Graco EnDure Instruction Manual
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Graco EnDure Instruction Manual

Graco EnDure Instruction Manual

Automatic dispense valves
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Instructions–Parts List
EnDure
Dispense Valves
Air-operated dispense valves used for sealant and adhesive materials.
3500 psi (24.10 MPa, 241 bar) Maximum Dynamic Discharge Fluid Working Outlet Pressure
5000 psi (34.5 MPa, 345 bar) Maximum Static Working Pressure
120 psi (.83 MPa, 8.3 bar) Maximum Air Pressure
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
Automatic
™
TI1377A
309376L
EN
06540A

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  • Page 1 Instructions–Parts List EnDure Automatic ™ Dispense Valves 309376L Air-operated dispense valves used for sealant and adhesive materials. 3500 psi (24.10 MPa, 241 bar) Maximum Dynamic Discharge Fluid Working Outlet Pressure 5000 psi (34.5 MPa, 345 bar) Maximum Static Working Pressure 120 psi (.83 MPa, 8.3 bar) Maximum Air Pressure...

  • Page 2: Table Of Contents

    Wiring Diagram ......35 Graco Standard Warranty ....36...

  • Page 3: Models

    Models Maximum Basic Complete Fluid Heater Voltage Valve Valve Description Temperature Valve Outlet Parts Part No. Part No. (Replaces ...) Rating C (F) Pin Connector Wattage Connection Page 244535 244910 Valve, ambient or water 95 C (200 F) Nonpowered 5/8–18 male conditioned.

  • Page 4: Warnings

    Route hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. • Do not expose Graco standard hoses to temperatures above 180°F (82°C) or below -40°F (-40°C). Do not expose Graco electrically heated hoses to temperatures above 400°F (222°C) or below -40°F (-40°C).
  • Page 5 WARNING HOT SURFACE AND FLUID HAZARD Heated fluid can cause severe burns and can cause equipment surfaces to become very hot. • Wear protective gloves and clothing when operating this equipment in a heated system. • Do not touch the metal heat sink when the surface is hot. •...
  • Page 6 WARNING FIRE, EXPLOSION, AND ELECTRIC SHOCK HAZARD Improper grounding, poor air ventilation, open flames, or sparks can cause a hazardous condition and result in fire or explosion and serious injury. • Ground the equipment and the object being sprayed. The Heated Automatic Dispense Valve is grounded to truth earth ground inside the electrical control panel.

  • Page 7: Installation

    Installation Mount the Automatic Dispense Valve Install the automatic applicator as follows: Mount the automatic dispense valve to the mounting • mount the automatic dispense valve bracket on a stationary support or robotic arm (Fig. 1), • attach dispense tip or nozzle using two M6x1.0 socket head screws and two flat •...
  • Page 8 Installation Connect Air Lines to Dispense Valve Connect Material Hose to Dispense Valve CAUTION Securely connect the material hose to the dispense valve material inlet port. See Fig. 2. Only use air fittings that are rated at a temperature equal to or higher than the operating temperature of your fluid dispensing system.
  • Page 9 Installation Grounding WARNING FIRE, EXPLOSION, AND ELECTRIC SHOCK HAZARD To reduce the risk of fire, explosion, or electric shock: Ground lead coming • The power source conduit is not an from contact 8 is adequate ground for the system. fastened to the The unit must be grounded to either the valve body building ground or a true earth ground.
  • Page 10 Fig. 6 ______________________________________ tape or Velcro straps. For installations where the dispense valve is moving, it is recommended that the connector be wrapped with the Graco accessory Velcro wrap (198422) and 2 Velcro straps (198442) as shown in Fig. 7.

  • Page 11: Maintenance

    Maintenance The following tables list recommended maintenance procedures and frequencies. The maintenance is divided between mechanical and electrical tasks. A typical application is a valve mounted on a robot dispensing a moderately abrasive sealant. Mechanical Task  Inspect for leaks ...
  • Page 12 Maintenance Factors affecting valve life • Speed of actuation - Snapping the valve open and closed quickly will give longer needle and seat life. The maintenance tables should be used as a guideline Avoid long air tube runs after the solenoid, or use for frequency of maintenance tasks.

