Bruker BPHG 90 - Page 56

Troubleshooting
56 Z33081_00_001
Problem Cause Remedy
Lowcoolantlevel. Refillcoolantreservoir(see
sectionCryocooler Coolant
Circuit [}58]).
Radiatordirty. Cleantheradiatorwitha
vacuumcleaner(see
sectionCleaning Instructions
[}58]).
Incorrectfanspeed. ContactBrukerservice.
Defectivewaterpump. ContactBrukerservice.
Coolanttemperature
sensorfailure.
ContactBrukerservice.
Whenready,cannotdeliver
parahydrogenincontinuous
flowmode.
Conversionchamber
blockage.
Executeawarmup(section
Warm Up [}53]),thena
purge(Purge Function [}48]
).
Outletvalvemalfunction. ContactBrukerservice.
Batchdeliverycontainer
evacuationfails.
Leakincontainer
connections.
Check/remakeall
connectionstothe
container.
Timeoutwhilefilling
container.
Conversionchamberis
blocked.
Executeawarmup(section
Warm Up [}53]),thena
purge(Purge Function [}48]
).
Repeatedconversion
chamberblockages.
H
2
gaspurityproblem. UsehighpurityH
2
gas:
99.999%orbetter.
Purgenotexecutedpriorto
cooldown.
Executeawarmup(section
Warm Up [}53]),thena
purge(Purge Function [}48]
).
Purifiercartridgesaturated. ContactBrukerservice.