Graco TI14450a - Manual

Models 313872B 5 Fixed Orifice Flowrate Data EP Fixed Orifice Flow Data 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 3.25 3.50 3.75 4.00 4.25 4.50 4.75 5.00 500 750 1000 1250 1500 1750 2000 Pressure (psi) Flow (gpm) 0.020 in. Diameter Orifice 0.031 in. Diameter Orifice 0.047 in. ...

Models 6 313872B Variable Orifice Flowrate Data 0.067 0.073 0.086 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 3.25 3.50 3.75 4.00 4.25 4.50 4.75 0.020 0.024 0.028 0.031 0.033 0.039 0.041 0.047 0.052 0.055 0.060 0.063 ORIFICE DIAMETER (in.) FLOWRATE (gpm) * To calculate flow in l...

Warnings 313872B 9 Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risk. Refer backto these warnings. Additional, product-spe...

Important Two-Component Material Information 313872B 11 Important Two-Component Material Information Isocyanate Conditions Material Self-ignition Keep Components A and BSeparate Moisture Sensitivity ofIsocyanates Isocyanates (ISO) are catalysts used in two componentfoam and polyurea coatings. ISO wi...

Important Two-Component Material Information 12 313872B Changing Materials • When changing materials, flush the equipment mul-tiple times to ensure it is thoroughly clean. • Always clean the fluid inlet strainers after flushing. • Check with your material manufacturer for chemicalcompatibility. • Mo...

Throat Seal Liquid 313872B 13 Throat Seal Liquid Grounding Check your local electrical code and proportioner man-ual for detailed grounding instructions. Ground the pour gun through connection to aGraco-approved grounded fluid supply hose. Alwaysground the gun when flushing. Piston Safety Lock Engag...

Loss of Air Pressure 14 313872B Loss of Air Pressure Purge rod actuation is controlled by air pressure. Inevent of loss of air pressure, the purge rod will remainretracted, the impingement ports will remain open, andthe gun will continue to pour. To stop pouring, do one ofthe following: • Engage pis...

Component Identification 16 313872B Component Identification See Parts on page 42 for part numbers and further component identification. Key: A Hook Support B Fluid Housing C Orifice D Fluid Manifold E Air Cylinder, Gun Body F Mounting Plate G Electric Trigger Handle (optional) H Dual Pistons J Bulk...

Component Identification 313872B 17 Cutaway View TI14462a D K E B G R H J H A C

Theory of Operation 18 313872B Theory of Operation Gun Triggered (Fluid Pouring) Purge rod retracts, opening the impingement ports andallowing fluid to mix and flow through the nozzle. ThroatSeal Liquid lubricates the purge rod. Gun Detriggered Purge rod extends, closing the impingement ports andsto...

Setup 313872B 19 Setup Perform this setup procedure to get the pour gun readyfor operation. 1. Close fluid valves A and B. 2. Connect A and B fluid hoses to fluid manifold. 3. Engage piston safety lock. See page 13. 4. Connect gun air whip hose (AA) and air valve (AB)to main air hose. See F IG . 6. ...

Setup 20 313872B 11. Engage piston safety lock. See page 13. 12. Perform Bleed Throat Seal Liquid Cartridge pro- cedure. See page 24. 13. Turn on proportioner. See proportioner manual. 14. Open fluid valves A and B. 15. Disengage piston safety lock. See page 13. 16. Perform a test pour into a waste ...

Setup 313872B 21 Optional Hose Position As shipped, fluid inlet swivel fittings point to rear of thegun. If desired, use the following procedure to make thefluid inlet swivel fittings point downward. 1. Follow Pressure Relief Procedure , page 22. 2. Disconnect air quick coupler (AC). Use hex nutdriv...

Shutdown 313872B 23 Shutdown Short Term Shutdown Perform Short Term Shutdown procedure if gun will notbe used for more than one hour. 1. Perform Pressure Relief Procedure on page 22. 2. Trigger gun 3-4 times with piston safety lockengaged in order to ensure material does not buildup on the purge rod...

Maintenance 24 313872B Maintenance Supplied Tool Kit See Parts on page 42 for tool illustrations. • Hex Nut Driver; 5/16 • Screwdriver; 1/8 blade • Impingement Port Drill Bit; various sizes dependingon port size • 117661 Pin Vise; dual reversible chucks,see F IG . 14 • 118665 Fusion grease Lubricati...

Maintenance 313872B 25 Flush Gun 1. Follow Pressure Relief Procedure , page 22. 2. Remove fluid manifold (AD). 3. Disconnect signal cable. 4. Install flush hoses to flush manifold 15B817. SeeF IG . 17. Install flush manifold onto gun. Torque flush manifold bolt to 20-30 in-lb (2.26-3.39 N•m). 5. Hol...

Maintenance 26 313872B Clean Breather Plug Remove and clean breather plug with compatible sol-vent. See materials of construction info in Technical Data , page 55. The breather plug is part of the solenoid manifold assembly (30). See F IG . 19. Use N-Methylpyr- rolidone (NMP), Dynasolve CU-6, Dzolv,...

Maintenance 313872B 27 Clean Check Valves 1. Follow Pressure Relief Procedure , page 22. 2. Flush Gun , page 25. 3. Disconnect air quick coupler (AC). Use hex nutdriver to remove fluid manifold (AD). 4. Disconnect signal cable. 5. Clean and inspect check valve mating surfaces andfluid ports. See Cle...

