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INSTALLATION (INSTRUCTIONS(&(HOME(OWNER S(MAN UAL(
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HOMEADVANTAGE(II(
HA008240(|(HA011240(|(HA013240(|(HA018240(|HA024240(|(HA027240(|(HA036240(
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IMPORTANT (SA F ET Y (IN FORMATION (
When!installing!or!using!any!high!voltage!electrical!appliance,!basic!safety!precautions!should!always!be!
followed.!Un d er!no !circu m sta nc e !sh ould!yo u!attemp t!to!clean,!install,!inspect,!repair,!disassemble!or!
otherwise!service!this!water!heater,!without!first!shutting!off!all!power!to!the!unit!directly!at!the!circuit!
breaker!box.!SERIOUS(BODILY(INJURY(OR(DEATH(COULD (OCCU R(IF(YOU(IGNORE(THIS(WA RNING .(
THIS(PRODUCT(SHOULD(BE(INSTALLED(BY(A(QUALIFIED(ELECTRICIAN(AND(A(QUALIFIED(PLUMBER(IN(
ACCORDANCE(WITH(ALL(NATIONAL,(S T A T E ,(P R O VINCIAL (A ND(LOC AL(ELECT R IC AL(&(PL U MBING (C O DES.(
PLEASE(READ(THESE(INSTRUCTIONS(THOROUGHLY(AND(COMPLETELY(PRIOR(TO(INSTALLATION(&(USE.(
FAILURE(TO(DO(SO(COULD(CAUSE(PRO PERTY(DA MA GE,(SERIOUS(INJURY,(OR(DEATH.((
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This(manual(should(be(given(to(the(homeowner(after(installation(and(should(be(retained(for(future(reference.(
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Tested!and!certified!by!the!Water!Quality!Association!against!NSF/ANSI!372!for!lead!free!
compliance.!
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IMPORTANT(SAFETY(INFORMATION(
READ!ALL!INSTRUCTIONS!BEFORE!USING!
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DANGER!((
WATER(TEMPERATURE(SAFETY(SETTING(
Safety!and!energy!conservation!are!factors!to!be!considered!when!selecting!the!
water!temperature !setting !of!wa ter!hea ter’s!therm o stat.!W a ter!tem p eratu res!
above!the!125°F!can!cause!severe!burns!or!death!from!scalding.!Be!sure!to!read!
and!follow!the!warnings!outlined!on!the!label!pictured!below.!This!label!is!also!
located!o n !th e!water!heate r!near!the!thermostat!access!panel.!
!
Notice:!Mixing!valves!are!recommended!for!reducing!
point!of!use!water!temperature!by!mixing!hot!and!cold!
water!in!branch!water!lines.!It!is!recommended!that!a!
mixing!valve!complying!with!the!Standard!for!
Temperature!Actuated!Mixing!Valves!for!Ho t!W ate r!
Distribution!Systems,!ASSE!1017!be!installed.!
!
The!chart!shown!above!may!be!used!as!a!guide!in!
determining!the!proper!water!temperature!for!your!
home.!!!
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DANGER:!Households!with!small!children,!
disabled,!or!elderly!persons!may!require!a!120°F!or!lower!
thermostat!setting!to!pre ven t!con tact!w ith!“H O T”!w ate r.!
The!temperature!of!the!water!in!the!heater!is!regulated!
by!the!electronic!control!on!the!front!of!the!water!
heater.!To!comply!with!safety!regulations,!the!
thermostat!was!se t!at!120 °F!before!the!water!heater!was!
shipped!from!the!factory.!
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Please!consult!Section!10!
to!learn!more!abou t!setting!
your!heaters!temperature.!
Rotate!right!for!higher!
temperature!(up!to !140 F)!
or!rotate!left!for!cooler!
temperature!(as!low !as!
80F)!will!be!displayed!on!
the!screen!above!the!kn ob . !
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ABOUT(YOUR(TANKLESS(WATER(HEATER(
Congratulations!on!the!purchase!of!your!Electric!Tankless!Water!Heater!!You!have!purchased!the!most!
technologicallycadvanced!electric!tankless!water!heater!on!the!market!today.!!
Your!new!electric!tankless!water!heater!features!advanced!water!flow!rate!and!tempera ture!se nso rs!de sign ed!to !
modulate!power!to!the!heating!elements!to!maintain!a!precise!usercselected!output!wa ter!temperatu re!
between!80°F!and!140°F!(subject!to!incoming!water!temperature!and!power!of!the!selected!model).!
