User`s guide

63
www.nordsonefd.com [e-mail] USA & Canada 800-556-3484 Europe [phone] Asia [phone]
Sales and service of Nordson EFD dispensing systems are available worldwide.
EFD
®
TT User's Guide
Version 1.2
Symptom Possible Cause Recovery Procedures
1. System is not connected to Check the Main Air Inlet at the rear
facility air supply. of the system.
2. Main Air Regulator is OFF. Verify Main Air Regulator is set
properly.
3. Unit has homed at start-up. “Home” the machine to energize
Main Air Solenoid. If PDA is
attached, exit the EFD software
program. The machine will home
when you enter the EFD software
program again. Alternatively, home
the machine from the front panel by
pressing the soft key corresponding
to Jog, then press Home.
Factory air supply fluctuates air Install EFD #2000F755TT Filter
compressor ON/OFF. Regulator and set pressure to 70 psi.
There is no air pressure. Make sure the Fluid Pressure
Regulator is set to the proper air
pressure.
1. Main Air Switch OFF. Make sure Main Air Switch is ON.
2. Air pressure Make sure the Fluid Pressure
Regulator is set to the proper air
pressure.
3. Syringe Barrel Adapter is Check the connection at the top of
disconnected. the Z-head to make sure that it is
installed properly and at the correct
location.
4. Incorrect setup in PDA software. Check valve setup to ensure that
the correct valve and options are
selected.
Damaged Regulator. Contact your EFD
®
TT
representative for a replacement.
This is a normal function of the Replace P1 if hissing.
30 psi bleed-type regulator (P2).
P1 is a non-bleed regulator and
should not hiss.
Table 11.2: Pneumatic Troubleshooting
No fluid pressure
No valve or syringe barrel
pressure
Leaky Regulator
Air Regulator is hissing
No air pressure
Unstable air pressure