ClimateMaster Tranquility Low-Profile Series Installation Operation & Maintenance Download

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Tranquility

Low-Profile

(TRL) Series

Models TRL 006 - 015

60Hz - HFC-410A

INSTALLATION, OPERATION

& MAINTENANCE

97B0001N15

Created: November 11, 2021

Summary of Contents for Tranquility Low-Profile Series

Page 1: ...Tranquility Low Profile TRL Series Models TRL 006 015 60Hz HFC 410A INSTALLATION OPERATION MAINTENANCE 97B0001N15 Created November 11 2021 ...

Page 2: ...CLIMATEMASTER WATER SOURCE HEAT PUMPS Tranquility TRL Series Rev Novemb er 11 2021 ClimateMaster Water Source Heat Pumps 2 This page intentionally left blank ...

Page 3: ...6 27 Electrical Line Voltage 28 Electrical Data 29 Electrical Power Wiring 30 31 Electrical Power Low Voltage Wiring 32 33 Electrical Low Voltage Wiring 34 Electrical Thermostat Wiring 35 Blower Performance Data 36 TRL Series Wiring Diagram Matrix 37 CXM2 Controls 38 42 Safety Features CXM2 Controls 43 45 Unit Starting and Operating Conditions 46 47 Water Quality Standards 48 51 Piping System Clea...

Page 4: ...ed Water Valve F 2 5 GPM Ton Auto Flow Regulator L 3 0 GPM Ton Auto Flow Regulator W 2 5 GPM Ton Auto Flow Regulator Motorized Water Valve V 3 0 GPM Ton Auto Flow Regulator Motorized Water Valve WATER CIRCUIT OPTIONS CONTROLS CABINET INSULATION WATER FLOW SWITCH AIR COIL OPTIONS SUPPLY AIR OPTIONS S STANDARD STANDARD DISCONNECT CXM2 CXM2 w MPC C N A R K A STANDARD M C ULTRA QUIET P E STANDARD S G ...

Page 5: ...rant into the atmosphere the refrigerant circuit of this unit must be serviced only by technicians who meet local state and federal proficiency requirements CAUTION CAUTION To avoid equipment damage DO NOT use these units as a source of heating or cooling during the construction process The mechanical components and filters can quickly become clogged with construction dirt and debris which may cau...

Page 6: ...r start up and may result in costly equipment clean up Examine all pipes fittings and valves before installing any of the system components Remove any dirt or debris found in or on these components Pre Installation Installation Operation and Maintenance instructions are provided with each unit Horizontal equipment is designed for installation above false ceiling or in a ceiling plenum Other unit c...

Page 7: ...e reliability and service life Always move and store units in an upright position Tilting units on their sides will cause equipment damage CAUTION CAUTION CUT HAZARD Failure to follow this caution may result in personal injury Sheet metal parts may have sharp edges or burrs Use care and wear appropriate protective clothing safety glasses and gloves when handling parts and servicing heat pumps WARN...

Page 8: ...on Size Water volume gal 0 037 0 042 0 049 FPT All Other 1 2 FPT Horizontal Filter Standard 1 Throwaway 8 5 x 28 x 1 Filter Standard 2 Throwaway 8 5 x 28 x 2 Weight Operating lbs 145 146 152 159 Weight Packaged lbs 185 186 192 199 Volume for BPHE only Unit Maximum Water Working Pressure Max Pressure PSIG kPa Base Unit 500 3447 Internal Secondary Pump ISP 200 1379 Internal Motorized Water Valve MWV...

Page 9: ...g codes and allow adequate clearance for future field service 2 Units shipped with filter frames with duct mounting collar for connection to return air duct connection 3 Hanger brackets are designed into the top panel of the unit 4 Units are provided with a 1 2 MPT condensate connection There is also a condensate connection kit provided in the unit which contains a flexible coupling that can be us...

Page 10: ...omply with all building codes and allow adequate clearance for future field service 2 CEP and BAP requires 2 bottom service access CEP requires 2 front service access as well Ceiling mounted service access doors are acceptable BAP side service access is optional 3 ASP are removable panels that provide additional access to the units interior Clear access to ASP panels is not required and they are n...

