Pentair EASYTOUCH PL4 - System Problem Diagnosis (Is4, QT4)

62
EASYTOUCH
®
PL4/PSL4 Control Systems User’s Guide
Problem: iS4failstooperate.
Symptom Possible Cause Solution
iS4Remotefailstooperate
equipment.
iS4Remoteisdisabled. Seepage54toenabletheiS4.
DefectiveWiring
VerifyiS4Remotesetup.EnsuretheiS4Remotein
questionhastheexpectedcircuitassignments,andis
notassignedtounusedcircuits.
Incorrectconguration
orbuttonsetup.
Seepage49tosetuptheiS4Remotebuttons.
DefectiveiS4Remote ReplacedefectiveiS4Remote
iS4failstooperateonlysome
oftheswitches,butotherswork
ne.
Defectivewiringonone
ormoreiS4leads VerifywiringonmaincircuitboardandiS4.
Incorrectconguration
orcircuittoswitch
assignment.
Verifycircuitboardconnection.
System Problem Diagnosis
Usethefollowinginformationtoresolvecontrolsystemproblems.
Problem: The control system works in Service Mode, but EasyTouch PL4/PSL4 Control System Indoor
Control Panel fails to operate.
Symptom Possible Cause Solution
IndoorControlPanelhasno
power-(screen,blank,no
LEDs,buttonsnotworking).
Badwiringrunfrom
OutdoorControlPanel/
maincircuitboardinthe
PowerCenter.
Verifycableandensurenoconnectionsarebroken.
Insomecasesawireisbrokenundertheinsulation.
Thetwocenterwiresofthefourconductorcableare
suspect(GreenandYellow)
IndoorControlPanellightsup,
butfailstooperatecorrectly.
Theunitwillnotturnequipment
on/off,ormayturnsomeitems
on,butnotoffandmaynot
LEDsnearbuttonsoncontrol
panel.
DefectiveCable/wiring
Verifycableandensurenoconnectionsarebroken.
Insomecasesawireisbrokenundertheinsulation.
Thetwocenterwiresofthefourconductorcableare
suspect(GreenandYellow)