Graco 205612 B Instructions And Parts
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Graco 205612 B Instructions And Parts

Graco 205612 B Instructions And Parts

Stainless steel, air–operated dispensing valve
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Instructions
Parts
Stainless Steel, Air–Operated
Dispensing Valve
3000 psi (21 MPa, 210 bar) Maximum Working Pressure
Model No. 205612, Series B
Without seat or fluid needle.
Model No. 205435
Includes Dispensing Valve 205612, chrome–plated
tapered fluid needle, and seat.
Model No. 685457
Includes Dispensing Valve 205612, chrome–plated
tapered fluid needle, and seat.
Model Nos. 244382, 244383, and 244384
Includes Dispensing Valve 205612, with cup seal
and non–drip needle and nozzle.
Model No. 207440, Series D
Includes chrome–plated fluid needle with tungsten
carbide ball and seat.
Model No. 904227
Includes automatic dispense.
1500 psi (10.5 MPa, 105 bar) Maximum Working Pressure
Read warnings and instructions.
See page 2 table of contents.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 1997, Graco Inc. is registered to I.S. EN ISO 9001
306715K
06480
TI1694A
06479
TI2618A

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Summary of Contents for Graco 205612 B

  • Page 1 Includes automatic dispense. 1500 psi (10.5 MPa, 105 bar) Maximum Working Pressure TI2618A Read warnings and instructions. See page 2 table of contents. GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441 Copyright 1997, Graco Inc. is registered to I.S. EN ISO 9001...

  • Page 2: Table Of Contents

    ....... Graco Standard Warranty .....
  • Page 3 WARNING INJECTION HAZARD Spray from the valve, hose leaks, or ruptured components can inject fluid into your body and cause an extremely serious injury, including the need for amputation. Splashing fluid in the eyes or on the skin can also cause a serious injury. D Fluid injected into the skin might look like just a cut, but it is a serious injury.

  • Page 4: Fire And Explosion Hazard

    D This equipment is for professional use only. D Read all the instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are uncertain about usage, call your Graco distributor.

  • Page 5: Installation

    Installation D Air compressors and hydraulic power supplies: Grounding ground according to the manufacturer’s recommen- dations. WARNING D Air and fluid hoses: use only electrically conductive FIRE AND EXPLOSION HAZARD hoses with a maximum of 500 feet (150 m) com- Before operating, ground the system as bined hose length to ensure grounding continuity.

  • Page 6: Typical Installation

    The air supply line (E) should contain an air filter (N) to remove harmful dirt and moisture from NOTE: Always use Genuine Graco Parts and Acces- the compressed air. sories, available from your Graco distributor. Use a normally closed 3-way air solenoid valve (G) to The Typical Installation drawing above is only a control the dispensing valve (J).

  • Page 7: Connect The Fluid Lines

    Installation Connect the Fluid Lines System Accessories Connect a grounded fluid line (F) from the pump to the WARNING fluid inlet adapter (19) of the dispensing valve. You should install a fluid pressure regulator (P) to control Two accessories are required in your system: a fluid pressure to the dispensing valve.

  • Page 8: Operation

    Operation Settings and Adjustments Pressure Relief Procedure Before each day’s operation, lubricate the exposed portion of the needle (22) and the piston (16) with a WARNING lubricant compatible with the fluid being dispensed. See Fig. 2. After lubrication, cover the exposed por- INJECTION HAZARD tions of the needle and piston with a piece of plastic to Fluid under high pressure can be in-...

  • Page 9: Maintenance

    Maintenance Clean the Dispensing Valve Daily Flushing CAUTION WARNING Be sure the solvent you use is compatible with the To reduce the risk of serious injury whenever you fluid being dispensed, to avoid clogging the valve’s are instructed to relieve pressure, always follow the fluid passages.

  • Page 10: Troubleshooting

    Troubleshooting Before servicing this equipment always make sure to WARNING relieve the pressure. To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the NOTE: Check all possible causes and solutions Pressure Relief Procedure on page 8. before disassembling.
  • Page 11 Notes 306715...

  • Page 12: Service

    Service Needle, Seat, and Packings Screw the packing nut (10) out and remove the pack- ings (9 or 20), gland (24, model 207440 only), and needle (22). Screw the seat (23) out of the outlet WARNING housing (17). See Fig. 3. Handle the needle and seat carefully and inspect them closely for wear or damage.

  • Page 13: Air Piston, Spring, And Seals

    Service Air Piston, Spring, and Seals If your usage requires packings different from those that are standard on your valve, refer to the chart of available packing configurations. WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8.

  • Page 14: Parts

    Parts Model 205435 Include items 1–23 Model 205612, Series B Includes items 2–20 Model 685457 Includes items 1–23 06485 Part No. Description Qty. Part No. Description Qty. 205612 VALVE, dispensing 181524 . PACKING, flat; UHMWPE Includes items 2–20 164111 GASKET; nylon 205355 .
  • Page 15 Parts Model 244382, 244383, and 244384 Includes items 3–23 TI1693A Part No. Description Qty. Part No. Description Qty. 164744 . HOUSING, outlet 101920 . LOCKWASHER, int shkproof; 164745 . HOUSING, dispensing valve 9/16 screw size 164111 GASKET; nylon 101970 . PLUG, pipe; 1/4 npt 155685 .

  • Page 16: Model 207440, Series D

    Parts Model 207440, Series D Include items 1–26 06486 Part No. Description Qty. Part No. Description Qty. 101748 PLUG, pipe; 3/8 npt 164741 PISTON, air 155685 O-RING; nitrile rubber 166470 HOUSING, outlet 156593 O-RING; nitrile rubber 164745 HOUSING, dispensing valve 162453 NIPPLE, hex;...

  • Page 17: Model 904227

    Parts Model 904227 6485B Part No. Description Qty. Part No. Description Qty. 607872 HOUSING, valve disp. 164738 CAP, air cylinder 205355 SCREW, tee-handle 608114 BUSHING, cs 101920 LOCKWASHER, int shkproof; 158429 GASKET, copper 9/16 screw size 608112 PISTON, air 101970 PLUG, pipe;...

  • Page 18: Dimensions

    Dimensions 1/4 npsm Air Inlet 1/4 npsm AIr Inlet 1/4 npt Circulation Port 1/4 npt Fluid Inlet Models 205435 & 205612: 3/8 npt Fluid Inlet 3/8 npt Circulation Port Models 244382, 244383, & 244384: 1/4 npt Fluid Inlet 3/8 npt Outlet 3/8 npt Outlet 3.65”...

  • Page 19: Technical Data

    Technical Data Category Data Maximum Working Pressure 3000 psi (21.0 MPa, 210 bar) For Model 904227: 1500 psi, (10.5 MPa, 105 bar) Minimum Operating Pressure of 50 psi (345 kPa, 3.4 bar) Air Actuated Trigger Air and Fluid Connections Models 205435, 205612, 685457, & 904227: 3/8 npt(m) fluid inlet and outlet, 1/4 npsm(m) air inlet, 1/4 npt(f) circulation port Model 207440: 1/4 npt(m) fluid inlet, 3/8 npt(m) fluid outlet, 1/4 npsm(m) air inlet, 3/8 npt(f) circulation port...

  • Page 20: Graco Standard Warranty

    Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

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205435685457244382244383244384207440 d ... Show all

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