To!get!the!best!performance!and!energy!savings!from!your!electric!tankless!water!heater,!it!is!important!that!it!
be!installed!in!accordance!with!our!instructions!and!the!electrical!and!plumbing!codes!applicable!to!your!area,!
and!that!you!read!this!manual!thoroughly!for!important!operating!instructions!and!tips.!
If!you!have!q ue stion s!at!any!time,!please!contact!us!directly!at:!
Eemax(Inc.(
400(Captain(Neville(Drive,(Waterbury,(CT(06705(
Toll(Free:(1_800_543_6163,(or(203_267_7890(Fax:(203_267_7975(
info@e e maxinc .c o m(
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CONTENTS(
1.! BEFORE!INSTALLA T IO N!
2.! SELECTING!A!LOCATION!TO!INSTALL!
3.! MOUNTING!YOUR!WATER!HEATER!
4.! PLUMBING!INSTALLATION!
5.! ELECTRICAL!INSTALLATION!
6.! SIZING!GUIDE!
7.! GENERAL!OPERATING!INSTRUCTIONS!
8.! MAINTENANCE!
9.! TROUBLE!SHOOTING!GUIDE!
10.! USER!INTERFACE!
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1_(BEFORE(INSTALLATION(
PLEASE(READ(THESE(INSTRUCTIONS(THOROUGHLY(AND(COMPLETELY(PRIOR(TO(INSTALLATION(&(USE.(
FAILURE(TO(FOLLOW(INSTRUCTIONS(COU LD(CAUSE(PRO PERTY(DA MA GE,(SERIOUS(PERSON AL(INJURY,(OR(
DEATH.((
By!installing!this!product,!you!acknowledge!the!terms!of!the!manufacturer’s!warranty.!Once!the!heater!is!
installed,!do !n o t!re tu rn !p ro d u ct!to !th e !p lac e !of !pu rc h a se .!If!yo u !h av e !an y !qu e st ion s !reg a rd in g!th e !w a rra n ty !or !
product!return!policies,!please!contact!Eemax!at!800c543c6163.!
Inspect!a ll!co mpone n ts. !T h e!c o n te n ts !o f!yo u r !b ox !s hould!include!one!of!the!following!units:!
•! HA008240!
•! HA011240!
•! HA013240!
•! HA018240!
•! HA024240!
•! HA027240!
•! HA036240!
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2_(SELECTING(A(LOCATION(TO(INSTALL(
This!product!is!designed!to!be!installed!indoors!only.!You!may!install!your!unit!in!an!outdoor!location!so!long!as!
it!is!moun te d!in !a !su ita b le!e n clo s u re!th a t!p ro te c ts!it!fro m!rain,!splash e d !w a te r,!d ire ct!su n lig h t,!de b ris ,!an d !
insects.!!
DO!NOT!install!this!product!in!a!location!where!it!may!be!subjected!to!freezing!temperatures.!If!the!wa ter!insid e!
your!tankless!water!heater!freezes,!it!can!cause!severe!and!permanent!damage!that!is!not!covered!under!your!
warranty.!
DO!NOT!locate!the!water!heater!in!a!location!that!is!difficult!to!access.!!
Make!sure!that!the!water!heater!and!hot!water!outlet!pipe!are!out!of!reach!of!children!so!they!are!unable!to!
tamper!with !the!tem p era ture !con trols!or!in jure!th em se lves!by !tou chin g!the !ho t!wa ter!ou tlet!pip e.!Th e!ou tlet!
water!pipe!can!get!very!hot.!
This!product!does!NOT!require!venting.!
Avoid!installing!your!tankless!water!heater!in!a!location!prone!to!excessive!humidity,!moisture,!or!dust,!or!in!an!
area!where!it!may!be!splashed!with!water!or!other!liquids.!DO!NOT!install!under!water!pipes!or!air!conditioning!
lines!that!m ig h t!le ak !o r!co n d e ns e !m o istu r e!th a t!co u ld !th e n !dr ip !on to !th e !h eater.!DO!NO T !install!ab ov e!electrica l!
boxes!or!junctions.!
If!you!plan !t o !ins ta ll!y o u r!w a te r!h e a te r!o n !a !se c o n d !flo o r!o r!in !a !h ea te d !a tt ic!s p ac e ,!make!sure !to!follow!all!code!
requiremen ts!fo r!such !insta llation s!as!req u ired!fo r!you r!are a.!W e !reco m m en d !that!you!install!a!drip!pan!
(connected !to!a!sa fe!dra in)!b elow!the!water!he ater!to !avo id!p rop erty !damage!in!the!unlike ly!eve n t!of!a!leak .!
Alternatively,!you!can!install!an!active!water!leak!detector!and!shutoff!valve!designed!to!turn!off!your!water!
supply!in!the!event!that!a!leak!is!ever!detected.!
