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William ColeSep 10, 2025
What does Err. 4 mean on Renfert Twister Dental equipment?
- LlynchheatherSep 10, 2025
If your Renfert dental equipment displays 'Err. 4', it could be due to a motor fault. Ventilate the bowl and remove it.



What does Err. 4 mean on Renfert Twister Dental equipment?
If your Renfert dental equipment displays 'Err. 4', it could be due to a motor fault. Ventilate the bowl and remove it.
Why is there no vacuum or insufficient vacuum in my Renfert Dental equipment?
If your Renfert Dental equipment shows no or insufficient vacuum, with the scale not in the green range, consider these possibilities: * The intake filter might be plugged, requiring cleaning. * The seal surfaces could be dirty and need cleaning. * There may be a fault with the vacuum pump or vent valve, both of which would need professional repair.
What to do if the motor fails to start in my Renfert Twister?
If the motor in your Renfert Dental equipment won't start, the motor fuse may have blown and needs replacement. Alternatively, there could be a motor fault, which requires professional repair.
What to do if the paddle does not rotate in my Renfert Twister Dental equipment?
If the paddle in your Renfert dental equipment does not rotate, it could be due to the following reasons: 1. The paddle is overloaded, and the motor fuse (8A) is blown. Clean the paddle and the bowl. 2. The paddle is overloaded, and the motor fuse (8A) is blown. Replace the fuse.
What causes slow vacuum release/venting in Renfert Twister Dental equipment?
Slow vacuum release or venting in Renfert Dental equipment can be caused by a plugged intake filter. Clean the filter to resolve this issue.
Why is the vacuum pump running continuously in my Renfert Twister Dental equipment?
If the vacuum pump in your Renfert Dental equipment is running continuously, it might be due to a sticking bowl detection pin, which requires professional repair.
What to do if the motor fails to start in Renfert Dental equipment?
If the motor fails to start in your Renfert dental equipment, this indicates a motor fault and the device requires repair.
Why is the vacuum release / venting, too slow on Renfert Twister?
If the vacuum release/venting is too slow on your Renfert dental equipment, the suction filter system or the silencer might be plugged and require cleaning or replacement. Alternatively, there could be a solenoid valve fault, requiring device repair.
What does Err. 3 mean on Renfert Twister Dental equipment?
If your Renfert dental equipment displays 'Err. 3', the vacuum is building up too quickly because the suction system is blocked. Have the filter cleaned or changed.
What does Err. 10 mean on Renfert Twister Dental equipment?
If your Renfert dental equipment displays 'Err. 10', it could be due to several reasons. There might be too much material in the bowl, or the mixing time was too long, causing the material to set. Ensure you only fill the bowl to the maximum fill level and select shorter mixing times.
Step-by-step instructions for securely mounting the device on a wall.
Instructions for setting up the Twister mixer on an optional benchtop stand.
Step-by-step instructions for safely replacing the device and motor fuses.
| Brand | Renfert |
|---|---|
| Model | Twister |
| Category | Dental equipment |
| Language | English |