Specification; Materials Of Construction; Installation; Operation - DeVilbiss JGA Series Operation Manual

E
E
Air supply connection -
Fluid Supply Connection -
Maximum static inlet pressure -
Maximum static fluid pressure -
Gun Weight -
1. Attach air hose to connector (13).
Recommended hose size 8 mm
bore. The hose must be conductive
and electrical
spraygun to earth should be checked
with an ohmeter. A resistance of less
Mix, prepare and filter the coating
material to be
manufacturer's instructions. Adjust the
spray gun controls, air and coating
material pressures before filling the cup
or turning on the material supply.
1. Needle adjustment.
needle adjusting screw (10) by turning
counter-clockwise until the first thread
shows.
2. Fan pattern
adjusting screw (5) to fully open
position, by turning counter-clockwise.
3. Air control valve. Open air adjusting
screw (14) fully by turning counter-
clockwise (JGA-558 models only).
4. Air supply pressure. Regulate to 3.0
bar (43 - 45 lbf/in²).
5. Pressure feed
supply. Regulate pressure to 0.5 bar
(7 lbf/in²).
6. Turn on coating material and air
supplies.
© 2007 ITW Finishing Systems and Products

Specification

1
Universal / BSP/NPS
4
3
Universal / BSP/NPS
8
P1 = 9 bar (130 psi)
P2 = 14 bar (200psi)
695 g

Installation

bond from

Operation

sprayed to
Fully
adjustment.
coating material
Maximum Service temperature - 40°C

Materials of Construction

Gun body-
Nozzle -
Needle -
than 10
supply
regulated.
the
2. Attach fluid supply hose to the Fluid
Inlet connector (17).
7. Test spray. If the finish is too dry or
application
the
pressure or increase coating material
supply pressure. If the finish is too
wet, reduce the coating material
supply pressure, or turn the needle
adjusting screw (10) fully clockwise
open
then gradually open until the desired
pattern is achieved.
8. If the atomisation is too coarse
increase the air pressure, if too fine,
Turn
reduce the air supply pressure or turn
air control valve (14) gradually
clockwise.
9. NOTE: The spray width can be
reduced from fan to round by turning
fan adjusting screw (5) clockwise.
10. Using the spray gun. Hold the gun
perpendicular to the spray surface
always. Arcing or tilting the gun will
result in an uneven deposit of coating
material. The recommended spray
distance is 150- 200 mm (6" - 8").
Spray the corners and edges first.
6
Polished Aluminium
See chart 3
See chart 3
6
Ω is recommended. The air
should be filtered
too slow,
and
reduce air