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Table of Contents

310538N

Table of Contents

List of Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Warnings   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Installation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Troubleshooting   . . . . . . . . . . . . . . . . . . . . . . . . . .  10
Service  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  11
Parts  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  19

Accessories  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Technical Data  . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Graco Standard Warranty  . . . . . . . . . . . . . . . . . . . 48
Graco Information. . . . . . . . . . . . . . . . . . . . . . . . . . 48

List of Models

Valve
Type

Part
No.

Type

Voltage /
No. of Pins

Maximum Fluid Working
Pressure

Maximum Air Input
Pressure

Parts
Page

TOF

194485 Snuff Back

120 V / 6

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF

918483 Snuff Back

120 V / 6

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

918512 Snuff Back

Ambient

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF

918639 Snuff Back

120 V / 6

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF+

243694 Base Seal

240 V / 8

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF 200

297266 Snuff Back Swirl

240 V / 8

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF+

243695 Base Seal H. F.

240 V / 8

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF+

243696 Snuff Back

240 V / 8

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF

C27340 Base Seal

Ambient

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF

C34068 Base Seal

120 V / 6

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF

C34079 Base Seal

120 V / 6

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

TOF

C50592 Base Seal

120 V / 6

241 bar, 24 MPa (3500 psi)

10 bar, 1 MPa (150 psi)

Содержание Therm-O-Flow Series

Страница 1: ...arts 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 Model 918483 Shown ...

Страница 2: ...Pa 3500 psi 10 bar 1 MPa 150 psi 24 TOF 918639 Snuff Back 120 V 6 241 bar 24 MPa 3500 psi 10 bar 1 MPa 150 psi 26 TOF 243694 Base Seal 240 V 8 241 bar 24 MPa 3500 psi 10 bar 1 MPa 150 psi 28 TOF 200 297266 Snuff Back Swirl 240 V 8 241 bar 24 MPa 3500 psi 10 bar 1 MPa 150 psi 30 TOF 243695 Base Seal H F 240 V 8 241 bar 24 MPa 3500 psi 10 bar 1 MPa 150 psi 31 TOF 243696 Snuff Back 240 V 8 241 bar 24...

Страница 3: ...f 24 MPa 241 bar 3500 psi to the applicator or manifold Never exceed the recommended working pressure or the maximum air inlet pressure stated on your pump or in the Technical Data on page 47 Be sure that all spray dispensing equipment and accessories are rated to withstand the maximum working pressure of the pump Do not exceed the maximum working pressure of any component or accessory used in the...

Страница 4: ...reatment Do not point the applicator at anyone or at any part of the body Do not put hand or fingers over the front of the applicator Do not stop or deflect fluid leaks with your hand body glove or rag Follow the Pressure Relief Procedure on page 11 whenever you are instructed to relieve pressure stop dispensing clean check or service the equipment or install or clean a tip or nozzle Tighten all t...

Страница 5: ...trical work is performed by a qualified electrician only Have any checks installation or service to electrical equipment performed by a qualified electrician only Make sure all electrical equipment is installed and operated in compliance with applicable codes Make sure power is disconnected when servicing and repairing equipment Before operating the equipment extinguish all open flames or pilot li...

Страница 6: ...ort or robotic arm FIG 1 using two socket head screws 300 and two flat washers 50 Be sure to position the insulation block 280 and insulation tape 290 between the dispense valve and the mounting bracket FIG 1 Attach Dispense Tip Nozzle or Swirl Attach a dispense tip and a nozzle adapter or a nozzle adapter alone to the automatic dispense valve Dispense Tip and Nozzle Adapter Attachment Attach disp...

Страница 7: ...to the automatic dispense valve 1 Select a nozzle 2 Install nozzle adapter C on the seat adapter D 3 Install nozzle in nozzle adapter E FIG 3 Swirl Nozzle Attachment 1 Install swirl adapter C on seat adapter D 2 Install swirl applicator head E 3 Install swirl nozzle F FIG 4 ...

