EemaX XTP PRO Series Installation, Operation And Maintenance Manual Download Page 1 | Manualshive

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INSTALLATION, OPERATION, AND

MAINTENANCE MANUAL FOR TANKLESS ELECTRIC WATER HEATERS

PROSERIES XTP™

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Summary of Contents for XTP PRO Series

Page 1: ...INSTALLATION OPERATION AND MAINTENANCE MANUAL FOR TANKLESS ELECTRIC WATER HEATERS PROSERIES XTP ...

Page 2: ... in death or serious injury CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury Hot water can be dangerous There is a high scald potential if the thermostat is set too high Water temperatures over 125 F 51 C can cause severe burns or scalding resulting in death Hot water can cause first degree burns with exposure for as little as 3 second...

Page 3: ...n of all ungrounded conductors must be provided that is within sight of the appliance or a circuit breaker lockout must be used Ref NEC 422 31 7 Per UL 499 this water heater is not required to be installed with a Temperature and Pressure relief valve T P However local codes may vary In case a T P relief valve is required it must be installed on the outlet hot water line between the heater and the ...

Page 4: ...150 PSI 13 Use of Water Hammer Arrestors in applications with excess pipe lengths or fast acting valves is strongly recommended Neglecting to do so will damage the heater and void the warranty 14 This heater must be installed in a location where it is not subject to freezing temperatures unless supplied with factory installed freeze protection 15 Properly purge air out of system before power is ap...

Page 5: ...col is the only recommended antifreeze The use of Ethylene glycol antifreeze is strictly prohibited TABLE OF CONTENTS TABLE OF CONTENTS IV ABOUT YOUR PROSERIES XTP 5 BEFORE INSTALLATION 6 MOUNTING THE HEATER TO THE WALL 6 ELECTRICAL HOOKUP 8 PLUMBING HOOKUP 10 COMMISSIONING THE WATER HEATER 13 SOFTWARE FEATURES 15 START UP PROCESS 17 MONITORING PREVENTIVE MAINTENANCE 20 TECHNICAL SUPPORT 21 APPLIC...

Page 6: ...t of power to send to the heating elements to heat the water to the desired temperature Eemax tankless electric water heaters only use as much power as needed by modulating the heating elements from 0 to 100 All electric tankless water heaters have a maximum flow rate If this flow rate is exceeded the heater will not be capable of fully heating water The amount of water that can be heated depends ...

Page 7: ...liminator Magnet Dirt Remover Pressure Reducing Regulator Boiler drains may be beneficial Adjustable wrench Pipe cutter may be beneficial Pencil used to mark measurements Level MOUNTING THE HEATER TO THE WALL Follow the mounting instructions below as appropriate to your installation Eemax recommends the heater be installed close to the point of use CAUTION This heater must be installed in a locati...

Page 8: ... to the diagram below Measure from the top bottom left right sides of the bracket to ensure proper clearances Hang the slide lock wall mounting bracket utilizing the appropriate anchors for the wall in at least 4 hole locations 10 Top Clearance 8 Clearance 8 Clearance 18 Clearance Upright Installation 8 Clearance Measure 13 from top edge for 10 Top Clearance Measure 30 5 from bottom edge for 18 of...

Page 9: ...free 7 Remove the cover 8 Optional Insert the locking screw through the center of the back plate and lightly hand tighten This will prevent unwanted sliding of the unit i e tampering or accidental ELECTRICAL HOOKUP Eemax recommends that the heater is installed and serviced by a licensed plumber and electrician WARNING Before beginning any work on this installation be sure that the electrical break...

Page 10: ...U 90 C RECOMMENDED MINIMUM BREAKER SIZE PER NEC INTERMITTENT DUTY XTP016480 480 16 20 14 20 XTP020480 480 20 25 12 25 XTP024480 480 24 29 10 35 XTP027480 480 27 33 10 35 XTP036480 480 36 44 8 50 XTP048480 480 48 58 6 60 XTP054480 480 54 65 0 4 70 XTP018208 208 18 50 0 8 50 XTP024208 208 24 67 4 80 XTP032208 208 31 2 87 3 100 A ground terminal or a wire connector marked G GR Ground or GROUNDING is ...

Page 11: ...brass NPT fittings Make sure ONLY NPT fittings are used for connection to this heater Connect the cold water line with the inlet connection RIGHT fitting Connect the outlet pipe with the outlet fitting LEFT fitting Do not reverse connections CAUTION Never use pipe dope when making plumbing connections to this heater Follow standard industry practice with careful application of Teflon tape Do not a...

Page 12: ...ter heater Recommended 40 mesh 1 64 or smaller Y strainer be installed in cold water inlet to prevent debris from entering the water chambers Blockage caused by debris may cause element failure Isolation valves recommended for servicing In applications where a long duty cycle is needed more than 3 hours continuous run time or a short duty cycle less than 30 sec on time with less than minute off ti...

Page 13: ...lorine 100 15 1 Free Chlorine 1 1 0 05 Iron 0 2 0 1 0 01 Magnesium as Mg 0 5 0 1 0 1 Magnesium as Mn 0 1 0 1 0 1 Nitrate 25 25 10 Oxygen 2 1 0 1 Silica 15 10 1 Sodium 50 10 1 Sulfate 25 25 1 Total Dissolved Solids TDS 200 100 5 Total Hardness 25 10 1 pH 6 5 8 5 6 5 8 5 6 5 8 5 Turbidity NTU 5 5 1 NOTE Total dissolved solids NOTE Do not reduce the TDS beyond this amount or the water will be too agg...