  • Page 13: Troubleshooting

    Troubleshooting Some solutions require disassembling the automatic dispense valve. Always relieve system pressure before per- forming these procedures. WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure (page 14). See PARTS section for the parts that need to be serviced.

  • Page 14: Service

    Service Pressure Relief Procedure This procedure describes how to relieve pressure from the automatic dispense valve. See your supply unit or system documentation for instructions on relieving WARNING pressure for the entire dispensing system. Use this procedure whenever you shut off the dispense valve HOT SURFACE AND FLUID HAZARD and before checking or adjusting any part of the system, The material and equipment will be hot!
  • Page 15 Service Prepare to Service Automatic Dispense 4. Remove power from the automatic dispense valve. Valve WARNING If the unit is hot, determine whether or not you can service the unit after it has cooled down. Some HOT SURFACE AND FLUID HAZARD materials, like polyurethanes, may cure permanently The material and equipment will be hot! when cooled and exposed to air, preventing you from...
  • Page 16 Service Service the Automatic Dispense Valve 2. Disconnect air lines from dispense valve air ports. The dispense valves can be serviced or replaced 3. Remove 4 M-6 socket head screws that connect the without disconnecting the fluid hose or temperature valve body to the inlet manifold.
  • Page 17 Service Valve models 244535, 244907, and 244937 4. Pull fluid housing (5) and grease bearing housing (4) from the shaft. NOTE: See parts drawing on page 20 for parts referenced in parentheses ( ). Air Section 1. Remove 4 screws (22) from top of valve. Pull top air Disassemble Automatic Dispense Valve cylinder housing (1) straight off.
  • Page 18 Service Assembly of Automatic Dispense Valve Fluid Section Valve models 244535, 244907, and 244937 10. Lubricate all seals and sliding parts with a high temperature, moisture free grease such as NOTE: See parts drawing on page 20 for parts #115982 grease cartridge (ordered separately). referenced in parentheses ( ).
  • Page 19 Service [12] [11] [15] [17] [16] [20] [14] [18] [21] [x] Refers to instruction steps from procedure on page 18. TI1379A Fig. 9 ______________________________________________________________________________________ 309376L...