Maintenance 28 313872B 11. Use hex nut driver to install fluid manifold (AD). Torque fluid manifold bolt to 20-30 in-lb(2.26-3.39 N•m). Connect air quick coupler (AC). 12. Connect signal cable. Clean Fluid Housing Passages If necessary, use drill bits to clean the passages in thefluid housing and gu...

Maintenance 313872B 29 Clean Orifice 1. Follow Pressure Relief Procedure on page 22. 2. Use 5/16 in. nut driver (supplied) to removeorifices (C). See F IG . 4 on page 16. NOTE: The cap is held in place with reverse threads. 3. Remove cap (26) from orifice (25). See Parts on page 42. 4. Remove needle...

Repair 313872B 31 Repair Tools Required Tools required to complete some gun repair procedures: • 15/16 in. wrench • flat head screwdriver (supplied) • 5/16 hex nut driver (supplied) • 1/2 in. socket • 3/4 in. socket • 5/64 in. allen wrench (supplied) • 9/64 in. allen wrench • 5/32 in. allen wrench •...

Repair 313872B 33 Remove Front End 1. Perform Pressure Relief Procedure , page 22. 2. Flush Gun , see page 25. 3. Perform Bleed Throat Seal Liquid Cartridge pro- cedure on page 24 to bleed all fluid from cartridge orreplace with empty cartridge. TSL will spill if anyfluid remains in cartridge after ...

Repair 34 313872B Disassemble Front End 1. Remove Front End , see page 33. 2. Remove Throat Seal Liquid bleed port screw (16b). 3. Remove check valve assembly (16a). 4. Remove orifice (25). Repeat for opposite side. 5. Remove pour tip (19). 6. Remove front packing (18) then mix module (17). 7. Remov...

Repair 313872B 35 4. Install purge rod into rear of fluid housing. Leave3/4 in. of ball socket end of purge rod extended outof housing as shown in F IG . 31. 5. Install check valve assembly. See Clean Check Valves on page 27 for detailed assembly instruc- tions. 6. Install Throat Seal Liquid bleed p...

Repair 38 313872B Solenoid Valve 1. Follow Pressure Relief Procedure on page 22. 2. Disconnect air quick coupler (AC). Use hex nutdriver to remove fluid manifold (AD). 3. Disconnect electronic cables from solenoid valveand handle (if installed). 4. Use 5/32 in. allen wrench to remove handle mount-in...

Troubleshooting 313872B 39 Troubleshooting Use the following table to check all possible problemsand causes before disassembling gun. See Mainte- nance on page 24 and Repair on page 31 for refer- enced procedures. Follow Pressure Relief Procedure , page 22, before checking or repairing gun. NOTICE T...

Troubleshooting 313872B 41 Electrical Diagram 5 4 3 2 1 5 4 3 2 1 BROWN BLUE 3 1 5 2 4 1 BLACK #2 BLACK #1 2 5 4 3 2 1 SWITCH SIGNAL 24VDC COMMON SOLENOID ACTIVATION AIR YE 2 5 3 4 1 1 MALE FEMALE 1 2 2 5 3 4 1 1 MALE FEMALE 2 5 3 4 1 MALE

Kits 313872B 45 Kits See Maintenance on page 24 and Repair on page 31 for appropriate kit installation procedures. See Com- plete O-ring Placement Guide on page 52 for o-ring identification help. Kit Description Kit Number Parts included in Kit Illustration Description Qty 250 MixChamber 24D314 Mix ...

Kits 50 313872B Orifice Kits In the following table, shaded rows indicate “Super Stan-dard” items that are typically stocked and provide thebest delivery dates. TSL CheckValve Kit 24B843 Check Valve Seat 1 Ball 1 Spring 1 O-Ring 1 Kit Description Kit Number Parts included in Kit Illustration Descrip...

Kits 313872B 51 Drill Bit Kits For cleaning fluid housing passages and orifices. Drill bit illustrations are actual size for comparison. See Clean Fluid Housing Passages on page 28. Not all sizes are used with every gun model. Kit Number Drill Bit Size Qty in Kit Orifice Size Illustration in. mm 24D...

Kits 52 313872B Complete O-ring Placement Guide The following illustration shows all gun o-rings at actual size. See Kits on page 45 for o-ring kit details including quantities of each o-ring in each kit. EF EH ED EN EE EP EK EA EJ EB EC EG EM EL Ref Part EA 119421 EB 111450 EC 123449 ED 117724 EE 1...

Accessories 54 313872B Solvent Flush Canister Kit 256510, 1 qt (0.95 liter) Solvent Cup Includes flushing manifold to flush gun with solvent. Por-table for remote flushing. See manual 309963. Solvent Flush Pail Kit 248299 5.0 gal. (19 liter) Pail Includes flush manifold with individual A and B shuto...

Technical Data 56 313872B Dimensions Ref Dimension, in. (mm) A 10.8 (274) B 11.7 (297) C 6.1 (155) D 3.1 (79) E 0.73 (19) F 1.06 (27); Mounting: 4x 10-24 Side View Bottom View A C B E D F TI14488a TI14487a

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. This manual contains English. MM 313872 Graco Headquarters: Minneapolis International Offices: Bel...