YYOKOGAWA L9853AA Needle valve
During the purge, purge gas may flow into the sample return line, causing pressurefluctuation
or switching valve, Hastelloy CWhen securing and removing the nuts, do not apply any load to the ceramic plate on which theterminals of the heater are fixed.
Pull both ends of the new heater and stretch it to about 500 mm long. Ensure that the heateris stretched evenly
Confirm that the heater is not sagging and is stretched evenly.Reinstall the heater cover with the four screws. Confirm the temperature sensors are inplace.
Reconnect the wiring which has been disconnected in step (5) to the terminal block.Close the door of the isothermal oven.