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3_(MOUNTING(YOUR(WATER(HEATER(
Your!tankless!water!heater!should!be!secured!to!the!mounting!surface!with!4!screws!(minimum!1cinch!lo n g) !
using!the!builtcin!moun tin g!b ra c ke ts!o n !e ac h !sid e !of !the !h e at er.!Make!sure !th a t!th e !mounting!surface!is!solid!
and!secure,!and!ensure!that!the!unit!is!level!prior!to!securing!the!screws.!For!ease!of!installation!and!servicing,!
we!recommend!that!this!product!be!installed!in!an!upright!position!with!the!inlet!and!outlet!water!connections!
at!the!bottom!of!the!unit!for!the!18,!24,!27,!and!36!kW!models,!and!with!the!inlet!and!outlet!water!connections!
on!the!left!and!right!sides!of!the!unit!for!the!8,!11,!and!13!kW!models.!!
Recommended(Clearances:! 12!inches!above!and!below!the!heater!
6!inches!in!front!of!and!to!the!sides!of!the!heater!
CAUTION:(Combustible(materials(should(be(kept(at(least(24(inches(away(from(your(water(heater(and(the(hot(
water(outlet(pipe.(
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4_(PLUMBING(INSTALLATION(
Please!follow!all!plumbing!instructions!carefully.!We!recommend!that!this!product!be!installed!by !a!license d!an d !
qualified!plumber!in!accordance!with!all!applicable!national,!state,!provincial,!and!local!plumbing!codes.!
Installation (In s tru c tio n s(
STEP(1:!Connect!the!HOT!WATER!line!to!the!water!heater!OUTLET!located!on!the!left!when!facing!unit.!Connect!
the!COLD!W A TE R!line!to !the!w ate r!hea ter!INL ET!lo c at ed !o n !th e !righ t !when!facing!unit.!
STEP(2:!After!tightening!both!fittings!on!the!wa ter!hea ter,!op en !sever al!hot!water!faucets!and!allow!water!to!run!
though!the!w ate r!hea ter!for!at!lea st!2!to!3!m in ute s.!This!p roce ss!pu rges !all!the!air!from!the!water!lines!an d!
MUST!be!performed!prior!to!turning!on!the!power!at!the!unit.!FAILURE!TO!FOLLOW!THIS!STEP!CAN!CAUSE!
PERMANENT!DAMAGE!TO!THE!HEATING!ELEMENTS.!If!any!maintenance!is!performed!on!the!water!heater!or!the!
home’s!plumbing!system!that!may!introduce!air!into!the!plumbing!pipes,!it!is!important!to!turn!the!power!off!to!
the!water!heate r!and !pu rge!th e!air!ou t!of!the !line s!b e fo re !allo w in g !th e !un it!to !p o w e r!u p . !
STEP(3:!Carefully!inspect!all!connections,!unions,!and!the!pressure!relief!valve!(if!installed)!for!leaks.!
IMPORTANT (N OTES:(
1.! Do!not!solder!any!pipes!with!unit!connected!to!pipes!–!heat!from!soldering!may!damage!the!flow!
sensor.!Doing!so!will!void!the!warranty.!
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2.! This!automatic!tankless!water!heater!is!equ ip ped !w ith!bo th !com p ute rcco ntrolled!and!electroc
mechanical!auto!resetting!thermostat!switches!for!highclimite d !temperatu re !pro t ec tio n .!Sin c e !this !
product!does!not!use!a!storage!tank,!the!use!of!a!temperature!pressure!relief!valve!(T&P)!is!not!required!
for!most!installation s.!U L!Stan d ard !499 !do es!N O T!req u ire!tha t!a!pre ssu re!relief!va lve!b e!us ed .!Ho w eve r,!
a!T&P!valve!may!be!required!to!meet!installation!codes!in!your!area.!If!one!is!required,!install!the!
pressure!relief!valve!in!accordance!with!local!codes!and!ensure!that!it!operates!correctly!and!that!air!is!
purged!from!the!valve!prior!to!installing!the!water!heater.!When!connecting!to!Flex!or!High!
Temperature!CPVC!pipe,!we!recommend!that!a!T&P!valve!be!used!for!added!safety.!
Please(note:(Installations(in(the(Commonwealth(of(Massachusetts(and(State(of(Kentucky(require(a(
pressure(relief(valve.(Please(check(your(local(installation(codes(for(any(special(requirements.(
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3.! The!maximum!operating!water!pressure!is!150!PSI.!If!the!water!pressure!is!higher,!a!pressure!red uc ing!
valve!must!be!installed!on!the!main!incoming!water!supply!line!prior!to!installing!the!electric!tankless!
water!heater.!
