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INSTALLATION INSTRUCTIONS & HOME OWNERS MANUAL 

 
 
 

PRO SERIES 

 

IMPORTANT SAFETY INFORMATION  

When installing or using any high voltage electrical appliance, basic safety precautions should always be 
followed. Under no circumstances should you attempt to clean, install, inspect, repair, disassemble or 
otherwise service this water heater, without first shutting off 

all

 power to the unit directly at the breaker 

box. 

SERIOUS BODILY INJURY OR DEATH COULD OCCUR IF YOU IGNORE THIS WARNING.

 

THIS PRODUCT SHOULD BE INSTALLED BY A QUALIFIED ELECTRICIAN OR PLUMBER IN ACCORDANCE 
WITH ALL NATIONAL, STATE, PROVINCIAL AND LOCAL ELECTRICAL & PLUMBING CODES. 

PLEASE READ THESE INSTRUCTIONS THOROUGHLY AND COMPLETELY PRIOR TO INSTALLATION & USE. 
FAILURE TO DO SO COULD CAUSE PROPERTY DAMAGE, SERIOUS INJURY, OR DEATH.  

 

This manual should be given to the homeowner after installation and should be retained for future reference. 

 

 
 

Tested and certified by the Water Quality Association against NSF/ANSI 372 for lead free 
compliance.  
 
 

Summary of Contents for PR008240

Page 1: ...aker box SERIOUS BODILY INJURY OR DEATH COULD OCCUR IF YOU IGNORE THIS WARNING THIS PRODUCT SHOULD BE INSTALLED BY A QUALIFIED ELECTRICIAN OR PLUMBER IN ACCORDANCE WITH ALL NATIONAL STATE PROVINCIAL AND LOCAL ELECTRICAL PLUMBING CODES PLEASE READ THESE INSTRUCTIONS THOROUGHLY AND COMPLETELY PRIOR TO INSTALLATION USE FAILURE TO DO SO COULD CAUSE PROPERTY DAMAGE SERIOUS INJURY OR DEATH This manual s...

Page 2: ......

Page 3: ...e any questions please contact us directly at Eemax Inc 400CaptainNevilleDrive Waterbury CT06705 Toll Free 1 800 543 6163 or 203 267 7890 Fax 203 267 7975 info eemaxinc com CONTENTS 1 BEFORE INSTALLATION 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 GU...

Page 4: ...rical boxes or junctions If you plan to install your water heater on a second floor or in a heated attic space make sure that you follow all code requirements for such installations as required for your area We recommend that you install a drip pan connected to a safe drain below the water heater to avoid property damage in the unlikely event of a leak Alternatively you can install an active water...

Page 5: ...ons UL Standard 499 does NOT require that a pressure relief valve be used However 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...

Page 6: ...Model PR024240 and PR027240 require 3 sets of wires and ground seewiringdiagram Model PR036240 requires 4 sets of wires and ground seewiringdiagram Pleaseseerequiredwiregaugeonthenextpage Eachsetofwiresmustbeconnectedtoitsownindividualdoublepolebreaker InstallationInstructions STEP1 Takeeachwirepairandconnectthem toonebreaker seewiringdiagram Makesurethateachbreakeris connectedwithoneblackwireando...

Page 7: ... 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 Circuit Breaker 1 L1 L1 PR018240 requires 2 sets of breakers and wires PR024240 PR027240 require 3 sets of breakers and wires PR036240 requires 4 sets of breakers and wires PR008240 PR011240 PR013240 require 1...

Page 8: ...heater and limit the maximum volume coming out of your unit to a specified flow rate to prevent the exit temperature from becoming too cool To learn more about flow restrictors or find out how to purchase one for your tankless water heater visit us online at Eemax com or contact us at 1 800 543 6163 Steps for Choosing a Flow Restrictor 1 Find your model in the chart on the left 2 Choose the column...

Page 9: ... risk of a water leak we recommend the following maintenance You should 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 connections Serious internal damage to your water heater can occur if you over tighten the water...

Page 10: ...ossible that the wiring is incorrect Voltage less than 240 volts The heating elements on your water heater are design for 240 volts When use 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 when you use a conventional water heater You may al...

Page 11: ...change the temperature set point exposes electrical shock and burn hazards which can cause INJURY or DEATH Adjustment should only be done by a licensed plumber or electrician PR008240 PR011240 PR013240 PR018240 PR024240 PR027240 PR036240 1 Hot Water Outlet 4 Temperature Set Point Display 6 Wire Connection 2 Cold Water Inlet Remove Cover to Access 7 Brass Compression Nut 3 Celsius Fahrenheit Conver...

Page 12: ...Eemax Inc 400CaptainNevilleDrive Waterbury CT06705 Toll Free 1 800 543 6163 or 203 267 7890 Fax 203 267 7975 info eemaxinc com ...

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