Atmor thermoboost series Installation And Operation Manual Download Page 1 | Manualshive

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www.atmorusa.com

Hot Water

on Demand

Installation and Operation Guide

ThermoBoost Series Digital Thermostatic

24kW

118

º

F

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Summary of Contents for thermoboost series

Page 1: ...www atmorusa com Hot Water on Demand Installation and Operation Guide ThermoBoost Series Digital Thermostatic 24kW 118º F ...

Page 2: ... Page Safety Guidelines 2 Technical Information 3 Plumbing 4 5 Mounting 5 Installation Procedure 6 8 Wiring 9 Starting the system 10 Operation Guid 11 Care and Maintenance 13 Troubleshooting 14 Table of Contents 1 ...

Page 3: ...our local authorized distributor for service 2 Safety Important Notes Caution for household and indoor use only Do not immerse in water For supply connection use 4 awg or larger wires suitable for at least 90ºc 194 f The heater must be installed by professional technician and according to the installation instructions The heater must be grounded The heater must be connected to a dedicated circuit ...

Page 4: ...d 100 A Cable Size minimum 3 x 8 AWG Plumbing Specifications Minimum water flow to activate unit 0 5 gpm Working pressure 0 5 10 bar 7 145 psi Tested pressure 20 bar 290 psi Water connections 3 4 NPT Flow Rate Temperature Rise Δt F Flow Rate gpm ThermoBoost 24 kw 81 2 74 2 2 63 2 5 54 3 45 3 6 36 4 5 Physical Dimensions Height Width Depth Weight 13 3 8 in 340 mm 17 3 8 in 440 mm 5 1 4 in 135 mm 17...

Page 5: ...res pipes or reinforced flexible hoses that can withstand pressure up to 8 bar and that are rated for high temperature applications Residential plumbing systems with unstable pressure or pressure above 5 bar require the application of a pressure reduction valve set to 4 5 bar Consult with licensed proffessional 05 If installing the heater on an upper floor or in an attic be sure installation is in...

Page 6: ...vent tampering with controls or contact with an extremely hot pipe The mounting surface must be solid and secure The unit must be installed in an upright position with the water inlet and outlet at the bottom Make sure the unit is level prior to securing the mounting screws If installing the heater on an upper floor or in an attic be sure installation is in compliance with local code Install a dri...

Page 7: ...unit is horizontally level with water inlets and outlets at the bottom Figure 5 Disconnect the cable from the PCB within the unit Figure 3 Make sure power to the unit is shut off by means of the dedicated circuit breakers on the main electrical panel Run the power cable wires from the circuit breakers on the main electrical panel to the water heater Connect the power cable to the terminal block wi...

Page 8: ...118º F 3 118º F 2 4 5 1 6 24kw Note Neutral N does not need to be connected 104º F 104º F 1 2 Washer Pressure relief device L1 L2 L1 L2 L1 L2 Water Filter 7 ...

Page 9: ...he main electrical panel Before turning on power to the water heater open several hot water faucets and allow water to run through the unit for several minutes to purge any air from the heater and water lines This step must be performed before turning on power to the heater Failure to perform this step may result in permanent damage to the heating elements 11 13 Install the unit in a location that...

Page 10: ... CONTROL CTRL1 GROUND BAR L1 L2 L1 L2 L1 L2 HEATER DISPLAY TRIAC 2 TRIAC 1 SNSR1 FLOW SENSOR SNSR2 TEMP SENSOR SNSR3 TEMP SENSOR H2 H1 T1 T2 T3 Thermostat H1 H2 H3 Heating Element SNSR2 Inlet Temperature Sensor SNSR3 Outlet Temperature Sensor TERMINAL BLOCK 9 ...

Page 11: ...rn the knob to adjust the temperature The recommended temperature setting is 118 F 48 C Turn the temperature knob clockwise to activate the heater to display outlet temperature 118º F A Temperature setting knob B Digital temperature display C Hot water outlet to be connected to the main hot water pipe D Cold water inlet B A C D 10 ...

Page 12: ...ters are set to high temperatures to prevent running out of hot water quickly and thus a large amount of cold water needs to be mixed in to reach a comfortable level for washing and showering Since this unit heats water on demand it is designed to heat to a lower temperature This means you only need to mix in a small amount of cold water or none at all Your hot water supply may also be affected by...

Page 13: ...cing water stoppage or other interruptions of operation 12 Operation Guide Freezing Temperatures If the ambient temperature falls below 32 F 0 C protect the heater from potential damage Shut off power to the unit by means of the dedicated circuit breaker on the main electrical panel Open a faucet slightly to cause water to flow continuously through the device at a very low rate without heating Res...

Page 14: ...he power switch to the ON position Open one or more hot water faucets and allow water to run through the unit for several minutes to purge any air from the heater and water lines This step must be performed before turning on power to the heater Failure to perform this step may cause permanent damage to the heating elements With water running through the unit check and reset the temperature if nece...

Page 15: ... too high Increase the flow rate at the water outlet Switch to a lower temperature setting Heater shuts off during use Power outage or faulty wiring Check the power supply Check the circuit breaker If problem persists contact a qualified electrician or the manufacturer Water stops flowing Blockage in water pipes or hoses No water supply Make sure the main water line valve is fully open and there a...

Page 16: ...rticipate in a class action In addition the original owner agrees to waive subordination to the extent a loss is covered by insurance so that their insurance company cannot proceed with action against Atmor for recovery of any claims Furthermore all claims must be arbitrated in the state of New Jersey Should the owner wish to return the water heater for repair the owner must first secure a written...

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