Branson Sonifier SLPt User Manual page 50

Chapter 7: Maintenance
Troubleshooting Charts
Table 7.1 System Trouble Analysis Chart
Symptom
Main power fuse fails or
circuit breaker trips when
system is plugged into
electrical outlet.
Display screen does not
appear when unit is
turned on. Fan does not
operate.
Fan does not operate
when system is turned on.
Display screen appears.
Fuse fails when system is
turned on.
Ultrasonic power is not
delivered to the horn.
Unusual noise from tool
when ultrasonics are on
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Probable Cause
• Cordset has failed
• Power Switch has failed.
• Line filter has failed.
• System is unplugged or main
power is missing
• Unit fuse has blown (it
should not under normal
conditions)
• Cordset has failed
• Power Switch has failed
• Line filter has failed
• Unit failed due to connection
to incorrect input voltage
• Fan motor has failed
• Fuse is under-rated
• Mains Voltage is incorrect
• Fan motor has failed
• Power supply module has
failed
• Unit failed due to connection
to incorrect input voltage
• Ultrasonic power supply
module has failed
• Digital controls have failed
• Tool is loose, or it is contact-
ing a solid object
• Tool has failed
Corrective Action
• Replace cordset
• Return for repair
• Correct power problem
• Replace fuse
• Replace cordset
• Return for repair
• Return for repair
• Verify voltage source is
correct. Damage may
occur if connected to
wrong voltage source
• Replace fuse with cor-
rect value and retry; or
return for repair
• Return for repair
• Reposition tool
• Remove, examine, and
clean tool; reinstall tool
• Replace tool
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