Страница 8: ...e air ports G FIG 5 Connect Material Hose to Dispense Valve Securely connect the material hose to the dispense valve material inlet port A See FIG 5 Connecting Electrical Cable to Dispense Valve Connect electrical cable plug from your Therm O Flow or Therm O Flow Plus hose or control CAUTION Only use air fittings that are rated at a temperature equal to or higher than the operating temperature of ...

Страница 9: ...e earth ground WARNING FIRE EXPLOSION AND ELECTRIC HAZARD To reduce the risk of fire explosion or electric shock The power source conduit is not an ade quate ground for the system The unit must be grounded to either the building ground or a true earth ground A qualified electrician must complete all grounding and wiring connections and check the resistance Refer to your local code for the require ...

Страница 10: ... dispense valve Worn seat Base seal models Check and replace seat 10 if necessary Material leaks from automatic dispense valve body Seal not installed correctly Check seal 70 and replace if necessary Seal is worn Automatic dispense valve does not shut off Loose air connections Check air connections Worn needle seal interface Check and replace if necessary needle 140 rod seal 150 spacer 160 and ret...

Страница 11: ...lowly loosen the tip guard retaining nut or hose end coupling to relieve pressure gradually then loosen completely Then clear the tip nozzle or hose WARNING HOT SURFACE AND FLUID HAZARD The material and equipment will be hot To reduce the risk of injury wear eye protection gloves and protective clothing when installing operating or servicing this dispensing system SKIN INJECTION HAZARD The system ...

Страница 12: ...e valve 1 Relieve the system pressure 2 Make sure material flow has been shut off 3 Make sure system air has been shut off 4 Remove power from the automatic dispense valve 5 If the material in the dispense valve can be reheated wait for the dispense valve to cool thor oughly before servicing it If the material in the dispense valve cures perma nently when cooled and or exposed to air service the u...

Страница 13: ...omatic Dispense Valve on page 12 2 Disconnect the cable plug from receptacle on dis pense valve H See FIG 8 on page 13 3 Disconnect air lines from dispense valve air ports G 4 Disconnect material hose from material inlet port A 5 Separate the dispense valve body from the tem perature conditioning manifold if used Reconnect Automatic Dispense Valve to Mounting Bracket Reconnect the automatic dispen...

Страница 14: ...dge 270 and sensor 320 will come out of the dispense valve body FIG 15 4 Remove the four socket head screws 310 and pull cylinder cap 260 and cylinder base 240 from the dispense valve body 190 The needle and piston remain with the cap and base 5 Remove cap from base 6 Remove needle from either the cap or the base depending on which piece it went with When the needle is separated from the base the ...

Страница 15: ... Graco high temperature grease 3 oz cartridge or an equivalent lubricant Check with the material supplier for a compatible lubricant To reassemble the automatic dispense valve 1 Make sure all parts are free of solid material resi due 2 Reassemble adapter assembly FIG 10 a Lubricate and replace o ring 20 b Lubricate and replace seal 150 and spacer 160 Make sure the seal energizer faces toward the m...

Страница 16: ...piston face on snuff back models FIG 11 g Slide base 240 over the needle into the cylin der cap 260 Seat spring 370 in groove on base FIG 11 FIG 12 5 Reconnect the cable receptacle to the automatic dispense valve See FIG 13 a Re insert heater cartridge and sensor into their appropriate holes b Ensure the ground wire 380 is connected to the bracket 330 c Connect the receptacle to the dispense valve...

Страница 17: ...e to Service Automatic Dispense Valve on page 12 2 Remove the cable receptacle from the automatic dispense valve a Remove the two screws from the connector cover FIG 9 Item 230 and remove the recep tacle cover b Remove the two socket head screws FIG 14 Item 200 two washers 210 The heater car tridge 270 and sensor 320 will come out of the dispense valve body FIG 14 3 Remove old heater cartridge or ...

Страница 18: ...e it with the two socket head screws FIG 14 Items 200 and washer 210 b Reattach the receptacle cover to the Amphenol connector base and secure the cover with the screws Inspection Frequency Automatic Dispense Valve Inspect automatic dispense valve at least once every two weeks for leakage or other visible damage Check specifically for material leaks air leaks Hoses Tubes Inspect hoses tubes at lea...