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4.! Flexible!water!heater!hoses!are!recommended!to!be!used!with!your!water!heater!as!part!of!the!
installation .!When!co n n ec tin g!th e !in le t!w a te r!p ipe !to !th e !un it ,!m a ke !su re !to !us e !a!w r en c h !to !ho ld !th e !
unit’s!connection,!and!another!wrench!to!tighten,!so!that!the!flow!sen sor!o n!th e!un it!will!not!be!
loosene d !or!d a maged.!Se rio u s!in te rn a l!da mage!to!the !w a te r!h e at er!can!occur!if!the!inlet!or!outlet!
connections!are!over!tightened!or!if!solder!connectio n s!we re!m a de .!
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5.! We!recommend!that!a!manual!shutcoff!valve!(ball!valve)!is!insta lle d!o n !th e !inle t!a n d !ou t let!o f!th e !w a te r!
heater!so!that!there!is!a!con ven ien t!shu tcoff!point!available!in!the!ev ent!th at!futu re!m a inten an ce!o r!
servicing!is!required.!It!is!extremely!importa nt!to !flush !the!lines !to!elim ina te!all!plu m bin g!pa ste!or!
residue!in!the!lines!ca u sed !by!an y!w e lding !or!sold erin g!before!connecting!pipes!to!the!water!heater.!!
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We!recommend!that!all!the!water!pipes!or!hoses!within!3!feet!of!the!inlet!and!outlet!connections!be!rated!for!
high!temperature!applications!with!a!150°F!minimum.!!
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5_(ELECTRICAL(INSTALLATION(
Eemax!recommends!that!this!product!be!installed!by!a!licensed!and!qualified!electrician!in!accordance!with!all!
applicable!national,!state,!provincial,!and!local!electrical!codes.!As!with!all!electrical!appliances,!under!no!
circumstances!should!you!attempt!to!install,!repair!or!disassemble!this!water!heater!without!first!shutting!off!all!
power!to!the!unit!directly!at!the!fuse!or!breaker!box.!Make(sure(to(shut(off(all(breakers.(SERIOUS(BODILY(
INJURY (O R (DEATH (C O ULD(OC C U R (IF (Y O U (IGNORE (T H IS (WARN IN G .(
All!wiring!(wire!gauge)!and!circuit!protection!(breakers)!must!comply!with!the!U.S.!National!Electrical!Code!(NEC)!
in!the!USA,!or!th e !C a n a d ia n !E l ec tr ic al !C o d e !( C E C )!i n !C a n a d a .!F a ilure!to!do !s o !c o u ld!result!in !p r o p e rt y !d a mage!
and/or!personal!injury,!and!void!your!warranty.!Note:!The!Canadian!Electrical!Code!generally!requires!that!all!
supply!wires!and!corresponding !circuit!protection!used!for!dom estic!hot!water!heating !and!hyd ronic!heating!
applications!be!sized!to!a!minimum!of!125%!of!the!maximum!current!rating!of!the !h ea te r!(se e !m o d e l!
specifications!below!for!details).!
Before!installing!this!product,!ensure!that!the!home!has!sufficient!electrical!power!available!to!handle!the!
maximum!amperage!load!of!the!applicable!model.!
IMPORTANT (N OTES:(
Model!HA008240,!HA011240,!and!HA013240!require!1!set!of!wires!and!ground!(see(wiring (dia gr am)!
Model!HA018240!requires!2!sets!of!wires!and!ground!(see(wiring(diagram )!
Model!HA024240!and!HA027240!require!3!sets!of!wires!and!ground!(see(wiring(d iag ra m )!
Model!HA036240!requires!4!sets!of!wires!and!ground((see(wir ing (diag ra m )(
Please(see(electrical(specifications(by(model(and(wiring(diagram(on(the(next(page(for(additional(electrical(
inform a tio n .(
Each(set(of(wires(must(be(connected(to(its(own(individual(double(pole(breaker.(
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Installation(Instru ctions (
STEP(1:!Take!each!wire!pair!and!connect!them!to!one!breaker!(see!wiring!diagram).!Make!sure!that!each!breaker!
is!connec te d !w ith !o n e!b la ck !w ire !a n d!o n e !re d!wire!
STEP(2:!Using!a!suitable!wire!gauge!that!meets!all!applicable!electrical!codes!for!the!size!of!the!break ers!us ed ,!
run!the!correct!sets !of!w ire!from !th e!ho m e ’s!ma in!b rea ker!p an el!to!th e!tan kless !wa ter!h eate r.!!!
