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Enertech XT024 Installation & Operation Manual Download Page 56

Enertech Global is continually working to improve its products. As a result, the price, design and specifications of each product 
may change without notice and may not be as described herein. For the most up-to-date information, please visit our website, 
or contact our Customer Service department at [email protected]. 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.

Greenville, IL - Mitchell, SD

[email protected]

Enertech Global, LLC

180406B

20D218-03NN

MEMBER

Rev Tab

Summary of Contents for XT024

Page 1: ...Installation OperationsManual XT MODELS PACKAGED WATER TO AIR MULTI POSITIONAL HEAT PUMPS 20D218 03NN 20D218 03NN Revision A...

Page 2: ...Water Quality Guidelines 14 Interior Piping 15 Typical Pressurized Flow Center Installation 15 Typical Non Pressurized Flow Center Installation 16 Pressurized Flow Center and Pump Mounting 17 Condens...

Page 3: ...kout with Emergency Heat 39 Lockout Board LED Identification 39 Sequence of Operation 40 Section 10 Wiring Diagrams Two Stage ECM Single Phase 208 230V 60HZ 41 Two Stage ECM Three Phase 208 230V 60HZ...

Page 4: ...ures Part Load 41 F heating 68 F cooling AHRI Performance Data Btu hr COP Btu hr EER Full Load 19 800 4 3 27 200 20 3 Part Load 16 600 4 8 21 400 29 1 Full Load 29 200 4 2 38 900 18 3 Part Load 23 200...

Page 5: ...ging Enertech units are mounted to wooden pallets for easy handling during shipment and installation Units are protected during shipment with durable cardboard corner posts top and air coil panels Shr...

Page 6: ...amiliar with unit components and operation Thoroughly check the unit before operating 6 Determine discharge and return air patterns prior to unit assembly and installation Section 2 Installation Intro...

Page 7: ...turer s recommendations The National Electrical Code and all local codes and ordinances Section 3 Installation Considerations Thermostat Thermostats should be installed approximately 54 inches off the...

Page 8: ...equivalent to prevent transfer of vibration noise to the ductwork The flex connector should be designed so as not to restrict airflow Turning vanes should be used on any transition with airflow over 5...

Page 9: ...tion and remove any packaging material or documentation included in the unit Maintain the installation instructions included with any kits for installation during unit assembly Remove and discard any...

Page 10: ...l CSP Compressor Service Panel CAP Control Access Panel ASP Access Service Panel FPT Female Pipe Thread Top View Top Discharge 8 12 16 00 32 20 16 00 28 01 30 33 Control Box AIR COIL SIDE Front Back V...

Page 11: ...1750 1235 1490 800 ON OFF OFF OFF ON OFF OFF OFF D 1300 1500 1300 1550 725 ON OFF OFF ON ON OFF OFF OFF 072 A B 1850 2100 1750 2150 1490 1830 1075 OFF OFF ON OFF OFF OFF OFF OFF C 1650 2000 1600 1900...

Page 12: ...1 3 460 3 38 0 5 7 3 9 N A N A 9 6 11 0 15 14 67 048 1 208 230 1 104 0 21 2 5 2 0 5 5 5 32 4 37 7 50 8 79 0 208 230 1 104 0 21 2 5 2 N A N A 26 4 31 7 50 8 97 2 208 230 3 83 1 14 0 5 2 N A N A 19 2 22...

Page 13: ...rt the unit to downflow supply air 1 Remove the screws holding the blower and heater housing and drop the assembly down 2 Remove the block off plate from the area under the blower housing on the botto...

Page 14: ...he heat exchanger and corrosion of the internal parts are two of the potential problems The Department of Natural Resources or your local municipality can direct you to the proper testing agency Pleas...

Page 15: ...rcial earth loops that require a flow rate of no more than 20 gpm 1 1 4 fusion x 1 double o ring fittings AGA6PES are furnished with the double o ring flow centers for HDPE loop constructions Various...