Страница 19: ...Parts 310538N 19 Parts Model 194485 Warm 275 F 135 C max Automatic Dispense Valve with Snuff Back ...

Страница 20: ...SEAL rod 0 25 x 0 50 x 0 25 1 160 617480 SPACER 1 170 C20406 RING retaining for 0 56 I D 1 180 C34045 SPACER 2 190 194527 BODY gun 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 617537 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 C31034 HEATER cartridge 120V 1...

Страница 21: ...Parts 310538N 21 Parts Model 918483 Therm O Flow Automatic Dispense Valve with Snuff Back ...

Страница 22: ...i temp 0 25 x 0 50 x 0 25 1 160 617480 SPACER 1 170 C20406 RING retaining for 0 56 I D 1 180 C34045 SPACER 2 190 617605 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 617603 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 C31034 HEATER cartridge 120V 150W 1 ...

Страница 23: ...Parts 310538N 23 Parts Model 918512 Ambient Therm O Flow Automatic Dispense Valve with Snuff Back ...

Страница 24: ...SHER flat 1 4 4 60 617536 SPRING 1 70 C34032 SEAL 1 80 C34030 SPACER 4 90 113944 O RING 123 fluoroelastomer 1 100 103649 O RING 1 110 C32088 O RING 1 120 112925 SCREW button head 1 4 20 x 0 31 1 130 C20521 SEAL thread 1 140 617491 SEAL outlet 1 150 918471 NEEDLE assembly 1 160 617480 SPACER 1 170 111209 RING retaining for 0 56 I D 1 190 194527 BODY 1 200 617537 BASE cylinder 1 210 103337 O RING 01...

Страница 25: ...Parts 310538N 25 Parts Model 918639 Therm O Flow Automatic Dispense Valve with Snuff Back ...

Страница 26: ...od hi temp 0 25 x 0 50 x 0 25 1 160 617480 SPACER 1 170 C20406 RING retaining for 0 56 I D 1 180 C34045 SPACER 2 190 617605 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 617603 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 C31034 HEATER cartridge 120V 150...

Страница 27: ...Parts 310538N 27 Parts Model 243694 Therm O Flow Automatic Dispense Valve ...

Страница 28: ...34045 SPACER 2 190 C32097 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 C32085 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 116011 HEATER cartridge 230V 200W 1 280 C32099 BLOCK mounting 1 290 C33037 TAPE fiberglass 0 5 wide 229 mm 9 300 C19810 SCREW soc ...

Страница 29: ...Parts 310538N 29 Parts Model 297266 Automatic Hot Melt Swirl Dispense Valve ...

Страница 30: ... 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 C32085 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 116011 HEATER cartridge 230V 200W 1 280 C32099 BLOCK mounting 1 290 C33037 TAPE fiberglass 0 5 wide 229 mm 9 300 C19810 SCREW soc hd cap 1 4 20 x 1 2 310 104594 S...

Страница 31: ...Parts 310538N 31 Parts Model 243695 Therm O Flow Automatic Dispense Valve ...

Страница 32: ...4045 SPACER 2 190 C32097 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 6 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 C32085 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 116011 HEATER cartridge 230V 200W 1 280 C32099 BLOCK mounting 1 290 C33037 TAPE fiberglass 0 5 wide 229 mm 9 300 C19810 SCREW soc h...

Страница 33: ...Parts 310538N 33 Parts Model 243696 Therm O Flow Automatic Dispense Valve with Snuff Back ...

Страница 34: ...0 x 0 25 1 160 617480 SPACER 1 170 C20406 RING retaining for 0 56 I D 1 180 C34045 SPACER 2 190 617605 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 617603 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 116011 HEATER cartridge 230V 200W 1 280 C32099 BLOCK ...

Страница 35: ...Parts 310538N 35 Parts Model C27340 Ambient Therm O Flow Automatic Dispense Valve Double Acting ...

