Graco REACTOR 2 H-50 PHH056 — troubleshooting Guide for Hose Heat Systems and Common Issues [42/110]

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Graco REACTOR 2 H-50 APH156 [42/110] Hose hose hose heat heat heat system system system
Troubleshooting
Hose Hose
Hose
Heat Heat
Heat
System System
System
Beforeperforminganytroubleshootingprocedures:
1.FollowPressureReliefProcedure,page47.
2.TurnthemainpowerswitchOFF.
3.Allowequipmenttocool.
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Ambienttemperatureistoocold.Relocatehosestoawarmerarea
orrecirculateheated󰘱uidthrough
thehose.
FTSfailedornotinstalledcorrectly.CheckFTS,seeCheckRTD
CablesandFTS,page62.
Lowsupplyvoltage.
Verifylinevoltage.Lowline
voltagesigni󰘰cantlyreduces
poweravailabletothehoseheat
system,affectinglongerhose
lengths.
Hoseheatsbutheatsslower
thanusualoritdoesnotreach
temperature.
IfHoseResistanceModeis
enabled,thecalibrationfactormay
beinaccurate.
Re-calibratethehose.Followthe
CalibrationProcedure,page65.
AandBsetpointstoolow.IncreaseAandBsetpoints.
Hoseisdesignedtomaintain
temperature,nottoincreaseit.
Ambienttemperatureistoocold.IncreaseAandBsetpointsto
increase󰘱uidtemperatureand
keepitsteady.
Flowtoohigh.Usesmallermixchamber.
Decreasepressure.
Hosewasnotfullypreheated.Waitforhosetoheattocorrect
temperaturebeforespraying.
Lowsupplyvoltage.
Verifylinevoltage.Lowline
voltagesigni󰘰cantlyreduces
poweravailabletothehoseheat
system,affectinglongerhose
lengths.
Hosedoesnotmaintain
temperaturewhilespraying.
IfHoseResistanceModeis
enabled,thecalibrationfactormay
beinaccurate.
Re-calibratethehose.Followthe
CalibrationProcedure,page65.
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Discover effective troubleshooting steps for hose heat systems. Learn how to address common problems like low supply voltage and calibration issues to ensure optimal performance.