Tranquility 30 Digital ® ( TE ) Series 97B0045N04 Residential Horizontal, Vertical & Downflow Packaged Geothermal Heat Pumps Installation, Operation & Maintenance Instructions Rev.: March 20, 2023 Table of Contents Model Nomenclature Electrical – Thermostat Wiring General Information Wiring Diagrams Vertical Installation Constant Volume (CV) ECM Horizontal Installation...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 This page was intentionally left blank. G e o t h e r m a l H e a t i n g a n d C o o l i n g...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Model Nomenclature 4 5 6 0 2 6 0 2 C L T STANDARD SERIES S = Standard...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 General Information SAFETY CAUTION: Indicates a potentially hazardous situation or an Warnings, cautions and notices appear throughout this unsafe practice, which if not avoided could result in minor or manual.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 General Information, Cont’d. ⚠ ⚠ INSPECTION CAUTION! Upon receipt of the equipment, carefully check the shipment against the bill of lading.
30 Digital ( TE ) Series - 60Hz Power Supply Tranquility ® 3 / 4" [19.1mm] HV Knockout [41.3 mm] [40.5 mm] R e v . : M a r c h 2 0 , 2 0 2 3 1 / 2" [12.7mm] Knockout Low Voltage 1.18 [30.0 mm]...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Horizontal Installation HORIZONTAL UNIT LOCATION MOUNTING HORIZONTAL UNITS Packaged units are not designed for outdoor installation. Horizontal units have 4 hanger brackets partially attached at Locate the unit in an INDOOR area that allows enough space the factory, one at each corner.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Horizontal Installation, Cont’d. Figure 5: Horizontal Unit Pitch 2’ [61cm] Service Front Access 2’...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Horizontal Installation, Cont’d. Field Conversion of Air Discharge Figure 7: Left Return Side to Back Remove Screws Water Connection End...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Condensate and Water Connection CONDENSATE PIPING WATER CONNECTIONS Pitch the unit toward the drain as shown in Figure 5 to Swivel piping fittings are used for water connections that improve the condensate drainage.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 vFlow Heat Pump Applications Overview ® vFlow is a revolutionary new, intelligent, and efficient way Figure 11a: Typical Closed-Loop Application ®...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Closed Loop Heat Pump Applications w/Internal Flow Controller Units with internal flow control come with a built-in variable Figure 12: Internal Flow Controller speed pump, an expansion tank, flushing ports and three- way valves (used to flush the unit).
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Closed Loop Heat Pump Applications w/Internal Flow Controller, Cont’d. Figure 13: Standard Head Variable Pump Performance No Check Valve With Check...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Flushing the Earth Loop ⚠ ⚠ Once piping is completed between the unit and the ground WARNING! loop, final purging and charging of the loop is needed.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Flushing the Earth Loop, Cont’d. Figure 15b: Valve Position B – Unit Fill/Flush NOTICE: Actual flushing time require will vary for each installation due to piping length, configuration, and flush cart pump capacity.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Flushing the Earth Loop, Cont’d. Loop static pressure will fluctuate with the seasons and pressures will be higher in the winter months than during the cooling season.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Multiple Unit Piping and Flushing Often projects require more than one heat pump. Where Table 2: Internal 3-Way Flushing Valve Data possible, it makes sense for multiple units to share a common Flushing...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Multiple Unit Piping and Flushing, Cont’d. MULTIPLE UNITS w/INTERNAL FLOW CONTROLLERS The simplest multiple unit system is one with two (or more) units utilizing internal Flow Controllers with no external pumps or flushing valves.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Multiple Unit Piping and Flushing, Cont’d. Multiple Units with Internal Flow Controllers and Common Flushing Ports Figure 16b: Multiple Units with Internal Flow Controllers and External Flushing Valves Ground Loop Size for Heat Pump...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Flushing/Purging Units with ClimaDry ® When flushing/purging units equipped with ClimaDry II the Under extreme circumstances this procedure may be ®...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Ground-Loop Heat Pump Applications ⚠ ⚠ ANTIFREEZE SELECTION - GENERAL WARNING! In areas where minimum entering loop temperatures drop below 40°F [4.4°C] or where piping will be routed WARNING! Always use properly marked vehicles (D.O.T.