What causes fluid to leak or drip from the bottom of the DeVilbiss Paint Sprayer cup?
Fluid dripping or leaking from the bottom of the DeVilbiss Paint Sprayer cup is often due to the cup being loose on the gun or a dirty cup fluid inlet seat. Tighten the cup and clean the seat.
Why is fluid leaking or dripping from the cup lid of my DeVilbiss Paint Sprayer?
Fluid leaking or dripping from the cup lid of your DeVilbiss Paint Sprayer can be caused by a cup lid that is loose, a dirty cup or lid, or a cracked cup or lid. Try pushing in or replacing the lid, cleaning the cup and lid, or replacing the cup and lid.
General| Material | Aluminum |
|---|---|
| Air Inlet | 1/4 inch NPT |
| Weight | 446 g (without cup) |
| Application | Automotive, Woodworking |
| Type | HVLP (High Volume Low Pressure) |
Important note on material compatibility for spray guns.
Safety warning against using specific solvents due to chemical reaction risk.
Details of major components like air cap, nozzle, needle, and trigger.
Description of the gun body material and cup features.
Features of the air valve and gun's application compatibility.
Specifies materials for gun body, air cap, and other metal parts.
Lists materials for seals, gaskets, and trigger.
Details air/fluid connections and pressure limits.
Lists service temperature and gun weight.
Explanation of warning, caution, and note symbols for user safety.
Details hazards like fire, toxic substances, and explosion risks.
Guidelines for general safety and preventing cumulative trauma disorders.
Instruction for connecting the gun to the air supply with gauge recommendation.
Steps to attach the cup and flush passages before use.
Mixing, straining, filling cup, and setting initial adjustments.
Guidance on gun holding, distance, overlap, and speed.
Safety procedure for turning off air supply when not in use.
Methods for cleaning air cap and nozzle components.
Procedure for flushing fluid passages with solvent.
Important warning against submerging the gun in solvents.
Key points for daily lubrication of moving parts.
Lubrication advice for needle shank, spring, and threads.
Instructions for servicing and replacing the air valve.
Identifies reasons like malfunction, leaks, or routine maintenance.
Steps for removing trigger, air valve, spring, and pad.
Instructions for cleaning air valve parts and reassembling.
Notes that air leaks may require air valve replacement.
Lists air leaks or incorrect operation as reasons for replacement.
Steps to remove trigger, air valve, spring, and rear seal.
Steps for cleaning bores, installing new seal, spring, and air valve assembly.
Steps to remove trigger, knob, spring, and fluid needle.
Procedures for removing/cleaning packing nut and reassembling.
Setting fluid knob for travel and verifying operation.
Information on replacing a damaged spreader valve assembly.
Note on replacing the internal seal with a rebuild kit.
Steps to remove air cap, ring, knob, needle, and nozzle.
Installing new seal, cleaning parts, and reassembling.
Setting fluid knob for travel and confirming operation.
Details on air cap type, technology, pressure, and airflow.
Important note on handling air cap components during removal.
List of fluid nozzle computer and part numbers.
List of fluid needle computer and part numbers.
Critical warning about part interchangeability between models.
Addresses issues like heavy top/bottom or side patterns.
Provides solutions for specific pattern defects like center heavy or split spray.
Troubleshooting jerky or fluttering spray and paint bubbles.
Diagnosing leaks from cup lid, packing nut, or gun front.
Troubleshooting starved patterns, excessive overspray, and dry spray.
Addressing fluid leaks from cup bottom and paint runs/sags.
Details quick connects and adjusting valves for air systems.
Information on gravity feed cups and safety respirators.
Lists air filters, lubricants, cleaning kits, and tools.
Contact details for sales, service, and customer support.
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