35
Member of Exel group
DRT582221110
B - 2023/01
6.4.3. Procedure B1: Disassembly of the seat-holder assembly (4)
•
Step 1
:
Remove the aircap (2) from the gun body (1).
ATTENTION: If the springs (9.1 & 10.1) are not removed, go
to step 2, otherwise go to step 3.
•
Step 2
:
Press the trigger (5) to move the needle (9.4) back from
the seat (7.2).
•
Step 3
:
Unscrew the seat-holder (4) by means of the wrench
supplied with the gun.
•
Step 4
:
Release the trigger (5).
•
Step 5
:
Check the condition of the parts and the seals (4.2, 4.3 and
4.4).
Change them if necessary.
ATTENTION: To change the seal, apply grease (PTFE) on
the starter seal tool
Install the seal (4.4) on the starter seal tool.
Insert the seal (4.4) on the seat holder (4) by means of
the seal installation tool.
NOTA: Starter seal tool and seal installation tool
supplied in the kit part number 129 729 922.
•
Step 6
:
Unscrew the cartridge stop (6).
•
Step 7
:
Loosen the screw (4.5) with a screwdriver.
ATTENTION: be careful not to lose the diffusor (4.6) during
disassembly
•
Step 8
:
Check the condition of the seat (7.2), of the seal (7.1) and
of the diffusor (4.6).
1
2
5
4
5
4.4
4.3
4.2
6
4.5
7.2
7.1
4.6
