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Installation & Operations Manual

AIR-TO-WATER HEAT PUMPS

EAV SERIES OUTDOOR UNIT AND EME/EMD SERIES INDOOR MODULE

20D826-01NN

Содержание EAV Series

Страница 1: ...Installation OperationsManual AIR TO WATER HEAT PUMPS EAV SERIES OUTDOOR UNIT AND EME EMD SERIES INDOOR MODULE 20D826 01NN 20D826 01NN ...

Страница 2: ...ection 4 Dimensional and Physical Data Outdoor Unit Weight and Dimensional Data 25 Indoor Unit Weight and Dimensional Data 26 Hot Water Capacities and Tank Dimensions 27 Section 5 Electrical Data EAV Outdoor Unit Electrical Data 28 EME EMD Indoor Module Electrical Data 28 Section 6 Unit Piping Installation Outdoor Application 29 Pipe Connections 30 Piping Connections 31 Preparation 32 Load Piping ...

Страница 3: ...ling or Heating Cooling Up to 5 Radiant Heating Zones 70 Diagram HTGCLG 3 Heating Cooling A Coil with Fossil Furnace Backup A Coil Cooling or Heating Cooling Up to 5 Radiant Heating Zones 71 Diagram HTGCLG 5 Heating Cooling Multiple Fan Coils No Radiant All fan coils are Enertech MPH series 72 Diagram HTGCLG 6 Heating Cooling Multiple Fan Coils No Radiant at least one fan coil has Y W inputs 73 He...

Страница 4: ...NERTECH EAV OUTDOOR UNIT DOC DESIGNER BRIAN S DESIGN DATE 3 16 2021 SHEET 1 of 1 Brand E Enertech Type M Indoor Module Air to Water Backup Heat D Dual Fuel No Internal Heat In Indoor Module E Internal Electric Heat In Indoor Module Unit Capacity Nominal MBTUH 000 All Sizes Revision A Current Revision Voltage 1 208 230V 60Hz 1Ph Residential Future Use A All Models Options A No Option E M D 000 A 1 ...

Страница 5: ...taken in locating the unit Installation location chosen should include adequate service clearance around the unit The Indoor Module should be located in a conditioned space where the ambient temperature remains between 55o F and 95o F with a maximum RH of 78 80 It should be located in a way that piping or other permanently installed fixtures do not have to be removed for servicing Pre Installation...

Страница 6: ...ating Range Heating Mode Supply Temperature Supply Temperature Safety Buffer Return Temperature 30 40 50 60 70 80 90 40 50 60 70 80 90 100 110 120 Load Water Temperature o F Outdoor Temperature oF Operating Range Cooling Mode Supply Temperature Return Temperature Load Water Antifreeze Temperature O F Load Water Antifreeze Temperature O F Section 3 Installation Considerations Advantage Operating En...

Страница 7: ...r Drier Electronic Expansion Vlave Electronic Expansion Valve Subcooler Check Valve Solenoid Valve Strainer Air Coil Condenser Water Heater Inverter Cooler Compressor Discharge Line Injection Line Suction Line Brazed Plate Heat Exchanger BPHE Water Pumps Are Active Vapor Injection Refrigerant Circuit Cooling Mode Section 3 Installation Considerations ...

Страница 8: ...lve Water Out Water In Bi fow Filter Drier Electronic Expansion Vlave Electronic Expansion Valve Subcooler Check Valve Solenoid Valve Strainer Air Coil Condenser Water Heater Inverter Cooler Compressor Discharge Line Injection Line Suction Line Brazed Plate Heat Exchanger BPHE Water Pumps Are Active Vapor Injection Section 3 Installation Considerations ...

Страница 9: ...ilter Drier Electronic Expansion Vlave Electronic Expansion Valve Subcooler Check Valve Solenoid Valve Strainer Air Coil Condenser Water Heater Inverter Cooler Compressor Discharge Line Injection Line Suction Line efrigerant Circuit Vapor Injection Heating Mode Brazed Plate Heat Exchanger BPHE Water Pumps Are Active Vapor Injection Section 3 Installation Considerations ...

Страница 10: ...ilter Drier Electronic Expansion Vlave Electronic Expansion Valve Subcooler Check Valve Solenoid Valve Strainer Air Coil Condenser Water Heater Inverter Cooler Compressor Discharge Line Injection Line Suction Line Refrigerant Circuit Active Defrost Mode Water Pumps Are Active Brazed Plate Heat Exchanger BPHE Vapor Injection Section 3 Installation Considerations ...

Страница 11: ...c Expansion Valve Subcooler Check Valve Solenoid Valve Strainer Air Coil Condenser Water Heater Inverter Cooler Compressor Discharge Line Injection Line Suction Line efrigerant Circuit Passive Defrost Mode 39 deg F and above Brazed Plate Heat Exchanger BPHE Water Pumps Are Oﬀ Vapor Injection Refrigerant Circuit Passive Defrost Mode Section 3 Installation Considerations ...

Страница 12: ...ta Plate Serial Number Load In from Indoor Module Connection Thermistor Air Coil BT16 Piping Connections Label Electrical Connection Condensate Drain Pan Condensate Drain Pan Connection Air Coil Thermistor Outdoor Air Load Out to Indoor Module Connection EAV Series Outdoor Unit Labels Section 3 Installation Considerations ...

