindle with C2 coating
Change the direction
Scratched mark
Fuel supply hole
Cleaning procedure of nozzle
Try to in and out the spindle
for the cleaning
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