Page 11: ...ould be removed prior to setting the unit Refer to Figure 3 for an illustration of a typical installation Refer to unit submittal data for dimensional data Conform to the following guidelines when selecting unit location 1 Provide a hinged access door in concealed spline or plaster ceilings Provide removable ceiling tiles in T bar or lay in ceilings Refer to horizontal unit dimensions for specific...

Page 12: ...4 field supplied 3 8 diameter threaded rods and factory provided vibration isolators to suspend the unit Safely lift the unit into position supporting the bottom of the unit Ensure the top of the unit is not in contact with any external objects Connect the top end of the 4 all thread rods slide rods through the brackets and grommet then assemble washers and double nuts at each rod Ensure that the ...

Page 13: ...ct Thermostat Wiring Unit Hanger Figure 3 Typical Horizontal Unit Installation Air Coil To obtain maximum performance the air coil should be cleaned before start up A 10 solution of dishwasher detergent and water is recommended for both sides of the coil A thorough water rinse should follow UV based anti bacterial systems may damage e coated air coils Notice Installation Note Ducted Return Many ho...

Page 14: ...mon trap and or vent Figure 4 Horizontal Condensate Connection 2 1 5 1 5 1 8 Per Foot Always vent the condensate line when dirt or air can collect in the line or a long horizontal drain line is required Also vent when large units are working against higher external static pressure than other units connected to the same condensate main since this may cause poor drainage for all units on the line WH...

Page 15: ...to existing ductwork a previous check should have been made to ensure that the ductwork has the capacity to handle the airflow required for the unit If ducting is too small as in the replacement of a heating only system larger ductwork should be installed All existing ductwork should be checked for leaks and repaired as necessary TRL products can be supplied with factory or field configured supply...

Page 16: ...UMPS Tranquility TRL Series Rev Novemb er 11 2021 ClimateMaster Water Source Heat Pumps 16 Duct Work Installation Cont d 8 x 6 24 x 6 Figure 6 Side Discharge Supply Air Openings 16 x 6 7 x 6 Figure 6a Back Discharge Supply Air Opening ...

Page 17: ...ning Recommended Sq in Opening 006 009 1 or 2 42 96 48 012 015 1 or 2 90 186 144 All dimensions shown in inches Less than minimum SA open area will cause unit to trip on safeties Table 2 Supply Air SA Square Inches Supply Opening Area in 006 or 009 012 or 015 Straight 8x6 X 16x6 X X 24x6 X Straight Back 8x6 7x6 X X 16x6 7x6 X 24x6 7x6 X Back 7X6 X Field Configured X X For sizes 012 015 this config...

Page 18: ...ice technician to interact with the control panel from the front of the unit The user will need to remove the top and front access panels from the unit remove the 2 screws that hold the control panel facing down rotate the control panel and lock it at 45 degrees with the pivotal element on the right side of the panel control support See Figure 11 for details The complete blower assembly can be sli...

Page 19: ...SERVICE PANEL CONTROLS ELECTRICAL FRONT SERVICE PANEL OPTIONAL POWER DISCONNECT NON REMOVABLE PANEL WHEN OPTION IS SELECTED SERVICE TOOL CONNECTION WATER REFRIGERANT SERVICE PANEL WATER STRAINER BLOWER AIR COIL DRAIN PAN SERVICE PANEL WATER REFRIGERANT SERVICE PANEL CONTROLS ELECTRICAL BOTTOM SERVICE PANEL Figure 7 ISO View Left Return Configuration w Optional Power Disconnect Shown Figure 8 Botto...

Page 20: ...TRL Series Rev Novemb er 11 2021 ClimateMaster Water Source Heat Pumps 20 Unit Access Cont d Figure 9 Unit Control Box Rotation Side View Figure 10 Unit Control Box Rotation Front ISO View Figure 11 Unit Control Box Rotation Table Top Service Position ...

Page 21: ...tions are used If pipe joint compound is preferred use compound only in small amounts on the external pipe threads of the fitting adapters Prevent sealant from reaching the flared surfaces of the joint Note When antifreeze is used in the loop ensure that it is compatible with the plumbing pipe tape or pipe joint compound that is applied Maximum allowable torque for brass fittings is 30 ft lbs 41 N...

