Specifications

1





RinnaiTankless

WaterHeater

TroubleshootingManual





















WARNING
Thereareanumberofliveteststhatarerequiredwhenfaultfindingthisproduct.Extremecareshouldbeused
atalltimestoavoidcontactwithenergizedcomponentsinsidethefurnace.
YouMUSTbeaqualifiedservicepersonbeforeproceedingwiththesetestinstructions.
Beforecheckingresistancereadings,turnoffpowersourcetounitandthenisolateeachitemtobechecked
fromthecircuitbyunpluggingit.
Whensettinggaspressuresononeoftheseunits,pleasecheckthecompletemodelnumberyouaretrouble‐
shooting.Gaspressuresanddipswitchescanvaryamong
models.Alwayschecktheratingplateforcomplete
Ifanyoftheoriginalwireassuppliedwiththeappliancemust
bereplaced,itmustbereplacedwithtype18AWGwireorits
equivalent.
Labelallwirespriortodisc onnectionwhen
servicingcontrols.Wiringerrorscancause
improperanddangerousoperation.
CAUTION
