SATA graph 3, Operating Instructions Manual

Page: 5 / 12

SATAjet 20 B | 5
EN
of the needle pakking, including compression spring and packing. Put the
compression screw of the needle packing (62851), the compression spring
(68809) and the new packing (62810) onto the cylindrical end of the hollow
key, and fix the entire lot inside the paint spray gun body. Check paint needle
for possible damage (if necessary, replace complete nozzle set) and fix again.
7.3. Exchanging the air piston and air pis-
ton packing
Remove end screw and compression screw of the air piston spring, and push
back the air piston with the trigger. Replace air psiton. Remove stuffing box
screw and defective packing; insert new packing. Now slightly turn stuffing
box screw towards the packing; then screw in spring and compression screw
of the air piston spring until they fit in tight. Mount end screw; finally tighten
stuffing box screw.
8. Troubleshooting
Malfunction Cause Corrective action
Paint spray gun leaks
from fluid tip.
Foreign matter between
fluid tip and needle im -
pairs sealing function.
Remove and clean
paint needle and fluid
tip or replace the com-
plete nozzle set.
Paint leaks from the
paint needle (needle
packing).
Selftensioning needle
packing is damaged or
missing.
Replace needle pack-
ing.
Fluttering spray fan. Insufficient filling level
of the cup, insuffciently
tightened fluid tip, dam -
aged needle packing,
dirty or damaged noz-
zle set.
Refill material, tighten,
clean or replace parts.
Material bubbles or
„boils“ in paint cup.
Atomisation air reaches
the cup through the ma-
terial channel. The fluid
tip is not sufficiently
tightened. Air cap is not
completely screwed on,
the air passages are
clogged of the air distri-
bution insert has been
incorrectly mounted or
is damaged.
Tighten parts accord-
ingly, clean or replace.
9. Warranty
During the period of twelve (12) months from the date of original purchase
Würth will repair or, replace the product without charge for parts or labour
subject to the following conditions.
The warranty covers the value for production parts or defects in material dur-
ing the warranty period. The warranty does not include damages caused by
improper handling, normal wear and tear, mechanical damages, faulty as-
sembly, improper maintenance, unusual spray materials, substitute materials,
chemicals such as alkaline solutions and acids, electro-chemical or electric
influences, as far as this damage is not the result of any error committed by us.
Abrasive spray material such as red lead and liquid grinding mate-
rial etc. reduce the lifetime of valves, packings, guns and nozzles.
Wear and tear damage caused by this are not covered in this warranty.
Units should be inspected upon delivery by the consumer. Obvious damage
must be reported within 14 days of receipt of the unit to the supplier to avoid
loss of the right to claim notice of defects.
Additional claims such as compensation are excluded. This refers as well to
damages caused during presentations, training sessions or demonstrations.
Should the consumer require immediate repair or replacement before a de-
termination of whether the affected unit is covered by the warranty, the repair
or the replacement will be made and charged at the current prices. If it is
determind that the item is covered by the warranty, a credit will be issued for
the repair or replacement. Replaced parts become the property of Würth or
their distributor.
Notice of defects or other claims do not entitle the consumer to delay or refuse
payment.
Products returns must be sent prepaid. All service charges, freight and han-
dling charges have to be borne by the consumer. Suretyships may not prolong
the warranty period. This warranty terminates upon unauthorized inference.
10. Spare Parts
Art.
No.
Description
9373 Tool kit
10. Spare Parts
Art.
No.
Description
9860 Air Micrometer 0/845, G 1/4
9878 Mini water separator G 1/4
15669 Plastic gravity flow cup
65 ccm
15909 Screw-on lid
16295 25 ml plug-in cup with lid
32987 SATA PVC compressed air hose
35188 Pressure spring for air piston
35196 Air piston head
44834 Air piston rod
50807 Packing kit for air piston rod
53033 25 ml glass cup with plug-in lid (5x)
58164 25 ml glass cup with blind lid (5x)
62042 Spray gun handle
62083 Air tube
62729 Closing screw
62802 Compression screw
62869 Material flow control screw
64758 O-ring
66928 Air connection G1/8a - G1/4a
68817 Compression spring for paint needle
69344 Paint needle packing
79913 Trigger kit
125955 Plug-in cup connection with QCC
125963 25 ml glass cup with plug-in cup (5x) and QCC plug-
in connection (1x)
□
Included in repair kit (Art. No. 91165)
●
Included in seal kit (Art. No. 136969)