YOKOGAWA K9400FU GC8000 Agitator Fan

YOKOGAWA K9400FU GC8000 Agitator Fan

The isothermal oven is extremely hot after turning off the power immediately. Keep the purging
air supplied for more than an hour after turning off the power. Keep hands away from the oven
components.
(3) Turn off the supply of the purging air.
(4) Open the control unit door using a key included in the accessory kit.
(5) Remove the wiring to the heater from the terminal block on the right side of the isothermal
oven.
(6) Remove the four screws, two temperature sensors, and heater cover.
(7) Remove the four screws to remove the heater cover.
(8) Remove the two screws to remove the fan.
(9) Remove twelve screws to remove the gasket and the gasket-holding plate.
(10) Remove three screws to remove the air turbine for the agitator fan.
(11) Install a new air turbine for the agitator fan.
(12) Reinstall the gasket, gasket-holding plate, fan and heater cover in the reverse order of steps
(4) to (9). Before installing the heater cover, confi rm that the temperature sensor is in place.

or switching valve, Hastelloy CWhen securing and removing the nuts, do not apply any load to the ceramic plate on which the
terminals of the heater are fixed.

Pull both ends of the new heater and stretch it to about 500 mm long. Ensure that the heater
is 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.

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