Страница 13: ...or Vapor Injection Line BT81 Vapor Injection Pressure Transducer BP11 Thermistor Load In from Indoor Module BT3 Low Pressure Switch BP2 High Pressure Switch BP1 Inverter QA40 Harmonic Filter Capacitor Terminal Block X6 Thermistor Compressor Discahrge BT14 Crankcase Heater qty 2 Thermistor Suction Gas BT17 Low Pressure Switch BP8 High Pressure Transducer BP9 Thermistor Liquid Line Heating BT15 Sect...

Страница 14: ...geration Strainer Connection Fluid to Indoor Unit Check Valve Brazed Plate Heat Exchanger Reversing Valve EEV Subcooler Connection Fluid from Indoor Unit Filter Drier Fan Compressor Service Port Discharge Pressure Service Port Suction Pressure EAV Series Outdoor Unit Refrigerant Circuit Section 3 Installation Considerations ...

Страница 15: ...ght Side EM Indoor Module Cabinet Details Power Supply High Voltage Out to Hydronic Zones Out to Hot Water Tank In from Outdoor Unit Out to Outdoor Unit To Remove Panel Remove 3 screws EM Indoor Module Cabinet Details Field Wiring Entrance Low Voltage Human Machine Interface In from Hydronic Zones In from Hot Water Tank Section 3 Installation Considerations ...

Страница 16: ... 1 Removal of Side Access Panel EAV Outdoor Unit Side Panel Removal Section 3 Installation Considerations NOTICE When removing panels pay special attention to the cabinet insulation Interlocking insulation extends behind the front plastic fan grate If needed remove left corner panel and front plastic fan grate to remove insulation ...

Страница 17: ...rations Manual Remove plate and place low voltage field wiring from the left side into the field wiring block Bypass Valve Circulation Pump Expansion Tank Immersion Heater Water Solenoid Valves Flow Meter Flush Valves Y Strainer Section 3 Installation Considerations ...

Страница 18: ...e heat pump s stated output is equal to the building s input requirement This means that the heat pump covers the whole building s output requirement down to this temperature Compressor Heater EAV is equipped with two compressor heaters that heat the compressor before start up and when the compressor is cold Minimum Outdoor Temperatures In heating the minimum outdoor air temperature at which the u...

Страница 19: ...f operation to prevent water leakage or breakdowns Only R 410A refrigerants can be used and charging must be done in a liquid form Do not touch any buttons with wet hands This can cause electric shocks Do not touch any refrigerant pipes with your hands when the system is in operation During operation the pipes become extremely hot or extremely cold depending on the method of operation This can cau...

Страница 20: ...nches Clearance above the unit should be at least 40 inches However free space in front must be 40 inches for future servicing Notice the location of the controls and the compressor towards the right side of the unit See the illustration below for further details Note Free Space is in inches Figure 2 Minimum Clearance Requirement Section 3 Installation Considerations ...

Страница 21: ...o that recirculation of the outdoor air does not occur This causes lower output and impaired efficiency The back of the unit must be sheltered from direct wind which negatively affects the defrost function The air coil side of the unit should face the wall of the home Some condensation may drip from the drainage hole located at the base of the unit Make sure that water can properly drain way from ...

Страница 22: ... front This unit is approaching 400 lbs so lift accordingly using plenty of help as needed Recommended installation for proper draining of condensation Front View Back View Condensate Drain Lift From the Pallet to Final Positioning Before lifting remove the packaging and the securing strap from the pallet Place lifting straps around each machine foot Lifting from the pallet to the base requires fo...

Страница 23: ... tank the buffer tank is an air dirt separator Even if air is in the hydronic piping other side of the buffer tank opposite the heat pump radiant floor zones fan coils etc the heat pump does not experience flow issues because it is isolated from the system by the buffer tank A buffer tank is typically not needed for variable speed heat pumps see Recommendations section below but fluctuations in fl...

Страница 24: ...tem to cover these needs A review of the required gpm and gallons of hot water will be required to size the tank Keep in mind that multiple shower heads could legally use as much as 10 gpm Redundancy A second water heater will provide some redundancy to the system if there is a pump failure in the heat pump or some other issue not allowing the heat pump to run In addition during defrost the unit w...

Страница 25: ...tion and Operations Manual ENERTECH GLOBAL LLC AV030 060 DIMENSIONAL DATA Outdoor Unit Weight and Dimensional Data Unit Weight EAV030 410 lbs with pallet EAV060 438 lbs with pallet Note All dimensions are in inches Section 4 Dimensional and Physical Data ...

Страница 26: ...allation and Operations Manual Indoor Unit Weight and Dimensional Data Unit Weight EME with Electric Heater 221 lbs with pallet EMD without Electric Heater 438 lbs with pallet Note All dimensions are in inches Section 4 Dimensional and Physical Data ...

Страница 27: ... 2 to 4 70 135 97 67 65 72 3 to 5 90 135 120 90 060 45 48 3 to 5 100 178 200 170 65 72 5 to 7 125 178 209 179 First hour rating in gallons per hour is the amount of hot water a fully heated tank can deliver in one hour Recovery is the volume in gallons that can be heated in one hour from initial water temperature on the cold line to the temperature rise specified by the manufacturer Enertech uses ...

Страница 28: ...irve inverter to the compressor Although not significant to the installation continue to use MCA for wire breaker sizing this value is a required listing for the unit electrical data Model Voltage Code 60 Hz Power Compressor 36 0 Fan LRA 20 6 50 0 50 0 CMCC 5 20D237 26NN EM Electrical Data Volts Phase Volts kW FLA HP FLA EMD000 1 208 230 1 1 4 1 5 3 4 15 EME000 1 208 230 1 230 9 39 1 1 4 1 5 52 7 ...

