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DISPENSING VALVE DA 400

DAV TECH SRL

Via Ravizza, 30 - 36075 Montecchio Maggiore (VI) - ITALY

Tel. 0039 0444 574510 - Fax 0039 0444 574324

[email protected] - www.davtech.it

Installation and

maintenance guide

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Содержание DA 400

Страница 1: ...DISPENSING VALVE DA 400 DAV TECH SRL Via Ravizza 30 36075 Montecchio Maggiore VI ITALY Tel 0039 0444 574510 Fax 0039 0444 574324 davtech davtech it www davtech it Installation and maintenance guide ...

Страница 2: ...ection diagram 3 INSTALLATION pag 4 3 1 Mounting on the machine 3 2 Drive the valve 3 3 Fluid connection 3 4 Setting of the valve 3 5 Setting of the material quantity 4 MAINTENANCE pag 6 4 1 General rules 4 2 Valve Disassembly 4 3 Valve Re assembly 5 TROUBLESHOOTING pag 6 5 1 Problems and solutions 6 BREAKDOWN AND DIMENSIONS pag 7 6 1 Breakdown DA 400 6 2 Components 6 3 Overall dimensions DA 400 ...

Страница 3: ...The original configuration of the valve must never be changed Upon receipt of the goods check that The packaging is intact The exact correspondence of the material ordered 2 TECHNICAL DESCRIPTION 2 1 Valve Operation The dispensing valve DA 400 is a pneumatic control component designed for precision dispense fluids low medium or high viscosity Its been at rest is normally closed even in case of pow...

Страница 4: ...e valve 400 can be mounted using the through holes present on its body Download 3D models of the valve from our web site to design brackets fasteners and check the dimensions 3 2 Drive the valve The valve 400 can be used as a single acting valve air for opening and closing with the spring or as a double effect valve air for opening and closing The valve 400 must be connected to a solenoid valve 3 ...

Страница 5: ...ent knob on the upper part of the valve Rotate clockwise to decrease the travel of the needle and consequently the amount is fluid Turn clockwise coming all the way the valve will be fully closed so it will dispense fluid Rotate counterclockwise to increase the stroke of the plunger and therefore the amount of fluid 3 5 Setting of the material quantity The adjustment of the quantity of material is...

Страница 6: ...of the parts and the seals with grease PROBLEM POSSIBLE CAUSE SOLUTION Nothing or little fluid Valve does not receive the command Check the control solenoid of valve Perform a manual test The pressure of the fluid is too low or absent Check the pressure of the power supply fluid and possibly increase it The nozzle is clogged Remove and clean the nozzle The filter is dirty if any Clean or replace t...

Страница 7: ...93510901 Soft spring 12 92010701 O ring 13a 84230103 Needle KV for nozzle 23 25 27 28 29 30 13b 84230203 Needle LV for nozzle 26 14 92010202 O ring 15 92010601 O ring 16 83100104 Bushing 17 92010401 O ring 18 92320301 Special gasket 19 95120402 Straight air connector 20 95121502 90 air connector 21 31000001 Plastic cover 22 33100001 Valve body 23 85800101 Nozzle MG 24 85800102 Ghiera ugello MG 25 ...

Страница 8: ...te The size may vary depending on the nozzle used We reserve the right to modify at any time without notice the specifications dimensions and weights in this manual The illustrations are not binding DAV TECH SRL Via Ravizza 30 36075 Montecchio Maggiore VI ITALY Tel 0039 0444 574510 Fax 0039 0444 574324 davtech davtech it www davtech it ...

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