Takagi T?K4?IN User Manual

NormalOperation
36│Page
Turnofftheelectricalpowersupplyandclosethemanualgasshutoffvalve
andthemanualwatercontrolvalvebeforeservicing.
MAINTENANCEANDSERVICE
• Cleanthecold‐waterinletfilter.(Refertodiagrambelo w)
• Besurethatallopeningsforcombustionandventilationairarenotblocked.
• Theventingsystemshouldbecheckeda nnuallyforanyleaks,corrosion,blockagesordamage.
• Theburnershouldbecheckedannuallyfordust,
lint,greaseordirt.
• Keep the area around  the water heater clear. Remove any combustible materials, gasoline or any
flammablevaporsandliquids.
• Inaccordancewithalllocalcodesandcommonsafetypractices,Waterdischargedfrom thepressure
reliefvalecancausesevereburnsinstantlyfromscalding.DONOT
touchthepressurereliefvalve.
• Ifthereliefvalvedischargesperiodically,itmaybeduetothermalexpansioninaclosedwatersupply
system.Contactthewatersupplierorlocalplumbinginspectoronhowtocorrectthissituation.
• Visualcheckofburnerflames(seebelow)throughtheburner
windowintheburnerassemblylocated
atthemiddleofthewaterheater. 
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Themanufacturerrecommendshavingtheunitcheckedonceayearorasnecessarybyalicensed
technician.Ifrepairsareneeded,anyrepairsshouldbedonebyalicensedtechnician.

UNITDRAININGandFILTERCLEANING

1. Closethemanualgasshutoffvalve.
2. Turn off power to the unit and wait a couple of
seconds.Turnonagain.
3. Wait30seconds,andthenturnoffpowertotheunit,
yetagain.
4. Closethewatershutoffvalve.
5. Open all hot water
taps in the house. When the
residual water flow has ceased, close all hot water
taps.
6. Have a bucket or pan to catch the water from the
unit’sdrainplugs.Unscrew
thetwodrainplugs(Large
andsmall)todrainallthewateroutoftheunit.
7. Wait a few minutes to ensure all water has
completelydrainedfromunit.
8. Cleanthe fil ter:Check the waterfilter locatedwithin
thecoldinlet.Withatinybrush,cleanthewater
filter
of any debr is which may have accumulated and
reinsertthefilterbackintothecoldwaterinlet.
9. Securelyscrewthedrainplugsbackintoplace.Hand‐

tightenonly.

WARNING
Unsatisfactory
Satisfactory
Unsatisfactory
Blueflame
RedorYellow
flame
Flame
blowingup
DrainPlug
withFilter
(Large)
WaterValve
DrainPlug
(Small)
GasValve

Takagi T?K4?IN Specifications

General

Brand	Takagi
Model	T?K4?IN
Category	Water Heater
Language	English