Hydro-Smart 115 - Error Code Fault Analysis Continued

Warranty
36│Page
RedLED Remote
Malfunction
description
Diagnosis

Six
Times
51
AbnormalGas
SolenoidValve


Check
f
or connection/breakage of wires (Part #708)
and/or burn marks on the computer board (Part
#701).
Six
Times
55
AbnormalMain
GasValve

Check forconnection/breakageofwires(Part#708)
and/orburnmarksonthecomputerboard(Part
#701).
Four
Times
61
FanMotorFault

Check forconnection/breakageofwires,dustbuildup
inthefanmotor(Part#103)and/orburnmarksonthe
computerboard(Part#701).

Checkforfrozen/corrosionofconnectors(Part#103).
One
Time
70
Computerboard
Fault

Check for connection/breakage of wires (Part #714)
and/or burn marks on the computer board (Part
#701).
 Checkthepowersupplyofthewaterheater.
SixTimes 72
FalseFlame
Detection

Forindoormodels,checkifcondensatedrainis
installedonthevent collarofthewaterheater.
 Checkifthereisleakingfromheatexchanger(Part
#401).
N/A 74
Miscommunication
betweenWater
heaterandremote
controller

Checkthemodeltypeoftheremotecontroller.
 Inspect the connections between the water heater
andremotecontroller.
 Checkthepowersupplyofthewaterheater.
Five
Times
99
Imperfect
combustion

Checkthegastypeofthewaterheater.
 Inspecttheenvironmentaroundthewaterheater.
Determinehowlongtheunithasbeeninstalled.
 Checkthealtitude/elevationoftheareaofwherethe
waterheaterinstalled.
 Checkifthereisanyblockageintheintakeairand/or
exhaust.

Ifthewaterheateris installed asadirect‐ventsystem,
checkwhetherthereisenoughdistancebetweenthe
intakeairterminalandtheexhaustterminal.
 Checkifthereisgreaseand/ordirtintheburner(Part
#101)andthefanmotor(Part#104),especiallyifthe
waterheaterhasbeeninstalledinacontaminated
area.