BUCHI Scrubber K-415 - Manual (Page 45)

7 Maintenance and repairs
45 K-415 Operation Manual, Version B
Table 7-2: Replacing seals and silencer unit
Position in Fig. 10.1 Order no. Description Replacing interval
8 + 7 040296 Set of seals / connectors (straight) once a year
30 + 7 040295 Set of seals / connectors (bent) once a year
28 037928 O-ring to adapter (37777) once a year
13 003575 Gasket SVL 42 x 30 PTFE once a year
17 + 7 041999 Lip gasket GL 14 (FEP) once a year
23 037873 Seal for receiving vessel once a year
32 037925 Gasket ring once a year
3 037871 Silencer unit once a year
41 003576 Gasket SVL 22 x 16 PTFE (with silicone bearing) once a year
39 003575 Gasket SVL 42 x 30 PTFE once a year
7 .5 Washing insert
The washing insert must be cleaned from time to time and the lip gasket must be replaced when brittle.
1
3
2
2
4
5
6
7
8
a Nut M20
b Swirl disc
c Spacer tube
d Swirl disc holder
e Lip gasket
f Cover
g O-ring 24 x 2.5
h Hose connector adapter M20 GL 14
Fig. 7.1: Exploded view of the washing insert
To (re)assemble the washing insert, proceed as follows:
• Insert the lip gasket e into the cover of the neutralization vessel f.
• Place the cover of the neutralization vessel f on the swirl disc holder d.
• Screw on the adapter h with the O-ring
g and tighten it.
• Insert the first swirl disc b.
• Insert the spacer tube c.
• Insert the second swirl disc b.
• Screw the washing insert into the nut a.
• Insert the complete washing insert into the neutralisation vessel.
• Press the cover f on the neutralization vessel and center the neutralization vessel.