3) Type #3 (DELPHI)
4-4. Injector assembly (Nozzle area)
Valve body
Return Spring
Control Valve
Shim
The purpose of the control valve on the
Delphi injector is to control injection amount.
It might cause incorrect injection amount
and excessive back leak if the valve has
stuck.
Control Valve
Valve body
Return spring
Nozzle
Spindle
Cap nut
Free movement are required
Thinner
Required parts for thinner soaking
More than 5min
Tightening Torque : 45N-m
NOTE
When you test injector after cleaning operate
injector more than 3~4 times in high pressure
mode of HP controller for bed-in and flushing.
Repairing injector must be done in a clean and
dust free environment to prevent injector
contamination.
Should be moving freely
Control valve should be inserted into valve
body freely ( without any resistance).
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