Graco Fusion A Series Instructions Manual
Pc spray gun
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- Instructions - parts manual (22 pages) ,
- Instructions-parts list manual (56 pages)
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Instructions
Fusion
Plural component, impingement mix air purge spray gun with ProConnect
for dispensing non-flammable foam and polyurea. For professional use only.
Not approved for use in European explosive atmosphere locations.
3500 psi (24.5 MPa, 245 bar) Maximum Fluid Working
Pressure
80-130 psi (0.56-0.9 MPa, 5.6-9.0 bar) Air Inlet Pressure
Range
200°F (94°C) Maximum Fluid Temperature
See page 4 for model information.
Important Safety Instructions
Read all warnings and instructions in this
manual and in all related manuals before
using the equipment. Save these
instructions.
Important Medical Information
Read the medical alert card provided with
the gun. It contains injection injury
treatment information for a doctor. Keep it
with you when operating the equipment.
®
PC Spray Gun
3A7314B
EN
™
fluid cartridge
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Table of Contents
Related Manuals for Graco Fusion A Series
Summary of Contents for Graco Fusion A Series
- Page 1 Instructions ® Fusion PC Spray Gun 3A7314B ™ Plural component, impingement mix air purge spray gun with ProConnect fluid cartridge for dispensing non-flammable foam and polyurea. For professional use only. Not approved for use in European explosive atmosphere locations. 3500 psi (24.5 MPa, 245 bar) Maximum Fluid Working Pressure 80-130 psi (0.56-0.9 MPa, 5.6-9.0 bar) Air Inlet Pressure Range...
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Page 2: Table Of Contents
Lubrication ......27 Graco Standard Warranty ....46 Inspect the Piston Safety Lock. -
Page 3: Related Manuals
Related Manuals Related Manuals Manual in Description English 309550 Fusion AP Spray Gun Instruction Manual 3A7318 Fusion PC Conversion Kit 309963 Fusion Solvent Flush Kit 309818 Circulation Manifold Kit 311071 Stud Wall Foam Kit and TP100 Kit 3A7314B... -
Page 4: Models
Models Models Round Pattern Guns Mix Chamber Pattern at 24 (Part, Part Impingement Port Size Equivalent in. (61 cm) Series) Number in. (mm) Size from target in. (mm) 25P587, A PC29RD 0.029 (0.70) 8 (203) 25R084, A PC37RD 0.037 (0.94) 00-01 9 (227) 25P588, A... -
Page 5: Flat Pattern Guns
Models Flat Pattern Guns Mix Chamber Flat Tip Gun Part, Impingement Part Equivalent Part Pattern Size Orifice Size Series Port Size Number Size Number in. (mm) in. (mm) in. (mm) 25R086, A PC29FL 0.029 (0.70) FT0438 8-10 (203-254) 0.038 (0.97) Flat Pattern Mix Chambers by Pressure and Flow Rate (11.4) 2.25... -
Page 6: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. - Page 7 Warnings WARNING BURN HAZARD Equipment surfaces and fluid that is heated can become very hot during operation. To avoid severe burns: • Do not touch hot fluid or equipment. FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. Paint or solvent flowing through the equipment can cause static sparking.
