5-9
The rear view of TPR-820A
1. Power-on light It lights when it powers on.
2. The cutting fluids
switch
It is a switch to start on or off the lubrication when at boring, where
the boring or shearing causes high temperature, making the drilling
bit easy to wear. The lubrication can reduce the temperature and
lengthen the life of the drilling bit. Turn on to start and off to stop the
lubrication. The floating capacity is decided by another knob called
the cutting fluids adjusting knob.
3. Emergent stop It is pressed to stop the machine when at processing and emergence
occurs. Pull it again for back to release the stop.
4. Cross switch It is to control the elevating and revolution. There are four sign on it.
When switched to “SPDL. FOR.”, the spindle revolves clockwise.
When switched to “SPDL.REV.
”, it revolves counter clockwise. When
switched to “ARM UP”, the Arm lifts. When switched to “ARM
DOWN”, the arm descends.
5. Electric current
meter
It is for operator’s understanding whether the working situation is
normal.
6. Work light switch It is used to improve lighting where illumination is not enough.
7. Main power switch
It is the terminator of the power connection between the machine and
the power source.
8. Arm uplift switch The arm will uplift when pushing the “up”button.
9. Arm downlift
switch
The arm will be lowered down when pushing the “down” button.
10.
Main spindle
forward
-reverse switch
When switch to SPDL.FOR, The spindle will forward . When switch
To SPDL.REV.the spindle will reverse.
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