Specifications

TroubleshootingGuide
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23|Page
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Table5–RightBankofDipswitches
No. Function ONposition OFFposition
1 Changeunitofdisplayedtemperature C F
2 N/A N/A N/A
(Default)
3 N/A N/A N/A
(Default)
4 ActivationofIndividualoperationmode Enable
(Default)
Disable
5

6
7 ThenumberofpriorityunitsforEasy‐linksystems Two priority 
units
Onepriorityunit
(Default)
8 Deactivationofthefreezeprotectionfiringsystem Enable Disable
(Default)
9 Deactivationoftheexhausttempera turecontrol
(Specialpurposesonly)
Enable Disable
(Default)
10 Master/SlavesettingforEasy‐linksystems Master Slave
(Default)
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DRAININGTHEUNIT:
1) Closethemanualgasshutoffvalve.
2) Turnoffpowertotheunit,andthenturnonagain.
3) Wait30seconds,andthenturnoffpowertotheunit,yetagain.
4) Closethecoldwaterinletshutoffvalve.
5) Openallhotwatertapsinthe
house,oropenthepressure‐reliefvalvetoremovetheinitial
pressure.Whentheresidualwaterflowhasceased,closeallhotwatertaps.
6) Unscrewthedrainplugs(hotwateroutletdrainplugandcoldwaterinletfilter)todrainthe
remainderofwateroutoftheunit.Havea
bucketorpantocatchthewaterfromtheunit’s
drainplugs.Waitafewminutestoensureallwaterhascompletelydrainedfromunit.
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CLEANINGTHE FILTER:
1) Draintheunit(procedureabove).
2) Checkthewaterfilterlocatedwithin
thecoldinlet.Withatinybrush,clean
thewaterfilterofanydebriswhich
mayhaveaccumulatedandreinsert
thefilterbackintothecoldwater
inlet.
Figure24