Страница 29: ...ntrols remove plastic top cover then right side sheet metal Controls are behind sheet metal Power into Unit there are several openings choose what you want to use Load out of Outdoor unit and into Indoor Module Load In to Outdoor unit from Indoor Module Figure 7 Outdoor Unit Installation Overview Section 6 Unit Piping Installation ...

Страница 30: ...r unit These flexible tubes act as vibration dampers Be sure to fit them so that an elbow is created on both lines When assembling the flex tubes to the unit be certain to use a two wrench system of tightening One wrench used to back up the stationary copper fitting the other to turn the corresponding end of the flex tube Tighten by moving the wrench on the flex tube All of the outdoor tubing must...

Страница 31: ...t To DHW Tank From DHW Tank Valve Open Valve Closed From Outdoor Unit To Outdoor Unit To Hydraulic Separator or Buffer Tank Valve Closed Valve Open From Hydraulic Separator or Buffer Tank Figure 10a Flow Paths DHW Mode Figure 10b Flow Paths Heating or Cooling Piping Connections Section 6 Unit Piping Installation ...

Страница 32: ... after max 180 minutes The length of this time delay depends on whether the compressor has been warmed up previously See chapter Preparations section above 6 Adjust menu settings via the indoor HMI touchscreen Human Machine Interface as necessary 7 Fill in the commissioning report 8 Remove the protective film from the cover on EAV Preparing Piping System Air is initially released from the water an...

Страница 33: ...uring the Startup Wizard in Section 9 when setting the minimum pump speed manual mode 2 Set the adjustment indicator at 4 5 on the bypass valve 3 In the Startup Wizard start with the default minimum pump speed at 60 Open the zone valve for the smallest zone lowest flow rate It will be important to know the design flow rate for the smallest zone For example if the smallest zone has 5 1 2 PEX circui...

Страница 34: ...nit Section 6 Unit Piping Installation Pipe Sleeve Foundation or Wall Piping To From Outdoor Unit End of Pipe Sleeve Must Be a Minimum of 1 Beyond Wall Fernco Fitting NOTICE Sleeve must be properly sealed at the wall penetration to prevent leaks The Fernco fitting may be used on one or both sides of the wall This is just one example of ensuring that the expansion contraction of the piping does not...

Страница 35: ... X M a x M i n P N X X X X X X X P C X X X X X X I P X X T F X X M a x X X M P a A H i g h E f f i c i e n c y X X E E I 0 2 3 NOTE 5 HYDRAULIC SEPARATOR DHW OUT ΔP LOAD OUT E 4 NOTE 6 NOTE 6 NOTE 6 TURBOMAX WATER HEATER HOT COLD LOAD IN LOAD OUT E AUTOMATIC AIR VENT 3 WAY FLUSH VALVE PRESSURE RELIEF VALVE PRESSURE GAUGE ΔP LEGEND WYE STRAINER ACTUATED ZONE VALVE PRESSURE REDUCING VLV BACK FLOW PR...

Страница 36: ... x M i n P N X X X X X X X P C X X X X X X I P X X T F X X M a x X X M P a A H i g h E f f i c i e n c y X X E E I 0 2 3 NOTE 5 DHW OUT LOAD OUT TURBOMAX WATER HEATER COLD LOAD OUT E W R AUTOMATIC AIR VENT 3 WAY FLUSH VALVE PRESSURE RELIEF VALVE PRESSURE GAUGE ΔP LEGEND WYE STRAINER ACTUATED ZONE VALVE PRESSURE REDUCING VLV BACK FLOW PREVENTER AIR ELIMINATOR DIF PRESSURE BYPASS VALVE ISOLATION BAL...

Страница 37: ...TURBOMAX TANK AS SHOWN IN THE PREVIOUS DRAWING 6 BOILER MAY HAVE INTERNAL PUMP EXTERNAL PUMP SHOWN 7 BOILER MANUFACTURER REQUIREMENTS AND LOCAL CODE REQUIREMENTS SUPERCEDE ANY RECOMMENDATIONS IN THIS DOCUMENT NOTE 5 COLD HOT FROM TURBOMAX HOT CONNECTION TO HOME Figure 12d Piping Diagram Indoor Module with Backup Boiler Notes 1 If boiler does not have internal temperature control an external aquast...

Страница 38: ...G OR BURNS Figure 12e Anti Scald Valve Piping Connections Hot Water Tank HOT COLD Anti Scald Valve Cold Water Inlet Tempered Water to Faucets Fixtures Figure 12e Anti Scald Valve Piping Connections Anti Scald Valve Piping Connections Section 6 Unit Piping Installation WARNING WATER TEMPERATURES ABOVE 120 DEG F CAN CAUSE SEVERE PHYSICAL INJURY IN THE FORM OF SCALDING OR BURNS AN ANTI SCALD VALVE MU...

Страница 39: ...l components are shown such as union fittings piping adapters reducers and other components Schematics are designed for illustrating the arrangement function of the components Always use best practices when considering the location of the various components For example the expansion tank must always be on the suction side of the pump check valves if applicable must always be on discharge of the pu...

Страница 40: ...t will be 0 42 GPM 5 5 GPM total Since the fan coil is larger than 2 tons a buffer tank is not needed the system will use a hydraulic separator The system will use 25 Fernox Alphi 11 propylene glycol antifreeze The following steps should be used to determine pipe sizing 1 Determine flow rate and pipe diameter for piping from hydraulic separator to the Home Run hydronic zones see items 2 3 in Figur...

