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Instructions for
BH60 Handpiece
Item# 500-0224
Handling of the Motor Handpiece (SDE-BH60)
1. Insertion or Removal of Bur
The Bur 20 can be replaced by turning the Chuck Handle clockwise. After replacing the Bur, the
Chuck Handle must be turned counter-clockwise to be securely held. [Fig. 1]
2. How to mount and dismount the Collet Chuck
Turn the Collet Chuck 21 counter-clockwise while opened to dismount. If the Collet Chuck can
not be turned manually, use the Chuck Wrench 28 to dismount it. To mount the Collet Chuck, it is
required to first open the Chuck Handle and then insert the Collet Chuck and the Bur. [Fig. 2]
3. How to disassemble the Chuck Handle and the Motor
The Chuck Handle and the Motor are disassembled by continuously turning the Chuck Handle
counter clockwise. [Fig. 3]
CAUTION
s
- Use only recommended burs.
- Always remove dirt before replacing a bur.
- After replacing a bur, make sure the Collet Chuck is securely held before running the Motor.
CAUTION
s
- DO NOT try to adjust the Chuck Handle while the motor is running to prevent the unit from being
damaged.
- When the Motor Handpiece is not is use, it is recommended that a bur is kept inserted in the Chuck.
- Always put the Motor Handpiece on the Handpiece Stand or Handpiece Holder while not in use.
Special care must be taken not to drop it on the floor.
- Thoroughly clean the Collet Chuck and Burs before reassembling. Clean at least once a week for
longer life.
- Special care must be taken so that the Chuck Handle and the Motor are free from dust and dirt
during disassembly.
- The spindle and the motor should be disassembled only by a qualified repair facility.
[Fig. 1]
[Fig. 2]
[Fig. 3]
Allowable Rotation Speed
1. This 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.
CAUTION
s
- Make sure not to exceed the maximum rotation speed specified by the manufacturer or
distributor for the bur being used.
- Large burs, even when operated below maximum rated speed, may begin to vibrate. Speed
should be reduced immediately to prevent damage to the bur, handpiece, or operator.
- Always use standard burs.
- Be sure to insert the Bur shank all the way, until it touches the back of the Collet Chuck.
Then tighten the Collet
gerous because vibration may cause it to come out.
Chuck. If the Bur is used while not inserted completely, it is very dan-
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Instructions for
Handpiece
Model Name Weight Size
SDE-BH60 68g 60(W)x1
10(D)x45(H)
AC 100-120V 50/60 Hz
2.7kg 137(W)x232(D)x180(H)
Brushless Motor
AC 200-240V 50/60 Hz or Brush Motor
Control Unit
BH60 Handpiece
Item# 500-0224
Trouble Shooting
Trouble Check points Corrective actions
Motor Handpiece overheats
while in operation.
Motor Handpiece
vibrates excessively
and is unusually noisy.
The ball bearings are defective. Repair the Motor Handpiece.
Make sure that the Collet Chuck is free from dirt. Thoroughly clean the Collet Chuck.
The rotation speed is too high. Reduce the rotation speed. Refer to “Allowable rotation speed” chart.
Check if the bur shaft is straight or bent. Replace with new one.
Make sure that ball bearings are in good condition.
Repair the Motor Handpiece.
Parts List
NO. PARTS NAME ITEM #
Collet Chuck (Dia. 2.35 mm) 896-0417
2
Collet Chuck (Dia. 3.0 mm) 896-0418
Collet Chuck (Dia. 3.175 mm) 896-0419
3 BHS1 Nose Cap 896-0445
4 BH60 Nose Cap O-Ring 896-0446
5 BHS1 Chuck Housing C-Ring 896-0448
6 BHS1 Collar 896-0449
7 BHS1 B/R Stop Collar 896-0450
8 BHS1 814 Wave Washer 896-0451
9 BHS1 814 Washer2 896-0452
10 BHS1 814 Washer1 896-0453
11 BH60 Ball Bearing(814ZZ) 896-0454
12 BHS1 Chuck Housing 896-0455
13 BHS Connection Pin 896-0456
14 BH60N Spacer 896-0457
15 BH60 Joint Shaft 896-0458
16 BH60 Disc Spring 896-0459
17 BHK Spring Stopper 896-0460
18 BH60 Spring Pin 896-0461
19 ES6 Nosecone O-Ring 896-0462
20 BH80 Connector 896-0463
21 BH60 Spring Spacer 896-0464
22 BH60 Coil Spring1 896-0465
NO. PARTS NAME ITEM #
23 BH60 Spring Sheet 896-0466
24 BH60 Hand Cap Stopper 896-0467
25 BHK Hand Cap & Insert 896-0468
26 BH60 Set Ring 896-0469
27 BH60 Set Key 896-0470
28 BH60 Cam 0-Ring 896-0471
29 BHK Cam 896-0472
30 BH60 Ball 896-0473
31 BH60 Moving Housing 896-0474
32 BH60 Coil Spring2 896-0475
33 BH60 B/R Collar 896-0476
34 BH60 Ball Bearing(1360ZZ) 896-0404
35 BH60 B/R Stop Bolt 896-0477
36 BM40M Motor Case Ring Assembly
37 BM50M Motor Assembly
38 BM50M Motor Insert Assembly
39 BM50M Motor Case Cover Assembly
40 BH60 Motor Cord Assembly 896-0478
41 BHS1 Spindle Assembly 896-0479
42 BHS1 Assembly 896-0480
43 BM50M Motor Assembly 896-0481
– Collet Spanner & Wrench Set 896-0482