Graco Therm-O-Flow Series Instructions-Parts List Manual
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Graco Therm-O-Flow Series Instructions-Parts List Manual

Graco Therm-O-Flow Series Instructions-Parts List Manual

Automatic dispense valves
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Instructions-Parts List
Therm-O-Flow
Automatic Dispense Valves
Air-operated dispense valves. For professional use only.
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
®
310538N
EN
Model 918483 Shown

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Summary of Contents for Graco Therm-O-Flow Series

  • Page 1 Instructions-Parts List ® Therm-O-Flow 310538N Automatic Dispense Valves Air-operated dispense valves. For professional use only. Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. Model 918483 Shown...

  • Page 2: Table Of Contents

    Service ........11 Graco Information......48 Parts .

  • Page 3: Warnings

    Read all instruction manuals, warnings, tags, and labels before operating the equipment. • Use the equipment only for its intended purpose. If you are uncertain, call your Graco distributor. • Do not alter or modify this equipment. Use only genuine Graco parts and accessories.
  • Page 4 Warnings 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 5 Warnings 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 Automatic Dispense Valve is grounded through proper connection of pin E inside the electrical control panel to truth earth ground inside the electrical control panel.

  • Page 6: Installation

    Installation Installation Attach Dispense Tip, Nozzle, or Install the automatic applicator as follows: Swirl • mount the automatic dispense valve • attach dispense tip, nozzle, or swirl Attach a dispense tip and a nozzle adapter, or a nozzle adapter alone, to the automatic dispense valve. •...
  • Page 7 Installation Installation Nozzle Attachment Swirl Nozzle Attachment Attach a nozzle (C) to the automatic dispense valve. 1. Install swirl adapter (C) on seat adapter (D). 2. Install swirl applicator head (E). 1. Select a nozzle. 3. Install swirl nozzle (F). 2.
  • Page 8 Installation 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 (A). See F . 5. Only use air fittings that are rated at a temperature Connecting Electrical Cable to Dispense equal to or higher than the operating temperature of Valve...
  • Page 9 Installation Installation Grounding Ground the automatic dispense valve: 1. Connect the connector from a heated hose to the WARNING receptacle on the dispense valve. FIRE, EXPLOSION, AND ELECTRIC HAZARD Ground lead To reduce the risk of fire, explosion, or coming from pin electric shock: E is fastened to the bracket.

  • Page 10: Troubleshooting

    Troubleshooting Troubleshooting Some solutions require disassembling the automatic dispense valve. Always relieve system pressure before performing these procedures. WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure (page 11). See PARTS section for the parts that need to be serviced.

  • Page 11: Service

    Service Service Pressure Relief Procedure This procedure describes how to relieve pressure from the automatic dispense valve. See your supply unit or WARNING system documentation for instructions on relieving pressure for the entire dispensing system. Use this HOT SURFACE AND FLUID HAZARD procedure whenever you shut off the dispense valve The material and equipment will be hot! and before checking or adjusting any part of the system,...
  • Page 12 Service Service Prepare to Service Automatic 2. Make sure material flow has been shut off. Dispense Valve 3. Make sure system air has been shut off. If the unit is hot, determine whether or not you can 4. Remove power from the automatic dispense valve. service the unit after it has cooled down.
  • Page 13 1. Perform the procedures in Prepare to Service the Automatic Dispense Valve on page 12. Prior to installation, lubricate all seals and o-rings with 115982 Graco thermal lubricant (3 oz. cartridge) or an WARNING equivalent lubricant. Check with the material supplier for a compatible lubricant.
  • Page 14 Service Service Disassemble Automatic Dispense Valve 2. Make sure you have removed the dispense valve from its mounting. 3. Remove the cable plug from the automatic dispense valve. a. Remove the two screws (230) from the connec- tor cover. Then remove the connector cover. b.
  • Page 15 . 10): Prior to installation, lubricate all seals and o-rings with a. Unscrew nozzle adapter (C). 115982 Graco high temperature grease (3 oz. b. Remove three socket head screws (30 in F cartridge), or an equivalent lubricant. Check with the material supplier for a compatible lubricant.
  • Page 16 Service Service 4. Reassemble cap and base (F . 11): a. Lubricate o-ring (100) and ring (110). b. Insert o-ring (100) into needle piston (140) groove. c. Slide ring (110) on top of o-ring (100). d. Lubricate, then replace o-rings (90) and (250). Insert spring on base seal models (F .
  • Page 17 • shrink wrap • wire cutters • heat sink compound, Graco part number C07664 or equivalent. Check with the material supplier for a compatible compound. 1. Perform the procedures in Prepare to Service Automatic Dispense Valve on page 12. 2. Remove the cable receptacle from the automatic dispense valve.
  • Page 18 Service Service Inspection Frequency b. Solder the leads to the appropriate connector . 15) for 6 pin connector. For Therm–O– Flow 8 pin assemblies, removal and replace- Automatic Dispense Valve ment of the heaters and RTD require a pin Inspect automatic dispense valve at least once every extraction tool, new pins, and a pin crimping two weeks for leakage or other visible damage.

