Maxwell MSxxxC2T series Installation And Instruction Manual Download Page 4

This is not a do-it-yourself project. Failure to have this appliance installed by a licensed and certified electrician and 
plumber will void all warranties.

Under no circumstances should you attempt to clean, install, inspect, repair, disassemble or service the Maxwell electric 
tankless water heater without first shutting off all power to the unit directly at the circuit breaker box.

 SERIOUS BODILY 

INJURY OR DEATH COUILD OCCUR IF THIS WARNING IS IGNORED.

INSTALLATION OF THIS PRODUCT IS RESTRICTED TO INDOOR LOCATIONS BY QUALIFIED PLUMBING, 
HEATING, MECHANICAL, ELECTRICAL CONTRACTORS ONLY, IN ACCORDANCE WITH ALL NATIONAL, 
STATE, PROVINCIAL, AND LOCAL ELECTRICAL AND PLUMBING CODES

.

By installing this product you acknowledge the terms of manufacturer's warranty and your authorized dealers return 
policy. Water heaters that have been installed cannot be returned. If you plan to install your water heater on a second 
floor/above ground or in a heated attic space you must follow all code requirements for installation in your area. It is 
highly recommended to install a drip pan connected to a safe drain as per code requirements below the water heater 
to avoid property damage in case of eventual leaks, and / or install an active water leak detector and shut off valve to 
turn off your water supply in the event that a leak is ever detected.

Installation of this product is restricted to indoor locations only.

2. ABOUT YOUR ELECTRIC TANKLESS WATER HEATER

Please read thoroughly and understand this safety and installation manual completely before beginning to enjoy your 
new on demand electric Maxwell tankless water heater, as it contains important safety information and installation 
instructions.

If you need assistance or have any questions please contact us at: (305) 593-8358

Please keep this manual for future reference and technical information.

1. WARNINGS

3

Rear Cover

Temp. Controller

Heating Chamber

Thermal cut-out

(Manual Reset)

Triac

Temp. Sensor

Water Outlet 

Connection

Control Board

Flowmeter

Temp. Sensor

Water Inlet 
Connection

MS-C2TMU

Stainless Steel Model 

MS-C2T_U

Injected Mold Model

Triac

Stainless Steel 

Rear Cover

Thermal cut-out

(Manual Reset)

Temp. Sensor

Water Outlet 

Connection

Water Inlet 
Connection

Temp. Sensor

Flowmeter

Control Board

Picture 2

Picture 3

Terminal Block

Terminal Block

Summary of Contents for MSxxxC2T series

Page 1: ...r Heater Installation and Instructions Manual Keep this Instructions Manual in a safe place once your unit is installed You may need to refer to it for general instructions or future maintenance MSxxxC2T_U SERIES MSxxxC2TMU ...

Page 2: ... 4 270 21 0 B Injection Molding Black S Injection Molding Silver W Injection Molding White M Metal Casing Silver CONTENTS Nomenclature 1 Product advantages 2 Product Features 2 Warnings 3 About Your Electric Tankless Water Heater 3 Before You Install Your Tankless Water Heater 4 Selecting Installation Location 4 Mounting Your Electric Tankless Water Heater 4 Dimensions 5 Installation Guideline 6 P...

Page 3: ...oes not require pre heating and there are not stand by heating losses 2 Reliable and safe water is completely separated from electricity by multi layers of composite nano insulation material 3 Advance micro processor control self diagnostic function automatically monitors and displays working conditions with soft start function providing constant temperature water flow by engaging heating elements...

Page 4: ...d to install a drip pan connected to a safe drain as per code requirements below the water heater to avoid property damage in case of eventual leaks and or install an active water leak detector and shut off valve to turn off your water supply in the event that a leak is ever detected Installation of this product is restricted to indoor locations only 2 ABOUT YOUR ELECTRIC TANKLESS WATER HEATER Ple...

Page 5: ...thawed out and you have inspected the unit for leaks It is recommended and you should give consideration to your existing plumbing configuration and location of your main electrical panel and future servicing DO NOT locate the unit in a location that will be difficult to access Most of the times it is better and easier to install your new appliance at the same location as your old one Combustible ...

Page 6: ...7 15 1x10 2x3 7 15 1x10 2x3 7 15 1x10 2x3 7 15 1x10 2x3 7 A x B x C MS120C2T_U MS150C2T_U MS180C2T_U MS210C2T_U MS240C2T_U MS270C2T_U in D x E x F MS150C2TMU MS180C2TMU MS210C2TMU MS240C2TMU MS270C2TMU 16 1 x 11 x 3 5 16 1 x 11 x 3 5 16 1 x 11 x 3 5 16 1 x 11 x 3 5 16 1 x 11 x 3 5 Injected Mold Model Stainless Steel Model ...

Page 7: ... C2TMU Stainless Steel Model Injected Mold Model Remove screw which fixes the bracket on back of the appilance Typical Remove the bracket from the appilance Typical Front and back of the appliance Typical Installation Guideline ...

Page 8: ...d simply set the front cover aside and keep the cable connected Fig 6 Fig 7 Hold the back bracket hanger in position against the wall and mark the three mounting holes Drill holes of inch 6 00mm diameter the distance between every two holes is 3 15 16 100mm Insert plastic anchoring in the hole place the bracket on the wall and secure the hanger using the screws supplied or an appropiate alternativ...