Page 14: ... 0 5 GPM of flow rate and will not deduct volume from the gallons left counter unless the flow rate is over 0 5 GPM The instantaneous flow rate is displayed on the Safe Start screen for your reference This procedure will run each time the electrical power supply is turned off on to the unit After Safe Start has completed the LCD screen will briefly display Heater commissioned and then the Run scre...

Page 15: ...menu screen Diagram 1 contains a flow chart of all of the sub menus that are accessible and which keys to press in order to navigate to each menu To return to the Run screen hold the ESC key at any time for 3 seconds or tap the ESC key until the run screen is displayed ...

Page 16: ...the associated channel B074 Channel 2 element outside tolerance LOW kW rating B077 Channel 3 element outside tolerance LOW kW rating B080 Channel 1 not heating Heating disabled on the associated channel Check element s Check SSR connections Check contactor B083 Channel 2 not heating B086 Channel 3 not heating A090 All channels off Heating disabled Check for tripped ECOs Check elements Check SSR co...

Page 17: ...en last user interaction and display dimming 5 minutes adjustable between 10 seconds and always on P060 Units selection Select between metric C lpm and imperial units F gpm F imperial Usage data Name Message displayed Details Reset Gallon counter Count nnnnnn n gal Volume of water that passed through the unit from the last reset Yes hold ENT Gallons total Total nnnnnnnn gal Total volume of water t...

Page 18: ...lly inspect the clear element tubes between the inlet and outlet manifold to ensure no air bubbles are present this may take several minutes 8 Water Using a flashlight visually inspect heating chamber for any signs of leakage 9 Water Ensure Water Heater will not freeze 10 Water Ensure all local plumbing codes are met 11 Water Plumbing installation correct and complete Important Read and fully unde...

Page 19: ...and secure the cover of the unit Apply power to water heater 26 Start up Turn water flow on at fixtures 27 Start up LCD display board is illuminated 28 Start up Contactors engaged audible click 29 Start up No error codes 30 Start up Scroll through display If display is locked consult manual for unlock procedure 31 Start up Adjust settings if needed Note Keep temperature setting as low as possible ...

Page 20: ... Emergency Shut power off to unit In door on door disconnect if applicable or local disconnect 2 Emergency Shut water valves off inlet and outlet water heater will not be drained 3 Emergency Complete lock out procedures per facilities requirements 4 Emergency Notify all parties involved that water heaters are shut down Long Term Shut Down Procedure 1 Long Term Shut power off to unit in order of se...

Page 21: ...WARE FEATURES section for notification codes and corrective action Preventative maintenance requirements PMR Preventive maintenance requirements may impact other items of the installation such as electrical supply and wiring water piping and associated valves and controls Eemax water heaters are very low maintenance Ensure that the water heater is supplied with a clean potable consistent water sup...

Page 22: ..._________________________ ______________________________________________________________________________________________ Incoming Voltage FIG 1 L1 ____________ L2 ____________ L3 ____________ Testing Elements Amp draw on each heating element Record current values from display during operation EB1 ______ EB2 ______ EB3 ______ Testing Elements fig 2 Ohm out heating elements E1 ____Ω E2 ____ Ω E3 ___...

Page 23: ...from COMMON TEST POINT to 3 CHAMBER or 6 CHAMBER for continuity If no continuity then check across each ECO individually ECO s may be manually reset after they have cooled Run cold water and press the stem to reset Water may need to run for a few minutes Check continuity to confirm a reset ECO ...

Page 24: ...23 APPLICATIONS SCHEMATICS ...

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Page 38: ...r make sure that the electrical breaker is off and confirm that there is no voltage at the heater p HEATING ELEMENT ASSEMBLY CONSISTS OF ONE HEATER CORE AND WIRE ELEMENT S FLOW METER KIT CONSISTS OF PADDLE WHEEL DOWEL PIN O RING AND 4 MOUNTING SCREWS ECO s Electrical Connections LED Display Control Board Current Sensor Contactor Heating Element Assembly Flow Meter SSR s ...

Page 39: ... 08 EX08200 16 EX08200 17 EX08200 12 EX279D EX08309 02 EX78016 00 EX78017 00 EX78018 00 XTP020480 EX05502 04 EX76042 02 EX09100 01 EX08303 08 EX08200 16 EX08200 17 EX08200 12 EX279D EX08309 02 EX78016 00 EX78017 00 EX78018 00 XTP024480 EX05502 05 EX76042 02 EX09100 01 EX08303 08 EX08200 16 EX08200 17 EX08200 12 EX279D EX08309 02 EX78016 00 EX78017 00 EX78018 00 XTP027480 EX05502 06 EX76042 02 EX09...

Page 40: ...39 WIRING SCHEMATICS XTP016480 027480 XTP018208 024208 WIRING SCHEMATIC ...

Page 41: ...EX07200 89 REV A 40 XTP036480 054480 XTP032208 WIRING SCHEMATIC ...

Page 42: ...EX07200 89 REV A 41 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 Eemax Support eemax com ...

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