STEP(3:!A!separate!ground!conductor!for!each!incoming!circuit!is!required.!
STEP(4:!DOUBLE!CHECK!the!electrical!connections!to!make!sure!they!are!correct!and!that!all!wire!connections!
are!tight!and!secure.!Also!confirm!that!the!correct!breaker!size!and!wire!gauge!has!been!used!and!confirm!that!
the!unit!has!been !con n ected !to!a!gro un d !in!accordan ce!with!applicable!codes.!
STEP(5:!Confirm!that!all!the!air!has!been!purged!from!the!water!lines!prior!to!turning!on!power!to!the!unit.!Refer!
to!STEP!2!in!the!plu m bin g!insta llation !sectio n.!
!
CAUTION:!Ensure!that!you!have!made!the!correct!connections.!You!must!follow!the!wire!connection!as!shown!
to!ensure!proper!operation!of!the!unit.!If!you!mix!up!one!set!of!wires!with!another,!the!unit!will!not!operate!
correctly!even!though!it!turns!on!and!otherwise!appears!to!function!properly.!
!
The!water!heater!is!now!installed!and!ready!to!use!!Follow!the!General!Operating!Instructions!to!complete!the!
setup.!We!highly!recomm end!that!this!is!done!with!the!ho m eow ner!presen t.!
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Electrical(Specifications(by(Model(
MODELS(
HA008240(
HA011240(
HA013240(
HA018240(
HA024240(
HA027240(
HA036240(
ELEMENTS(
1!
2!
2!
2!
3!
3!
4!
VOLTAGE(
240!V!
240!V!
240!V!
240!V!
240!V!
240!V!
240!V!
MAX(kW(
8!kW!
11!kW!
13!kW!
18!kW!
24!kW!
27!kW!
36!kW!
kW(PER(ELEMENT(
8!kW!
5.5!kW!
6.5!kW!
9!kW!
8!kW!
9!kW!
9!KW!
MAX(AMPERAGE(DRAW(
33!AMPS!
46!AMPS!
54!AMPS!
75!AMPS!
100!AMPS!
112.5!AMPS!
150!AMPS!
REQUIRED(BREAKERS(
1!x!40!AMP!
1!x!50!AMP!
1!X!60!AMP!
2!X!40!AMP!
3!x!40!AMP!
3!X!40!AMP!
4!X!40!AMP!
REQUIRED(WIRE(GAUGE(
1!x!8!AWG!
1!x!6!AWG!
1!x!6!AWG!
2!X!8!AWG!
3!x!8!AWG!
3!X!8!AWG!
4!X!8!AWG!
!
!
Wiring(Diagram(
(
(
! (
Circuit!Brea ker!#1!
!
L1! ! L1!
Circuit!Brea ker!#2!
!
L2! ! L2!
Circuit!Brea ker!#3!
!
L3! ! L3!
Circuit!Brea ker!#4!
!
L4! ! L4!
BLACK!
RED!
BLACK!
RED!
BLACK!
RED!
BLACK!
RED !
HA008240cHA011240c
HA013240!require!1!set!of!
breaker!and!wire!
HA0018240!requires!2!sets!of!breakers!and!wires!
HA0024240cHA027240!require!3!sets!of!breakers!and!wires!
HA0036240!requires!4!sets!of!breakers!and!wires!
!
7!
6_(SIZING(GUIDE(
Please!use!the!chart!below!to!see!how!many!gallons!per!minute!your!tankless!water!heater!can!produce!with!
your!incoming!water!temperature.!The!gallons!per!minute!is!calculated!assuming!105°F!outlet!temperature.!
!
Incoming(Water(
Temperature(
HA008240(
HA011240(
HA013240(
HA018240(
HA024240(
HA027240(
HA036240(
40°F!
0.8!
1.2!
1.4!
1.9!
2.5!
2.8!
3.8!
45°F!
0.9!
1.3!
1.5!
2.0!
2.7!
3.1!
4.1!
50°F!
1.0!
1.4!
1.6!
2.2!
3.0!
3.4!
4.5!
55°F!
1.1!
1.5!
1.8!
2.5!
3.3!
3.7!
4.9!
60°F!
1.2!
1.7!
2.0!
2.7!
3.6!
4.1!
5.5!
65°F!
1.4!
1.9!
2.2!
3.1!
4.1!
4.6!
6.1!
70°F!
1.6!
2.2!
2.5!
3.5!
4.7!
5.3!
7.0!
75°F!
1.8!
2.5!
3.0!
4.1!
5.5!
6.1!
8.2!
80°F!
2.2!
