소개
These instructions show how to change the seals in the drain valve. There are different versions of the valve, with valve stem or valve ball, with one or two seals.
필요한 것
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Remove all attachments such as water reservoir, coffee compartment lid, trester drawer.
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Remove all coffee beans from the bean hopper.
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Open the side flap.
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Remove the seven Torx T10 screws on the rear panel.
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Lift the back panel away.
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Remove the two flat plugs from the inside of the power switch.
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Grasp the powder compartment cover firmly and pull it upwards out of its hinges. Otherwise it will be in the way of the top cover.
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Pull the top cover back about 1 cm. If it sticks in front, you can help a little with plastic levers.
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Lift the top cover away from the top.
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Grasp the side panel firmly at the rear edge and pull it backward and upward at the same time. It should come off quite easily.
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Grasp the side panel firmly at the rear edge and pull it backward and upward at the same time. It should come off quite easily.
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Remove the two Torx T10 screws at the top and bottom of the electronics box.
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Pull the box out a little.
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Two connectors are attached to the top. First press in the release on both connectors and pull the connectors out.
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Press in the catches on the side of the two sockets and pull the sockets out of the electronics box.
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No other cables need to be disconnected, lay the box on its side.
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Insert translation here
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Turn the machine around.
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Remove the six Torx T10 screws that secure the gearbox to the metal partition.
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Push the gearbox away from you by the black plastic pins and drive so that it comes off.
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Reach into the machine from the front and find the triangular expansion tank. Turn it counterclockwise about 60° and pull it off downward
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Turn the machine around again.
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Now you can pull out the gearbox as far as possible. It is a bit tricky and you have to be very careful. Turn it so that you can already see the drain valve.
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The drain valve is still connected to the water hose. Pull out the clamp on the water hose with a small screwdriver. This is really tedious and of course when reassembling. But with patience it works.
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Then pull out the pressure hose. At its end is an O-ring it gets stuck either on the end or in the connector. Replace it - if possible - during reassembly.
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First lift away the spring at the bottom of the drain valve, you can use a small screwdriver for this.
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Pull the light part of the valve down so that the four notches on the edge fit into the corresponding openings.
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Lift the complete drainage valve upwards. You can use a small screwdriver to pry the upper gray part free.
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Pull the cap of the grey upper valve body. Use pliers, if it is stuck.
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There are two gaskets, the flat side pointing outwards.
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Plunger and downholder
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Piston and spring
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Replace the gaskets and reassemble the valve.
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Follow the steps in reverse order to reassemble your device
Follow the steps in reverse order to reassemble your device
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