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INSTRUCTIONS-PARTS LIST
This manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
Series 980
Non–Bleed Style Turbine
Spray Gun
100 psi (7 bar) Maximum Inlet Air Pressure
50 psi (3.5 bar) Maximum Inlet Fluid Pressure
Model 980S
Includes 1 quart (1 liter) cup
240–090 Model 980S, without fluid set
240–093 Model 980S, with # 3 fluid set
240–094 Model 980S, with #4 fluid set
240–095 Model 980S, with #5 fluid set
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
8066A
COPYRIGHT 1998, GRACO INC.
Graco Inc. is registered to I.S. EN ISO 9001
Supercedes Rev. A
First choice when
quality counts.
Model 980P
240–100 Model 980P, without fluid set
240–103 Model 980P, with # 3 fluid set
308–810
Rev. B
8065A
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Summary of Contents for Graco 980S
- Page 1 Model 980S Includes 1 quart (1 liter) cup 240–090 Model 980S, without fluid set 240–093 Model 980S, with # 3 fluid set 240–094 Model 980S, with #4 fluid set 240–095 Model 980S, with #5 fluid set GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 COPYRIGHT 1998, GRACO INC.
- Page 2 ....... Parts CAUTION Model 980S ....... Model 980P .
- Page 3 Do not use hoses to pull equipment. Route hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. Do not ex- pose Graco hoses to temperatures above 82 C (180 F) or below –40 C (–40 F). Wear hearing protection when operating this equipment.
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Page 4: Connect Fluid And Air Supply
Model 980 non–bleeder style spray guns are for connect fluid supply hose (G) between remote use with Graco GTS Turbine Systems. Do not use pressure pot fluid outlet (H) and gun fluid inlet (E). with previous models of Graco or Croix turbines. - Page 5 Setup Fluid Set Installation 2. Hold fluid inlet fitting (7) with wrench and remove cup assembly (32). Complete spray guns are available with #3, #4, or #5 fluid sets. To install other fluid sets, perform the follow- 3. Remove air stem (34) from gun body (1). ing steps.
- Page 6 Setup Paint Reduction – Industrial or Domestic Coatings 1. Relieve remote pressure pot pressure as follows: Reduce and catalyze all paint to manufacturer’s speci- a. Turn off air supply to pressure pot. See Fig. 4. fications. If no reductions are given, first thoroughly mix fluid to be sprayed.
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Page 7: Turbine Operation
Setup Prepare Surface 1. Turn turbine and compressor OFF. Completely clean surface to be sprayed. 2. Unplug turbine from power source. Turbine Operation 3. Pinch and remove filter by hand. Clean or replace if dirty. WARNING Sparking can be expected in the normal operation 4. -
Page 8: Adjust Spray Pattern
Setup Adjust Spray Pattern For 2 1/2 gallon remote pressure pot, set at 8 to 10 psi (0.56 to 0.70 bar). Select fluid set for fluid to be sprayed. If needed, see Note: Heavier fluids or longer fluid hoses require page 10 to determine correct fluid set. - Page 9 Setup Adjust Pattern Size CAUTION Change pattern size by turning air cap retaining ring in Restricting the trigger and fluid needle travel by for a wide pattern or out for a narrow pattern. continuously spraying with the fluid adjustment See Fig. 10. knob closed (turned clockwise), will cause accelerated abrasive wear on the fluid needle and wear on the trigger.
- Page 10 Setup Contractor Fluid Set Chart Use this chart to determine Fluid Set for specific contractor application. See Fig. 11. Fluid Set Components Fluid Set Type of Fluid Usage P/N & Size Fluid** Air Cap Nozzle Needle 240–112 240–490 192–911 192–916 Light Fine finish work with stains, lacquers, water- 14–18 sec.
- Page 11 Setup For narrow fan pattern (wood finishing) , order 0.5W mm, 0.7W mm, or 1.0W mm narrow fan pattern air cap. See chart below for part numbers. Using Fluid Set Charts Narrow Fan Pattern Air Caps Turbine Spray Gun includes a #3 fluid set, part no. 240–113.