3.0!
3.6!
4.9!
6.6!
7.4!
9.8!
!
(Gallons!per!M inu te) !
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!
!
FLOW(REGULATOR(–(OPTIONAL(
To!ensure!the!optimal!temperature!output!and!overall!performance!of!your!tankless!water!heater!you!may!
require!a!flow!reg ula tor.!Th ese !flow !regu lato rs!are !installe d!on !the !ou tlet!co nn ectio n !of!you r!tan kles s!water!
heater!and!limit!the!maximum!volume!coming!out!of!your!unit!to!a!specified!flow!rate!to!prevent!the!exit!
temperature !from !be coming!too!cool.!To !learn!m o re!ab o ut!flow !reg ula tors!o r!find!o ut!ho w !to!p urch as e!on e!for!
your!tankless!water!heater!visit!us!online!at!Eemax.com!or!contact!us!at!1c800c543c6163.!
Steps(for(Choosing(a(Flow(Regulator(
1.! Find!your!model!in!the!chart!on!the!left!
2.! Choose!the!column!with!the!inlet!water!temperature!closest!to!your!geographical!location!
3.! Take!the!GPM!or!gallons!per!minute!you!find!and!match!it!with!the!corresponding!flow!regulator!on!the!
right!
(((((((((((((Inlet(Wa te r (T emperatu r e!
!
40°F(
50°F(
60°F(
70°F(
!
Eemax(Part(Number(
Maximum(Flow(Rate(
Connection(Size(
HA008240!
1.0(
1.0(
1.0(
1.5(
IFR!1c2!
1.0!GPM!
1/2"!Compression!
HA011240!
1.0(
1.0(
1.5(
2.0(
1.5!GPM!
1/2"!Compression!
HA013240!
1.0(
1.5(
2.0(
2.0(
2.0!GPM!
1/2"!Compression!
HA018240!
2.0(
2.0(
2.0(
3.0(
IFR!3c4!
2.0!GPM!
3/4"!NPT!
HA024240!
2.0(
2.0(
3.0(
4.0(
3.0!GPM!
3/4"!NPT!
HA027240!
2.0(
3.0(
4.0(
5.0(
4.0!GPM!
3/4"!NPT!
HA036240!
3.0(
4.0(
5.0(
5.0(
5.0!GPM!
3/4"!NPT!
!
*Selection!based!on!inlet!temperature!above!and!outlet!temperature!of!105°F!
!
7_(GENERAL(OPERATING(INSTRUCTIONS(
Operating!your!new!tankless!water!heater!is!similar!to!using!any!traditional!water!heating!system.!However,!it!is!
very!importan t!th a t!yo u !ca re fu lly !rea d !all!o f!th e !se tu p !p ro ce d u re s!a n d!o p e ra tin g!in st ru ctio n s !an d !tip s!to !e n su re !
the!maximu m !p erformance!and!en ergy !savin gs!fro m !you r!new!water!heater.!W e!rec om mend!that!all!me m be rs!
of!the!household!read!these!General!Operating!Instructions.!
How(your(new(water(heater(works:!Your!tankless!water!heater!does!not!store!hot!water!like!a!conventional!
tankctype!w ate r!hea ter.!It!conta ins!h igh!p ow ere d!h eatin g!elem e nts!th at!are !cap ab le!of!he ating !wa ter!o nc
demand.!As!soon!as!you!turn!on!a!hot!water!faucet,!a!sophistica ted !flow !sen sor!rec ogn izes !that!yo u!h ave !turn ed !
on!the!water.!This!sensor!measures!flow!rate!while!another!sensor!measures!the!incoming!water!temperature.!
This!information!is!transmitted!continually!to!the!computer!logic!controls!which!decide!how !mu ch!pow er!to!
send!to!the!heating!elements!to!heat!the!water!to!your!desired!tem perature.!On ce!the!water!faucet!is!turned!off!
your!water!heater!will!turn!off!as!well.!
!
8_(MAINTENANCE(
To!ensure!maximum!performance!of!your!water!heater!and!to!reduce!the!risk!of!a!water!leak,!we !recommend!
the!following!m ain ten an ce:!
Inspect!the!connections!on!the!inlet!and!outlet!of!the!water!heater!at!least!on!an!annual!basis!for!any!signs!of!
damage!or!failure.!Any!signs!of!damage,!cracks,!leakage!or!weakness!should!be!addressed.!Take!care!not!to!over!
tighten!the!con n ection s.!Se riou s!intern al!da m ag e!to!yo ur!w a ter!hea ter!ca n!oc cur!if!you !over!tighten!the!water!
heater!connections!at!the!unit.!
