background image

11 

 

6. TROUBLESHOOTING   

Spray pattern diagnosis 

Problem 

Possible Causes 

Likely Solutions 

 

Heavy center 
pattern 

1. Pattern Knob partially closed. 
2. The paint is too thick. 
3. The air pressure is too low. 

1. Open Pattern Knob more. 
2. Thin paint according to the manufacturer's 

instructions. 

3. Increase air pressure within the Operating 

Air Pressure. 

 

Light center 
pattern 

1. High air pressure. 
2. Fluid Knob not open enough. 
3. Pattern Knob open too far. 

1. Reduce air pressure. 
2. Open Fluid Knob. 
3. Partially close Pattern Knob. 

 

Heavy top/ 
bottom pattern 

1. Nozzle plugged. 
2. Nozzle loose or dirty seal. 
3. Dried paint on Fluid Tip. 
4. Damaged Fluid Needle. 

1. Clean Nozzle. 
2. Clean and tighten Nozzle and seal. 
3. Use a nonmetallic point to clean Fluid Tip. 
4. Replace Fluid Needle and Fluid Tip. 

 

Pattern on right 
or left only 

1. Dirt on one side of Fluid Tip. 
2. Holes on one side of 
Nozzle are plugged. 
3. Damaged Fluid Needle. 

1. Use a nonmetallic point 
to clean Fluid Tip. 
2. Use a nonmetallic point 
to clean Nozzle. 
3. Replace Fluid Needle and Fluid Tip. 

 

Jerky or 
Fluttering Spray 

1. Loose or damaged Nozzle. 
2. Paint level low. 
3. Obstruction in Fluid Inlet. 
4. Dry or loose Fluid Needle 
Packing Nut. 

1. Tighten or replace. 
2. Refill paint Cup. 
3. Backflush with solvent. 
4. Lubricate or tighten Packing Nut. 

 
Follow all safety precautions whenever diagnosing or servicing the tool. 
Disconnect air supply before service. 

General Troubleshooting Chart 

Problem 

Possible Causes 

Likely Solutions 

Sputtering Spray 

1. Low paint level. 
2. Cup tipped. 
3. Clogged Air Vent on Cup. 
4. Loose Fluid Inlet connection. 
5. Loose/damaged Fluid Tip/Seat. 

1. Refill. 
2. Hold upright. 
3. Clean Air Vent hole. 
4. Tighten Fluid Inlet connection. 
5. Adjust or replace Fluid Tip and Fluid Needle. 

Will Not Spray 

1. No pressure at Spray Gun. 
2. Fluid Knob not open enough. 
3. Fluid too thick. 

1. Check air hoses. 
2. Open Fluid Knob. 
3. Thin fluid or increase air pressure. 
(Do not exceed maximum.) 

Overspray 
(Paint drifting to 
unintended objects.) 

1. Improper application speed. 
2. Improper distance from workpiece. 
3. Too much air pressure. 

1. Move moderately and parallel. 
2. Adjust distance. 
3. Reduce air pressure. 

Fluid Tip Leakage 

1. Dirty Fluid Tip. 
2. Broken Fluid Needle Spring. 
3. Worn or damaged Fluid Tip. 

1. Use a nonmetallic point to clean Fluid Tip. 
2. Replace Fluid Needle Spring. 
3. Replace Fluid Tip and Fluid Needle. 

Air Leaking from Nozzle  1. Dirty Air Valve/Seat. 

2. Sticking Air Valve. 
3. Damaged Air Valve Spring. 
4. Worn/damaged Air Valve/Seat. 
5. Bent Air Valve Stem. 

1. Clean Air Valve/Seat. 
2. Lubricate Air Valve/Seat. 
3. Replace Air Valve Spring. 
4. Replace Air Valve assembly. 
5. Replace Air Valve Stem. 

Summary of Contents for CT2308

Page 1: ... KIT WITH REGULATOR CT2308 ORIGINAL INSTRUCTIONS SAVE THESE INSTRUCTIONS AND PRECAUTIONS READ ALL PRECAUTONS AND INSTRUCTIONS BEFORE USE Cannon Tools Limited Address 20 Station Road Rowley Regis West Midlands B65 0JU U K ...

