Specifications

S83/85 Ultrasonic Generator Troubleshooting
A40-064 Rev 0 Page 76
6.2 Trouble-shooting Charts
Problem
Cause Solution
Over temp LED
on (S8300 and
S8500)
Ambient air temp exceeds 105°F.
Air flow to the cooling chamber
obstructed.
Move ultrasonic power supply to cooler
location.
Remove all obstructions from back of
ultrasonic power supply.
Overload LED on
(S8500 only)
Incompatible load, power, or frequency
connected to ultrasonic power supply.
Faulty connection between ultrasonic
power supply and load.
Faulty component connected to
ultrasonic power supply.
Low line voltage.
Check model numbers of tanks or
immersible transducers connected to
ultrasonic power supply. Refer to section
3 of the manual for more information.
Check RF cable and all connecting cables
for open or short circuits.
Refer to Section 6.3, troubleshooting the
load.
Check that the line voltage is above
190VAC.
Upper Limit or
Lower Limit
LED on. (S8500
only)
A component connected to the ultrasonic
power supply does not have the same
power or frequency rating.
Faulty component connected to the
ultrasonic power supply.
Check model numbers among ultrasonic
power supply and all connected
components. Refer to Section 3 of the
manual.
Troubleshoot/test tank or immersible
transducers, replace if faulty.
Ext. Lock LED
on.
(S8500 only)
RF cable not connected to ultrasonic
power supply.
Ext. Lock switch closed through I/O
connector.
Connect RF cable to ultrasonic power
supply.
Open Ext. Lock switch.
Cannot turn
sweep mode on.
(S8500 only)
Power Modulation mode on. Turn PWR MOD off.
Cannot turn
Power
modulation on.
(S8500 only)
Sweep mode on. Turn SWEEP off.
Sys Fault and/or
RESET LED’s
on.
Incompatible load, power, or frequency
connected to ultrasonic power supply.
Check model numbers of tanks or
immersible transducers connected to
ultrasonic power supply. Refer to section
3 of the manual for more information.