IMPORTANT (N OTES:(
As!with!all!electrical!appliances,!under!no!circumstances!should!you!attempt!to!install,!repair!or!disassemble!this!
water!heater!without!first!shutting!off!all!power!to!the!unit!directly!at!the!fuse!or!breaker!box.!SERIOUS(BODILY(
INJURY (O R (DEATH (C O ULD(OC C U R (IF (Y O U (IGNORE (T H IS (WARN IN G .(
When!any!maintenance!is!performed!on!the!water!hea ter!or!the!hom e’s!plumb ing!system !that!may!introdu ce!air!
into!the!plu mbing!pip e s,!it!is!important!to !tu rn !th e !p o w e r!o ff!to !th e !w a te r!he a te r!a nd !p u rg e!th e !a ir!o ut !of !the !
lines!befo re !allo w in g !th e !un it!to !p o w e r!u p .!FA IL U R E !TO !DO!SO!COULD!CAUSE!PERMANENT!DAMAGE!TO!THE!
HEATING!ELEMENT!AND!VOID!YOUR!WARRANTY.!!
If!you!hav e !a!water!sup p ly !w it h !a!h ig h !le ve l!o f!mineraliza tio n !(h a rd !water),!you !s h ou ld !in c re a se !th e !fre q u e n cy !o f!
your!maintenance.!
!
9_(TROUBLE(SHOOTING(GUIDE(
Are(you(having(problems(with(your(water(heater?(
Please!call!or!email!our!customer!service!and!technical!support!team!for!a ny!h elp!yo u !m ay!n eed .!
TOLL(FREE(1_800_543_6163(
!
! !
!
9!
The!following!table!represents!some!of!the!most!common!technical!support!questions!we!receive.!Before!calling!
us,!please!read!thoroughly!to!see!if!your!question!or!problem!is!addressed.!
PROBLEM(
POSSIBLE(CAUSE(
SOLUTION(
Water!heater!is!not!heating!at!all!
(water!is!flowing!b ut!th e!u nit!is!no t!
heating!c!the!outgoing!wate r!
temperature!is!the!sam e !as!th e!
cold!water!supply)!c!the!digital!
display!does!NOT!light!up.!
No!power!or!incorrect!
wiring.!
Make!sure!the!breakers!at!main!electrical!panel!are!ON.!You!
may!have!a!faulty!breaker!or!unit!may!be!wired!incorrectly.!
Flow!rate!is!too!low!/!
water!pressure!is!too!
low.!
Your!water!heater!has!an!activation!flow!rate!of!approximately!
0.3!GPM.!If!your!water!flow!rate!is!less!than!this!level,!your!unit!
will!not!activate.!Increase!the!flow!rate.!
Water!heater!is!not!heating!at!all!
(water!is!flowing!b ut!th e!u nit!is!no t!
heating!c!the!outgoing!water!
temperature!is!the!sam e !as!th e!
cold!water!supply)!The!digital!
display!DOES!light!up.!
Internal!part!fa ilu re .!
Please!call!us!for!technical!assistance.!
Water!heater!is!heating!but!the!
water!temperature!is!not!hot!
enough.!
User!temperature!
setting!too!low.!
Turn!up!the!temperature!setting!on!the!unit.!
Flow!rate!is!too!high.!
Depending!on!your!incoming!water!temperature!and!the!power!
output!of!your!model,!your!water!flow!rate!may!exceed!the!
physical!heating!capacity!of!your!water!heater.!Reduce!the!flow!
rate!by!installing!an!Eema x!Flo w !Reg ula tor.!U se!th e!ch art!in!
section!6!to!find!out!which!flo w!regulator!wo rks !be s t!fo r!yo u r!
particular!model.!!
Crossed!wires.!
If!it’s!a!new!insta llat io n,!h a ve !yo u r!e le ctr icia n !d o ub le !c he c k!th e !
wiring.!Is!possible!that!the!wiring!is!incorrect.!
Voltage!less!than!240!
volts.!
The!heating!elements!on!your!water!heater!are!design!for!240!
volts.!When!used!with!a!lower!voltage,!they!produce!less!
heating!power.!You!may!need!to!upgrade!to!a!larger!model.!!
Mixing!too!much!cold!
water.!
You!do!not!need!to!mix!as!much!cold!water!with!your!tankless!
water!heater!compared!to!whe n!yo u!u se!a !con ven tion al!w ate r!
heater.!You!may!also!have!an!anticscald!feature!on!your!faucet!
that!is!mixing!cold!water.!Th ese !type s!of!fau cets !can !usu ally!be !
adjusted!to!reduce!the!amount!of!cold!water!mixed.!!