- Page 8 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
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Page 9: Important Isocyanate (Iso) Information
Important Isocyanate (ISO) Information Important Isocyanate (ISO) Information Isocyanates (ISO) are catalysts used in two component materials. Isocyanate Conditions Spraying or dispensing fluids that contain isocyanates creates potentially harmful mists, vapors, and atomized particulates. • Read and understand the fluid manufacturer’s warnings and Safety Data Sheets (SDSs) to know specific hazards and precautions related to isocyanates. -
Page 10: Material Self-Ignition
Important Isocyanate (ISO) Information Material Self-Ignition NOTE: The amount of film formation and rate of crystallization varies depending on the blend of ISO, the humidity, and the temperature. Foam Resins with 245 fa Blowing Agents Some materials may become self-igniting if applied too thick. -
Page 11: Overview
Overview Overview Theory of Operation Gun Triggered (Fluid Spraying) Gun Detriggered (Air Purging) Mix chamber (19) moves back, shutting off purge air Mix chamber (19) moves forward, shutting off fluid flow. flow. Impingement ports (IP) align with fluid ports of side Impingement ports (IP) open to air chamber (AC), seals (18c), allowing fluid to flow through mix chamber allowing purge air to flow through mix chamber nozzle... -
Page 12: Component Identification
Component Identification Component Identification . 1 Component Identification Optional Fluid Inlets (A Side Shown) A Side Fluid Valve (ISO) Lock Ring B Side Fluid Valve (RESIN) Fluid Inlet Swivels (A Side Shown) Air Cap Trigger Air Line Quick Coupler Front Retaining Ring Muffler Gun Air Whip Hose Fluid Housing... -
Page 13: Installation
Installation Installation Grounding 2. Engage the piston safety lock (L). See Piston Safety Lock, page 20. The equipment must be grounded to reduce the risk of static sparking. Static sparking can cause fumes to ignite or explode. Grounding provides an escape wire for the electric current. -
Page 14: Setup
Installation Setup 4. Install the front retaining ring (U). a. Lubricate the front retaining ring (U). See 1. Close fluid valves A and B. Lubricant for Gun Rebuild, page 43. b. Tighten the front retaining ring (U) until the PC fluid cartridge (Y) is fully engaged and secure in the fluid housing (F). - Page 15 Installation 5. Connect the air line quick coupler (D). Turn on air. 8. Open cleanoff air valve (K) 1/4-1/2 turn and trigger Open air valve (W). Air should flow from the mix gun to check that cleanoff air is flowing. Adjust as chamber nozzle (N).
- Page 16 Installation 13. Test spray onto cardboard. Adjust pressure and 14. Apply layer of lubricant over front of gun and lock temperature to get desired results. ring (R), or use gun cover to prevent overspray buildup and aid disassembly. See page Lubricant for Gun Rebuild, page 43, to order lubricant and gun cover.
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Page 17: Optional Configurations
Installation Optional Configurations Change Hose Position The fluid inlet swivels and air quick disconnect fitting point to the rear of the gun. If desired, these positions Change Fluid Manifold Position can be changed so hoses travel downward. The fluid manifold is mounted to bottom of gun, with A NOTICE side on left, viewed from operator’s position at back of gun. - Page 18 Installation Reposition or Replace Flat Spray Tips 5. Apply thread sealant to plugs (12c), elbows (50), and male threads of fluid inlet swivels (S). Install 1. Follow the Pressure Relief Procedure, page 19. elbows (50) in optional fluid inlets (P), facing down. Install swivels (S) in elbows.
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Page 19: Operation
Operation Operation Pressure Relief Procedure 3. Disengage the piston safety lock (L). See Piston Safety Lock, page 20. Follow the Pressure Relief Procedure whenever you see this symbol. TI2410A This equipment stays pressurized until pressure is 4. Trigger the gun onto cardboard or into a waste manually relieved. -
Page 20: Piston Safety Lock
Operation Piston Safety Lock Loss of Air Pressure In event of loss of air pressure, gun will continue to spray. To shut off gun, do one of the following: • Engage the piston safety lock. See Flush Gun, High-pressure fluid from dispensing devices can page 20. -
Page 21: Daily Shutdown
