Tankless Electric Water Heater MSxxxC2T_U & MSxxxC2TMU SERIES 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.
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……………………………………….......
Congratulations! Now that you have purchased brand new Maxwell tankless water heater Aquafinity™ series and will soon begin to enjoy the instant hot water supply as long as you need. PRODUCT ADVANTAGES Your Maxwell heating appliance is an endless hot water on demand supply source. The heating chamber is made from a single piece of cast aluminum with stainless steel water channels to have a longer and reliable life expectancy despite the quality of the water entering the heater.
MS-C2TMU MS-C2T_U Stainless Steel Model Injected Mold Model Rear Cover Stainless Steel Rear Cover Control Board Control Board Temp. Controller Heating Chamber Thermal cut-out (Manual Reset) Triac Triac Thermal cut-out (Manual Reset) Terminal Block Terminal Block Temp. Sensor Temp. Sensor Water Outlet Connection Flowmeter Flowmeter Temp. Sensor Temp. Sensor Water Outlet Connection Water Inlet Connection Picture 2 Water Inlet Connection Picture 3 1.
3. BEFORE YOU INSTALL YOUR TANKLESS WATER HEATER 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 have any questions regarding the warranty or product return policies please consult your authorized dealer. Please open your tankless water heater box and carefully unpacked it, and inspect all components. 4.
DIMENSIONS MS-C2T_U MS-C2TMU A D E B F C WATER OUTLET WATER INLET WATER OUTLET Injected Mold Model A x B x C in. D x E x F in. MS120C2T_U MS150C2T_U 15.1x10.2x3.7 15.1x10.2x3.7 MS150C2TMU 16.1 x 11 x 3.5 WATER INLET Stainless Steel Model MS180C2T_U MS210C2T_U MS240C2T_U MS270C2T_U 15.1x10.2x3.7 15.1x10.2x3.7 15.1x10.2x3.7 15.1x10.2x3.7 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.
Installation Guideline MS-C2T_U MS-C2TMU Injected Mold Model Stainless Steel Model Front and back of the appliance(Typical) Fig 4 Remove screw which fixes the bracket on back of the appilance (Typical). Fig 5 Remove the bracket from the appilance (Typical).
3”-15/16 100 mm 100 mm 100 mm 100 mm 3”-15/16 3”-15/16 3”-15/16 Fig 6 Hold the back bracket hanger in position against the wall and mark the three mounting holes. Drill holes of ¼” 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 alternative method. Fig 7 Remove (4) screws on appliance to remove the front cover.
E L1 L2 L1 L2 L1 L2 Typical view (model MS210C2TMU) Fig 8 Fix the appilance to the bracket which was screwed to the wall. Make sure the unit is properly secured to the bracket. 6. PLUMBING AND MECHANICAL INSTALLATION Please read these instructions truly and completely before installing your water heater. Please follow all plumbing instructions carefully.
. AFTER TIGHTENING BOTH FITTINGS AT THE WATER HEATER, PRIOR TO TURNING ON THE POWER OF THE WATER HEATER, OPEN SEVERAL HOT WATER FAUCETS AND ALLOW WATER TO RUN THROUGH THE WATER HEATER FOR A MINIMUM OF 3 MINUTES. This process purges all air from the water lines and the heater. Fig 9 Connect the cable to the terminal blocks, please notice the guidance logo below the terminal blocks.
