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Remove the water pump(21) electrical connection from the water filling solenoid valve (17) bobbin
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socket.
Remove the water pump inlet and outlet hoses.
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Remove the water pump mounting screws.
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Mount the new water pump and make the hose and electrical connections carefully.
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5.12. Replacing Safety Valve ( see Figure 8)
Remove the safety valve(13) inlet and outlet hoses by loosening their connection nuts.
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Remove the connection adaptors on the safety valve inlet and outlet.
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Connect the connection adaptors to the new safety valve inlet and outlet by putting some liquid
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gasket.
Mount the new solenoid valve and make the hose connections carefully.
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5.13. Replacing Water Level Sensor ( see figure-8)
Disconnect the water level sensor (5) main PCB (7) connection.
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Remove the water tank (6) cover.
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Remove the water level sensor tightening nut with a wrench.
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Take the water level sensor out.
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Mount the new water level sensor.
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Replace the water tank cover and insulate it by putting liquid gasket.
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Make the electrical connections according to the electrical circuit diagram ( Figure 3 or Figure 4)
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5.14. Replacing Heater
Disconnect the cables which are connected to the heater terminals.
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Take the shelf carrier (12) and the heater protection sheet (11) out by removing the shelf carrier
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mounting nut in the sterilization chamber.
Remove the heater mounting nuts carefully from the chamber bottom with a wrench and take the
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heater out from the sterilization chamber.
Mount the new heater to the connection threads by putting some liquid gasket to ensure that there
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is no leakage.
Make the electrical connections.
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5.15. Replacing Plastic Panel (see Figure 10)
Remove the display PCB (31), the printer and PC connection sockets, which are on the panel
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sheet.
Remove the panel fixing screws and take the panel out.
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Remove the plastic panel.
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Clean the surface of the panel sheet with cleaners, alcohol etc.
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Paste the new panel by meeting the place of the display board and the keys on it.
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