BUCHI KjelSampler K-377 - Manual (Page 137)

7 Maintenance
137 K-375/376/377 Operation Manual, Version B
7 .6 Replace every two years
7 .6 .1 Replacement of the transfer connection
! WARNING
Serious chemical burns by corrosives. Risk of burns by hot steam.
• Never operate the K-375 together with a sampler while the sample transfer and/or steam hose
is getting porous or cracked.
! WARNING
Serious chemical burns by corrosives.
• Always wear protective goggles.
• Always wear protective gloves.
• Always wear protective clothes.
The transfer connection consisting of the transfer hose, the steam hose and the black protective
sleeve shall be replaced at least every two years or if required.
To replace the transfer connection proceed as follows:
• Switch both devices (the KjehlMaster and the KjelSampler) off.
• Wait until all parts of the devices have cooled down to room temperature.
• Loosen the connections of the transfer hose and the steam hose on the rear side of the K-375
(see chapter 5.3.2 for details).
• Loosen the protective sleeve and the connections for the steam hose and the transfer hose on
the sampler arm of the KjelSampler (see chapter 5.3.1 for details).
• Take the transfer connection away from the devices and replace it with a new one.