YOKOGAWA K9801JR GC8000 5-valves

YOKOGAWA K9801JR GC8000 5-valves

(3) Turn off the supply of the protective gas (instrumental air).

(4) Remove the cover by removing the two screws of the pressure/flow control section.

(5) Disconnect all of the tubes connected to the manifold regulator. When disconnecting thetubes, label those for ease of identifying the connections later. To remove the tube, press onthe black section where the tube is inserted and pull the tube toward you.

(6) Remove the two screws on the mounting bracket which fix the manifold regulator.

(7) Remove the two screws on the backside of the mounting bracket which fix the manifoldvalve to the mounting bracket.

(8) Install a new regulator in the reverse order of steps (5) to (7).When reinstalling the conversion coupling, always use a sealing tape.

(9) After confirming that the pipe connections are correct, check the piping for leaks.

(10) Set the pressures of the protective gas (instrumental air) and the solenoid-valve air to thevalues indicated in the operation data. Adjust and set the pressure by unlocking the knoband then rotating it. The knob locks when it is pressed in, and unlocks when it is pulled out.

(11) Install the cover which has been removed in step (4).