Installation Manual
Installation
21│Page
‐CondensateDrainConnections‐
TheT‐H2‐DV/T‐H2‐OSarehighefficiencycondensingwaterheatersthatproducecondensate(acidic
water).TheacidiccondensategeneratedinthesecondaryheatexchangercanbeneutralizedbytheTH‐
NT01Neutralizer.
CaseA:Ifaneutralizerisnotrequired
1. Connecta1/2”X3/8”(or1/2”)
HBAdaptortothecondensatedrainportatthebottomoftheT‐H2‐
DV/T‐H2‐OS.
2. Connectacondensatedraintubetothe1/2”X3/8”(or1/2”)HBAdaptor.TAKAGIrecommendsthe
materialofthecondensatetubebeeitherEPDMorPVC.
3. Leaveanadequateamount
ofspacebetweentheendofthedraintubeandtheactualdrain,to
facilitateproperdrainage.
CaseB:Ifaneutralizerisrequired(installingtheTH‐NT01Neutralizerassembly)
1. Connectthe1/2”FPTX3/8”MPTAdaptortothecondensatedrainportatthebottomoftheT‐
H2‐
DV/T‐H2‐OS.
2. ConnecttheTH‐NT01Neutralizertothe3/8”MPTconnectionoftheadaptor.Thereisaflow
directionindicatorontheneutralizer.Pleaseorienttheneutralizerintheproperdirection.
3. Connecta1/2”draintubetotheotherendofneutralizer.
4. Leaveanadequate
amountofspacebetweentheendofthedraintubeandtheactualdrain,to
facilitateproperdrainage.
WARNING
• Dischargecondensate(acidicwater)inaccordancewithalllocalcodesand
commonsafetypractices.
Neutralizercartridge
(IncludedwithTH‐NT01)
1/2” Draintube
3/8”or1/2”
Draintube
CaseA
Adequatespace
Drain
CaseB
Condensate
drainport
1/2”FPTX3/8”
(or1/2”)HB
Condensate
drainport
1/2”FPTX3/8”MPT
(IncludedwithTH‐NT01)
Adequatespace
Drain
3/8”MPTX1/2”HB
(IncludedwithTH‐NT01)