Страница 41: ... FIGURE 12D CAUTION MAKE UP WATER SYSTEM PUMP NOTE 8 NOTE 6 ΔP Expan Tank FACTORY INSTALLED INTERNAL TO UNIT INDOOR UNIT LOAD IN DHW IN NOTE 6 NOTICE BACKUP WATER HEATER STRONGLY RECOMMENDED FOR RESIDENTIAL APPLICATIONS Piping Diagram Flow Rates and Piping Sizing To Fan Coil To Radiant Manifold 1 To Radiant Manifold 2 To Radiant Manifold 3 From Hydraulic Separator or Buffer Tank From Fan Coil From...

Страница 42: ... WALL USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES FLUSHING HOSES MUST FLOW IN DIRECTION OF STRAINER Figure 13a Flushing Outdoor Unit Heat Exchanger and Piping Piping Diagram Flushing Outdoor Unit Heat Exchanger and Piping Section 6 Unit Piping Installation ...

Страница 43: ...SEPARATOR RADIANT FLOOR HEATING ZONE 2 RADIANT FLOOR HEATING ZONE 3 HYDRONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT NOTE 4 NOTE 7 TURBOMAX WATER HEATER DOMESTIC COLD WATER HOT COLD LOAD IN LOAD OUT NOTE 6 NOTE 6 NOTE 6 MAKE UP WATER SYSTEM PUMP OPEN USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN ...

Страница 44: ...SEPARATOR RADIANT FLOOR HEATING ZONE 2 RADIANT FLOOR HEATING ZONE 3 HYDRONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT NOTE 4 NOTE 7 TURBOMAX WATER HEATER DOMESTIC COLD WATER HOT COLD LOAD IN LOAD OUT NOTE 6 NOTE 6 NOTE 6 MAKE UP WATER SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN CLOSE...

Страница 45: ...E E I 0 2 3 NOTE 5 HYDRAULIC SEPARATOR RADIANT FLOOR HEATING ZONE 2 RADIANT FLOOR HEATING ZONE 3 HYDRONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT NOTE 4 NOTE 7 TURBOMAX WATER HEATER DOMESTIC COLD WATER HOT COLD LOAD IN LOAD OUT NOTE 6 NOTE 6 NOTE 6 MAKE UP WATER SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARD...

Страница 46: ...HYDRONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT DOMESTIC COLD WATER HOT COLD LOAD OUT NOTE 6 NOTE 6 NOTE 6 SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN FLUSHING HOSES CLOSED OFF TO THE TOP CLOSED OFF TO THE LEFT TO FROM BOILER IF APPLICABLE OPEN CLOSED NOTE FLUSHING DIRECTION IS OPP...

Страница 47: ...ESTIC COLD WATER HOT COLD LOAD OUT SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN FLUSHING HOSES CLOSED OFF TO THE BOTTOM CLOSED OFF TO THE RIGHT TO FROM BOILER IF APPLICABLE OPEN CLOSED OPEN SET AT MIN PRESSURE CLOSED CLOSED CLOSED Figure 13f Flushing Piping on the Other Side of Hydr...

Страница 48: ...LOAD OUT DOMESTIC COLD WATER HOT COLD LOAD OUT SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN FLUSHING HOSES CLOSED OFF TO THE BOTTOM CLOSED OFF TO THE RIGHT TO FROM BOILER IF APPLICABLE OPEN CLOSED CLOSED CLOSED CLOSED OPEN VALVE OFF EACH CIRCUIT AT MANIFOLD AND FLUSH INDIVIDUALLY Fi...

Страница 49: ...LOAD OUT DOMESTIC COLD WATER HOT COLD LOAD OUT SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN FLUSHING HOSES CLOSED OFF TO THE BOTTOM CLOSED OFF TO THE RIGHT TO FROM BOILER IF APPLICABLE OPEN CLOSED CLOSED CLOSED CLOSED OPEN VALVE OFF EACH CIRCUIT AT MANIFOLD AND FLUSH INDIVIDUALLY Fi...

Страница 50: ...RONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT DOMESTIC COLD WATER HOT COLD LOAD OUT SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN FLUSHING HOSES CLOSED OFF TO THE BOTTOM CLOSED OFF TO THE RIGHT TO FROM BOILER IF APPLICABLE OPEN CLOSED CLOSED CLOSED CLOSED OPEN Figure 13i Flushing Air ...

Страница 51: ...NDLER ZONE 1 DHW OUT ΔP LOAD OUT DOMESTIC COLD WATER HOT COLD LOAD OUT SYSTEM PUMP USE AGFP DOUBLE O RING X CAM ADAPTERS IF USING FLUSH CART USE AGAMFH DOUBLE O RING X GARDEN HOSE FEMALE ADAPTERS IF USING GARDEN HOSES LOAD IN DHW IN FLUSHING HOSES CLOSED OFF TO THE BOTTOM CLOSED OFF TO THE RIGHT TO FROM BOILER IF APPLICABLE OPEN CLOSED OPEN OPEN OPEN OPEN SET PRESSURE TO 4 5 PSIG Figure 13j Flushi...

