Ransburg No. 2 Air Motor Atex Approved Unit 80086-XX - Manual (Page 22)

AH AH AH AH----12 12 12 12----01.03 No. 2 Air Motor Handgun 01.03 No. 2 Air Motor Handgun 01.03 No. 2 Air Motor Handgun 01.03 No. 2 Air Motor Handgun 22 22 22 22
NOTE NOTE NOTE NOTE
The quality of atomization can be tested by The quality of atomization can be tested by The quality of atomization can be tested by The quality of atomization can be tested by
shooting a “donut” test pattern on a grounded shooting a “donut” test pattern on a grounded shooting a “donut” test pattern on a grounded shooting a “donut” test pattern on a grounded
flat surface at approximately a 15.2 cm (6 flat surface at approximately a 15.2 cm (6 flat surface at approximately a 15.2 cm (6 flat surface at approximately a 15.2 cm (6----inch) inch) inch) inch)
target distance. Coarse atomization may be target distance. Coarse atomization may be target distance. Coarse atomization may be target distance. Coarse atomization may be
caused by excessive fluid delivery (high fluid caused by excessive fluid delivery (high fluid caused by excessive fluid delivery (high fluid caused by excessive fluid delivery (high fluid
pressure or wrong bell size) or improper electri- pressure or wrong bell size) or improper electri- pressure or wrong bell size) or improper electri- pressure or wrong bell size) or improper electri-
cal resistance of the coating material. Adjust pa- cal resistance of the coating material. Adjust pa- cal resistance of the coating material. Adjust pa- cal resistance of the coating material. Adjust pa-
rameters according to atomization quality and rameters according to atomization quality and rameters according to atomization quality and rameters according to atomization quality and
results. results. results. results.
200
300
400
500
600
700
800
900
1000
0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00
R
o
ta
ti
o
n
a
l
S
p
e
e
d
(
R
P
M
)
Dynamic Pressure (bar)
Dynamic Pressure vs. Turbine Speed
Figure 14: Rotational Bell Speed Versus Dynamic Pressure Figure 14: Rotational Bell Speed Versus Dynamic Pressure Figure 14: Rotational Bell Speed Versus Dynamic Pressure Figure 14: Rotational Bell Speed Versus Dynamic Pressure
7. Pulling the applicator trigger to obtain material 7. Pulling the applicator trigger to obtain material 7. Pulling the applicator trigger to obtain material 7. Pulling the applicator trigger to obtain material
flow, move the No. 2 handgun in a smooth hori-
flow, move the No. 2 handgun in a smooth hori- flow, move the No. 2 handgun in a smooth hori- flow, move the No. 2 handgun in a smooth hori-
zontal or vertical line or in a smooth circular mo-
zontal or vertical line or in a smooth circular mo- zontal or vertical line or in a smooth circular mo- zontal or vertical line or in a smooth circular mo-
tion, maintaining a constant distance between
tion, maintaining a constant distance between tion, maintaining a constant distance between tion, maintaining a constant distance between
the target and the bell surface. (See Ransburg
the target and the bell surface. (See Ransburg the target and the bell surface. (See Ransburg the target and the bell surface. (See Ransburg
manual "No. 2 Handgun Spray Techniques".)
manual "No. 2 Handgun Spray Techniques".) manual "No. 2 Handgun Spray Techniques".) manual "No. 2 Handgun Spray Techniques".)
NOTE NOTE NOTE NOTE
For an accurate measurement of paint For an accurate measurement of paint For an accurate measurement of paint For an accurate measurement of paint de- de- de- de-
livery with any paint being used, turn the livery with any paint being used, turn the livery with any paint being used, turn the livery with any paint being used, turn the
handgun motor OFF, and remove the bell. handgun motor OFF, and remove the bell. handgun motor OFF, and remove the bell. handgun motor OFF, and remove the bell.
Using a graduated cylinder or beaker and a Using a graduated cylinder or beaker and a Using a graduated cylinder or beaker and a Using a graduated cylinder or beaker and a
stopwatch, trigger the gun and collect the stopwatch, trigger the gun and collect the stopwatch, trigger the gun and collect the stopwatch, trigger the gun and collect the
fluid for one minute. Measure the paint vol- fluid for one minute. Measure the paint vol- fluid for one minute. Measure the paint vol- fluid for one minute. Measure the paint vol-
ume collected to get fluid flow rate per mi- ume collected to get fluid flow rate per mi- ume collected to get fluid flow rate per mi- ume collected to get fluid flow rate per mi-
nute. See maximum "Fluid Delivery Rate" nute. See maximum "Fluid Delivery Rate" nute. See maximum "Fluid Delivery Rate" nute. See maximum "Fluid Delivery Rate"
under "Specifications" in the "Introduction" under "Specifications" in the "Introduction" under "Specifications" in the "Introduction" under "Specifications" in the "Introduction"
section of this manual. section of this manual. section of this manual. section of this manual.
8. Adjust the air pressure to the air motor to 8. Adjust the air pressure to the air motor to 8. Adjust the air pressure to the air motor to 8. Adjust the air pressure to the air motor to
achieve the desired atomization.
achieve the desired atomization. achieve the desired atomization. achieve the desired atomization.
9. When complete, move the slide valve switch 9. When complete, move the slide valve switch 9. When complete, move the slide valve switch 9. When complete, move the slide valve switch
to the off position. (Reference Figure 12)
to the off position. (Reference Figure 12) to the off position. (Reference Figure 12) to the off position. (Reference Figure 12)
10. Turn the power switch to the “Off” position 10. Turn the power switch to the “Off” position 10. Turn the power switch to the “Off” position 10. Turn the power switch to the “Off” position
on the power supply.
on the power supply. on the power supply. on the power supply.
OPERATION OPERATION OPERATION OPERATION