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Error codes
Error
Code
Status
"1E"
Motor sensor error
"2E"
Motor lock error
"4E"
Motor overvoltage
detection error
"5E"
Overheat error
"6E"
Overload error
or was stalled by jamming the bur into the work.
"7E"
Control Circuit
Board error
50,000
45,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0
Accessory
more than 1
1
⁄
2
Diameter
(40mm)
Allowable Rotation Speed
The chart is a general guide for the maximum rotation speed of conventional burs.
The allowable rotation speed can be slightly different, depending on bur materials or types.
Cause
1. One or more hall sensors defective
2. The Brushless Motor Cord B is unplugged or defective.
3. The Motor Cord is broken.
1. The Collet Chuck is opened.
2. The Motor Handpiece is mechanically defective.
3. The Motor Handpiece is electrically defective.
4. The Motor Cord A is selected but motor code is unplugged or defective.
1. The circuit of the Control Unit is defective.
1. The Control Unit has been operated under a high load condition
for too long a time.
2. The Control Unit has been exposed to an excessively
warm environment (more than 100ºF.)
3. Air openings are blocked.
4. Temperature sensor is defective.
1. The motor Handpiece was operated under an overload condition,
1. The circuit of the Control Unit is defective.
Recommended Approximate Bur Speeds
Rotation Speed – RPMs
"
1"
3/4"
(28 – 40mm)
(18 – 28mm)
See Maximum Speed Rating by Bur Manufacturer
1/4ʺ "
1/8"
(8 – 18mm)
(4 – 8mm)
8
3/32"
less than 3/32"
(2 – 4mm)
(less than 2mm)
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