Maintenance and care
multi N/C pharma HT
94
}
Slide the change-over valve to the left until the change-over valve con-
tacts the connection of the furnace canula.
}
Screw the furnace canula with the Fingertight connection finger-tight to
the change-over valve.
}
Fix the valve in this position. Tighten the knurled head screw on the
holder finger-tight to do so.
}
Place the top cover on top of the analyzer.
}
Close the side wall.
– Connect the protective grounding to the left side wall.
– Slightly tighten the screws first on the bottom side and then on the
top side. Tighten the screws in turns.
}
Open the gas supply. Connect the power plug with the socket and switch
on the analyzer via the main switch.
}
Check the system for leaks.
ü
The analyzer is ready for operation again.
6.8
Removing and installing the combustion furnace
6.8.1
Removing the combustion furnace
CAUTION
Risk of burns at the hot furnace
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Switch off the device and allow it to cool before performing maintenance.
}
Switch off the analyzer via the main switch. Disconnect the power plug
from the socket. Shut off the gas supply on the pressure reducer in the
laboratory.
}
Open the left side wall of the analyzer. Push the accessory modules to the
side if necessary. Do not kink any connection hoses.
– Unscrew the four attachment screws. The screws are captive and re-
main attached to the wall.
– Remove the protective grounding. Set the side wall aside safely.