¶ What it is?
The Chamber Temperature Regulator Fan is responsible for adjusting the temperature within the chamber. The fan operates based on the detected chamber temperature, determining both its on/off status and the speed at which it operates.
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¶ When to use
If a warning regarding the regulator fan appears on the display screen and after checking the connection and environment, everything seems to be in order.
¶ Tools and materials needed
- New chamber temperature regulator fan
- H1.5 & H2.0 hex key
- Tweezers.
¶ Safety warning and Machine state before starting operation
Before proceeding with the steps outlined in this guide, ensure that the machine is switched off, and remove the AMS, PTFE tube, and filament buffer.
¶ Operation guide
¶ Step 1 - (Disassembly) Remove screws
Loosen the screws at the back of the printer. There are a total of 14 screws to be undone—10 in the first image and 4 in the second image, as indicated below.
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¶ Step 2 - Remove the rear cover
To remove the rear cover, start by pulling the left side to prevent interference with the left belt tension port, and then proceed to the right side. Push the PTFE tube outlet inwards to release it from the cover.
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¶ Step 3 - Remove the excess chute
Loosen the two screws located on each side of the excess chute. Once completed, remove the excess chute.
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¶ Step 4 - Release the fan cable
Disconnect the cable from the connector on the Machine Controller (MC) board, and release the fan cable from the cable clips.
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¶ Step 5 - Remove the 4 fan screws
Take out the 4 screws securing the fan in place. It's recommended to use a tool like tweezers to hold the screws from the back in case they fall off.
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¶ Step 6 - Remove the fan
Remove the chamber temperature regulator fan, and then remove the sponge attached to the fan.
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¶ Step 7 - (Assembly) Attach the sponge
Attach the sponge to the new chamber temperature regulator fan as shown below.
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¶ Step 8 - Install the fan
Place the chamber temperature regulator fan with the sponge on the inner shield.
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¶ Step 9 - Secure the fan
Use the 4 screws to secure the fan in place. Remember to use tweezers to hold the screws and lock them in position.
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¶ Step 10 - Connect the cable
Route the fan cable through the cable clips along the frame and the MC board as shown below. Then connect the cable to the MC board.
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¶ Step 11 - Install the excess chute
Install the excess chute by sliding it back into its position, paying attention to the protruding tabs on both sides of the chute. Finally, secure it in place with 2 screws on each side at the top of the chute.
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¶ Step 12 - Install the rear cover
Start by passing through the tube bracket, then secure the right side of the rear cover beyond the right belt tensioner, as shown below. Follow this by securing it past the left belt tensioner.
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¶ Step 13 - Lock screws
Screw the rear cover back on, paying attention to the different types of screws (10 and 4) as pointed out earlier.
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¶ To verify completion/success
Connect the power cord and turn on the power. Proceed to run a device self-test operation as indicated below. If no errors occur during the self-test, the replacement can be considered successful.
If you encounter any issues, start by retracing your steps and checking all connections. Attempt the process again. If problems persist or you need further assistance, please contact the service team for further assistance.