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Ground-Loop Heat Pump Applications, Cont’d. cart noting the color of the discharge fluid. Adding food Chart 1a: Methanol Specific Gravity coloring to the antifreeze can help indicate where the 1.000...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Closed Loop – External Central Pumping Applications Figure 20: Typical Closed Loop with Central Pumping Application (with Internal Modulating Motorized Valve Shown) To Thermostat Internal Motorized Modulating Valve...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Open Loop or Ground-Water Heat Pump Applications Figure 22: Typical Open Loop/Well Application OPEN LOOP –...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Open Loop or Ground-Water Heat Pump Applications, Cont’d. PRESSURE TANK AND PUMP WATER COIL LOW TEMPERATURE LIMIT SETTING Use a closed, bladder-type pressure tank to minimize For all open loop systems the 30°F [-1.1°C] LT1 setting mineral formation due to air exposure.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Water Quality Requirements Table 5: Water Quality Requirements Clean water is essential to the performance and life span of water source heat pumps. Contaminants, chemicals, and minerals all have the potential to cause damage to the water heat exchanger if not treated properly.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Water Quality Requirements, Cont’d. Hydrogen Sulfide has an odor of rotten eggs. If one α...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Water Quality Requirements, Cont’d. Measuring Earth Ground Resistance � 0.02 Well Casing Building Ground Rod OHM meter Measure the earth ground bond using an Ohm meter between the building's ground rod and the steel well casing.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Water Quality Requirements, Cont’d. Measuring Electrolysis Voltage and Current 300mV Heat Pump Volt Meter Wire Electrode inserted into port for Voltage measurement Pete's Port...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Hot Water Generator The HWG (Hot Water Generator) or desuperheater option Using a 125°F set point, the HWG can heat the lower 40 provides considerable operating cost savings by utilizing gallons of water from 100°F to 125°F, providing up to 8,330 heat energy from the compressor discharge line to help...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Hot Water Generator, Cont’d. INSTALLATION Figure 25: Anti-Scald Valve Piping Connections The HWG is controlled by two sensors and the DXM2.5 ANTI-SCALD COLD WATER VALVE PIPING...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Hot Water Generator, Cont’d. ⚠ ⚠ Depress the hot water tank pressure relief valve handle WARNING! to ensure that there is no air remaining in the tank.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Electrical – Line Voltage ⚠ ⚠ ELECTRICAL – LINE VOLTAGE WARNING! All field installed wiring, including electrical ground, must comply with the National Electrical Code as well as all WARNING! To avoid possible injury or death due to applicable local codes.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Electrical – Low Voltage Wiring Figure 28: Tranquility Low Voltage Field Wiring Table 9: Accessory Relay 2 Configuration Field Wiring with DIP 2.4 DIP 2.5...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Electrical – Thermostat Wiring Figure 24a: Communicating Thermostat THERMOSTAT INSTALLATION Figure 30a: iGate 2 Communicating (AWC) Thermostat ®...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 DXM2.5 Wiring Diagram w/Internal Flow Controller – 96B0005N60 This diagram includes typical wiring details but is not applicable to all units. For specific unit wiring, refer to the diagram or the units’...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 DXM2.5 Wiring Diagram w/Motorized Modulating Water Valve – 96B0005N62 This diagram includes typical wiring details but is not applicable to all units. For specific unit wiring, refer to the diagram or the units’...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 DXM2.5 Wiring Diagram w/ClimaDry II – 96B0242N17 ® This diagram includes typical wiring details but is not applicable to all units. For specific unit wiring, refer to the diagram or the units’...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Constant Volume ( CV ) ECM The Intelligent Constant Volume (CV) ECM The fan motor operating modes include: blower motor provides unmatched functionality that...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Blower Performance Data 30 ( TE ) Series CV ECM Blower Performance Data Table Table 10: Tranquility ®...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Controls – DXM2.5 DXM2.5 CONTROLS For detailed control information, see the DXM2.5 Application, Operation, and Maintenance (AOM) manual (part # 97B0142N01).
