Ransburg Evolver Solvent Applicator 79190-XXXXXXXX - Manual (Page 56)

51
Evolver Solventborne Robotic Atomizers - Maintenance
TROUBLESHOOTING GUIDE
Note: A test station to bench test the applicator off-line will speed the Troubleshooting process.
General Problem Possible Causes Corrective Action
Fluid Does Not
Turn On
No Fan or Atomiza-
tion Air Pressure At
the Air Cap
1. Trigger pilot regulator has
not been set to a minimum
of 70 psig
2. The green air tube possibly
left disconnected during re-
assembly
3. Green tube leading from
the source to the gun
mounting plate is pinched or
broken
4. Piston seal within the gun
spray head is not in place
or there is an extremely
tight fit between the seal
and the cylinder wall
1. Low trigger pilot air pres-
sure (70 psi min. required)
2. Air tubes 79134-00 are not
installed properly.
3. Black or natural 3/8" OD
tube is cut or pinched
1. Increase to 70 psig minimum.
2. Reconnect tubing.
3. Check the tubing for kinks or damage. Re-
place if worn or damaged.
4a. Make sure that the seal is in the proper posi-
tion and/or lubricate with a small amount of
petroleum jelly.
4b. O-rings left out of small Ø tie rods.
4c. O-ring missing between mounting block and
upper manifold.
4d. O-ring missing between mounting block and
replaceable head.
1. Increase pressure.
2. Reinstall and tighten as required.
3. Examine, repair as required.
AA-03-02.11