309029D Automatic Delta Spray Air Spray Gun ... - Graco Inc.
309029D Automatic Delta Spray Air Spray Gun ... - Graco Inc. 309029D Automatic Delta Spray Air Spray Gun ... - Graco Inc.
TroubleshootingWARNINGPRESSURIZED EQUIPMENT HAZARDTo reduce the risk of a serious injury, follow the PressureRelief Procedure on page 13 before checkingor repairing any part of the gun or system.NOTE: Check all possible remedies in the troubleshootingcharts before disassembling the gun.Some improper patterns are caused by theimproper balance between air and fluid. Refer toSpray Pattern Troubleshooting, on page 19.General TroubleshootingProblem Cause SolutionFluid leakage through venting Worn packing (17) or needle (5). Replace packing or needle.holes.Air leakage through venting hole. Worn o-ring (9) or gasket (15). Check and replace parts as needed.Air leakage from back of gun. Worn o-rings (8, 9). Replace o-rings.Air does not trigger.Piston stem is disconnected from themain body of the piston assembly (3).Replace piston assembly (3).Air does not shut off.Fluid leakage from front of gun.Fluid is present at the air capholes.Gasket (15) oriented incorrectly.Piston assembly not seating properly.Swollen o-ring (8).Worn piston stem o-rings (10, 11).Bottom gasket (12) failed.Fluid needle tip (5a) is dirty, worn, ordamaged.Dirty or worn nozzle (23).Nozzle (23) is insufficiently tightenedor sealing surface is damaged.Rotate gasket 90 so passages ingasket align with passages in gun.Clean/service piston assembly. Replaceworn or swollen o-rings.Replace o-ring.Replace o-rings.Replace gasket.Clean or replace fluid needle tip (5a)or entire needle (5).Clean or replace the nozzle.Tighten or replace nozzle (23).16 309029
TroubleshootingGeneral Troubleshooting (continued)Problem Cause SolutionFluid needle will not trigger.Loose or missing fluid needle stop(29) or setscrew (30).Air leaking around piston (3).Swollen piston o-ring (8).Fluid does not shut off. Worn o-ring (11).Insufficient air pressure on the trigger.Plug (19) is in the incorrect fluid port.Piston cap (4) not fully tightened.Spring (7) not in place.Swollen piston o-ring (8).Replace stop (29) or tighten setscrew(30).Replace o-ring (8) or piston (3).Replace o-ring (8). Do not immersepiston in solvent.Increase the air pressure or clean theair line.Move the plug to the fluid port consistentwith the manifold plumbing, unlessyou are using the gun in a circulatingsystem. If you are, all fluidports in the gun and on the manifoldshould be open.Replace o-ring.Tighten piston cap until it bottomsout.Check spring position.Replace o-ring (8). Do not immersepiston in solvent.309029 17
- Page 2 and 3: SymbolsWarning SymbolWARNINGThis sy
- Page 4 and 5: TERMS:Light Fluid:Medium Fluid:Sele
- Page 6 and 7: InstallationThe Delta Spray air spr
- Page 8 and 9: Setup1. Connect the Air LineNOTE: Y
- Page 10 and 11: Setup6. Adjust the Spray PatternWAR
- Page 12 and 13: 12 309029Notes
- Page 14 and 15: Daily Gun Care, Flushing, and Clean
- Page 18 and 19: 18 309029Notes
- Page 20 and 21: ServiceItems Needed for Service1/16
- Page 22 and 23: ServiceReassembly1. Non-circulating
- Page 24 and 25: PartsPart No. 241737 to 241744, Ser
- Page 26 and 27: Part No. 241696, Series AManifold w
- Page 28 and 29: AccessoriesFluid Whip Hose Assembly
- Page 30 and 31: Technical DataMaximum working fluid
- Page 32: Graco Standard WarrantyGraco warran
TroubleshootingWARNINGPRESSURIZED EQUIPMENT HAZARDTo reduce the risk of a serious injury, follow the PressureRelief Procedure on page 13 before checkingor repairing any part of the gun or system.NOTE: Check all possible remedies in the troubleshootingcharts before disassembling the gun.Some improper patterns are caused by theimproper balance between air and fluid. Refer to<strong>Spray</strong> Pattern Troubleshooting, on page 19.General TroubleshootingProblem Cause SolutionFluid leakage through venting Worn packing (17) or needle (5). Replace packing or needle.holes.<strong>Air</strong> leakage through venting hole. Worn o-ring (9) or gasket (15). Check and replace parts as needed.<strong>Air</strong> leakage from back of gun. Worn o-rings (8, 9). Replace o-rings.<strong>Air</strong> does not trigger.Piston stem is disconnected from themain body of the piston assembly (3).Replace piston assembly (3).<strong>Air</strong> does not shut off.Fluid leakage from front of gun.Fluid is present at the air capholes.Gasket (15) oriented incorrectly.Piston assembly not seating properly.Swollen o-ring (8).Worn piston stem o-rings (10, 11).Bottom gasket (12) failed.Fluid needle tip (5a) is dirty, worn, ordamaged.Dirty or worn nozzle (23).Nozzle (23) is insufficiently tightenedor sealing surface is damaged.Rotate gasket 90 so passages ingasket align with passages in gun.Clean/service piston assembly. Replaceworn or swollen o-rings.Replace o-ring.Replace o-rings.Replace gasket.Clean or replace fluid needle tip (5a)or entire needle (5).Clean or replace the nozzle.Tighten or replace nozzle (23).16 309029