Страница 36: ...20 x 0 5 3 60 C34041 SPRING 1 70 C34032 SEAL 1 80 C34030 SPACER 4 90 113944 O RING 123 flouroelastomer 1 100 103649 O RING 1 110 C32088 GLIDE RING 1 120 C19359 SCREW set 1 4 20 x 1 5 1 130 112248 NUT hex 1 4 20 1 150 C32082 NEEDLE assembly 1 190 C32097 BODY 1 210 103337 O RING 010 fluoroelastomer 1 220 C34028 CAP cylinder 1 230 C32089 RETAINER 1 240 C32085 BASE cylinder 1 250 C20521 SEAL thread 1 ...

Страница 37: ...Parts 310538N 37 Parts Model C34068 Warm Automatic Dispense Valve Double Acting ...

Страница 38: ...82 NEEDLE assembly 1 180 C34045 SPACER 2 190 C32097 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 210 C19197 WASHER flat 3 16 6 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 C32085 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 C31034 HEATER cartridge 120V 150W 1 280 C32099 BLOCK mounting 1 290 C33037 TAPE fiberglass 0 5 wide 229 ...

Страница 39: ...Parts 310538N 39 Parts Model C34079 Therm O Flow Automatic Dispense Valve Double Acting ...

Страница 40: ... thread 1 140 C32082 NEEDLE assembly 1 180 C34045 SPACER 2 190 C32097 BODY 1 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 220 C34040 COVER 1 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 240 C32085 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 C31034 HEATER cartridge 120V 150W 1 280 C32099 BLOCK mounting 1 290 C33037 TAPE fiberglass 0 5 wide 229 mm 9 300 C19...

Страница 41: ...Parts 310538N 41 Parts Model C50592 Therm O Flow Automatic Dispense Valve Double Acting ...

Страница 42: ... SPACER 2 190 C32097 BODY 1 195 100333 SCREW cap hex hd 3 200 112166 SCREW soc hd cap 1 4 20 x 0 75 2 215 109576 O RING fluoroelastomer 1 220 C34040 COVER 1 225 112788 SCREW soc hd cap 4 230 C19269 SCREW fill hd machine 4 40 x 0 25 2 235 100079 WASHER lock spring 4 240 C32085 BASE cylinder 1 250 103337 O RING 010 fluoroelastomer 1 260 C34028 CAP cylinder 1 270 C31034 HEATER cartridge 120V 150W 1 2...

Страница 43: ...pter C20700 10 37 SAE 7 8 14 m x 1 2 npt male adapter C20703 NOTE The following accessories are not applicable to Model 297266 EXTRUSION NOZZLE ADAPTER NUT 5 8 18 f x 1 8 npt f Adapts 1 8 27 npt m nozzles to dispense valve Accepts the adapter nut 5 8 18F X 1 8 npt f nozzles listed below Contact your Graco Service Representative for more information C32089 Description Length Orifice Thread Part No ...

Страница 44: ...ID VALVE KITS For heated double acting air actuated valves Includes solenoid 24 high temperature air tubes air fittings and muffler SWIRL ASSEMBLIES For Model 297266 only Description NPT Tube Part No 90 elbow brass push in tube 1 8 male 1 4 O D C19389 Coil Voltage Part No 120 Volt AC C58942 230 Volt AC 243703 24 Volt DC C59038 Description Orifice Size in Part No Swirl applicator head n a 118072 Sw...

Страница 45: ...Dimensions 310538N 45 Dimensions ...

Страница 46: ...Dimensions 46 310538N ...

Страница 47: ...400 F 241 bar 24 MPa 3500 psi 10 bar 1MPa 150 psi 22 PTFE fluoroelastomer 918512 205 C 400 F 241 bar 24 MPa 3500 psi 10 bar 1MPa 150 psi 24 PTFE fluoroelastomer 918639 205 C 400 F 241 bar 24 MPa 3500 psi 10 bar 1MPa 150 psi 26 PTFE fluoroelastomer 243694 205 C 400 F 241 bar 24 MPa 3500 psi 10 bar 1MPa 150 psi 28 PTFE fluoroelastomer 297266 205 C 400 F 241 bar 24 MPa 3500 psi 10 bar 1MPa 150 psi 30...

Страница 48: ...material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warran...

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