Temperature Rise oF Table 2 Model MS120C2T MS150C2T MS180C2T 12 15 18 Power (kw) Water Flow(GPM) MS210C2T MS240C2T MS270C2T 21 24 27 0,5 164 205 246 287 328 369 1,0 82 102 123 143 164 184 1,5 55 68 82 96 109 123 2,0 41 51 61 72 82 92 2,5 33 41 49 57 66 74 3,0 27 34 41 48 55 61 3,5 23 29 35 41 47 53 4,0 20 26 31 36 41 46 4,5 18 23 27 32 36 41 5,0 16 20 25 29 33 37 5,5 15 19 22 26 30 34 6,0 14 17 20 24 27 31 6,5
7. ELECTRICAL INSTALLATION Please follow all electrical instructions carefully. This appliance must be installed by a licensed and qualified electrician in accordance with all applicable national, state, provincial, and local electrical codes. All wiring (wire gages), circuit breakers (protector), must comply with the US National Electrical Code (NEC), in the USA, or the Canadian Electrical Code (CEC). Failure to do so could result in property damage and/or personal injury and void your warranty.
THERMAL CUT-OUT 194º F MODEL MS120C2T_U Wiring Diagram T1 R1 T2 R2 L1 CONTROL SYSTEM L2 E DISPLAY SCREEN OUTLET TEMP.SENSOR INLET TEMP.SENSOR FLOWMETER REMARK: J:RELAY R:HEATING SYSTEM T:TRIAC Fig 10 11.22 in 10.2 in Display screen Bottom case ON/OFF UP DOWN Heating chamber Fig 11 Control board Display screen Temp.
THERMAL CUT-OUT 194º F MS150C2T_U MS180C2T_U L1 Wiring Diagram T1 R1 T2 R2 L2 CONTROL SYSTEM L1' L2' E DISPLAY SCREEN OUTLET TEMP.SENSOR INLET TEMP.SENSOR FLOWMETER REMARK: J:RELAY R:HEATING SYSTEM T:TRIAC 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 tables 2 and 3. Fig 12 MS150C2T_U MS180C2T_U 11 in Bottom case 16.
THERMAL CUT-OUT 194º F MS210C2T_U MS240C2T_U MS270C2T_U L1 L2 Wiring Diagram L1' L2' CONTROL SYSTEM L1" L2" E DISPLAY SCREEN OUTLET TEMP.SENSOR T1 R1 T2 R2 T3 R3 INLET TEMP.SENSOR FLOWMETER REMARK: J:RELAY R:HEATING SYSTEM T:TRIAC Fig 14 B-3. MS210C2T_U, MS240C2T_U, & MS270C2T_U must be connected to two double pole breaker. Read all name plates carefully and wire as per instructions, and tables 2 and 3. MS210C2T_U MS240C2T_U MS270C2T_U 11 in Bottom case 16.
C. Using the required wire gage as per table 3 that meets all applicable electrical codes for the size of the required breakers, run a ground wire and two pair of wires per breaker from the main breaker panel to the tankless water heater unit. Refer to the corresponding wire connections to breakers chart above. D. The ground wire must be connected to "ground" at the circuit breaker panel. E.
8. STARTING YOUR ELECTRIC TANKLESS WATER HEATER Make sure to flush and clean the pipes prior to connect the pipes to the tankless water heater. Refer to section 6, Plumbing and Mechanical Installation. Your heater must be cleaned, flushed, and purged. Any debris and foreign material circulating through the system could cause harm to your tankless water heater and may lead to malfunction of your appliance. ALL AIR MUST BE REMOVED FROM THE SYSTEM AND YOUR ELECTRIC WATER HEATER BEFORE THE ELECTRIC POWER IS ON.
Trouble-shooting Problems 1. Inlet and outlet fittings leaking 2. LED no signal 3. Functional keys not working 4. Water too hot 5. Water too cold 6. Outlet gets water smaller and smaller. 7. LED displays E1 8. LED displays E3 9. Display overload Possible Causes A. B. A. B. A. B. C. A. B. A. B. Fittings not tight Rubber washer worn-out Power not connected. LCD damaged. No water out from shower. Water pressure too low. Key or PCB damaged. Too high temperature set. Water flow too small. Low temperature set.
305-593-8358 Customer Service We are dedicated and proud of the top quality of the customer service provided by our support technicians. Please feel free to contact us at 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. customerservice@klimaire.com www.
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