Microfluidics MICROFLUIDIZER LV1 Series User Manual page 44

Symptom
Process pressure builds
but does not extend
Short process piston
seal life
Symptom
Processes faster and
louder than normal and
does not develop full
pressure
Processes faster than
normal; equipment will
not develop full
pressure
5-LV-1-4 8/3/11
Chapter 5: Troubleshooting
Possible Cause
Plugged interaction chamber (IXC)
Chemical incompatibility
Improper installation
Damaged bearings, piston or bore of liquid end
body
Possible Cause
Feed reservoir empty
System not primed
Feed pressure too low
Leaks at coned and
threaded connections
Reverse flow through
check valve
Priming valve leaking
Piston seal leaking
Chamber worn
LV1 User Manual
Remedy
PRESSURE BY SWITCHING THE MODE
SELECTOR TO THE OFF POSITION
PRIOR TO TRYING ANY REMEDY.
REVERSE THE POSITION OF THE IXC.
RUN THE UNIT UNTIL THE PRODUCT
FLOWS. RETURN PARTS TO THEIR
ORIGINAL POSITION. RUN
APPROPRIATE SOLVENT THROUGH
SYSTEM.
Check compatibility charts
Ensure proper installation
Replace bearings, piston or liquid end
body
Remedy
Fill feed reservoir and re-prime the
system
Prime the system
Increase feed pressure
Refer to the Coned and Threaded
Connections Maintenance section of
Chapter 4.
Check inlet check valve for correct
assembly, leakage, and/or blockage
Ensure that the priming valve is shut
tight
Replace piston seal
Replace worn chamber
CAUTION: RELIEVE
5-4