Teledyne CD14 - Heater Troubleshooting

Section J – Troubleshooting
CD14 Tester & CD AutoPlus Autosampler User Guide—75-108-800 Rev. B—31 May 2021 115 of 130
EAR99 technology subject to restrictions on cover page.
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Heater Troubleshooting
Problem Possible Causes
Recommended
Action
Tester doesn't
communicate with
heater
Heater not turned on. Turn on heater.
Heater not connected. Connect tester to
heater using cables
from drive head.
Board failure.
Contact Teledyne
Hanson Technical
Support.
Main Check Error
when tester heats
up beyond a certain
temperature
Component failure. Contact Teledyne
Hanson Technical
Support.
Tester heats up to
different
temperature than
set point
Set point has changed
due to test starting.
Confirm set point on
main screen.
Offset for heater probe
is incorrect.
Correct heater
probe offset in
probe calibration
screen.
Heater probe has
failed
Replace heater
probe.
External temperature
probe offset is
incorrect.
Correct external
probe offset on
probe calibration
screen.
External temperature
probe has failed.
Replace external
temperature probe.
When measuring
temperature, Probe
Error or --.-- is
displayed
Probe is disconnected. Reconnect
temperature probe.
Probe is damaged. Contact Teledyne
Hanson Technical
Support.