Buchi KjelSampler K-377 Manual do Utilizador descarregar pdf (Página 141)

7 Maintenance

141 K-375/376/377 Operation Manual, Version B

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To adjust the distance between the sample

tube holder and the splash protector seals

① for an optimum contact pressure,

• slightly loosen the two screws ②

• insert the gauge ① into the gap

between the holder and the housing

(insert the gauge according to the

condition of the seal – for a new seal

insert the thick end of the gauge, for

a worn sealing use the thin end, or

the middle part)

• move the sample tube holder ②

upwards against the gauge ① and

tighten the two screws on the holder

• remove the gauge ①

• insert a sample tube and test the

connection of the sample tube for

tightness

• if necessary repeat the adjustment

using another step of the gauge

Fig. 7.4 Adjustment of the sample tube holder

NOTE

If the adjustment of the sample tube holder does not remedy the problem, it may be necessary to

exchange the sample tube holder and/or the splash protector seal.

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Buchi KjelSampler K-377 Manual do Utilizador Página 141