Страница 52: ...H i g h E f f i c i e n c y X X E E I 0 2 3 HYDRAULIC SEPARATOR RADIANT FLOOR HEATING ZONE 2 RADIANT FLOOR HEATING ZONE 3 HYDRONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT DOMESTIC COLD WATER HOT COLD LOAD OUT NOTE 6 NOTE 6 NOTE 6 SYSTEM PUMP LOAD IN DHW IN CLOSED OFF TO THE RIGHT TO FROM BOILER IF APPLICABLE NOTES ON BOILER FLUSHING FLUSH PURGE BOILER PIPING OF AIR PER BOILER MANUFACTURER S INSTRUC...

Страница 53: ...g h E f f i c i e n c y X X E E I 0 2 3 HYDRAULIC SEPARATOR RADIANT FLOOR HEATING ZONE 2 RADIANT FLOOR HEATING ZONE 3 HYDRONIC AIR HANDLER ZONE 1 DHW OUT ΔP LOAD OUT TURBOMAX WATER HEATER DOMESTIC COLD WATER HOT COLD LOAD IN LOAD OUT MAKE UP WATER SYSTEM PUMP LOAD IN DHW IN OFF TO FLUSH PORT OFF TO FLUSH PORT OPEN OPEN OPEN OPEN OPEN SET TO PRESSURE NEEDED FOR SYSTEM OPERATING POSITION OPERATING P...

Страница 54: ...ure setting is 12 17 PSI cold 15 19 PSI hot The entire system is now flushed filled treated and ready to be put into operation Water Quality Enertech recommends that all hydronic systems water be tested prior to being used in any installation Water quality is important for the Load side of the system Due to use of dissimilar metals throughout the system i e stainless braze plates cast iron pump vo...

Страница 55: ...n ppm is equivalent to hardness in mg l 2 Grains gallon ppm divided by 17 1 3 Unit internal heat exchangers are not recommended for pool applications or water outside the range of the table Secondary heat exchangers are required for pool or other applications not meeting the requirements shown above 4 Saltwater applications approx 25 000 ppm require secondary heat exchangers due to copper piping b...

Страница 56: ...ment of the U S government is required to be denatured and rendered unfit to drink It has good heat transfer mid to high price is non corrosive non toxic even in its pure form and has medium viscosity It also is flammable with concentrations greater than 25 Note that the brand of ethanol is very important Make sure it has been formulated for the geothermal industry Some of the denaturants are not ...

Страница 57: ...ding antifreeze selection or use 2 Some antifreeze suppliers and manufacturers recommend the use of either de ionized or distilled water with their products Some brands are designed to work with tap water Consult the antifreeze manufacturer s technical data CAUTION USE EXTREME CARE WHEN OPENING POURING AND MIXING FLAMMABLE ANTIFREEZE SOLUTIONS REMOTE FLAMES OR ELECTRICAL SPARKS CAN IGNITE UNDILUTE...

Страница 58: ...ents The EAV unit is a monobloc design which means that the refrigerant circuit is completely contained in the outdoor unit and therefore no refrigerant line set is required Piping between the outdoor unit and indoor module includes a water antifreeze mixture that must have sufficient concentration of antifreeze not only for freeze protection to keep the solution from freezing while operating but ...

Страница 59: ...ture Chicago Section 7 Water Quality Antifreeze Example Table 7 shows the Extreme Annual Temperature for Chicago at 17 3 deg F For adequate burst protection a concentration of 30 Alphi 11 should be used to protect the system In most areas of North America 25 to 30 is sufficient for burst protection In Northern U S and some Canadian climates 35 or more must be used Enertech recommends 25 or higher ...

Страница 60: ... side seen from the front The communication cable must be a shielded cable and be connected between EAV terminal block X22 and the indoor module control module Connect the flushing pump to the indoor module control module Note Electrical installation and service must be carried out by a qualified technician Disconnect power at the disconnect before carrying out any servicing Electrical installatio...

Страница 61: ...onal connections Communication F2120 communicates with NIBE indoor modules contr ol modules by connecting a three core screened cable max area 0 75 mm to terminal block X22 1 4 as shown in the following image For cascade connection join terminal block X23 with X22 to the next heat pump Softwar e version In order for F2120 to be able to communicate with in door module VVM control module SMO the sof...

Страница 62: ...TOR FOR THIS CONNECTION Outdoor Unit Control Board NOTE USE THE 2 INSULATED CONDUCTORS FOR A B Communica ons Wiring Between Indoor and Outdoor Units NOTE USE THE UNINSULATED CONDUCTOR FOR GND CONNECTION Figure 17 Connection between Indoor Module and Outdoor Unit EAV Outdoor Unit and EME EMD Indoor Module Communication Wires Section 8 Field Wiring ...

Страница 63: ...use of SPDs Low Voltage The EME EMD field wiring provides dry contact inputs to interface directly with industry standard zone controllers and aquastats These are indicated with the following input pairs Heat Radiant heating demand input HHeat Air handler heating demand input 120 F outlet temperature Cool Air handler cooling demand input low temperature water DHW Domestic hot water thermistor conn...

Страница 64: ...uded with the tank Step 1 Remove front access panel See below Step 2 Drill hole through snap bushing See below Note Take caution to not damage any components behind snap bushing Step 3 Insert cable through snap bushing and install the 2 the wires to the terminal block as shown See below Black wire on left lug White wire on right lug WARNING THE AQUASTAT NEEDS TO BE SET BELOW THE LOAD LEAVING TEMPE...

Страница 65: ...ension modules Enertech P N HCE NN WVC ZM Exact installation details may require modification of these settings to suit the application 1 2 3 4 5 6 7 8 9 10 11 12 NOTICE 7 9 and 11 to be connected to common at the Hydro Connect zone panel OC Y2C and Y1C Pins 7 and 9 must be connected to the RC terminal at the EWC zone board EAV Input Requirements from Zone Panel The EME EMD field wiring terminal b...

