Index revision : A
34
7116
6.2.6. Procedure C2: Injector / Injector holder
• Proceed with the bell cup, shaping air assembly and turbine previously removed.
• Use a 9-mm flat wrench to loosen the injector/
diffuser assembly. Withdraw the injector from
the diffuser by pushing it carefully.
WARNING : All operations on the injector must
be performed carefully.
• Clean the injector and diffuser with a soft brush
previously soaked in a rinsing liquid.
• In case of very significant soiling: Let the injector soak for one hour in a suitable rinsing liquid and
dry carefully with compressed air.
• Remove the injector holder, if necessary (three M3x8 screws).
• Check the condition of the injector O-rings. Replace them if necessary.
• Position the injector holder (aligning it with the locating pin) and fasten it using the three M3x8
screws (tightening torque: 1.7 Nm).
• Insert the injector and o-ring into the diffuser, do not tighten securely, place the o-ring on the dif-
fuser, place the assembly in the injector holder, then tighten manually.
• Screw the injector in the injector holder using
installation tool P/N 910000700 and a torque
wrench (tightening torque: 2.2 Nm).
Tool P/N 910000700
