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How to Replace the Air Filter Fan

Tool:

①    3mm hex wrench

②    2.5mm hex wrench

A. Remove the Air Filter Fan Assembly and Remove the Air Filter Fan.

1. Turn off the printer and cut off the power.

Figure 1 Turn off the printer and cut off the power.

 

2. Move the printer and turn the back cover of the cooling fan to your operating position.

Figure 2 Move the printer and turn the back cover of the cooling fan to your operating position.


3. Remove the 6 screws on the back cover of the cooling fan using a 2.5mm hex wrench.

Figure 3 Remove the 6 screws on the back cover of the cooling fan using a 2.5mm hex wrench.

 

4. Remove the back cover of the cooling fan, and the air filter fan assembly should be visible. The larger fan on the top is the cooling fan, and the smaller fan on the bottom is the air filter fan.

Figure 4 Remove the back cover of the cooling fan, and the air filter fan assembly should be visible.


5. Remove the 2 screws of the air filter fan assembly using a 2.5mm hex wrench, and hold the air filter fan assembly with hand from above to prevent the assembly from falling off.

Figure 5 Remove the 2 screws of the air filter fan assembly using a 2.5mm hex wrench, and hold the air filter fan assembly from above to prevent the assembly from falling off.

 

6. Locate the connectors of the two cables, press the buckle, and remove the air filter fan assembly.

Figure 6 Locate the connectors of the two cables, press the buckle, and remove the air filter fan assembly.


7. Remove the air filter assembly.

Figure 7 Remove the air filter assembly.


8. Remove the 4 screws of the air filter fan using a 3.0mm hex wrench.

Figure 8 Remove the 4 screws of the air filter fan using a 3.0mm hex wrench.

 

B. Install the Replacement Air Filter Fan.

1. Take out the replacement air filter fan.

Figure 9 Take out the replacement air filter fan.

 

2. Install the 4 screws on the air filter fan using the 3.0mm hex wrench.

Figure 10 Install the 4 screws on the air filter fan using the 3.0mm hex wrench.


3. Prepare the installed air filter fan assembly.

Figure 11 Prepare the installed air filter fan assembly.

 

4. Find the positive and negative directions of the buckle, press and hold the buckle, then connect the two connectors, and install the air filter fan assembly on the printer.

Note: The connecting sequence of the cables, the long cable on the air filter fan assembly is connected to the short cable on the printer, and the short cable on the air filter fan assembly is connected to the long cable on the printer. The cooling fan can only turn on when the switch is open the screen. If it is connected incorrectly, the cooling fan will turn on when the switch is closed on the screen.

Figure 12 Find the positive and negative directions of the buckle. Press and hold the buckle, then connect the two connectors, and install the air filter fan assembly on the printer.


C. Check If the Air Filter Fan Runs Normally.

1. Find the power switch at the bottom right on the back of the printer and turn on the switch. Check if the air filter fan runs normally.

Figure 13 Check if the Air Filter Fan Runs Normally.


D. Put the Air filter Fan Assembly Back and Install the Cooling Fan Back Cover.

1. Hold the air filter fan assembly from above, and install the 2 screws on the air filter fan assembly using a 2.5mm hex wrench.

Note: For safety reasons, two people are recommended to operate in cooperation to prevent slipping of assembly.

Figure 14 Hold the air filter fan assembly from above, and install the 2 screws on the air filter fan assembly using the 2.5mm hex wrench.


2. Install the 6 screws tightly on the back cover of the cooling fan using the 2.5mm hex wrench.

Figure 15 Install the 6 screws tightly on the back cover of the cooling fan using the 2.5mm hex wrench.

 

3. Complete the Installation.

Figure 16 Complete the Installation.


[ Pro3 Series – How to Replace Cooling Fan - V1.0 ]

 

 

-End-

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