Страница 66: ...h Buffer Tank Both Up to 6 Radiant or Fan Coil Zones Up to 6 Air Handler Fan Coil Units NOTE 7 No minimum HCC NN HC1 ZM NOTE 2 See thermostat chart for details Notes 1 More than 6 zones requires another zone control for each additional 6 zones 2 Use AT_ _ _ _ _ _ for fan coil zone s use 29001 THM 0100 or THM 0200 for radiant zones THM and 29001 models are dual sensing 3 For additional zones an exp...

Страница 67: ...N Y Y N Emerson ATSWE42C 24VAC Y N Y Y Y Emerson THM 0100 24VAC Y Y N N N HBX THM 0200 24VAC Y Y N Y N HBX Most systems use a thermostat for each radiant zone and a thermostat for each fan coil zone A floor sensor is recommended for zones that have both radiant floor and forced air heating When the fan coil calls for heating the heat pump controls will increase the leaving water temperature to 120...

Страница 68: ...ICATORS T STAT 5 ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 5 ZONE 6 ISOLATED X X END SWITCH THERMOSTATS 24 VAC PRIORITY 24 VAC ZONE VALVES PRIORITY X X ZONE 6 PRIORITY OFF ON FUSE 5 AMP R W R W R W R W C C C R W C C FUSE 5 AMP R W C Powered from Transformer A Powered from Transformer B A B Powered from Transformer A Powered from Transformer B Diagram HTG 1 Taco ZVC406 Radiant Heating Only Enertech part ATE...

Страница 69: ... VALVES PRIORITY X X ZONE 6 PRIORITY OFF ON FUSE 5 AMP R W R W R W R W C C C R W C C FUSE 5 AMP R W C A B Powered from Transformer A Powered from Transformer B Wiring from this terminal strip to the relays and Taco zone controller not shown in this diagram Thermostats are factory wired from the Taco zone board to the terminals at the bottom of the page Thermostat wiring Field wiring is shown as gr...

Страница 70: ... Module Connections Expansion module provides an additional fan coil zone and an addtiional 5 radiant zones Connect terminals from main module to the same terminals in the expansion module If main module has been modified to allow heating and cooling in zone 1 the expansion module must also be modified NOTE If expansion module will also have zoning wire zone panel as shown on this diagram The expa...

Страница 71: ...ermostat For constant speed pump use these contacts to power the pump when there is a htg clg call break the L terminal for a 115V pump For variable speed pump use these contacts to enable the pump typically a contact closure will tell the pump to start modulating R G C Y O W C W G Y R Dual Fuel Heat Pump Thermostat Furnace This panel is wired from the factory as a cooling only fan coil for zone 1...

Страница 72: ... R75 R76 R77 R78 R79 R88 R87 R86 R85 R84 R83 R82 R81 R80 C34 C35 C36 C16 C6 C20 U6 U7 U5 R98 R97 R96 R95 R93 R94 R92 R91 R90 R89 C39 C38 C37 C23 C24 U8 U9 R105 R104 R103 R102 R101 R100 R99 J2 C8 C7 C10 C9 C11 C12 C13 C14 C15 U15 U14 R47 C17 C21 C22 C19 U1 Y1 SW 2 SW 1 R51 R50 R48 R 49 R58 C18 D 14 18 17 SWITCH LEGEND D24 R 52 LED19 GROUND FAULT C53 TRL C C W1 E Y2 O Y1 B O Y1 B O Y1 B Y1 O B 3 hea...

Страница 73: ...18 D 14 18 17 SWITCH LEGEND D24 R 52 LED19 GROUND FAULT C53 TRL C C W1 E Y2 O Y1 B O Y1 B O Y1 B Y1 O B Single or 2 stage Conventional Thermostat not set up for heat pump Fan Coil with heat cool inputs not heat pump style RC W Y C Taco Geo Sentry Zone Valve W Y C W Y C M4 M1 M4 M1 M4 M1 M4 M1 24V 24V THERMOSTAT AND FAN COIL CONNECTIONS FOR UP TO 3 FAN COILS NOTE 2 DIAL SETTINGS STAGING OFF COOLING...

Страница 74: ...n Coil BL L YL NOTES 2 3 Zone Valve Connections t stat connections not shown Terminal L SEC is at circuit board C RC RH W Y ZONE 2 W Radiant Floor t stat R C NOTES 2 3 NOTE 4 NOTE 1 R HHEAT Enertech EM Indoor Module COOL 7 C Thermistor to Buffer Tank Thermistor for Outdoor Air Temp for Outdoor Temp Reset ECO 0550 is the buffer tank controller CAUTION TRANSFORMER MUST BE REMOVED FROM EACH FAN COIL ...

Страница 75: ...default curve is 3 and has been found to work in many installations Depending on the load calculation and environmental requirements a different curve may be preferable The higher numbered curves produce higher radiant floor temperatures for a given outdoor temperature while the lower numbered curves produce lower temperatures For example at 30 F outdoor temperature curve 3 will produce 79 F outle...

Страница 76: ...ation and Operations Manual Control Board Field Low Voltage Connections to Indoor Unit X22 Transformer Breaker Transformer Compressor Crankcase Heater Relay Line Voltage Figure 22 Outdoor Unit Control Box Outdoor Control Box Section 9 On Board Controls ...

