Buchi PrepChrom C-700 User Manual download pdf (Page 97)

BÜCHILabortechnikAG Troubleshooting|8

PrepChromC700 97/110

8 Troubleshooting

8.1 Customerservice

Onlyauthorizedservicepersonnelareallowedtoperformrepairworkonthede

vicewhichisnotdescribedinthismanual.Authorizationrequiresacomprehen

sivetechnicaltrainingandknowledgeofpossibledangerswhichmightarise

whenworkingatthedevice.Suchtrainingandknowledgecanonlybeprovided

byBUCHI.

Thecustomerserviceandsupportoffersthefollowingsupport:

• Sparepartdelivery

• Repairs

• Technicaladvice

AddressesofofficialBUCHIcustomerserviceofficescanbefoundonthe

BUCHIwebsite.

www.buchi.com

8.2 Faults

8.2.1 Detector

8.2.1.1 Highnoiselevelordecreasedsensitivity

u Cleantheflowcell.

• 7.2.2 Flow cell, cleaning [} page88]

u Checkthenoiselevelandsensitivity.

Results

u ThenoiselevelandsensitivityareOK:

• Taskfinished.

u ThenoiselevelandsensitivityarenotOK:

• TheUVDetectorlampneedstocheckedbyaBUCHIrepresentativeof

thecustomerservice.

• 8.1 Customer service [} page97]

8.2.2 Pump

8.2.2.1 Pumpnoiseorpressurefluctuation

u Cleanthecheckvalves.

• 7.2.3 Check valve, cleaning [} page89]

Results

u Nopumpnoiseorpressurefluctuation:

• Taskfinished.

u Pumpnoiseorpressurefluctuationstilloccurs:

• 7.3.5 Check valve,replacement [} page94]

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Buchi PrepChrom C-700 User Manual Page 97