Foredom K.1050 - Manual (Page 10)

9
Accessory more than 1 1 ⁄
2
″ 1 ″ 3/4 ″ 1/4 ″ 1/8 ″ 3/32 ″ less than 3/32 ″
Diameter (40mm) (28– 40mm) (18 – 28mm) (8– 18mm) (4 – 8mm) (2 – 4mm) (less than 2mm)
Rotation Speed – RPMs
50,000
45,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0
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.
Error codes
Error
Code Status
Cause
1. One or more hall sensors defective
“1E” Motor sensor error 2. The Motor Cord is unplugged or defective.
3. The Motor Cord is broken.
1. The Collet Chuck is opened.
“2E” Motor lock error 2. The Motor Handpiece is mechanically defective.
3. The Motor Handpiece is electrically defective.
“4E” Motor overvoltage 1. The circuit of the Control Unit is defective.
detection error
1. The Control Unit has been operated under a high load condition
for too long a time.
“5E” Overheat error 2. The Control Unit has been exposed to an excessively
warm environment (more than 100
ºF .)
3. Air openings are blocked.
4. Temperature sensor is defective.
“6E” Overload error 1. The motor Handpiece was operated under an overload condition,
or was stalled by jamming the bur into the work.
“7E” Control Circuit 1. The circuit of the Control Unit is defective.
Board error