Service And Troubleshooting - Labnet 311D Installation And Instruction Manual

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