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    7 

 

5.4    Cleaning 
 

-

  Stop providing liquid and release pressure in the fluid chamber. 

-

  Connect the cleaning line to fluid inlet port and add pressure. 

-

  According to chapter 4.2, dispense cleaning liquid instead of fluid. 

 

5.5    List of spare parts 
 

No. 

Name 

No. 

Name 

Seal cap 

10 

O-ring P6 

O-ring P4 

11 

Cylinder rod 

O-ring P14 

 

 

 
 
 

6. Trouble shooting 

 
 
 

Item 

Cause 

Treatment 

Cylinder rod(11) does not work. 

Supply the air into valve on/off line. 

The fluid is cured. 

Clean the valve.(see chapter 5.4) 

Pressure the fluid reservoir. 

The fluid does not supply. 

Supply the fluid. 

No dispensing 

The controller is turned off. 

Turn on the controller. 

The needle adapter(1) is 
unfasten. 

Clean the valve.(see chapter 5.4) 
And fasten the adapter(1). 

Fluid leakage 
from needle 
adapter(1) 

The Cylinder rod(11) is worn 
out. 

Clean the valve.(see chapter 5.4) 
And replace the rod. 

Fluid leakage 
between under 
cap(3) and 
middle cap(7) 

The lifetime of seal cap(4) and 
o-ring(5) is end. 

Clean the valve.(see chapter 5.4) 
And then replace seal cap(4) and   
o-ring(5). 

 

Содержание BV-302

Страница 1: ...EQUIPMENT User Manual BV 302 Needle off type dispensing valve...

Страница 2: ...3 2 Specification 4 3 Principle 4 4 Installation Operation 5 4 1 Connecting lines 5 4 2 Operation 5 5 Maintenance Cleaning 6 5 1 Storing after use 6 5 2 Check items while operating 6 5 3 Exploded vie...

Страница 3: ...zed alteration of parts and overuse it may cause a danger by exploding or leaking explosion or leakage may occur Do not make any kind of unauthorized alterations We are not responsible for any repairs...

Страница 4: ...pressure forces the internal piston to move down and the needle closes stopping the fluid flow and being pushed a slight amount of fluid The amount of fluid dispensed will depend on the time the valve...

Страница 5: ...et of Fluid line C fits in PT 1 8 line 3 Caution When you cut the tube make the severed side a right angled out and the use of a tube cutter is recommended Install the fluid line in oblique with the a...

Страница 6: ...k other connecting appliances that are properly turned off Be sure that end of nozzle is not clogged with hardened fluid 5 3 Exploded view The user s arbitrary disassembly is not recommended 1 Needle...

Страница 7: ...ir into valve on off line The fluid is cured Clean the valve see chapter 5 4 Pressure the fluid reservoir The fluid does not supply Supply the fluid No dispensing The controller is turned off Turn on...

Страница 8: ...8 7 Outside view...

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