Page 22: ...equired for all units WARNING WARNING Polyolester Oil commonly known as POE oil is a synthetic oil used in many refrigeration systems including those with HFC 410A refrigerant POE oil if it ever comes in contact with PVC or CPVC piping may cause failure of the PVC CPVC PVC CPVC piping should never be used as supply or return water piping with water source heat pump products containing HFC 410A as ...

Page 23: ...mps remove the need for motorized water valves and auto flow regulators sometimes called balancing valves Internal factory installed water pumps inside the unit are designed to provide the needed water flow through the unit heat exchanger The chart below demonstrates the performance of this optional factory installed water pump Figure 13 Internal Water Pump Performance 60 Hz Performance Curves FLO...

Page 24: ...er in different configurations as shown in Figure 14 for connection between the unit and the piping system Depending upon selection hose kits may include shut off valves P T plugs for performance measurement high pressure stainless steel braided hose Y type strainer with blow down valve and or J type swivel connection Balancing valves and an external low pressure drop solenoid valve for use in var...

Page 25: ...al P T plug and strainer Stainless steel braid hose with integral J swivel Building Loop Return Air Supply Air 3 8 10mm threaded rods Unit Power Flexible Duct Connector Optional Low Pressure Drop Water Control Valve can be internally mounted on some models Insulated Supply Duct Thermostat Wiring Unit Hanger Figure 14 Typical Water Loop Application Water Loop Heat Pump Applications Cont d ...

Page 26: ...ency to corrode All plastic to metal threaded fittings should be avoided due to their potential to leak in earth coupled applications A flanged fitting should be substituted P T plugs should be used so that flow can be measured using the pressure drop of the unit heat exchanger Earth loop temperatures can range between 25 and 110 F 4 to 43 C Flow rates between 2 25 and 3 gpm 2 41 to 3 23 l m per k...

Page 27: ...Table 4 for the amount of antifreeze needed Antifreeze concentration should be checked from a well mixed sample using a hydrometer to measure specific gravity WARNING WARNING In the event of a power outage generator powered backup water pumping must be used to insure the water loop temperature does not drop below freezing If motorized water valves are used in the system they must be set to fail no...

Page 28: ...ration and sound transmission to the building General Line Voltage Wiring Be sure the available power is the same voltage and phase shown on the unit serial plate Line and low voltage wiring must be done in accordance with local codes and the National Electric Code as applicable Transformer All 208 230 voltage units are factory wired for 208 volt If supply voltage is 230 volt installer must rewire...

Page 29: ...6 22 2 2 3 5 9 6 8 10 4 15A TRL012 G 208 230 60 1 187 2 253 7 9 5 6 32 5 2 3 7 9 9 3 14 9 20A TRL015 G 208 230 60 1 187 2 253 10 3 5 6 29 2 3 7 9 9 3 14 9 20A Model Voltage Code Rated Voltage Voltage Min Max Compressor ECM FLA ISP Pump FLA Total Unit FLA Min Circ AMP Max Fuse AMP Max Fuse HACR MCC RLA LRA TRL006 G 208 230 60 1 187 2 253 5 2 2 5 17 7 2 3 0 39 5 2 5 8 8 3 15A TRL009 G 208 230 60 1 1...

Page 30: ...ltage wiring must be done in accordance with local codes and the National Electric Code as applicable Power Connection Line voltage connection is made by connecting the incoming line voltage wires to the L side of the contactor as shown in Figure 15 Consult electrical data tables for correct fuse size Transformer All 208 230 voltage units are factory wired for 208 volt If supply voltage is 230 vol...

Page 31: ...E HEAT PUMPS Electrical Power Wiring Cont d Figure 15 Single Phase Line Voltage Field Wiring 10 3 5 6 7 8 9 2 1 4 ID DESCRIPTION 1 TERMINAL BLOCK 2 BLOWER RELAY 3 CONTACTOR 4 PUMP MWV RELAY 5 RUN CAPACITOR 6 START CAPACITOR 7 TRANSFORMER 75VA 8 CXM2 CONTROL BOARD 9 GROUND LUG 10 CONTROL BOX ...