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Page 12: Spraying Techniques
4. Always have spray gun in motion before triggering. Move spray gun across workpiece in straight, smooth, stroke. Maintaining speed and distance. 206c Release trigger at end of stroke. 5. To obtain even finish, overlap previous strokes by 50%. 6. Apply full, wet coat whenever possible. 2 quart Automotive Spraying Techniques 2 1/2 gallon... -
Page 13: Maintenance
Maintenance Turbine Filter Maintenance NOTES: Check for any fluid leakage from gun and fluid Turbine systems are lifetime lubricated. The only hoses. Tighten fittings or replace equipment as maintenance required is filter cleaning and replace- needed. ment. Turbine main filter and pre-filter must be clean at all Flush gun before changing colors and whenever times to provide sufficient air flow to cool motor and you are done spraying. - Page 14 Maintenance Flushing Spray Gun and Cup 1. Turn off air supply to gun. 2. Unlatch cup cover and remove cup from cover. 3. Turn air cap to round pattern position. Turn air control valve half open to reduce solvent mist. See Fig.
- Page 15 Maintenance 9. Install detent plate (26) into gun housing with open sockets (S) facing up; align detent plate tab (T) with notch in gun housing. See Fig. 19. 10. Install air cap (29), aligning air cap balls (U) with detent plate sockets (S). See Fig. 19. Secure air cap with air cap retaining ring (28).
- Page 16 Service Adjusting Needle Adjusting Needle Packings The needle may need to be adjusted whenever you Needle packings require adjustment once a month change nozzle/needle sizes or to compensate for under normal use to ensure fluid does not leak back wear. through packings.
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Page 17: Replacing Air Valve
Service DETAIL 8231A Fig. 26 Replacing Air Valve 8078A 1. Loosen quick disconnect coupling (24) and remove Fig. 24 handle (23). See Fig. 26 and parts list. 2. Holding gun body (1) inverted, remove handle tube (22) from gun body. 5. -
Page 18: Troubleshooting
Troubleshooting Spray Finish Problems PROBLEM CAUSE SOLUTION Orange peel finish – Paint Paint droplets too large. Maintain proper spraying distance; surface not smooth see page 12. Keep the turbine air filters clean to allow full air flow. See page 13. Do not use an air hose that is too long to provide sufficient atomiza- tion pressure. -
Page 19: Spray Gun Problems
Troubleshooting Spray Gun Problems PROBLEM CAUSE SOLUTION No or slow fluid flow, inter- Proper size fluid set is not being used. Select the proper fluid set for the fluid mittent spray, or fluttering being sprayed. See page 10. spray Air cap is adjusted too far forward. Adjust the air cap to “normal”... - Page 20 Parts for Model 980S NOTE: The air cap (29), fluid nozzle (25), and fluid needle parts (13–17) are available as complete fluid sets. See page 10 for part numbers. 8080A...
- Page 21 Parts for Model 980S 240–090 Model 980S, without fluid set 240–093 Model 980S, with # 3 fluid set 240–094 Model 980S, with #4 fluid set 240–095 Model 980S, with #5 fluid set Part No. Description Part No. Description 193–099 TUBE, gun, handle 193–103...
- Page 22 Parts for Model 980P 7 30 NOTE: The air cap (29), fluid nozzle (25), and fluid needle parts (13–18) are available as complete fluid sets. See page 10 for part numbers. 240–100 Model 980P, without fluid set 240–103 Model 980P, with #3 fluid set Part No.
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Page 23: Technical Data
Technical Data Maximum Inlet Fluid Pressure ..50 psi (3.5 bar) Wetted Parts Bare Spray Gun PTFE Maximum Inlet Air Pressure ..100 psi (7 bar) . -
Page 24: Graco Standard Warranty
Graco’s written recommendations. This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or sub- stitution of non–Graco component parts.
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