Page 16: ...flushed with a purge cart The non pressurized flow center needs to be isolated from the flush cart during flushing because the flow center is not designed to handle pressure Since this is a non pressu...

Page 17: ...ump will occur when the pump is not in the important to pump is terminal and proper control pump terminal must located in a to running into the control and also to the designed to drain any that may a...

Page 18: ...n on installing EZ Trap see installationsheet that comes with the EZ Trap Kit Always install the air vent after the trap Note Connect the drain through the trap to the condensation drain system in con...

Page 19: ...oved from the system before operation or pump failure could result The flush ports located on the flow center are access to the piping system for the flush cart See figure 7 for connection details The...

Page 20: ...ctions Figure 8 Flow Center 3 Way Valves Flush Port Flush Port Flush Port Flush Port Loop Loop Loop Loop Unit Unit Unit Unit Section 5 Unit Piping Installation 1 Once the water level stays above the T...

Page 21: ...ed 100 psi under any circumstance 9 Turn the 3 way valves on the flow center back to the normal operation mode which closes the flush port connections 10 Open the ball valves on the flush cart to reli...

Page 22: ...erials Stability Will the brine require periodic change out or maintenance Convenience Is the antifreeze available and easy to transport and install Codes Will the brine meet local and state provincia...

Page 23: ...tilled water with their products Antifreeze Charging Calculate the total amount of pipe in the system and use Table 4 to calculate the amount of volume for each specific section of the system Add the...

Page 24: ...utions recommend the use of de ionized water Tap water may include chemicals that could react with the antifreeze solution Type of Antifreeze Minimum Temperature for Freeze Protection 10 F 12 2 C 15 F...

Page 25: ...air coil Source Out Source In P T Ports P T Ports air coil Source Out Source In P T Ports Shut Off Valves Shut Off Valves Equipment Pad 2 Polyethylene Foam Equipment Pad 2 Polyethylene Foam Flow Cent...

Page 26: ...ce the system is completed to avoid nuisance service calls Hose kits are optional but make for an easier installation since the P T ports and connections are included The hose also helps to isolate th...

Page 27: ...27 IOM XT Models Enertech Global Open Loop Single Stage Solenoid Connections 2nd STAGE Open Loop Two Stage Solenoid Connections Section 5 Unit Piping Installation...

Page 28: ...Plumbing Installation NOTE All plumbing and piping connections must comply with local plumbing codes Note Copper is the only approved material for desuperheater piping TIP Measure the distance above...

Page 29: ...close to the tee in the cold water line Open the air vent and all shut off valves installed in the hot water hot 15 Turn the water supply to the water heater on Fill water heater Open highest hot wate...

Page 30: ...es Drain Valve HWG In HWG Out Hot Water Out Hot Water In 3 4 Copper Adapter Fitting Unit Water Connection Detail Air Coil Air Vent Located at System High Point Cold Water Supply Hot Water Water Heater...

Page 31: ...a potentially hazardous situation or an unsafe practice which if not avoided COULD result in minor or moderate injury or product or property damage WARNING Indicates potentially hazardous situation wh...

Page 32: ...ctric heat accessories The installation instructions list the possible combinations and other important electrical data and limitations Note AHTR electric heaters are not backward compatible Inspectio...

Page 33: ...ERSONAL INJURY OR DEATH BEFORE INSTALLING MODIFYING OR SERVICING SYSTEM MAIN ELECTRICAL DISCONNECT SWITCH MUST BE IN THE OFF POSITION THERE MAY BE MORE THAN ONE DISCONNECT SWITCH LOCK OUT AND TAG SWIT...

Page 34: ...1 Shut OFF electrical power at unit disconnect switch or service panel 2 Remove the upper front panel from unit Locate and remove the blank filler plate from the internal discharge plenum 3 If unit is...

Page 35: ...3 60 10 208 230 1 152 9 27 1 6 9 0 0 5 5 39 5 46 3 70 11 208 230 1 152 9 27 1 6 9 0 5 5 5 40 0 46 8 70 20 208 230 3 110 0 16 5 6 9 0 0 0 0 23 4 27 5 40 21 208 230 3 110 0 16 5 6 9 0 5 0 0 23 9 28 0 45...

