Troubleshooting
Flow Flow
Flow
Meter Meter
Meter
Beforeperforminganytroubleshootingprocedures:
1.Relievepressure.
SeePressureReliefProcedure,page47.
2.TurnthemainpowerswitchOFF.
3.Allowequipmenttocool.
Trytherecommendedsolutionsintheordergivenfor
eachproblem,toavoidunnecessaryrepairs.
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Thek-factorenteredintheADMis
incorrect.
Updatethek-factor.See
ReplaceFlowMeter,page59
Increasethefeedpumppressure.
Installalargerfeedpump.
Cleanthey-strainerlter.
Installasmallermixchamberin
thespraygun.
Cavitationisreducingthepump
performance.
Conditionthematerialinthedrums
totheambienttemperatureofthe
proportioner.
Re-routethefeedhosestoalower
height.
Purgeairfromthesystem.Refer
toyourratiomonitormanualfor
instructions.
Thematerialratioissignicantly
offsetfrom1:1.
Airistrappedinthesystem,
betweenthefeedpumpsandthe
heatedhose.
Placetheheatedhoseonat
ground.Spraymaterialintoa
wastecontaineruntilallairhasleft
thesystem.
Increasethefeedpumppressure.
Installalargerfeedpump.
TheADMdisplayslowinlet
pressurealarms,buttheinlet
pressurereadingappearscorrect.
Whilespraying,theinletpressure
dropsbelow30psi.
Installasmallermixchamberin
thespraygun.
Thematerialowandratioarenot
displayedontheADM.
Theowmeterisdisabled.EnabletheowmeteronSystem
Screen1.
Theowmeterrepeatedlydisables
itself.
Theinletsensorsaredisabled.Enabletheinletsensors.Inlet
sensorsmustbeenabledforthe
owmetertofunction.
46 334946H