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12. Fit a new valve seat (19) to service tool
(58). Groove must face outwards.
(See fig 14).
13. Fit valve seat (19) to gun-body.
(See fig 15)
14. Remove rear air-valve seal (22) from
housing (27) with a hooked instrument.
(See fig 16).
15. Fit new seal (22) to service tool (58).
Groove must face outwards. Press seal
(22) to housing (27). (See fig 17)
16. Reassemble remaining parts in reverse
order - valve spindle (20), spring (21),
housing (27) and tighten with 6mm hex
key, needle (24) spring (29) and knob (28).
Replace trigger (39), fitting trigger stud
(40) and screw in the trigger screw (38)
with Key (59) or Torx Key T20.
17. Trigger gun fully and screw in fluid
adjusting knob (28) until it stops. Back it off
1/2 turn and gun will have full needle
travel.
18. Trigger gun several times to verify correct
operation.
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