Operation Daily Shutdown 1. Follow the Pressure Relief Procedure, page 19. 2. Leave the air turned on and gun detriggered. 3. Remove the grease fitting cap. Using the grease gun (ZB), dispense grease into fitting (G) until grease mist sprays from mix chamber nozzle (N). Grease your gun daily to prevent two component curing and keep fluid passages clean. -
Page 22: Maintenance
Maintenance Maintenance Preventative Maintenance Recommended Maintenance Procedure Schedule Daily Flush Gun, page 20. Clean Air Cap, page 27. Weekly Inspect the Check Valves, page 23. Check o-rings and filters. Inspect the Piston Safety Lock, page 27. As Needed Clean Mix Chamber Impingement Ports, page 24. Check o-rings. Lubrication, page 27. -
Page 23: Inspect The Check Valves
Maintenance Inspect the Check Valves 5. Pry out check valves (26) at notch. 1. Follow the Pressure Relief Procedure, page 19. 2. Follow Flush Gun procedure, page 20, to remove residual chemical. Damaged check o-rings (26f, 26g) may result in external leakage. -
Page 24: Clean Mix Chamber Impingement Ports
Maintenance Clean Mix Chamber Table 2: Impingement Port Drill Bit Sizes Impingement Ports Counterbore Impingement Port (IP) Mix Chamber Drill Bit Size (CB) Drill Bit Size Part Number 1. Follow the Pressure Relief Procedure, page 19. in. (mm) in. (mm) PC20RD #53, 0.060 (1.50) #76, 0.020 (0.50) -
Page 25: Reinstall Or Replace The Fluid Cartridge
Maintenance 7. Remove the PC fluid cartridge (Y) by pulling forward NOTICE or inserting a screwdriver into the pry slots. Sealing To prevent cured material in fluid bores, clean the A surfaces and opposing checks will cause and B side ports on the fluid housing (F) prior to resistance. -
Page 26: Inspect The Fluid Cartridge
Maintenance Inspect the Fluid Cartridge 2. Guide the grease tool (Z) over the B side fluid port and pump grease. If the gun does not spray chemical, or only sprays one chemical when triggered, inspect the PC fluid cartridge for reacted chemical on the side sealing surfaces. ti37616a •... -
Page 27: Store The Fluid Cartridge
Maintenance Store the Fluid Cartridge Inspect the Piston Safety Lock If a usable fluid cartridge has been exposed to chemical 1. Follow the Pressure Relief Procedure, page 19. and removed from the gun, store the cartridge in a 2. Disconnect air line quick coupler (D) and remove moisture-free environment. -
Page 28: Clean Passages
Maintenance Clean Passages Clean Muffler If necessary, clean out passages in fluid housing and Remove and clean muffler (E) with compatible solvent. handle with drill bits. Refer to T 3 and to F . 2 for ABLE diameter and location of passages. All drill bits are Inspect the Piston available in an accessory kit see Accessories, page 42. -
Page 29: Inspect The Air Valve
Maintenance Inspect the Air Valve 7. Liberally lubricate piston o-rings. Reinstall piston. Shaft is keyed for proper assembly. Push firmly to seat piston. 1. Follow the Pressure Relief Procedure, page 19. 2. Disconnect air line (D) and remove fluid manifold (M). -
Page 30: Remove Front End
Maintenance Remove Front End 2. Push on air cap (C) until it is flush with front of gun. This ensures that mix chamber is all the way back. 1. Follow the Pressure Relief Procedure, page 19. 2. Follow the Flush Gun procedure, page 20. NOTICE TI2422A If lock ring (R) is stuck due to material buildup, do not... -
Page 31: Supplied Tool Kit
Maintenance Supplied Tool Kit • Hex nut driver, 5/16 • Screwdriver, 1/8 blade • * Nozzle drill bit. Various sizes depending on nozzle size. • * Impingement port drill bit, various sizes depending on port size. See T 1, page 22. ABLE •... -
Page 32: Troubleshooting
Troubleshooting Troubleshooting 1. Follow the Pressure Relief Procedure, page 19, before checking or servicing the gun. 2. Check all possible problems and causes before disassembling the gun. NOTICE To prevent cross-contamination in the gun, do not interchange A component (isocyanate) and B component (resin) parts. - Page 33 Troubleshooting Problem Cause Solution Gun delays, then actuates abruptly. Chemical or material has cured See Inspect the Fluid Cartridge, around the side seals in the fluid page 26. Replace. cartridge (18). The retaining ring (9) is not bottomed Tighten retaining ring until bottomed out.
- Page 34 Troubleshooting Problem Cause Solution Fluid mist from mix chamber or air The side seals in the fluid cartridge Replace. See Inspect the Fluid cap. (18) are damaged. Cartridge, page 26. The side seal o-rings in the fluid Replace the side seal o-rings. See cartridge (18) are damaged.
