Troubleshooting
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Aand/orBheatersareoverheating
material.
Checkprimaryheatersforeither
aRTDproblemorafailed
elementattachedtoRTD,see
ElectricalSchematics,page103.
FaultyFTSconnections.VerifythatallFTSconnectionsare
snugandthatpinsofconnectors
areclean.Unplugandre-plug
RTDwires,cleaningoffanydebris.
Ambienttemperatureistoohigh.
Coverhosesormovetoalocation
withalowerambienttemperature.
Missingordamagedinsulation
aroundFTS,causingthehose
heattobeONconstantly.
Makesurethehosebundle
hasadequateinsulationevenly
coveringtheentirelengthand
connectionjoints.
Hosetemperatureexceeds
setpoint.
IfHoseResistanceModeis
enabled,thecalibrationfactormay
beinaccurate.
Re-calibratethehose.Followthe
CalibrationProcedure,page72.
FaultyFTSconnections.VerifythatallFTSconnectionsare
snugandthatpinsofconnectors
areclean.Unplugandre-plug
FTSwiresalonglengthofhose,
cleaningoffanydebris.
FTSnotinstalledcorrectly.FTSshouldbeinstalledcloseto
endofhoseinsameenvironment
asgun.VerifyFTSinstallation,
seeRepairFluidTemperature
Sensor(FTS),page71.
Erratichosetemperature.
Missingordamagedinsulation
aroundFTS,causingthehose
heattobeONconstantly.
Makesurethehosebundle
hasadequateinsulationevenly
coveringtheentirelengthand
connectionjoints.
333024S
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