Alpha Tool.Com.HK Limited Polisher VSP320 ver 1 User Manual

10
ACCESSORIES
* Factory Attached
 COMPONENTS
1. Ground Fault Circuit Interrupter *  .......................................1 pc
2.  Flexible Hose w/ Garden Hose Adapter *  ..........................1 pc
3.  Wrench ........................................................................\
....... 1 pc
4.  C-Handle w/ Mounting Screws *  ........................................1 pc
5.  Side Handle (Reversible)  ................................................... 1 pc
6.  Extra Carbon Brush Set...

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VSP-320 VARIABLE SPEED WET POLISHER OPERATION
Always  be  sure  that  the  tool  is  switched  off  and  unplugged  before  adjusting  or 
checking function on tool.
 MAIN CONNECTION
Connect  only  to  single-phase  AC  current  supply  and  only  to  the  main  voltage 
specified on the rating plate.
 SWITCHING ON AND OFF
Before  plugging  in  the  tool,  always  check  the  working  voltage.  Be  sure  that  the 
voltage specified is on the name plate.  Before plugging in the tool, always check to...

12
 GROUND FAULT CIRCUIT INTERRUPTER (GFCI)   
A  Ground  Fault  Circuit  Interrupter  is  built  in-line  with  the  power  supply  cord  to 
protect the operator from electric shock.
1.  GFCI Information .
   Alpha
®    Variable  Speed  Wet  Polisher  is  provided  with  an  in-line  GFCI  as  a 
standard accessory for your safety and to prevent possible electric shocks. It 
is strongly advised to test the GFCI on a regular basis.
Never attach a damaged extension cord to the polisher.
  NOTE:  Use the...

13
 TESTING IN-LINE GFCI UNIT (Before Each Use Of The Polisher)
•  Connect polisher to a single phase AC power supply.
•  Verify that the indicator lens shows red (indicating output voltage).
•   
Press the test button to verify that the red in the indicator lens disappears.
•  Press the reset button to verify the red indicator is visible.
•  The GFCI is now ready for use.
DO NOT USE IF ABOVE TEST FAILS!
 VARIABLE SPEED ADJUSTMENT
This polisher is equipped with a Variable Speed 
control  that  will...

14
 SPEED POT FEEDBACK SENSOR
This polisher is equipped with a Closed Loop Feedback sensor that is attached to 
the speed pot.  When a load is applied to the tool, the sensor will re-adjust the RPM 
to maintain a constant speed.
 WATER CONTROL VALVE
Adjust  the  water  flow  to  wet  the  stone  and  remove  waste,  excessive  spray  and 
mist  will  get  inside  the  tool  and  cause  premature  failure  of  the  tool  and/or  cause 
the GFCI to trip.
This polisher is equipped with a center water-feed...

15
 SIDE HANDLE INSTALLATION
During  the  use  of  Alpha
®  Core  Bits  and  Profilers,  use  of  the  center  handle  is 
recommended. The center handle will allow the operator to have better control and 
ease of operation during these applications.
To switch from center handle to side handle, follow the steps below:
  CAUTION!
Figure-12
Figure-13
Figure-14 Remove  both  side  screws 
from center handle.
Pull  handle  forward  and  clear 
of polisher.
Thread  the  side  handle  into 
either  the  left...

16
 CUSTOMIZING THE SPLASH
GUARD
The splash guard can be cut to different 
heights according to the application to 
be performed.
Cutting:  Using  a  pair  of  scissors  or 
other  cutting  instruments,  choose  the 
desired  height  according  to  the 
application to be performed and 
cut  along  the  grooved  cut  lines, 
as shown in Figure-15.
RECOMMENDED HEIGHTS:
Profiling:	   When using Alpha
®  
Profilers the splash guard can be 
used at its full height.
Polishing:   When polishing, you may cut the...

17
 SPLASH GUARD INSTALLATION
The  splash  guard  should  be  used  to  prevent  the 
water  and  dust  from  going  inside  the  tool.  Failure 
to  do  so  can  shorten  the  life  of  your  tool  and  void 
the warranty.
1.   Install the rubber splash guard 
into  the  tool  so  that  the  lip  on 
the  splash  guard  fits  into  the 
groove  on  the  tool  and  the 
cutout  is  around  the  water 
fitting.
2.     Open  the  band  clamp 
completely  and  wrap  around 
the  splash  guard  under  the...

18
 PROFILER AND OTHER APPROVED SPINDLE ATTACHMENTS
Do not leave threaded accessories on the spindle of the tool for extended periods 
of time, as this may result in making it difficult to remove these accessories.
The VSP-320 polisher has a 5/8”-11 center water-feed spindle thread.
To  attach  a  profiler  wheel  or  other 
approved spindle attachments, follow 
the steps below:
Screw the attachment onto the spindle 
by hand.
Tighten with supplied wrench.
NOTE : If attachment does not thread 
on freely,...

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Always wear safety goggles or a face shield during operation. Never switch on the 
tool  when  it  is  in  contact  with  the  workpiece,  it  may  cause  an  injury  to  operator. 
Never run the tool without properly installed accessories.
Make sure that the water valve is closed. Connect the garden hose adapter to the 
water  source.  Make  sure  that  water  comes  out  when  the  water  valve  is  opened.  
Hold the tool firmly. Turn the tool on and begin your application. Apply slight pressure...