  • Page 20: Parts

    Parts Model numbers 244535, 244907, and 244937 21 16 TI1380A TI1379A 309376L...
  • Page 21 Parts Model numbers 244535, 244907, and 244937 Part No. Description Qty. Part No. Description Qty. 16** 551190 SEAL, u-cup polymt 1/4, 1/2, 1/4 24X841 KIT, cylinder, valve (model 244535) 24X842 KIT, cylinder, air, top 16** 551193 SEAL, u-cup PTFE 1/4, 1/2, 1/4 197508PKG HOUSING, cylinder, air (models 244907 and 244937) 197503...
  • Page 22 Parts Models 244962, 244909, and 244951 (240 V. Models) 9, 11, 20 Ground wire Notes: Install sensor (3) and heater (8) with a coating of heat sink compound (14) Torque screws (6) evenly to 50-60 lb-in. A pin crimper is used to make these connections. Soldering is acceptable for replacements if a new pin is used.
  • Page 23 Parts Models 244962, 244909, and 244951 (240 V. Models) Part Description Qty. Part Description Qty. 101674 TERMINAL, ring, ground 244535 VALVE, ext, dispense, 200 deg. F 105672 SCREW, set, sch. (model 244962) 116675 CORD, flex, 244907 VALVE, ext, dispense, 400 deg. F (model 244909) 073019 LUBRICANT, thermal...
  • Page 24 Parts Model 297261 (240 V Model) 9, 11, 20 Ground wire 4, 26 Notes: Install sensor (3) and heater (8) with a coating of heat sink compound (14) Torque screws (6) evenly to 50-60 lb-in. A pin crimper is used to make these connections. Soldering is acceptable for replacements if a new pin is used.
  • Page 25 Parts Model 297261 (240 V Model) Part No. Description Qty. Part No. Description Qty. 101674 TERMINAL, ring, ground 244907 VALVE, ext, dispense, 400 deg. F 105672 SCREW, set, sch. 198236 MANIFOLD, electrical 116675 CORD, flex, 118072 HEAD, applicator, swirl 073019 LUBRICANT, thermal 109576 PACKING, o-ring, fluroelastomer...
  • Page 26 Parts Models 244961, 244908, and 245184 (120 V. Models) 9, 11, 16 TI1384A TI1384A Notes: Install sensor (3) and heater (8) with a coating of heat sink compound (14) TI1384A Torque screws (6) evenly to 50-60 in/lbs 309376L...
  • Page 27 Parts Models 244961, 244908, and 245184 (120 V. Models) Part No. Description Qty. Part No. Description Qty. 116613 HEATER, cartridge, 120 V 244535 VALVE, ext, dispense, 200 deg. F 114185 SCREW, cap, button head (model 244961) 198232 GUARD, manifold, 244907 VALVE, ext, dispense, 400 deg.
  • Page 28 Parts Model 244910 (ambient or temperature conditioned) (4) 1/8 npt(f) water circulation outlet ports (2) 1/8 npt(f) RTD sensor ports TI1378A TI1378A (1) 1/4 npt water circulation inlet port TI1378A Notes: Apply pipe sealant to threads per G standard 4.0520 Torque screws (7) evenly to 50–60 lb-in.
  • Page 29 Parts Model 244910 (ambient or temperature conditioned) Part No. Description Qty. Part No. Description Qty. 116412 SCREW, cap, button head 244535 VALVE, ext, dispense, 200 deg. F 114618 PIN, dowel dia 3/16 x 1/2 lg 198235 MANIFOLD, water 513035 SCREW, cap, shcs 070408 SEALANT, pipe, sst C32089...

  • Page 30: Accessories

    Suggested air fittings for automatic dispense valve air inlet ports. Do not use fittings with temperature ratings that are lower than the operating temperature of your system. Contact your Graco Service Representative for more information. These fittings are rated for at least 150 psi at 140°F.
  • Page 31 Accessories Description Part No. Cable Wrap 10” x 10” nylon fabric pad with Velcro strip. Used to secure the valve cable connector to the 198422 heated hose. Protects the electrical connectors in applications where the valve is being moved. Velcro Straps 1”...

  • Page 32: Dimensions

    Dimensions 2.250 1/8 npt(f) (4) 1/8 npt(f) temperature conditioning water outlets sensor port 1/2 npt(f) process fluid inlet Optional RTD port 8.310 TI1377A .489 (4) M6 x 1 mounting holes x .46” (11.6 mm) .244 full thread depth 1.135 2.531 .375 Electrically heated models have an insulating mounting block...
  • Page 33 Dimensions Model 297261 Only 2.250 1/2 npt(f) process fluid inlet Optional RTD port 9.86 .489 (4) M6 x 1 mounting holes x .46” (11.6 mm) .244 full thread depth 1.135 3.215 .375 Electrically heated models have an insulating mounting block 3.500 Air to close 4.500...

  • Page 34: Technical Data

    Technical Data Maximum working fluid pressure 24.1 MPa (241 bar, 3500psi) Maximum static fluid pressure 34.5 MPa (345 bar, 5000 psi) Maximum working dry air pressure .83 MPa (8.3 bar,120 psi) Maximum working temperature Standard seals in models 244535, 244910, 244961, 244962 95°C (200°) High temperature seals in models 244907,...

  • Page 35: Wiring Diagram

    Wiring Diagram 120 Volt Models 108 +/–1 Ω @ 70°F SENSOR RTD 18, 36 90–100 Ω @ 70°F HEATER 150 W @ 120 VOLTS NOTE: ALLOW SUFFICIENT LEAD LENGTH TO BE ABLE TO ROTATE CONNECTOR BRACKET ± 180. Past Therm-O-Flow™ accessories 240 Volt Models WIRING DIAGRAM SCHEMATIC DIAGRAM...

  • Page 36: Graco Standard Warranty

    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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