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 ClimaDry II Modulating Reheat Option ® CLIMADRY II SEQUENCE OF OPERATION 1st Stage Heating: A simultaneous call from (G) and (Y1) to ®...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 ClimaDry II Modulating Reheat Option, Cont’d. ® The Loop Pump circulates condenser water through the water is diverted to the reheat coil (no heat of rejection to hydronic reheat coil during the reheat mode of operation.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 ClimaDry II Modulating Reheat Option, Cont’d. ® Table 11a: Humidistat/Dehumidistat Logic & DXM2.5 (2.1, 2.2., 2.3) DIP Settings Sensor Logic Reheat (ON) - H...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Operating & Commissioning Limits OPERATING LIMITS COMMISSIONING LIMITS Environment – Units are designed for indoor installation Consult Table 12b for commissioning limits.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Unit & System Checkout ⚠ ⚠ ⚠ ⚠ CAUTION! CAUTION! CAUTION! Verify that ALL water valves are open and CAUTION! To avoid equipment damage, DO NOT allow water flow prior to engaging the compressor.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Unit Start-Up Procedure MANUAL OPERATING MODE UNIT START-UP PROCEDURE Turn the thermostat fan position to “ON.” Blower COMM OUTPUT should start.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Unit Start-Up Procedure, Cont’d. Heat of Extraction (HE) can also be calculated and compared Water Flow, gpm (l/m) Drop, Heating °F to the performance data pages in this IOM.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Unit Operating Conditions Table 13: TE Coax Water Pressure Drop Table 14: ClimaDry II Option Corrections ®...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Unit Operating Conditions, Cont’d. Table 16: TE Series Typical Unit Operating Pressures and Temperatures TE026 Full Load Cooling - without HWG active Full Load Heating - without HWG active...
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Unit Operating Conditions, Cont’d. Table 16, Cont’d.: TE Series Typical Unit Operating Pressures and Temperatures TE064 Full Load Cooling - without HWG active Full Load Heating - without HWG active...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 026 Part Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 026 Full Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 038 Part Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 038 Full Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 049 Part Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 049 Full Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 064 Part Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 064 Full Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 072 Part Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5 board.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Data – Model 072 Full Load with vFlow ® Antifreeze use recommended in this range. Performance capacities shown in thousands of Btuh Also Clip JW3 on DXM2.5board.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Preventive Maintenance WATER COIL MAINTENANCE CONDENSATE DRAIN (Direct ground water applications only) In areas where airborne bacteria may produce a “slimy” If the system is installed in an area with a known high substance in the drain pan, it may be necessary to treat the mineral content (125 P.P.M.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Troubleshooting Table 18: Nominal resistance at various temperatures GENERAL If operational difficulties are encountered, perform Resistance Resistance Temp (ºC) Temp (ºF)
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Troubleshooting, Cont’d. OUTPUTS Fault Temp Conditions – This option displays the DXM2.5 The compressor and reversing valve relays are 24VAC temperature and voltage values when the lockout occurred.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 DXM2.5 Functional Troubleshooting Flow Chart ⚠ ⚠ WARNING! WARNING! HAZARDOUS VOLTAGE! DISCONNECT ALL ELECTRIC POWER INCLUDING REMOTE DISCONNECTS BEFORE SERVICING.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Functional Troubleshooting Fault Htg Clg Possible Cause Solution Check line voltage circuit breaker and disconnect. Check for line voltage between L1 and L2 on the contactor.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Functional Troubleshooting, Cont’d. Table continued from previous page. Fault Htg Clg Possible Cause Solution Check power supply and 24VAC voltage before and during operation.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Troubleshooting Symptom Htg Clg Possible Cause Solution Dirty filter Replace or clean. Check for dirty air filter and clean or replace.
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30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Performance Troubleshooting, Cont’d. Table continued from previous page. Symptom Htg Clg Possible Cause Solution Check G wiring at heat pump.
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Troubleshooting Form Packaged Water-to-Air RP929 Troubleshooting Form Customer: Loop Type: Startup Date: Model #: Serial #: Antifreeze Type &...
30 Digital ( TE ) Series - 60Hz Tranquility ® R e v . : M a r c h 2 0 , 2 0 2 3 Revision History Date: Item: Action: 21 Mar., 23 Added ClimaDry Reheat Upgraded DXM2 to DXM2.5 unit controls and replaced the ATC thermostat with 18 Nov., 22 the AWC thermostat 5 Oct., 21...