The!water!temperature!at!the!
faucet!is!less!than!th e!te m p era ture !
setting!of!my!water!heater.!
Voltage!less!than!240!
volts.!
The!computer!chips!in!your!tankless!water!heater!are!
programmed!with!the!expectation!that!your!incoming!line!
voltage!is!240!volts.!If!you!have!less!than!240!volts,!it!may!affect!
the!reading!on!your!w ate r!hea ter’s!digita l!display !and !cau se!it!to!
read!slightly!higher!than!the !actu al!ou tpu t!tem p era ture .!To !
compensate!for!this,!increase!the!setting!on!your!water!heater!if!
you!need!/!want!hotter!water.!
AnticScald!
pressure/balancing!
valve!or!tempering!
valve.!
Your!faucet!may!have!an!anticscald!feature!or!a!tempering!valve!
that!automatically!mixe s!cold !wa ter!ev en!w h en !you !turn !you r!
control!lever!or!handle!to!full!hot.!These!devices!are!usually!
adjustable!so!you!can!turn!off!the!cold!mix!completely.!You!can !
compensate!for!this!by!increasing!the!setting!on!your!water!
heater!if!you!need/want!hotter!water.!
Thermal!loss!due!to!
long!pipe!run !
As!the!hot!water!from!the!heater!runs!through!the!hot!water!
delivery!system!to!your!faucet,!some!heat!will!be!lost!esp ec ially!
if!it!has!long!distan c e!to !tr av el!o r!th e !pip e s!a re !co ld .!Th is!is!
normal.!You!can!compensate!for!this!by!increasing!the!setting!on!
your!water!heater!if!you!need/want!ho tte r!w a te r.!
!
! (
!
10_(USER(INTERFACE(
Power!
•! Click!adjustment!knob,!the!disp l ay !will!turn!o n !
•! Click!the!adjustment!knob!again,!the!display!will!turn!off!
C/F!Conversion! !
•! Press!the!adjustment!knob!for!3!seconds,!the!display!w ill!cha nge !from !F ah ren he it!to!Ce lsius!o r!vice!
versa!
Temperature!Control!
•! Turning!the!knob!clockwise!increases!the!set!output!water!temperature!
•! Turning!the!knob!counter!clockwise!decreases!the!set!output!water!temperature!
•! You!can!set!or!adjust!the!temperature!at!any!time!between!80°F!–!140°F!(27°C!–!60°C).!The!temperature!
can!be!changed!to!your!desired!setting.!The!display!will!only!stay!on!when!the!unit!is!in!use!or!when!you!
are!setting!the!temperature.!!
•! DANGER:(Hotter(water(increases(the(potential(for(Hot(Water(SCALDS(
!
CAUTION(–!rem o vin g!the !cove r!to!ch an ge !the!temperature!set!p oin t!exp os es!ele ctrical!sh oc k!an d!b urn !ha zard s,!
which!can!cause!INJURY!or!DEATH.!Adjustment!should!only!be!done!by!a!licensed!plumber!or!electrician.!
HA008240(–(HA011240(–(HA013240!
HA018240(–(HA024240(–(HA027240(–(HA036240!
!
!
1.!Hot!Water!Outlet!
5.!Adjustment!Knob!&!Temperature!Control!
9.!Electrical!Strain!Relief!
2.!Cold!Water!Inlet!
6.!Wire!Connection!
10.!Mounting!Bracket!(1”)!
3.!Celsius/Fahrenheit!Conversion!(Press!&!Hold!3!sec.)!
7.!Brass!Compression!Nut!
!
4.!Temperature!Set!Point!Display!
8.!Brass!Compression!Ferrule!
!
!
Model!Number!
Height!
Width!
Depth!
Pipe!Centers!Distance!
HA008240!
11.5!inches!
8!inch es !
3.75!inches!
c!
HA011240!
11.5!inches!
8!inches!
3.75!inches!
c!
HA013240!
11.5!inches!
8!inches!
3.75!inches!
c!
HA018240!
17!inches!
14!inches!
3.75!inches!
5.875!inches!
HA024240!
17!inches!
17!inches!
3.75!inches!
5.875!inches!
HA027240!
17!inches!
17!inches!
3.75!inches!
5.875!inches!
HA036240!
17!inches!
21!inches!
3.75!inches!
9.8125!inches!
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USA!AND!CANADA:!
Eemax(Inc.(
400(Captain(Neville(Drive,(Waterbury,(CT(06705(
Toll(Free:(1_800_543_6163,(or(203_267_7890(Fax:(203_267_7975(
info@e e maxinc .c o m(
