Table of Contents
Advertisement
Ultra–Flo Assembly
Problem
Ultra–Flo does not run.
Junction Box Panel
Problem
No power to solenoid valves,
proximity sensors, pressure
transducer.
t
d
Precision swirl motor doesn't op-
erate.
12
309280
Troubleshooting
Cause(s)
Over travel limit has been exceeded.
Over/Under Pressure Limits have been
exceeded.
Ball screw failure.
Electric motor failure (no power to mo-
tor).
Guide bearing failure.
Material inlet valve not functioning.
Throat seals binding.
Cause(s)
Voltage limits to circuit in junction box
exceeded.
One or more fuse(s) blown.
No power to junction box.
No power to motor.
No power to junction box from Robot
Controller.
Solution(s)
Reset per Robot Control Instruc-
tions.
Feed pressure too high / low. Re-
adjust per Robot Control.
Replace / rebuild ball screw.
Check power to motor, refer to Ro-
bot Control Instructions.
Check guide rails and bearings for
wear. Repair or replace as neces-
sary.
Refer to instruction manuals for
information.
Replace throat seals.
Solution(s)
Check surge suppressors SUP120
and replace if required.
Replace blown fuse(s). Check FU
117 and FU 120 on terminal block.
Check voltage to junction box from
Robot Controller. Refer to Robot
Instruction Manual.
Refer to Precision Swirl Instruction
Manual Graco part number 310554.
Check voltage to Pin 16 24DC+,
Pin 19 24DC–.
Advertisement
Table of Contents