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Page 35: Parts
Parts Parts NOTE: Round Pattern gun shown. See Detail Views, page 37 for additional parts and detail views. Torque to 125-135 in-lb (14-15 N•m). Torque to 20-30 in-lb (2.3-3.4 N•m). Torque to 235-245 in-lb (26.6-27.7 N•m). Torque to 35-45 in-lb (4-5 N•m). Torque to 32-40 ft-lb (43-54 N•m). - Page 36 Kits, page 40 www.graco.com. 18a• - - - - O-RING, face 248279 GREASE, tube, 4 0z, not shown. 18b 25P851 O-RING, fluid, pack of 6 available at www.graco.com. 18c• - - - - O-RING, air 70† - - - - TOOL, divider 18d•...
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Page 37: Detail Views
Parts Detail Views Flat Pattern Detail Flush Manifold Detail Optional 4-Hose Fluid Manifold Detail (249523) 33 (Ref) 10a 39 35 (Ref) TI2557A 12d (Ref) TI2647A Supplied Tools Torque to 125-135 in-lb (14-15 N•m). Torque to 235-245 in-lb TI7134A (26.6-27.7 N•m). Torque to 32-40 ft-lb (43-54 N•m). -
Page 38: Mix Chamber Kits
Parts Mix Chamber Kits Round Pattern Nozzle Drill Impingement Counterbore Mix Chamber Kit Nozzle Bit Size Impingement Port Drill Bit Size Counterbore Drill Bit Size (includes drill bit) Orifice Size in. (mm) Port Size in. (mm) Size in. (mm) PC20RD 0.042 #58 (1.00) 0.020... -
Page 39: Flat Tip Kits
Parts Flat Tip Kits Handle Cleanout Drill Kit Flat Spray Tip Pattern Size, in. (mm) 248969 (Ref. 39) Kit includes all 5 drill bits of extra long length needed to FT0424 low flow, 8-10 (203-254) clean out the air passages in the Air Purge gun handle. FT0438 medium flow, 8-10 (203-254) FT0624... -
Page 40: Drill Bit Kits
Parts Drill Bit Kits For cleaning gun ports and orifices. Illustrations are for 1 in. diameter comparison. Actual length may vary. (25.4 mm) 1 in. NOTE: Not all sizes are used with your gun. (25.4 mm) Drill Bit Size Kit Part Qty. nominal Illustration 249115... -
Page 41: Reamer Kits
Parts Drill Bit Size Kit Part Qty. nominal Illustration 246808 0.040 1.02 248640 0.039 0.99 248618 0.037 0.94 248891 0.033 0.84 246807 0.032 0.81 246630 0.029 0.74 248892 0.028 0.71 246815 0.024 0.61 276984 0.023 0.57 246631 0.020 0.51 246816 0.018 0.46 246817 0.013 0.33... -
Page 42: Accessories
Accessories Accessories Extension Tip Kits Kits include extension, flat tip seal and round tip seal, cleanout drill bit, and instructions. NOTE: Extension tip kits require 248020 Extension Tip Air Cap Kit (purchased separately). Hole Diameter x Length, Recommended Spray Distance, Pattern Diameter, in. -
Page 43: Hose Adapter Kits
Specially formulated low viscosity grease flows easily 248029 through gun passages, to prevent two component curing and keep fluid passages clean. To connect Graco Fusion gun to non-Graco D-gun hose set. Flushing Manifold 246945 To connect Graco Fusion gun to non-Graco heated 15B817 Manifold Block hose. -
Page 44: Solvent Flush Pail Kit
Accessories Solvent Flush Pail Kit Tip Cleanout Tool 248229 5 gal. (19 l) Pail 15D234 Includes flush manifold with individual A and B shutoff ™ Designed to fit CeramTip internal dome and flat tip valves, and air regulator. Refer to the Solvent Flush Kit slits. -
Page 45: Technical Specifications
Technical Specifications Technical Specifications Fusion PC Spray Gun Metric Maximum Fluid Working Pressure 3500 psi 24.5 MPa, 245 bar Minimum Air Inlet Pressure 80 psi 0.56 MPa, 5.6 bar Maximum Air Inlet Pressure 130 psi 0.9 MPa, 9 bar Air Flow Range See chart below Typical Flow Rate of Round Pattern Guns See Round Pattern Guns chart, page 4... -
Page 46: 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.