For Tpr-1600H/ Tpr-2000H - Sharp RD-1230 Operation Manual

5.11.2（For TPR-1600H/ TPR-2000H）
Ⅰ.Speedometer（For TPR-1600H/ TPR-2000H）
Two step choice
Speed（rpm）
Applicable
diameter mm
Ⅱ. speed switch（For TPR-1600H/ For TPR-2000H）
Fig.1.
The relevant names
a. Step 1
b. Step 2
c. Two speed lever
（FOR TPR-1600H/ TPR-2000H）
The way to switch speed follows as:
Step Description
a. Stop rotation of the spindle.
b. Press down the emergency button.
c. Check the speedometer and select the suitable speed.
d. Switch the two step speed changing lever (as mark c in the fig. 1.) to the required
position. (Select the required step)
e. Switch the three step speed changing lever to the required position. When the two step
speed changing lever is at the step 1, the speed will be based on the reference point of
the step 1 (as mark d in the fig. 2). On the contrary, when the two step speed changing
lever is at the step 2, the speed will be based on the reference point of the step 2 (as
mark e in the fig. 2).
f. Switch the Hi-lo speed changing lever to the required position.
1890
H (hi-speed)
L (lo-speed) 1330
∅1-∅6
Mild steel
∅1-∅8
Cast iron
The relevant names
d. Ref. Point for the
e. Ref. Point for the
g. Speedometer
1
1010 475
715 335
∅6-∅24 ∅14-∅24 ∅24-∅36 ∅36-∅50 ∅50-∅66
∅8-∅18 ∅18-∅30 ∅30-∅44 ∅44-∅60 ∅60-∅78
Fig.2.
step 1.
step 2.
f. Three step speed
changing lever
5-20
2
220 115
155 80
Fig.3.
The relevant names
h. Hi-lo speed
indicator
i. Hi-lo speed
changing lever
j. Hi-lo speed
reference point
55
35