DMS-R-IM
Troubleshooting
April 7, 2021
Digital Modular System - Rinse
8-1
8.
Troubleshooting
8.1
Correcting Problems
The troubleshooting steps on the following page are recommended prior to contacting
the factory. If further service is required, contact Crest Ultrasonics.
Problem
Possible Causes
Corrections
No ultrasonics
activity in tank
Loose connection from the
generator to the tank.
Secure the connection.
Generator
cannot power
up
Fuse blown
Replace fuse
No Power at AC outlet
Circuit breaker of AC outlet may have
tripped or fuse may have blown. Reset
breaker or replace fuse.
Low activity in
tank (Foil Test)
Bad acoustic coupler component.
Call the Crest Service Department.
Full wave/Half-wave toggle switch
in half-wave (low) position. (For
Genesis Generator)
Place switch in full-wave (high)
position.
Cleaning liquid (particularly
solvents) does not reach operating
temperature or does not completely
degas.
Leave generators and heaters “ON”
until liquid is up to temperature.
Low power intensity from the
generator.
Increase the power intensity
Poor Liquid
Drainage
Clogged drain elbow.
Cleaned out with stiff wire.
Tank cannot
heat up (for
heated tank
only)
Thermostat is not turned ON.
Make sure thermostat is turned ON
and set to desired temperature.
Heater plug is not connected
Make sure the plug is properly secured
to the electrical outlet. Check that the
electrical outlet is supplied with power
source.
If the above have been done and
failure still persists, suspect faulty
heater
Contact Crest Ultrasonics.
