Labconco Protecto Ech Filtered Fume Hoods 183 Series 8' - Manuel (Page 119)

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Original instructions
C
HAPTER
8
T
ROUBLESHOOTING
Refer to the following table if your filtered fume hood fails to operate properly. If
the suggested corrective actions do not solve your problem, contact Labconco for
additional assistance. Furthermore, consult the “User Alarm Code List” in Chapter
6 for all alarms and alerts.
PROBLEM CAUSE CORRECTIVE ACTION
Fans and lights
won’t operate Wires not connected
at junction boxes or
switches. Check connection of wires.
Check connection to control box on
front of unit.
Circuit breakers
tripped in building
electrical supply. Reset circuit breakers.
Fan operates but
lights will not
operate Lamp not installed
correctly. Inspect lamp installation.
Lamp is defective. Replace lamp.
Lamp circuit breaker
in building is tripped. Reset the lamp circuit breaker.
Fuse on control panel
is defective. Replace fuse.