Labnet 611D Laboratory Incubators - Manual (Page 13)

SERVICE AND TROUBLE-SHOOTING
Section
9
TEMPERATURE
Temp-1 Temperature too high-
display and reference
thermometer don’t
match
1/ Controller failed on – call Customer Service.
2/ Wiring error – call Customer Service.
Temp-2 Display reads "HI" or
"400"+
Probe is unplugged or broken – Call Customer Service
Temp-3 Chamber temperature
spikes over set point
and then settles to set
point
Recalibrate – see section 7.4
Temp-4 Temperature too low-
display and reference
thermometer don’t
match
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