Wagner SprayTech 9900 Paint Sprayer User Manual


 
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9. Switch the unit off.
10. Clean the outer surfaces of the paint container and paint
spray gun with a cloth soaked in solvent or water.
Note: Do not leave the FineCoat spray gun immersed
in solvent for extended periods! (The seals and air pipe
on non-return valve may swell, preventing them from
functioning properly.)
11. Unscrew adjusting ring, remove air cap and spring plate
(g. 13). Unscrew nozzle. Clean air cap, tip and needle
with brush and solvent or water.
Note: Never use sharp metal objects to clean the nozzles
or air channels of the FineCoat spray gun.
12. Apply a ne coat of silicone-free oil to the marked areas
(g 12).
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13. If the paint spray gun is not used for any length of time, it
should be cleaned and protected by applying a ne coat of
silicone-free oil..
Changing the nozzle
Note: Make sure that the air cap, the tip and the needle have
identical markings.
1. Remove the adjusting ring, the air cap and the spring
plate (g. 13).
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2. Fig. 14 – Loosen the needle seal with the open-end
wrench (g. 14,1). Remove the material adjusting knob
(g. 14,2) and the pressure spring (g. 14,3). Open trigger
of the spray gun to facilitate needle removal (g. 14,4).
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3
4
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3. Remove the needle (g. 15,5).
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4. Remove the tip with the enclosed special socket wrench
(g. 16).
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Reassemble with the new nozzle set in reverse order.
Attention: The needle seal screw connection must be
readjusted after reassembly.