Troubleshooting – Labconco PURICARE Procedure Station Models 34812xx User Manual

Page 189

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Page 189 of 197

Section Eleven –

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.

Check connection to control box on
top of Cabinet.

System

Reset

Switch is Off

Turn on the System Reset Switch.

Circuit

breaker(s)

tripped

Reset circuit breakers.

Keypad

disconnected or
defective

Run keypad diagnostics and check
connections.

Blower only runs at
low speed, but
lights work

Sash closed-unit is
in Night-Smart
Mode

Raise sash.

Sash

Closure

Switch is
disconnected or
defective

Run keypad 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.

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