  • Page 19: Parts

    Parts Parts Model 194485, Warm (275°F/135°C max) Automatic Dispense Valve with Snuff Back 310538N...
  • Page 20 Parts Parts Model 194485, Warm (275°F/135°C max) Automatic Dispense Valve with Snuff Back Part No. Description Qty. Part No. Description Qty. C34040 COVER 617479 ADAPTER, seat C19269 SCREW, fill. hd. machine, 722834 O-RING, -018 flouroelastomer 1 #4 - 40 x 0.25 C19800 SCREW, soc.
  • Page 21 Parts Parts Model 918483, Therm-O-Flow Automatic Dispense Valve with Snuff Back 310538N...
  • Page 22 Parts Parts Model 918483, Therm-O-Flow Automatic Dispense Valve with Snuff Back Part No. Description Qty. Part No. Description Qty. C34040 COVER 617479 ADAPTER, seat C19269 SCREW, fill. hd. machine, 722834 O-RING, -018 flouroelastomer 1 #4 - 40 x 0.25 C19800 SCREW, soc.
  • Page 23 Parts Parts Model 918512, Ambient Therm-O-Flow Automatic Dispense Valve with Snuff Back 310538N...
  • Page 24 Parts Parts Model 918512, Therm-O-Flow Automatic Dispense Valve with Snuff Back Part No. Description Qty. Part No. Description Qty. C20521 SEAL, thread ADAPTER, seat 617491 SEAL, outlet Á 722834 O-RING, -018 fluoroelastomer 1 918471 NEEDLE assembly C19800 SCREW, soc. hd. cap, 617480 SPACER 111209...
  • Page 25 Parts Parts Model 918639, Therm-O-Flow Automatic Dispense Valve with Snuff Back 310538N...
  • Page 26 Parts Parts Model 918639, Therm-O-Flow Automatic Dispense Valve with Snuff Back Part No. Description Qty. Part No. Description Qty. C34040 COVER 617690 ADAPTER, nozzle/valve C19269 SCREW, fill. hd. machine, 722834 O-RING, -018 flouroelastomer 1 #4 - 40 x 0.25 C19800 SCREW, soc.
  • Page 27 Parts Parts Model 243694, Therm-O-Flow Automatic Dispense Valve 310538N...
  • Page 28 Parts Parts Model 243694, Therm-O-Flow Automatic Dispense Valve Part No. Description Qty. Part No. Description Qty. 270 116011 HEATER, cartridge 230V, 200W 1 C32083 ADAPTER, seat C32099 BLOCK, mounting 103610 O-RING, -018 flouroelastomer 1 C33037 TAPE, fiberglass, 9” C19800 SCREW, soc. hd. cap, 0.5”...
  • Page 29 Parts Parts Model 297266, Automatic Hot Melt Swirl Dispense Valve 310538N...
  • Page 30 Parts Parts Model 297266, Automatic Hot Melt Swirl Dispense Valve Part No. Description Qty. Part No. Description Qty. C32099 BLOCK, mounting C32083 ADAPTER, seat C33037 TAPE, fiberglass, 9” 103610 O-RING, -018 flouroelastomer 1 0.5” wide (229 mm) C19800 SCREW, soc. hd. cap, C19810 SCREW, soc.
  • Page 31 Parts Parts Model 243695, Therm-O-Flow Automatic Dispense Valve 310538N...
  • Page 32 Parts Parts Model 243695, Therm-O-Flow Automatic Dispense Valve Part No. Description Qty. Part No. Description Qty. C34028 CAP, cylinder C51762 ADAPTER, seat 270 116011 HEATER, cartridge 230V, 200W 1 16D530 O-RING C32099 BLOCK, mounting C19800 SCREW, soc. hd. cap, C33037 TAPE, fiberglass, 9”...
  • Page 33 Parts Parts Model 243696, Therm-O-Flow Automatic Dispense Valve with Snuff Back 310538N...
