Nordson VersaBlue VA - No Material (Motor Rotating); Too Little Material or Irregular Feeding

Troubleshooting
6‐18
P/N 213828_11
 2014 Nordson Corporation
VersaBlue_PPA
No Material (Motor Rotating)
Possible cause Possible fault / troubleshooting Corrective action
1. Tank isolation valve
closed
- Open
2. Tank empty - Fill tank
3. Filter cartridge
clogged
- Clean or replace filter screen
4. Material supply hole
to pump or pump
suction hole clogged
Blocked by foreign
objects/particles
Detach pump and clean supply hole
or suction hole
Blocked by unmelted material Refer to table Too Little Material,
Large tank and large quantity of
material
5. Hose or applicator is
cold
Hose/applicator not connected
electrically
Insert plug into the corresponding
receptacle (Refer to wiring diagram
for assignment)
Hose/applicator temperature
channel not activated
Activate on control panel
Hose/applicator heater defective Replace hose
Replace heater cartridge(s) in
applicator
Too Little Material or Irregular Feeding
Possible cause Possible fault / troubleshooting Corrective action
1. Material supply hole
to pump or pump
suction hole partially
clogged
- Detach pump and clean supply hole
or suction hole
2. Pump block of the
gear pump worn
- Replace pump
3. Tank isolation valve
not completely open
- Open
4. Filter cartridge partly
clogged
- Clean or replace filter screen
5. Pressure control
valve defective
- Clean or replace
6. Processing
temperature set too
low
- Correct temperature setting
7. Large tank and large
quantity of material
Material is not completely melted Set or increase the System ready
delay time on the control panel