Contents
Important Safety Instructions
Plural Component, Impingement Mix Mechanical Purge Spray Gun
Contents
Manual Conventions
Standard Round Pattern Guns
List of Models/Selection Guide
Pressure in psi MPa, bar
Standard Flat Pattern Guns
247291, a
Direct Impingement Round Pattern Guns
Flow Rate in gpm lpm
Direct Impingement Flat Pattern Guns
Four-Hose Gun
Personal Protective Equipment
Fire and Explosion Hazard
Overall View
Key
Piston Safety Lock
Isocyanate Hazard
Keep a and B Components Separate
Grounding
Setup
ISO
Disengage piston safety lock,
Adjust Purge Rod
1/4 Turn
Adjust Flat CeramTip
Follow Pressure Relief Procedure,
Shutdown
Daily Shutdown
Shutdown for More than a Day
Pressure Relief Procedure
Optional Configurations
Optional Fluid Manifold Position
Follow Pressure Relief Procedure, page 18. Also
Optional Hose Position
Fluid Hoses
Air Hose
Maintenance
Clean Outside of Gun
Clean Air Cap
Clean Muffler
Clean Fluid Manifold
Clean Slip-Fit Polycarballoy Mix Module
Cleaning Component a ISO Ports
Impingement Port Cleanout Drill Sizes
XF1313 #81
Clean CeramTip
External Quick Cleaning Method
Cleanout Drill Sizes for Round CeramTips
Round CeramTip
Adjust Purge Rod,
Clean Purge Rod
Stuck Purge Rod
Reassemble Front End, Adjust Purge Rod,
Adjust Front Rod Seal
Disassemble Front End,
Adjust Rear Rod Seal
Troubleshooting
See Clean Purge Rod,
Adjust Rear Rod Seal,
Gun Triggered Fluid Spraying
Theory of Operation
Gun Detriggered Mechanical Purging
Cutaway View
Repair
Tools Required
Lubrication
Replace CeramTip
Disassemble Front End
Reassemble Front End
Adjust Purge Rod,
Slip-Fit Polycarballoy Mix Module
Attach fluid manifold. Return gun to service
Rear Rod Seal
Check Valves
Piston and Purge Rod
Install piston safety lock assembly until bottomed out
Piston Safety Lock
Air Valve
309856U
Parts
Flush Manifold Detail
Part No. Description Qty
Handle
Slip-Fit Polycarballoy Mix Module Kits
Slip-Fit Polycarballoy Mix Module Part Numbering Code
Standard Round Pattern Guns
Standard Flat Pattern Guns
Direct Impingement Round Pattern Guns
Direct Impingement Flat Pattern Guns
CeramTip Kits
Round CeramTip Part Numbering Code
Flat CeramTip Part Numbering Code
Flat CeramTips
Drill Bit Kits
Kit Part No Qty in Kit Drill Bit Size Illustration Nominal
Gun Repair Kits
Check Valve Filter Screen Kits 10 per kit
Accessories
Hose Adapter Kits
Solvent Flush Pail Kit
Pour Nozzle Kit
Technical Data
Category Data
Graco Information
Graco Standard Warranty
Toll Free