12. Lubricate needle shank lightly with sili-
cone-free oil. Push in needle (1) care-
fully into the housing from the back.
13. Insert needle spring (2) and plunger
spring (3).
14. Hand tighten the end cap (4).
8.3.2 Replace needle seal
Personnel:
Operator
+ additional qualification explosion pro-
tection
Protective equipment:
Protective workwear
Protective gloves
Disassembly
Fig. 13: Disassemble needle.
1. Thread off and remove nozzle (4) with
end cap.
2. Remove needle spring (2) and plunger
spring (3).
3. Pull back complete needle (1) out of the
housing.
Fig. 14: Disassemble nozzle.
4. Loosen the cap nut (6).
5. Remove cap nut (6) and air cap (7).
6. Unscrew and remove the nozzle (5) with
an open-end wrench (SW10).
Fig. 15: Disassemble connector
7. Undo the four screws of the connector
(10) by means of an internal hexagon
socket spanner.
8. Disconnect connector (9) and housing (8)
from each other beforehand.
Faults
06/2018
EcoGun AS AUTO - MSG00019EN
21/40