Troubleshooting; Corrective Action - SATA minijet 4400 B Instrucciones De Servicio

Operating instructions SATAminijet 4400 B RP/HVLP

10. Troubleshooting

Malfunction
Fluttering/spitting
spray fan or air bub-
bles appearing in the
gravity flow cup
Air bubbles appearing
in the gravity flow cup
Spray pattern is too
small, crooked, lop-sid-
ed or splitting
No function of round/
flat spray control - con-
trol knob can still be
turned
Cause
Fluid tip has not been
properly tightened
Air distribution ring is
damaged or clogged.
Loose air cap
Gap between air cap
and fluid tip ("air cir-
cuit") is clogged
Nozzle set is clogged
or damaged
Not enough paint ma-
terial in the gravity flow
cup
Defective paint needle
sealing
Clogged air cap drill-
ings
Damaged fluid tip (fluid
tip aperture)
Air distribution ring has
not been positioned in
correct location (pin is
not located in the drill-
ing) or damaged

Corrective action

Tighten fluid tip [2-1]
with universal spanner
Replace air distribu-
tion ring, as it will be
damaged during disas-
sembly
Tighten air cap [2-2]
by hand
Clean air circuit, ob-
serve chapter 8
Clean nozzle set,
chapter 8, or replace,
respectively, chapter
9.1
Refill gravity flow cup
[1-6]
Replace the paint nee-
dle sealing, chapter
9.3
Clean air cap, observe
chapter 8
Check if fluid tip is
damaged, replace the
nozzle set, if neces-
sary, chapter 9.1
Replace air distribution
ring making sure it has
been positioned cor-
rectly when inserting it,
chapter 9.2
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