Page 36: ...g do not PART PART NAME designer E Parts List QTY DESCRIPTION PART NUMBER ITEM 1 BOX CONTROL PLATE GALVANIZED 13P005 01HN 1 1 BOX CONTROL DIVIDER GALVANIZED 13P004 01HN 2 1 PLATE TERMINAL STRIP CONTRO...

Page 37: ...shorten most timing delays for faster diagnostics by changing the position of a jumper located on the lockout board Water Solenoid Valve Connections Two accessory relay outputs at the terminal strip p...

Page 38: ...rd fault within 30 minutes the board will go into lockout mode and the Call For Service indicator on the thermostat will illuminate Intelligent Lockout Reset If the thermostat is powered off then back...

Page 39: ...er is installed the A terminal is energized 10 seconds before the compressor is energized When the jumper is removed the A terminal is energized with the compressor If using a water solenoid valve wit...

Page 40: ...n is started immediately at 75 of 1st stage operation CFM level based on DIP switch settings first stage compressor and the loop desuperheater pump s are energized 10 seconds after the Y1 input is rec...

Page 41: ...41 IOM XT Models Enertech Global Section 10 Wiring Diagrams Two Stage ECM Single Phase 208 230V 60HZ...

Page 42: ...42 Enertech Global IOM XT Models Section 10 Wiring Diagrams Two Stage ECM Three Phase 208 230V 60HZ...

Page 43: ...43 IOM XT Models Enertech Global Section 10 Wiring Diagrams Two Stage ECM Single Phase 460V 60HZ...

Page 44: ...water temperature in and out at the P T ports use insertion probe Allow 10 minutes of operation before recording temperature drop 6 Calculate the heat of extraction or heat of rejection Plumbing Pipe...

Page 45: ...e Out Source Water Pressure Drop F F F F F F Heat of Rejection Extraction BTU HR BTU HR F F F F F F Cooling Heating F F F F F F Heating F F F Heating V A GA A Source Water Temp Difference Cooling Heat...

Page 46: ...ion is recorded find corresponding entering water temperature column in Specification Manual for unit Find pressure differential in PSI column in Spec Manual Then read the GPM column in Spec Manual to...

Page 47: ...to make the project easier to complete ECM Temporary Motor Replacement ECM Motor Troubleshooting Troubleshooting a TXV Compressor Troubleshooting Variable Speed Flow Centers Return Conversion for and...

Page 48: ...ontactor operation See Note A No Yes OK Single Phase 208 230 C Line Winding R Run Winding S Start Winding R efer to th e com pressor w on t start flow chart Is the c om pre ssor run ning N o O K S hut...

Page 49: ...switch for a couple seconds If compressor runs properly check switch If defective replace If switch is not defective check for air in loop system Make sure loop system is properly purged Verify flow r...

Page 50: ...versing valve wiring If wired wrong correct wiring If reversing valve is stuck replace valve Wrap the valve with a wet cloth and direct the heat away from the valve Excessive heat can damage the valve...

Page 51: ...discharge line always disconnect during troubleshooting Source loop IN Source loop OUT F psi F psi Return Air F Supply Air F GPM Customer Job Name ____________________________________________ Date ___...

Page 52: ...sizing should be evaluated by the electric utility provider Proper Power Supply Evaluation CAUTION CHECK COMPRESSOR AMP DRAW TO VERIFY COMPRESSOR ROTATION ON THREE PHASE UNITS COMPARE AGAINST UNIT EL...

Page 53: ...__________________________ City _____________________________State Prov __________ Email ___________________________________________ Application Residential New Construction Residential Geo Replacemen...

Page 54: ...tter Ifdifferent than company OTHER NOTES _______________________________________________________________________________ ______________________________________________________________________________...

Page 55: ...55 IOM XT Models Enertech Global This Page Intentionally Left Blank...

Page 56: ...formation 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 b...

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