Страница 77: ...E EMD Rev A Models Installation and Operations Manual Figure 23 Indoor Module Controls Indoor Module Controls Section 9 On Board Controls HMI ASB Companion Board ACB Field Wiring and RS 485 Connection Actuator Sensor Board ASB ...

Страница 78: ...anion Board is an IO expander for the ASB The dry contact inputs on the field wiring in input into this board Additionally it provides stable 12VDC supply for the ASB and HMI from input line voltage Thermistors Two thermistors are utilized on the Indoor Module to measure entering and leaving load temperatures Through these measurements the temperature difference Delta T is calculated and provides ...

Страница 79: ...1 2 3 10 1 3 3 10 1 4 3 10 1 6 3 10 1 7 3 10 1 8 3 10 1 9 3 9 0 3 3 9 1 3 10 0 1 Startup Wizard Button 3 10 1 1a 3 10 0 2 S This will take you back to the startup wizard Flush Outdoor Unit Flush Outdoor Unit heat exchanger and piping between the Indoor Outdoor units until air is removed Please open ALL zone valves and press NEXT Please wait Please open ALL zone valves and press NEXT Hous progr 5 m...

Страница 80: ... NEXT House zones test in progress Please wait 5 min Hous progr 5 min 3 10 1 10 Internal valve in hydronic position Completely flush every circuit until it is void of all air House zones test in progress Please wait 5 min 3 10 1 17 3 11 0 1 1 3 10 1 12 3 10 1 13 3 10 1 11 3 10 1 16 Step 13 Step 14 Step 15 3 11 0 1 1 Update Button 3 12 0 1 1 Reset Button 3 10 1 13 3 10 1 14 3 10 1 15 Step 16 Step 1...

Страница 81: ...10 1 14 3 10 1 15 3 10 1 17 3 11 0 1 1 3 10 1 16 3 10 1 17 3 11 0 1 1 Update Button 3 12 0 1 1 Reset Button 3 10 1 12 3 10 1 13 3 10 1 14 3 10 1 15 3 10 1 17 3 11 0 1 1 Update Button 3 12 0 1 1 Reset Button 3 10 1 12 3 10 1 13 3 10 1 14 3 10 1 15 Step 19 Step 20 Step 21 Step 22 Section 9 On Board Controls ...

Страница 82: ...nu System The menu structure of the touch screen HMI provides many customizable settings Not all HMI screens are shown in this manual The menus are very intuitive The best way to navigate is to review the various menus after going through the start up Wizard This approach will help provide familiarity with the location of the various settings Navigate the options within the HMI first press the men...

Страница 83: ...itions after compressor runs at maximum RPMs for an adjustable period of time Heat Economy ON Electric immersion heat is not used not recommended 3 1 1 After Code note file name is 3 1 0 BMP 3 1 1 Aux Heat Delay 3 3 1 Heat Setpoint 3 4 0 Section 9 On Board Controls 3 2 0 3 2 1 H 3 4 1 Heat Min Temp 3 4 2 H Aux Heat Delay Adjust the amount of time the unit must run full speed before the electric im...

Страница 84: ...mperature gets warmer This mode is recommended for radiant floor systems for best efficiency Heat Curve If Outdoor Reset is on the control will use the heat curve selected see Figure 21 3 3 1 Heat Setpoint 3 4 0 3 5 0 3 5 1 Aux HW Delay Heat Setpoint Temperature the system will target if Outdoor Reset is OFF Heat Max Min Temps Maximum temperature allowed in heating mode is used to ensure flooring ...

Страница 85: ...ngaged after adjustable Aux HW Delay setting Hot Water Economy ON Compressor only hot water no electric immersion heat is used not recommended 3 5 0 3 5 1 Aux HW Delay Section 9 On Board Controls 3 6 0 3 6 1 3 7 2 Load Pump Max Speed 3 7 3 Hot Water Priority See Indoor Climate Hot Water Setpoint Target tank temperature for DHW operation Hot Water Deadband Temperature difference from setpoint to mi...

Страница 86: ...rature difference between entering and leaving fluid temperatures For example if the Delta Temp is set at 8 deg F and the entering temperature is 90 deg F the pump speed will increase decrease RPM to attempt to deliver 98 deg F leaving fluid temperature to the system Alarms The system contains an advanced network of sensors for system monitoring of optimal running conditions If a problem should oc...

Страница 87: ...ng to DHW the valves will not switch to hydronic load or DHW tank if the leaving load temperature is not within 20 F of the target temperature This approach eliminates hot water going to a fan coil in cooling mode or chilled water going to the DHW tank When the higher priority call is satisfied and there is still a call holding the system will transition back to the original call in the same manne...

Страница 88: ...t should be inspected and checked if it is unable to complete a successful defrost If the unit has a significant amount of leaves around the air coil or if the coil needs cleaning the coil may not be able to transfer heat properly Insufficient water flow is generally due to a pump failure and should be displayed as a water flow fault at the HMI Safety Defrost If the air coil is too cold a safety d...

Страница 89: ...Enertech Global 89 EAV EME EMD Rev A Models Installation and Operations Manual EAV Outdoor Unit Wiring Diagram Section 10 Wiring Diagrams ...

Страница 90: ...Enertech Global 90 EAV EME EMD Rev A Models Installation and Operations Manual EME Indoor Module Wiring Diagram Electric Immersion Heater Section 10 Wiring Diagrams ...