Page 9: ...tem 3 Install air vent valves expansion tanks flow control valves isolation valves etc as per code requirements 4 The unit is designed to operate only when flow sensor senses water flow through it Prior to powering up turning on your unit PURGE ALL AIR FROM YOUR SYSTEM see item 10 below failure to do so might cause an air lock in your unit drying out the heat exchanger of your unit and cause perma...

Page 10: ... 3 4 gpm 3 3 gpm 2 9 gpm 2 8 gpm 2 6 gpm 2 3 gpm 2 0 gpm 5 4 gpm 4 8 gpm 4 1 gpm 3 8 gpm 3 5 gpm 3 0 gpm 2 8gpm 2 5 gpm 2 4 gpm Inlet Water Temp 6 0 gpm 5 2 gpm 4 5 gpm 3 8 gpm 3 7 gpm 3 2 gpm 3 0 gpm 2 7 gpm 2 5 gpm 6 8 gpm 5 7 gpm 5 1 gpm 4 4 gpm 3 9 gpm 3 6 gpm 3 3 gpm 3 0 gpm 2 7 gpm Shower 1 5 gpm Sink Faucet 1 0 gpm All data above are based on water leaving temperature 105º F 40º C 1 5 gpm s...

Page 11: ... 19 22 26 30 34 6 0 14 17 20 24 27 31 6 5 13 16 19 22 25 28 7 0 12 15 18 20 23 26 27 Power kw Water Flow GPM 12 15 18 21 24 Temperature Rise o F Table 2 Temperature Rise o F 240V vs Flow Rate GPM 0 10 20 30 40 50 60 70 80 90 100 110 120 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 Flow Rate GPM MS120C2T MS150C2T MS180C2T MS210C2T MS240C2T MS270C2T Temp Rise o F Flow Rate gpm kW rating x...

Page 12: ...ouse has sufficient electrical power available to handle the maximum amperage load of the applicable model of your heater A Make sure all power sources to the unit are disconnected before doing any connection to the terminal box and working with it Follow the wiring diagrams based on the unit you have purchased All mounting and plumbing installation must be completed before proceeding with the ele...

Page 13: ...ET TEMP SENSOR FLOWMETER OUTLET TEMP SENSOR THERMAL CUT OUT 194º F E L1 L2 Display screen E G L1 L2 Double Pole Breaker 60 A MS120 WIRE CONNECTIONS TO BREAKERS 11 22 in Display screen UP ON OFF DOWN 10 2 in Bottom case Heating chamber Control board Terminal blocks Flowmeter Temp sensor Wiring Diagram Fig 10 Fig 11 ...

Page 14: ... 50 A MS180 Double Pole Breaker 40 A MS150 50 A MS180 16 14 in 11 in 13 MS150C2T_U MS180C2T_U THERMAL CUT OUT 194º F REMARK J RELAY R HEATING SYSTEM T TRIAC L1 L1 T1 T2 R1 R2 L2 E CONTROL SYSTEM DISPLAY SCREEN INLET TEMP SENSOR FLOWMETER OUTLET TEMP SENSOR L2 B 2 MS150C2T_U MS180C2T_U must be connected to two double pole breaker Read all name plates carefully and wire as per instructions and table...

Page 15: ...n Terminal blocks Flowmeter Temp sensor Heating chamber Display screen UP ON OFF DOWN WIRE CONNECTIONS TO BREAKERS E G L1 L2 L1 L2 L1 L2 Double Pole Breaker 40 A MS210 40 A MS240 50 A MS270 Double Pole Breaker 40 A MS210 40 A MS240 50 A MS270 Double Pole Breaker 40 A MS210 40 A MS240 50 A MS270 11 in 16 14 in B 3 MS210C2T_U MS240C2T_U MS270C2T_U must be connected to three double pole breaker Read ...

Page 16: ...4 3 2 Working pressure PSI bar Max 150 10 Weight lb 17 6 Product Dimensions in 16 1 x 11 x 3 5 Water connections NPT 3 4 3 4 3 4 3 4 3 4 17 6 17 6 17 6 17 6 16 1 x 11 x 3 5 16 1 x 11 x 3 5 16 1 x 11 x 3 5 16 1 x 11 x 3 5 Check your local electrical code requirements for different voltage application Model MS120C2T_U MS150C2T_U MS180C2T_U MS210C2T_U MS240C2T_U MS270C2T_U Phase 1 1 1 1 1 1 Voltage V...

Page 17: ...pplied with power a beep sound can be heard and LED lights for 2 seconds no other display the appliance keeps standby 5 Press to turn ON OFF the appliance When the unit is ON LED displays actual temperature of the outlet water After 5 seconds the screen switches to the screen saver to conserve power The display screen light will be off If you touch the screen it will light up again 6 The outlet wa...

Page 18: ...lean strainer and shower 7 LED displays E1 Outlet temp is over 67 153 A Reduce the temperature B Turn up the water flow 8 LED displays E3 Temperature sensor failure Please contact with your local dealer 9 Display overload Inlet water flow is too high Reduce the inlet water flow 10 LED Displays E4 Dry heating Shut off Clean all outlets of any debris dirt any particle or scale inside the pipe 11 Pre...

Page 19: ...t 305 593 8358 for any questions you might have and warranty service or if your certified installer needs assistance when installing a unit Your valuable suggestions and comments are always welcome it will help us to continuously improve our service as part of our commitment to serve you better 305 593 8358 customerservice klimaire com www klimaire com 18 ...

Page 20: ...Klimaire Products Inc Phone 305 593 8358 Fax 305 499 4378 2190 NW 89 Place Doral FL 33172 USA Certified by ...

Reviews: