Related Manuals for Nibe ClimateMaster Tranquiliy SE PREMIER Series
Summary of Contents for Nibe ClimateMaster Tranquiliy SE PREMIER Series
- Page 1 COMMERCIAL TranquiliTy® (SE) PrEMiEr SEriES INSTALLATION, OPERATION & MAINTENANCE MANUAL Part#: 97B0154N01 | Revised: December 11, 2024 Models: SE 024-072 60 Hz – R-454B...
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Page 2: Table Of Contents
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Table of Contents 024-072 Model Nomenclature Electrical: Power Wiring Attentions, Cautions, and Warnings Electrical: Low Voltage Wiring General Information Electrical: DXM2.5 Example Wiring Diagram Minimum Installation Area Electrical: Thermostat Wiring Refrigerant System Servicing Constant Volume CV EC Limits Physical Data Controls: DXM2.5 Horizontal Installation... -
Page 3: Model Nomenclature
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Model Nomenclature 024-072 PRODUCT STANDARD NAME S = Standard S = R-454B Refrigerant BLOWER MOTOR MODEL V = Constant Volume (CV) EC Motor TYPE E = Premier Series EXTENDED OPTIONS 0 = Standard SUPPLY & RETURN G = Hot Water Generator CONFIGURATIONS Left Horizontal... -
Page 4: Attentions, Cautions, And Warnings
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Attentions, Cautions, and Warnings 024-072 SAFETY WARNING All refrigerant discharged from this unit must be recovered WITHOUT Warnings, cautions, and notices appear EXCEPTION. Technicians must follow industry accepted guidelines and throughout this manual. Read these items carefully all local, state, and federal statutes for the recovery and disposal of refrigerants. - Page 5 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Attentions, Cautions, and Warnings 024-072 CAUTION DO NOT store or install units in corrosive environments or in locations subject to temperature or humidity extremes (e.g., attics, garages, rooftops, etc.). Corrosive conditions and high temperature or humidity can significantly reduce performance, reliability, and service life.
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Page 6: General Information
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: General Information 024-072 INSPECTION PRE-INSTALLATION Upon receipt of the equipment, carefully check the Installation, Operation, and Maintenance instructions shipment against the bill of lading. Make sure all units are provided with each unit. Horizontal equipment have been received. - Page 7 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: General Information 024-072 Work Procedure Checks to the Refrigeration Equipment Work shall be undertaken under a controlled procedure The following checks shall be applied to installations so as to minimise the risk of a flammable gas or vapor using FLAMMABLE REFRIGERANTS: being present while the work is being performed.
- Page 8 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: General Information 024-072 REPAIR TO INTRINSICALLY SAFE COMPONENTS Intrinsically safe components must be replaced. CABLING Check that cabling will not be subject to wear, corrosion, excessive pressure, vibration, sharp edges or any other adverse environmental effects. The check shall also take into account the effects of aging or continual vibration from sources such as compressors or fans.
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Page 9: Minimum Installation Area
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Minimum Installation Area 024-072 MINIMUM INSTALLATION AREA Minimum area where a blower-equipped unit must be installed, and mechanical/natural ventilation is not required Minimum Installation Charge Area ft ) [A Model Configuration Minimum area where unit is installed (oz) Floor Window... -
Page 10: Refrigerant System Servicing
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Refrigerant System Servicing 024-072 REFRIGERANT SYSTEM The outlet for the vacuum pump shall not be close to any potential ignition sources, To maintain sealed circuit integrity, do not install and ventilation shall be available. service gauges unless unit operation appears Charging Procedures abnormal. - Page 11 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Refrigerant System Servicing 024-072 Ensure that the detector is not a potential source of Mechanical handling equipment is available, Ignition and is suitable for the refrigerant used. Leak if required, for handling refrigerant cylinders. detection equipment shall be set at a percentage All personal protective equipment is available of the lower flammability limit of the refrigerant and...
- Page 12 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Refrigerant System Servicing 024-072 RECOVERY When removing refrigerant from a system, either for In addition, a set of calibrated weighing scales servicing or decommissioning, it is recommended shall be available and in good working order. good practice that all refrigerants are removed safely.
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Page 13: Physical Data
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Physical Data 024-072 Tranquility (SE) Series Model (SE) Compressor (1 each) Scroll Factory Charge HFC/HFO-454B - (oz.) Refrigerant Leak Detection System Number of Sensors Water Connection Size Source FPT 3/4” 3/4” 1” 1” 1" System Water Volume (gallons) 0.323 0.738... -
Page 14: Horizontal Installation
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Horizontal Installation 024-072 HORIZONTAL UNIT LOCATION The installation of water source heat pump units and all associated components, parts and accessories which Units are not designed for outdoor installation. Locate make up the installation shall be in accordance with the unit in an INDOOR area that allows enough space the regulations of ALL authorities having jurisdiction for service personnel to perform typical maintenance... -
Page 15: Horizontal Installation: Service Access
TranquiliTy® (SE) PrEMiEr SEriES– iOM Horizontal Installation: Models: Service Access 024-072 Left Return Back Discharge Right Return Back Discharge Supply Supply Air Flow Air Flow Return Return Air Flow Air Flow Front Front Left Return Straight Discharge Right Return Straight Discharge Return Supply Supply... - Page 16 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Actual area is 3.5313” w x 8.875”h Horizontal Installation 024-072 Guides indicate .125” bleed all around Figure 2: Horizontal Unit Pitch 1/4” (6.4 mm) pitch toward drain for drainage Drain connection Figure 3: Typical Unit Installation 3/8”...
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Page 17: Condensate Piping
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Horizontal Installation 024-072 CONDENSATE PIPING STAINLESS STEEL DRAIN PANS Actual area is 3.5313” w x 8.875”h A condensate drain line must be installed and The condensate connection is female pipe thread. Guides indicate .125” bleed all around pitched away for the unit to allow for proper Field to provide condensate connection male adapter. -
Page 18: Duct System Installation
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Horizontal Installation 024-072 DUCT SYSTEM INSTALLATION Proper duct sizing and design is critical to the An unventilated area where water source performance of the unit. The duct system should heat pump is installed and surpasses a R-454B be designed to allow adequate and even airflow refrigerant charge of 62 oz (1.76 kg), shall be without through the unit during operation. - Page 19 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Actual area is 3.5313” w x 8.875”h 024-072 Guides indicate .125” bleed all around Figure 5: Left Return – Side-to-Back OVERVIEW Remove Screws Water Horizontal unit blower assembly can be field Connection End converted between side (straight) and back (end) discharge using the instructions below.
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Page 20: Vertical Installation
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Vertical Installation 024-072 VERTICAL UNIT LOCATION 6. Provide access to water valves and fittings and screwdriver access to the unit side panels, Units are not designed for outdoor installation. Locate discharge collar and all electrical connections. the unit in an INDOOR area that allows enough space Figure 7: Vertical Unit Mounting for service personnel to perform typical maintenance... -
Page 21: Condensate Piping For Vertical Units
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Vertical Installation 024-072 SOUND ATTENUATION FOR VERTICAL UNITS Always vent the condensate line when dirt or air can collect in the line or a long horizontal drain line Sound attenuation is achieved by enclosing the is required. -
Page 22: Vertical Installation: Service Access
TranquiliTy® (SE) PrEMiEr SEriES– iOM Actual area is 7.25” w x 8.875”h Vertical Installation: Models: Guides indicate .125” bleed all around Service Access 024-072 Vertical Units Left Return Supply Air Opening Front CCP and BSP Right Return Supply Air Opening Front CCP and BSP Notes:... -
Page 23: Piping Installation
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Piping Installation 024-072 INSTALLATION SUPPLY AND RETURN PIPING Optional pressure-rated hose assemblies designed specifically for use with ClimateMaster units are Follow these piping guidelines. available. Similar hoses can be obtained from alternate suppliers. Supply and return hoses are Install a drain valve at the base of each supply fitted with swivel-joint fittings at one end to prevent and return riser to facilitate system flushing. -
Page 24: Vflow® Heat Pump Applications Overview
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: vFlow® Heat Pump Applications Overview 024-072 vFlow is a revolutionary new, intelligent, and efficient 4. High Head Variable Pump – Typical for way to circulate water (or water plus antifreeze) Individual Unit Pumping. using internal, variable speed water flow control. With this option the unit includes an internal The factory installed high efficiency variable speed variable speed pump that is capable of higher... - Page 25 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: vFlow Heat Pump Applications Overview 024-072 Typical Open Loop Application High System Pressure Drop Valve (Shown with Internal Modulating Motorized Valve) WPD Adders Close Model MOPD 0.41 0.94 SE*024 0.92 2.12 To Thermostat 1.63 3.76 0.92 2.12...
- Page 26 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: vFlow Heat Pump Applications Overview 024-072 Standard Head Variable Pump Performance No Check Valve With Check Valve Flow Rate (gpm) High Head Variable Pump Performance No Check Valve With Check Valve Flow (gpm) PA G E : 2 6 P a r t # : 9 7 B 0 1 5 4 n 0 1 | r e v i s e d : D e c e m b e r 1 1 , 2 0 2 4 w w w.
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Page 27: Water-Loop Heat Pump Applications
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Water-Loop Heat Pump Applications 024-072 COMMERCIAL WATER LOOP APPLICATIONS The piping system should be flushed to remove dirt, piping chips, and other foreign material prior to Commercial systems typically include a number of operation (see Piping System Cleaning and Flushing units connected to a common piping system. -
Page 28: Ground-Loop Heat Pump Application
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Ground-Loop Heat Pump Application 024-072 Test individual horizontal loop circuits before CAUTION backfilling. Test vertical U-bends and pond loop The following instructions represent industry accepted installation assemblies prior to installation. Pressures of at least practices for closed loop earth coupled heat pump systems. -
Page 29: Ground-Loop And Ground Water Heat Pump Applications
TranquiliTy® (SE) PrEMiEr SEriES– iOM Ground-Loop and Ground Water Models: Heat Pump Applications 024-072 Figure 12: Ground-Loop Heat Pump Applications Typical Closed Loop with Central Pumping (unit with internal modulating water valve) To Thermostat Internal Motorized Modulating Valve Water Out Water In High and Low Voltage... -
Page 30: Open Loop: Ground Water Systems
TranquiliTy® (SE) PrEMiEr SEriES– iOM Ground-Loop and Ground Water Models: Heat Pump Applications 024-072 OPEN LOOP: GROUND WATER SYSTEMS Desuperheater coils can likewise become scaled and possibly plugged. In areas with extremely hard Typical open loop piping is shown in Figure 13. Shut water, the owner should be informed that the heat off valves should be included for ease of servicing. - Page 31 TranquiliTy® (SE) PrEMiEr SEriES– iOM Ground-Loop and Ground Water Models: Heat Pump Applications 024-072 WATER CONTROL VALVE: FLOW REGULATION: UNITS WITHOUT vFlow UNITS WITHOUT vFlow Always maintain water pressure in the heat Flow regulation can be accomplished by two exchanger by placing the water control valve(s) on methods.
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Page 32: Water Quality Requirements
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Water Quality Requirements 024-072 Table 4: 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. - Page 33 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Water Quality Requirements 024-072 α The Water Quality table provides water quality Hydrogen Sulfide has an odor of rotten eggs. requirements for coaxial and brazed-plate If one detects this smell, a test for H S must be heat exchangers.
- Page 34 TranquiliTy® (SE) PrEMiEr SEriES– iOM Actual area is 7.25” w x 8.875”h Models: Water Quality Requirements Guides indicate .125” bleed all around 024-072 Measuring Earth Ground Resistance for Ground-Water Applications � 0.02 Building Well Casing Ground Rod Ohm meter Measure the earth ground bond using an Ohm meter between the building’s ground rod and the steel well casing.
- Page 35 TranquiliTy® (SE) PrEMiEr SEriES– iOM Actual area is 7.25” w x 8.875”h Models: Water Quality Requirements Guides indicate .125” bleed all around 024-072 Measuring Electrolysis, Voltage, and Current for Ground-Water Applications 300mV Heat Pump Volt Meter Wire Electrode inserted into port for Voltage Measurement Pete’s Port Water in...
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Page 36: Hot Water Generator
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Hot Water Generator 024-072 The Hot Water Generator (HWG) or desuperheater Using a 125°F setpoint, the HWG can heat the lower option provides considerable operating-cost savings 40 gallons of water from 100°F to 125°F, providing up by utilizing heat energy from the compressor to 8,330 btu’s of heat. -
Page 37: Installation
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Hot Water Generator 024-072 Figure 15: Two-tank HWG Installation If the control detects a HWG fault, the DXM2.5 status LED flashes a numeric fault code as follows: Cold Inlet from Domestic Supply High Water Temperature (> 160ºF) (five flashes) Hot Outlet Shut-o to House... -
Page 38: Water Tank Preparation
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Hot Water Generator 024-072 Hot Water Generator settings are determined by The heat pump, water piping, pump, and hot water tank DIP switches 3-2, 3-3, and 3-4. should be located where the ambient temperature does not fall below 50°F (10°C). -
Page 39: Water Tank Refill
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Hot Water Generator 024-072 WATER TANK REFILL INITIAL STARTUP Close valve #4. Ensure that the HWG valves Make sure all valves in the HWG water circuit (valves #2 and #3) are open. Open the cold are fully open. -
Page 40: Electrical Data: Cv Ec Blower Motor
TranquiliTy® (SE) PrEMiEr SEriES– iOM Electrical Data: CV EC Blower Motor Models: Standard Unit 024-072 TOTAL FUSE/ COMPRESSOR VOLTAGE VOLTAGE Model VOLTAGE MOTOR UNIT CIRCUIT HACR CODE MIN/MAX QTY RLA G.J. 208/230-1-60 187.0/252 10.3 14.5 17.1 SE024 H.K. 208/230-3-60 187.0/252 10.5 12.1 F.L. - Page 41 TranquiliTy® (SE) PrEMiEr SEriES– iOM Electrical Data: CV EC Blower Motor Models: with Internal Secondary Pump 024-072 TOTAL FUSE/ COMPRESSOR VOLTAGE VOLTAGE PUMP Model VOLTAGE MOTOR UNIT CIRCUIT HACR CODE MIN/MAX QTY RLA G.J. 208/240-1-60 187/252 10.3 15.3 17.9 SE024 H.K.
- Page 42 TranquiliTy® (SE) PrEMiEr SEriES– iOM Electrical Data: CV Blower Motor Models: EC Standard Unit with Variable Pump 024-072 Units with Standard Head Variable Pump Compressor Voltage Pump Total Voltage Fuse/ Model Voltage Min/ Motor Motor Unit Circ Code HACR G.J. 208/230-1-60 187/252 10.3...
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Page 43: Electrical: Power Wiring
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Electrical: Power Wiring 024-072 Figure 18: Single Phase Line Voltage Field Wiring WARNING Disconnect electrical power source to prevent injury or death from Capacitor electrical shock. Contactor -CC CAUTION Use only copper conductors for field installed electrical wiring. Unit Grnd terminals are not designed to accept other types of conductors. -
Page 44: Electrical: Low Voltage Wiring
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Electrical: Low Voltage Wiring 024-072 THERMOSTAT CONNECTIONS LT1 is sensing refrigerant temperature, not water temperature, which is a better indication of how The thermostat should be wired directly to the water flow rate/temperature is affecting the DXM2.5. -
Page 45: Electrical: Dxm2.5 Example Wiring Diagram
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Electrical: DXM2.5 Example Wiring Diagram 024-072 NOTES: Field Use Only: Transformer wiring is voltage-sensitive. Use layout corresponding to the unit voltage. Typical heat-pump thermostat wiring shown. Refer to thermostat IOM for wiring to the unit. Thermostat wiring must be “Class I”... -
Page 46: Accessory Connections
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Electrical: Low Voltage Wiring 024-072 ACCESSORY CONNECTIONS Only relay- or triac-based electronic thermostats should be used with slow closing valves. When A terminal paralleling the compressor contactor coil wired as shown, the slow closing valve will operate has been provided on the DXM2.5. - Page 47 TranquiliTy® (SE) PrEMiEr SEriES– iOM Electrical: Low Voltage Wiring for non-vFlow Units Models: Using External Motorized Water Valve 024-072 Figure 21: Accessory Motorized Water Valve Figure 23: Two-Stage Piping Typical Wiring Example #1 Solenoid Flow Valve Regulator Unit Controller Stage 2 To Discharge Stage 1 Accessory Motorized...
- Page 48 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Electrical: Low Voltage Wiring 024-072 REFRIGERANT DETECTION SYSTEM (RDS) FIELD-INSTALLED RDS SYSTEM The function, operation, and required servicing If an RDS is optionally being field-installed on measures for the RDS include the following: non-ducted horizontal units in sizes 024-048, use the following guidelines to install the refrigerant The RDS monitors the status of the refrigerant detection sensor upstream of the unit’s return air inlet:...
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Page 49: Electrical: Thermostat Wiring
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Electrical: Thermostat Wiring 024-072 THERMOSTAT INSTALLATION The thermostat should be located on an interior Mark the position of the back plate mounting holes wall in a larger room, away from supply duct and drill holes with a 3/16-inch (5 mm) bit. Install drafts. -
Page 50: Constant Volume Cv Ec Limits
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Constant Volume CV EC Limits 024-072 CV EC MOTOR ADVANTAGE A major benefit of the CV EC motor over other blower motor types is its ability to adjust airflow remotely through the iGate 2 web portal, mobile app, or directly at the unit with a communicating diagnostic service tool. -
Page 51: Controls: Dxm2.5
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Controls: DXM2.5 024-072 DXM2.5 Advanced Communicating Controls For detailed controller information, see the DXM2.5 Application, Operation, and Maintenance (AOM) manual (part # 97B0142N01). To confirm the controller type of your particular unit, refer to digit 9 on the unit model number and the unit nomenclature diagram found on page 3 of this manual. -
Page 52: Operating Limits And Commissioning Conditions
TranquiliTy® (SE) PrEMiEr SEriES– iOM Operating Limits and Commissioning Models: Conditions 024-072 OPERATING LIMITS COMMISSIONING CONDITIONS Environment – Units are designed for indoor Starting conditions vary depending upon model and installation only. Never install units in areas subject are based upon the following notes: to freezing or where humidity levels could cause NOTES: cabinet condensation (such as unconditioned... -
Page 53: Piping System Cleaning And Flushing
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Piping System Cleaning and Flushing 024-072 PIPING SYSTEM CLEANING AND FLUSHING Cleaning and flushing the WLHP piping system is the 10. When the system is successfully cleaned, flushed, single most important step to ensure proper startup refilled and bled, check the main system panels, and continued efficient operation of the system. -
Page 54: Unit And System Checkout
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit and System Checkout 024-072 SYSTEM CHECKOUT WARNING Polyolester Oil, commonly known as POE oil, is a synthetic oil used in System water temperature: Check water † many refrigeration systems including those with R-454B refrigerant. temperature for proper range and also verify POE oil, if it ever comes in contact with PVC or CPVC piping, may cause failure of the PVC/CPVC. -
Page 55: Unit Startup Procedure
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit Startup Procedure 024-072 UNIT STARTUP PROCEDURE Turn the thermostat fan position to “ON”. The Refer to the Typical Unit Operating Pressures blower should start. and Temperatures tables. Check the temperature of both entering and leaving 2. - Page 56 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit Startup Procedure 024-072 HE (kW) = TD x GPM x 500 WARNING When the disconnect switch is closed, high voltage is present in some where TD is the temperature difference areas of the electrical panel. Exercise caution when working with between the entering and leaving energized equipment.
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Page 57: Unit Operating Conditions
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit Operating Conditions 024-072 Table 8: SE Coax Water Pressure Drop Pressure Drop, psi [kPa] U.S. Model 30°F 50°F 70°F 90°F 110°F [-1°C] [10°C] [21°C] [32°C] [43°F] 2.20 3.00 SE024 4.50 6.00 3.40 4.50 SE036 6.80 9.00... - Page 58 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit Operating Conditions 024-072 Table 9: SE Series Typical Unit Operating Pressures and Temperatures Operating Pressure/Temperature tables include the following notes: Airflow is at nominal (rated) conditions Entering air is based upon 70°F (21°C) DB in heating and 80/67°F (27/19°C) in cooling Subcooling is based upon head pressure at compressor service port Cooling air and water values can vary greatly with changes in humidity level SE*024...
- Page 59 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit Operating Conditions 024-072 SE*048 Full Load Cooling - without HWG active Full Load Heating - without HWG active Entering Water Discharge Suction Water Air Temp Discharge Suction Water Superheat Subcooling Superheat Subcooling Temp Water Flow Pressure...
- Page 60 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Unit Operating Conditions 024-072 SE*072 Full Load Cooling - without HWG active Full Load Heating - without HWG active Entering Water Discharge Suction Water Air Temp Discharge Suction Water Superheat Subcooling Superheat Subcooling Temp Water Flow Pressure...