Page 32: ...e critical failure Note that the LT1 thermistor is located on the refrigerant line between the braze plate heat exchanger and expansion device TXV LWT thermistor is located on the water line leaving the braze plate heat exchanger Units operating with entering water temperatures below 60 F 15 6 C must include the optional water refrigerant circuit insulation package to prevent internal condensation...

Page 33: ...climatemaster com 33 Tranquility TRL Series Rev November 11 2021 CLIMATEMASTER WATER SOURCE HEAT PUMPS Electrical Power Low Voltage Wiring Cont d Figure 16 LT1 Limit Setting ...

Page 34: ... This kit includes a relay wires and installation instructions See figures 17 and 18 for wiring details Low Voltage VA Ratings Component VA Typical Blower Relay 6 7 Typical Reversing Valve Solenoid 4 6 30A Compressor Contactor 6 9 Subtotal 16 22 CXM2 board 5 9 VA 21 31 Remaining VA for Accessories 19 29 Standard transformer for CXM2 board is 75VA Optional DDC controls Add accessory relay for pump ...

Page 35: ...de through the middle of the back plate Mark the position of the back plate mounting holes and drill holes with a 3 16 5mm bit Install supplied anchors and secure plate to the wall Thermostat wire must be 18 AWG wire Representative thermostat wiring is shown in Figures 19 however actual wiring connections should be determined from the thermostat IOM and or unit wiring diagram Practically any heat ...

Page 36: ... 2 0 21 0 23 0 24 2 Power W 71 73 75 77 79 82 85 88 91 CFM 451 432 413 393 374 354 333 323 313 Power CFM 0 16 0 17 0 18 0 2 0 21 0 23 0 25 0 27 0 29 3 Power W 96 98 100 102 104 107 110 113 CFM 495 478 461 443 426 408 389 369 Power CFM 0 19 0 21 0 22 0 23 0 25 0 26 0 28 0 31 4 Power W 127 129 131 133 134 CFM 503 487 471 450 430 Power CFM 0 25 0 27 0 28 0 3 0 31 015 500 550 375 1 Power W 75 77 79 80...

Page 37: ... climatemaster com Click Commercial Professional 1 Click Products in the main navigation 2 Select Small Packaged Units 3 Select the TRL product series 4 Click the Wire Diagrams tab in the middle of the page 5 Select your voltage and controls Control Type Blower Type Voltage 208 230 60 1 TRL 006 015 Wiring Diagram Part Number CXM2 Constant Torque ECM 96B1001N01 CXM2 MPC 96B1001N02 ...

Page 38: ...ng the last fault at the thermostat Test mode can be exited by pressing the TEST pushbutton for 3 seconds Field Configuration Options Note In the following field configuration options jumper wires should be clipped ONLY when power is removed from the CXM2 control Water coil low temperature limit setting Jumper 3 JW3 LT1 Low Temp provides field selection of refrigerant temperature limit setting of ...

Page 39: ...ave a 3 second on delay before energizing during a Stage 2 demand Also if set for stage 2 the alarm relay will NOT cycle during test mode On Stage 1 Off Stage 2 1 3 Communications configuration Provides selection of the CXM2 operation in a communicating system The CXM2 may operate as a communicating leader or follower device depending on the network configuration In most configurations the CXM2 wi...

Page 40: ...een Alarm Relay No fault since power up in memory Flashing Code 1 Cycling Code 1 High pressure fault in memory Flashing Code 2 Cycling Code 2 Low pressure fault in memory Flashing Code 3 Cycling Code 3 Low temperature protection 1 fault in memory Flashing Code 4 Cycling Code 4 Low temperature protection 2 fault in memory Flashing Code 5 Cycling Code 5 Condensate overflow fault in memory Flashing C...

Page 41: ...m start delay and anti short cycle delay the compressor relay will be energized On all subsequent compressor calls the random start delay is omitted Note Please refer to the thermostat and fan speed sequence of operations table 6 determine unit blower speed operation Table 6 Thermostat and Fan Speed Sequence of Operations Conventional T stat signal Non Communicating Operating Mode ECM Fan Speed Se...

