Ransburg Evolver 202 Solvent A11918-XXX - Manual (Page 40)

AA-07-01 3 5 3 5 3 5 3 5 3 5
Evolver 202 Robotic Atomizers - Maintenance
Air V Air V Air V Air V Air Valve Removal alve Removal alve Removal alve Removal alve Removal
(See Figure 10) (See Figure 10) (See Figure 10) (See Figure 10) (See Figure 10)
1. After removal of end cap and spring, the air
valve can be pulled straight out the back of the
head assembly.
2. Inspect and replace the u-cup [8], if necessary,
by holding the air valve shaft on it's flats and
loosening the piston nut [7] counter-clockwise.
3. Remove the seal carrier with seal removal tool
[B].
4. Use a bent hook to reach inside the air valve
bushing [14], grip slot and pull out. Use the same
procedure to pull out the rear seal carrier [17].
> Use Caution as NOT TO NOT TO NOT TO NOT TO NOT TO scratch or raise
burrs on inside diameters of the parts.
C A U T I O N C A U T I O N C A U T I O N C A U T I O N C A U T I O N
!!!!!
12. If the locking tab plug connection [24] needs
to be replaced, first remove the electrode spring
connector [23] by pulling straight out with a needle
nose pliers. If removed, the spring wire should be
replaced.
13. Remove socket head screw [22] and connec-
tion plug [24] from body.
14. Replace conductive compressable contact
[25] if necessary.
15. Reinstall the connection plug [24] into the
body, making sure the tabs on the bottom align
with the notches in the body [19].
16. Insert and tighten the screw [22], making sure
the tabs remain inside the notches [24] in the body.
17. Insert the spring electrode wire [23] through
the hole in the screw using a needle nose pliers on
the straight wire portion. Carefully rotate and
push the wire through the screw hole and into the
compressable contact until the spring contacts
the screw head.
5. Remove and replace all o-rings if necessary.
6. O-rings [12] and [18] must be installed inside
their mating parts (see Figure 10).
7. The Teflon o-ring [16] should be inserted into
the front of the bushing [14] and one of the o-rings
[15] installed onto the outside groove before the
bushing is installed.
8. Reassemble the remaining parts as shown in
Figure 9 making sure that the alignment tab on the
bushing [14] lines up with the align groove in the
body [19].
9. Torque the seal carriage [13] to 30-35 lbs•in
(4.0-4.5 Nm).
10. If the u-cup needs to be replaced, assemble
on piston plate [9] and push both onto shaft,
tighten securely with piston nut [7] and install in
body as one assembly.
11. Assemble the remainder of the applicator
head as stated earlier.
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