AH-94-04.7
REA-90 and 90L Spray Applicators - Maintenance
5 6
5 6
5 6
5 6
5 6
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
No Control of Round
No Control of Round
No Control of Round
No Control of Round
No Control of Round
Spray Pattern While
Spray Pattern While
Spray Pattern While
Spray Pattern While
Spray Pattern While
in Air Spray Mode
in Air Spray Mode
in Air Spray Mode
in Air Spray Mode
in Air Spray Mode
1. Wrong fan control valve installed
1. Replace with proper fan control valve.
See "Parts List" for proper assembly
number.
Extremely Heavy
Extremely Heavy
Extremely Heavy
Extremely Heavy
Extremely Heavy
Spitting or Severely
Spitting or Severely
Spitting or Severely
Spitting or Severely
Spitting or Severely
Deformed Pattern
Deformed Pattern
Deformed Pattern
Deformed Pattern
Deformed Pattern
1. Wrong air cap/fluid nozzle combina-
tion
2. Faulty air cap
1. Ensure proper fluid nozzle/air nozzle
pressure reducer combinations (see
"Air Cap/Fluid Nozzle Selection Chart"
in the "Installation" section).
2. Replace.
Pattern Heavy at One
Pattern Heavy at One
Pattern Heavy at One
Pattern Heavy at One
Pattern Heavy at One
End
End
End
End
End
1. Clogged or faulty air cap
2. Clogged or faulty fluid nozzle
1. Clean or replace.
2. Clean or replace.
Pattern Will Not
Pattern Will Not
Pattern Will Not
Pattern Will Not
Pattern Will Not
Shape
Shape
Shape
Shape
Shape
1. Clogged or faulty fan air valve
2. Air passages in applicator or air line
clogged
3. Worn, faulty, or clogged air cap
1. Clean, repair, or replace.
2. Blow out, clean, or replace.
3. Clean or replace.
General Problem
General Problem
General Problem
General Problem
General Problem
Possible Cause
Possible Cause
Possible Cause
Possible Cause
Possible Cause
Solution
Solution
Solution
Solution
Solution
DEFECTIVE SPRAY PATTERN
DEFECTIVE SPRAY PATTERN
DEFECTIVE SPRAY PATTERN
DEFECTIVE SPRAY PATTERN
DEFECTIVE SPRAY PATTERN
INADEQUATE DELIVERY
INADEQUATE DELIVERY
INADEQUATE DELIVERY
INADEQUATE DELIVERY
INADEQUATE DELIVERY
A i r
A i r
A i r
A i r
A i r
1. Air passages in applicator or air line
clogged
2. Inadequate air source
3. Paint in air passage
1. Blow out.
2. Increase.
3. Clean and blow out.
Fluid
Fluid
Fluid
Fluid
Fluid
1. Clogged or faulty fluid nozzle
2. Clogged passages in applicator fluid
tube or fluid line
3. Insufficient needle/electrode travel
4. Low fluid supply pressure
5. Clogged fluid filter
6. Clogged or obstructed valve or fluid
regulator
1. Flush or replace.
2. Flush.
3. Adjust (see "Trigger Adjustment" in the
"Maintenance" section).
4. Increase.
5. Clean or replace.
6. Clean as required or replace.