  • Page 34 Parts Parts Model 243696, Therm-O-Flow Automatic Dispense Valve with Snuff Back Part No. Description Qty. Part No. Description Qty. 250* 103337 O-RING, -010 fluoroelastomer 617479 ADAPTER, seat C34028 CAP, cylinder 722834 O-RING, -018 flouroelastomer 1 270 116011 HEATER, cartridge 230V, 200W 1 C19800 SCREW, soc.
  • Page 35 Parts Parts Model C27340, Ambient Therm-O-Flow Automatic Dispense Valve, Double Acting 310538N...
  • Page 36 Parts Parts Model C27340, Ambient Therm-O-Flow Automatic Dispense Valve, Double Acting Part No. Description Qty. Part No. Description Qty. 112248 NUT, hex, 1/4” - 20 C32083 ADAPTER, seat 150 C32082 NEEDLE assembly 103610 O-RING, -018 flouroelastomer 1 C32097 BODY C19800 SCREW, soc.
  • Page 37 Parts Parts Model C34068, Warm Automatic Dispense Valve, Double Acting 310538N...
  • Page 38 Parts Parts Model C34068, Warm (275°F/135°C max) Automatic Dispense Valve with Snuff Back Part No. Description Qty. Part No. Description Qty. 270 C31034 HEATER, cartridge 120V, 150W 1 C32083 ADAPTER, seat C32099 BLOCK, mounting 103610 O-RING, -018 flouroelastomer 1 C33037 TAPE, fiberglass, 9”...
  • Page 39 Parts Parts Model C34079, Therm-O-Flow Automatic Dispense Valve, Double Acting 310538N...
  • Page 40 Parts Parts Model C34079, Therm-O-Flow Automatic Dispense Valve, Double Acting Part No. Description Qty. Part No. Description Qty. C34028 CAP, cylinder C51762 ADAPTER, seat 270 C31034 HEATER, cartridge 120V, 150W 1 16D530 O-RING C32099 BLOCK, mounting C19800 SCREW, soc. hd. cap, C33037 TAPE, fiberglass, 9”...
  • Page 41 Parts Parts Model C50592, Therm-O-Flow Automatic Dispense Valve, Double Acting 310538N...
  • Page 42 Parts Parts Model C50592, Therm-O-Flow Automatic Dispense Valve, Double Acting Part No. Description Qty. Part No. Description Qty. 250* 103337 O-RING, -010 fluoroelastomer C50881 ADAPTER, nozzle manifold C34028 CAP, cylinder C50582 MANIFOLD, nozzle 270 C31034 HEATER, cartridge 120V, 150W 1 16D530 O-RING C32099 BLOCK, mounting...

  • Page 43: Accessories

    STREAMING TIP ADAPTERS 617585 Ø 0.469 opening adapter for automatic dispense valve. Use tips listed below. The last 3 digits of the part number indicate the orifice size. Contact your Graco Service Representative for streaming tip selection. Orifice Size Orifice Size (inches) Part No.
  • Page 44 AIR FITTINGS 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. Description Tube Part No.

  • Page 45: Dimensions

    Dimensions Dimensions 310538N...
  • Page 46 Dimensions 310538N...

  • Page 47: Technical Data

    WETTED PARTS (all values) Stainless Steel, plated carbon steel, chrome, brass. ™ PrecisionFlo is a trademark of Graco, Inc. PARKER O LUBE is a trademark of Parker Seal. POLYMITE is a trademark of Parker Seal. Material Outlet C34079 and 243695...

  • Page 48: 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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