Page 2: ... brought into circulation by us In case of alteration of the machine not agreed upon by us this declaration will lose its validity Product description HVLP AIR SPRAY GUN KIT WITH REGULATOR Model CT2308 Applicable EC Directives EC Machinery Directive 2006 42 EC Harmonized standards EN ISO 12100 EN 1953 20 Station Road Rowley Regis West Midlands B65 0JU U K Mr Gurcharan Tony Singh Sanghera Managing ...

Page 3: ...Wear approved safety respiratory protection and safety eye goggles If spraying isocynate based finisher wear approved respirator clean air breathing apparatus and cover exposed skin with latex gloves and an impervious hooded coverall Remove ill fitting clothing Remove ties watches rings and other loose jewellery and tie back long hair Keep children and unauthorised persons away from the work area ...

Page 4: ...on 9 5 14 8 cfm Air inlet 1 4 BSP Includes air regulator valve and gauge 3 ASSEMBLY 1 Spray Gun Ensure the strainer is inserted into the gun port with the stem outermost for easy removal Fit the cup and selected spray head hand tight only 2 Air Supply Recommended hook up is shown in Fig A Ensure the spray gun air valve or trigger is in the off position before connecting to the air supply You will ...

Page 5: ...ow free movement while working 3 Before spraying mask nearby objects not being sprayed and lay cloths not included on the floors NOTICE Clean the Spray Gun IMMEDIATELY after EVERY use Delayed or inadequate cleaning will permanently clog the Spray Gun Latex paint hardens quickly and permanently inside Spray Gun Before First Use Spray Gun thoroughly If not removed the material used for testing and c...

Page 6: ... Body and tighten until the Cup is securely in place Note This Spray Gun can be used for spraying oil based or latex paints Paint Preparation and Filling Note Proper paint mixture is essential Follow the manufacturer s directions Most paints will spray easily if they are thinned properly 2 Thin the paint according to manufacturer s directions and mix thoroughly 3 Carefully strain the paint through...

Page 7: ...supply pressure during operation with the Trigger fully depressed and the Air Knob fully open If reducing air pressure for specific areas use the Air Knob 14 To fine tune airflow turn Air Knob clockwise to lessen airflow pressure Turn Air Knob counterclockwise to increase airflow pressure Pattern Adjustment 15 Use the Pattern Knob to adjust the spray pattern Turn Pattern Knob counterclockwise all ...

Page 8: ...sing two hands one to steady the Cup and the other to operate the Spray Gun aim Nozzle at the workpiece CAUTION DO NOT STOP WHEN SPRAYING Spraying materials will start to set and dry as soon as they come in contact with the air They will cause a permanent clog if not cleared immediately If discontinuing spraying for more than half an hour turn off the air supply disconnect Cup from Gun Body and th...

Page 9: ...clean up instructions and safety precautions b Flush Spray Gun a full hose length from air compressor c If collecting flushed solvents in metal container transfer to nonmetal container and flush metal container d Work far away from any ignition sources in a vapor free area e Keep class ABC fire extinguisher nearby Solvent Selection Follow the paint and solvent manufacturer s recommendations for cl...

Page 10: ...ent solvent according to the solvent manufacturer s directions and local hazardous waste standards 5 MAINTENANCE TO PREVENT SERIOUS INJURY Detach the air supply and safely discharge any residual air pressure in the tool before performing any inspection maintenance or cleaning procedures TO PREVENT SERIOUS INJURY FROM TOOL FAILURE Do not use damaged equipment If abnormal noise vibration or leaking ...

Page 11: ...nt Cup 3 Backflush with solvent 4 Lubricate or tighten Packing Nut Follow all safety precautions whenever diagnosing or servicing the tool Disconnect air supply before service General Troubleshooting Chart Problem Possible Causes Likely Solutions Sputtering Spray 1 Low paint level 2 Cup tipped 3 Clogged Air Vent on Cup 4 Loose Fluid Inlet connection 5 Loose damaged Fluid Tip Seat 1 Refill 2 Hold u...

Page 12: ...12 CANNON TOOLS LTD Add 20 station road Rowley Regis west midlands B65 0JU U K Made in China ...

Reviews: