Labconco Biological Safety Cabinets 30468 Series - Manual (Page 63)

Appendix 7: Troubleshooting
Product Service 1-800-522-7658 57
Original instructions
PROBLEM CAUSE CORRECTIVE ACTION
Fluorescent light not
working Sash is closed Open sash – Fluorescent lights will not
work with the sash closed.
Lamp(s) are defective Replace defective lamp(s)
Lamp wiring is
disconnected Inspect lamp wiring.
Defective lamp
ballasts Replace lamp ballasts.
Keypad disconnected
or defective Run sash sensor diagnostics and check
connections.
Fluorescent light is
dim or flickering Lamp(s) are defective Replace defective lamp(s)
Lamp wiring is
disconnected Inspect lamp wiring.
Defective lamp
ballast Replace lamp ballast.
UV light not
working Sash is open Close sash – UV light will not work
with the sash open.
Lamp is defective Replace defective lamp.
Lamp wiring is
disconnected Inspect lamp wiring.
Defective lamp
ballast Replace lamp ballast.
Keypad disconnected
or defective Run keypad diagnostics and check
connections.
UV light is dim or
flickering Lamp is defective or
is at end of operating
lifetime. Replace defective or worn out lamp.
Lamp wiring is
disconnected Inspect lamp wiring.
Defective lamp
ballast Replace lamp ballast.