Jandy LRZ Electronic - Troubleshooting Guide

Page 36
ENGLISH
Jandy
®
Legacy™ Model LRZE Pool/Spa Heater by Zodiac
®
|
Installation and Operation Manual


  
1. Pumpnotoperating A. Nopower
B. Pumpdefective
C. Incorrectlywired
D. Pumprelaydefective
E. Timeclocksettingsnotsynchronizedwith
  actualtime
F. Controllerdefective
A. Checkcircuitbreakersandpowersource.
B. Replace.*
C. Recheckwiring.*
D. Replacepumprelay.*
E. Checktimeclocksettingandcurrenttime.

F. Replacedcontroller.*
2. Flameroll-outon
start-up
A. Blockedueonstart-up 
B. Igniteroutofposition(delayedignition)
C. Blockedheatexchanger
D. Refractorytileoutofplace 
E. Altereddrafthood 
F. Downdraftconditions
G. Lowgaspressure.
A. Removeblockage.*
B. Correctigniterposition.*
C. Cleanandcorrectasnecessary.*
D. Correctorreplacetileasnecessary.*
E. Installfactory-provideddrafthood.*
F. Installventcap.*
G. Adjustburnerorsupplypressure.
*
3. Spillageatdrafthood A. Coldchimney 

B. Ventpipepitchesdowntochimney
C. Blockedchimney
D. Drafthoodaltered .
E. Prefabricatedchimneywithincorrectcap
A. Allowheatertooperate5minutestocreate
  draftaction.*
B. Reinstallventpipetopitchupfromheatertochimney.
C. Removeblockage.*
D. Installfactory-provideddrafthood.*
E. InstallaNationallyRecognizedTestingLab(NRTL)
  listedventcap.*
4. Flamehaslazyyellow
tip
A. Lowprimaryair/lowgaspressure A. Correctmanifoldpressureaccordingtoratingplate.
  Correctlazyyellowtiporicesizeifnecessary(see
  partslist).Cleanburnerportsifdirty.*
5. Notenoughheat A. Inadequategassupply

B. Lowmanifoldgaspressure

C. Heatersizeinadequate
D. Temperaturerisesetincorrectly
A. Gasmetertoosmall.Gaslinefrommetertoheater
  toosmall.*
B. Gaspressureonheatermanifold,shouldbeadjusted
  to4.0"W.C.(Natural),9.0"W.C.(Propane).*
C. Replacewithheaterofhigherinput.*
D. AdjusttemperatureriseaccordingtoSection7.8of
  thismanual.*
6. Heaterpoundingor
knocking
A. Inadequatewaterowthroughheater A. Checktemperaturerisebetweeninletandoutlet
  heaterpiping.SeeSection7.8forrecommended
  rangeofterperaturerise.Iftemperatureriseisabove
  themaximumrecommended,adjustthebypass.
  Checkforclosedvalveinsystem.*
7. Heatercondensing A. Lowwatertemperature


B. Heaterplumbedbackwards
C. Excessivewaterow
A. Flueproductmoisturewillcondenseatthestart-up
  untiltheheaterwatertemperaturereachesthenormal
  operatingconditions.*
B. CorrectPlumbing.*
C. PerformatemperaturerisetestaccordingtoSection
  7.8.Adjustasnecessary.*
8. Igniterlightsbutmain
burnerswilnotcome
on
A. Gasvalvenotat“on”position
B. Airingasline
C. Gasvalvefailed
A. Turnknobto“on”position.
B. Cycleignitionsequenceuntilairisoutofthegasline.*
C. Replacegasvalve.*
*Mustbeperformedbyaqualifiedprofessionalpooltechnician.