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Page 61: Preventative Maintenance
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Preventative Maintenance 024-072 WATER COIL MAINTENANCE CONDENSATE DRAIN (WATER LOOP APPLICATIONS) In areas where airborne bacteria may produce a “slimy” substance in the drain pan, it may be necessary Generally water coil maintenance is not needed for to treat the drain pan chemically with an algaecide closed loop systems. -
Page 62: Troubleshooting
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Troubleshooting 024-072 GENERAL SENSOR INPUTS If operational difficulties are encountered, perform All sensor inputs are ‘paired wires’ connecting each the preliminary checks below before referring to the component to the board. Therefore, continuity on troubleshooting charts. -
Page 63: Advanced Diagnostics
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Troubleshooting 024-072 ADVANCED DIAGNOSTICS If a communicating thermostat or diagnostic tool (ACDU) is connected to the DXM2.5, additional diagnostic information and troubleshooting capabilities are available. The current status of all DXM2.5 inputs can be verified, including the current temperature readings of all temperature inputs. -
Page 64: Dxm2.5 Functional Troubleshooting Flow Chart
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: DXM2.5 Functional Troubleshooting Flow Chart 024-072 WARNING HAZARDOUS VOLTAGE! DISCONNECT ALL ELECTRIC POWER INCLUDING REMOTE DISCONNECTS BEFORE SERVICING. Failure to disconnect power before servicing can cause severe personal injury or death. DXM2.5 Functional Start Troubleshooting Flow Chart Did Unit Check Main... -
Page 65: Functional Troubleshooting
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Functional Troubleshooting 024-072 Fault Htg Clg Possible Cause Solution Check line voltage circuit breaker and disconnect. Check for line voltage between L1 and L2 on the contactor. Main power problems Green Status LED Off Check for 24VAC between R and C on DXM2.5 Check primary/secondary voltage on transformer. - Page 66 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Functional Troubleshooting 024-072 Table continued from previous page Fault Htg Clg Possible Cause Solution Check power supply and 24VAC voltage before and during operation. Check power supply wire size. Under Voltage Over/Under Check compressor starting. Need hard start kit? Voltage Code 7 Check 24VAC and unit transformer tap for correct power supply voltage.
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Page 67: Performance Troubleshooting
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Performance Troubleshooting 024-072 Symptom Htg Clg Possible Cause Solution Dirty filter Replace or clean. Check for dirty air filter and clean or replace. Reduced or no airflow in heating Check fan motor operation and airflow restrictions. Too high of external static? Check static vs. - Page 68 TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Performance Troubleshooting 024-072 Table continued from previous page Symptom Htg Clg Possible Cause Solution Too high of airflow Check fan motor speed selection and airflow chart. High humidity Recheck loads & sizing. Check sensible cooling load and heat Unit oversized pump capacity.
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Page 69: Startup Log Sheet
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Startup Log Sheet Startup Log Sheet 024-072 Models: Small Packaged Units Ty, TZ 7300 S.W. 44th Street, Oklahoma City, OK 73179 • Phone: 1-800-299-9747 Installer: Complete Unit and System Checkout and follow Unit Startup Procedures in the IOM. Use this form to record unit information, temperatures, and pressures during startup. -
Page 70: Functional Troubleshooting Form
Model Number: ________________________ Serial Number: ________________________ TranquiliTy® (SE) PrEMiEr SEriES– iOM Date: ________________________ Packaged Unit Refrigeration Schematic Customer: _____________________________________ Antifreeze: ________________________ Models: Functional Troubleshooting Form Model#: ________________________ Serial#: ________________ Loop type: _______________ 024-072 Complaint: ________________________________________________________________________ HEATING CYCLE ANALYSIS - °F SUCTION COIL °F... -
Page 71: Warranty (U.s. And Canada)
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Warranty (U.S. and Canada) 024-072 w w w. c l i m a t e m a s t e r. c o m P a r t # : 9 7 B 0 1 5 4 n 0 1 | r e v i s e d : D e c e m b e r 1 1 , 2 0 2 4 PA G E : 7 1... -
Page 72: Revision History
TranquiliTy® (SE) PrEMiEr SEriES– iOM Models: Revision History 024-072 Date Section Description Updated naming conventions for the CXM2, DXM2.5, and the AWC Thermostat 12/03/24 Electrical Data Updated electrical data for SE048-072 Electrical: Low Voltage Added content concerning the End of Line (EoL) termination on the RDS board Physical Data Updated the packaged weight for the SE024 Updated Altitude Adjustment table and added note concerning maximum...
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