Campbell Hausfeld DH7800 Instrucciones De Operación página 7

Operating Instructions
Troubleshooting Chart (Continued)
Stop using tool immediately if any of the following problems occur. Serious personal injury could occur.
Any repairs or replacements must be done by a Qualified Service Person or Authorized Service Center.
Symptom
Air leaking from air cap
without pulling trigger
Fluid leaking from fluid tip
of pressure feed spray gun
Excessive overspray
Will not spray
Notes
Possible Cause(s)
1 . Sticking air valve stem
2 . Contaminate on air valve or seat
3 . Worn or damaged air valve or seat
4 . Broken air valve spring
5 . Bent valve stem
1 . Packing nut too tight
2 . Fluid tip worn or damaged
3 . Foreign matter on tip
4 . Fluid needle spring broken
1 . Too high atomization pressure
2 . Too far from work surface
3 . Improper stroking (arcing, gun motion
too fast)
1 . No pressure at gun
2 . Fluid control not open enough
3 . Fluid too heavy
Corrective Action
1 . Lubricate
2 . Clean
3 . Replace
4 . Replace
5 . Replace
1 . Adjust
2 . Replace tip and/or needle
3 . Clean
4 . Replace
1 . Reduce pressure
2 . Adjust to proper distance
3 . Move at moderate pace, parallel to surface
1 . Check air lines
2 . Open fluid control
3 . Thin fluid or change to pressure feed system
7
Gravity Feed Spray Gun
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