Страница 91: ...Enertech Global 91 EAV EME EMD Rev A Models Installation and Operations Manual EMD Indoor Module Wiring Diagram Dual Fuel Section 10 Wiring Diagrams ...

Страница 92: ... Cart System Purged of Air Antifreeze type and Flow Rate Verified Electricity Disconnects indoor outdoor Installed Breaker and Wire Sizes Verified Immersion Heaters Wired Communication Cable Connected EAV Addressed only when cascade connection High Voltage Measurement Outdoor High Voltage Measurement Indoor Transformer Tap 208V or 240V Verified Miscellaneous Condensate Drain Insulation Condensate ...

Страница 93: ...182 5 30 3 189 133 8 25 3 150 99 22 20 3 105 74 32 15 3 047 56 20 10 2 976 42 89 5 2 889 33 02 0 2 789 25 61 5 2 673 20 02 10 2 541 15 77 15 2 399 12 51 20 2 245 10 00 25 2 083 8 045 30 1 916 6 514 35 1 752 5 306 40 1 587 4 348 45 1 426 3 583 50 1 278 2 968 55 1 136 2 467 60 1 007 2 068 65 0 891 1 739 70 0 785 1 469 75 0 691 1 246 80 0 607 1 061 85 0 533 0 908 90 0 469 0 779 95 0 414 0 672 100 NIB...

Страница 94: ...3 145 0 61 145 48 150 2 0 150 0 56 150 43 155 1 8 155 0 51 155 38 160 1 7 160 0 47 160 34 165 1 5 165 0 43 165 31 170 1 4 170 0 40 170 28 175 1 2 175 0 37 175 25 180 1 1 180 0 34 180 23 185 1 0 185 0 31 185 21 190 0 95 190 0 29 190 19 195 0 87 195 0 27 195 17 200 0 81 200 0 25 200 16 205 0 75 205 0 24 205 15 210 0 70 210 0 22 210 14 215 0 66 215 0 21 215 13 220 0 62 220 0 20 220 12 225 0 58 225 0 ...

Страница 95: ...w Not Lit Relay in de energised position Continuous Light Relay engaged ERROR Red Not Lit No errors Flashes Info alarm temporary active Continuous Light Continuous alarm active DEFROST Yellow Not Lit No defrosting or protection active Flashes Some protection is active Continuous Light Defrosting in progress INT COM Green Not Lit No communication with inverter Flashes Communication with inverter EX...

Страница 96: ...e Control Board 12V DC 10 Error Red Not Lit There are no Problems Flashing There is a lockout Check HMI for Error codes 8 CPU OK Green Green Not Lit CPU is not operating Flashing CPU is operating and the Software operating on the Board 9 Com Green Green Not Lit No Communication from the HMI ASB Indoor TCB Outdoor Boards Flashing Communication is Good between the HMI ASB and TCB Boards 7 Lin Green ...

Страница 97: ...istor fault Open circuit or short circuit on sensor input Open Short Sensor for 1 sec 2 Lockout w EHeat Power Cycle 38 DischargeGas Thermistor fault Open circuit or short circuit on sensor input Open Short Sensor for 5 sec 1 Lockout w EHeat Power Cycle 39 Liquid LineThermistor fault Open circuit or short circuit on sensor input Open Short Sensor for 1 sec 2 Lockout w EHeat Power Cycle 40 Liquid Li...

Страница 98: ...r 30 sec 80 5 Repeated low suction temperaturealarms within 4 hours If Suction Gas Thermistor 3 2F for 20 sec within 4 hours 1 Lockout w EHeat Power Cycle 81 Low suction temperaturealarm If Suction Gas Thermistor 3 2F for 20 sec 5 Lockout w EHeat Suction Gas Thermistor 3 2F after 30 sec 85 High ambient temperatureduring cooling Outdoor Air Temp 122F for 1 sec and Cooling 3 Lockout w EHeat Outdoor ...

Страница 99: ... 2 i2t faults 1 Lockout w EHeat Power Cycle 143 Motor 2 output current overload 2 Lockout w EHeat yes 144 Repeated motor 2 output current overload faults 1 Lockout w EHeat Power Cycle 145 Motor 2 output power overload 2 Lockout w EHeat yes 146 Repeated motor 2 output power overload faults 1 Lockout w EHeat Power Cycle 147 Motor 2 over temperature 2 Lockout w EHeat yes 148 Repeated motor 2 over tem...

Страница 100: ...________________________________________________ City _____________________________State Prov __________ Email ___________________________________________ Application Residential New Construction Residential Geo Replacement Residential Replacement of Electric Gas or Other Multi Family Condo Townhome Multiplex Commercial Other ___________________________________ Use check all that apply Space Condi...

Страница 101: ...Installation and Operations Manual Revision Table Date Description of Revision Page 14MAR2021 Minor layout changes made Various 02MAR2021 Minor layout changes made Various 14DEC2020 Initial draft created ALL Section 13 Warranty and Revision Table ...

Страница 102: ...Enertech Global 102 EAV EME EMD Rev A Models Installation and Operations Manual This Page Intentionally Left Blank ...

Страница 103: ...Enertech Global 103 EAV EME EMD Rev A Models Installation and Operations Manual This Page Intentionally Left Blank ...

Страница 104: ...in For the most up to date information please visit our website or contact our Customer Service department at info enertechgeo com Statements and other information contained herein are not express warranties and do not form the basis of any bargain between the parties but are merely Enertech Global s opinion or commendation of its products MEMBER 20D826 01NN Enertech Global LLC 210514B ...

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