Labconco Type C1 Biosafety Cabinet Models 30468 - Manual (Page 149)

Product Service 1-800-522-7658 149
Section Nine –
Miscellaneous
Troubleshooting
Refer to the following table if the Biosafety Cabinet fails to operate properly. If the
suggested corrective actions do not solve the problem, contact Labconco for additional
assistance.
PROBLEM CAUSE CORRECTIVE ACTION
Cabinet blower and
lights won’t turn on Unit not plugged
into outlet Plug the Biosafety Cabinet into
appropriate electrical service.
System Reset
Switch is Off
Turn on the System Reset Switch.
Circuit breaker(s)
tripped
Reset circuit breakers.
Keypad
disconnected or
defective
Run switch diagnostics and check
connections.
Sash closed-unit is
in Night-Smart
Mode
Raise sash.
Sash Closure
Switch is
disconnected or
defective
Run switch diagnostics and check
connections.
Blower does not run
or only runs at low
speed, but lights
work
Sash Restricted
opening Switch is
disconnected or
defective
Run switch diagnostics and check
connections.
Motor signal wires
damaged or
disconnected
Measure motor output signal
voltage. Inspect signal wiring and
connections
Power Supply
Board
misconnected or
defective
Test output voltages on the Power
Supply board.