Page 42: ...CLIMATEMASTER WATER SOURCE HEAT PUMPS Tranquility TRL Series Rev Novemb er 11 2021 ClimateMaster Water Source Heat Pumps 42 CXM2 Controls Cont d Figure 20 Test Mode Button ...

Page 43: ...ressures the compressor relay is de energized immediately since the high pressure switch is in series with the compressor contactor coil The high pressure fault recognition is immediate does not delay for 30 continuous seconds before de energizing the compressor High pressure lockout code 2 Example 2 quick flashes 10 sec pause 2 quick flashes 10 sec pause etc Low pressure switch If the low pressur...

Page 44: ...ssor energized LT1 is greater than 125 F 52 C for 30 continuous seconds or c In cooling mode with compressor energized LT2 is less than 40 F 4 5 C for 30 continuous seconds If a UPS condition occurs the control will immediately go to UPS warning The status LED will remain on as if the control is in normal mode Outputs of the control excluding LED and alarm relay will NOT be affected by UPS The UPS...

Page 45: ...current status of the CXM2 control The fault LED will ALWAYS flash a code representing the LAST fault in memory If there is no fault in memory the fault LED will flash Code 1 CAUTION Do not restart units without inspection and remedy of faulting condition Damage may occur CXM2 Control Start up Operation The control will not operate until all inputs and safety controls are checked for normal condit...

Page 46: ...ty and service life Consult Table 7 for operating limits Commissioning Conditions Starting conditions vary depending upon model and are based upon the following notes Notes 1 Conditions in Table 8 are not normal or continuous operating conditions Minimum maximum limits are start up conditions to bring the building space up to occupancy temperatures Units are not designed to operate under these con...

Page 47: ... 39 F 4 C Rated ambient air DB 80 6 F 27 C 68 F 20 C Max ambient air DB 130 F 54 4 C 85 F 29 C Min entering air DB WB 50 45 F 10 7 C 40 F 4 5 C Rated entering air DB WB 80 6 66 2 F 27 19 C 68 F 20 C Max entering air DB WB 110 83 F 43 28 C 80 F 27 C Water Limits Min entering water 30 F 1 C 20 F 6 7 C Normal entering water 50 110 F 10 43 C 30 70 F 1 to 21 C Max entering water 120 F 49 C 90 F 32 C No...

Page 48: ... ppm 0 5 0 5 0 5 0 5 Chloride water 80 F ppm 20 20 150 150 Chloride water 120 F ppm 20 20 125 125 Hydrogen Sulﬁdeα H2S 5 0 5 0 5 0 5 0 b p p Carbon Dioxide CO2 ppm 0 50 10 to 50 10 to 50 Iron Oxide Fe ppm 1 0 1 0 1 0 0 2 Manganese Mn ppm 0 4 0 4 0 4 0 4 Ammonia NH3 ppm 0 05 0 1 0 1 0 1 Chloramine NH2CL ppm 0 0 0 0 Iron 0 0 0 0 L m s l l e c a i r e t c a B Slime Forming 0 0 0 0 L m s l l e c a i r...

Page 49: ...d salt water or brackish water requires an external secondary heat exchanger Surface Pond water should not be used 7 If water temperature is expected to fall below 40 F antifreeze is required Refer to the heat pump IOM for the correct solution ratios to prevent freezing α Hydrogen Sulfide has an odor of rotten eggs If one detects this smell a test for H2S must be performed If H2S is detected above...

Page 50: ... Well Casing Measure the earth ground bond using an Ohm meter between the building s ground rod and the steel well casing The resistance measured should be zero Ohms The NEC allows a resistance to ground up to 20 Ohms Any resistance above zero indicates a poor earth ground which may be the result of a hot neutral line or that conductive water is present Both of these may lead to electrolysis and c...

Page 51: ...water using a Pete s style access port The HP must be operating and the water stream flowing The voltage measured should be less than 300mV 0 300 V If higher than 500mV electrolysis will occur and corrosion will result If voltage is measured the cause is a high resistance earth ground or current on the neutral conductor Remedial measures should be performed Measure the current flowing through the ...

Page 52: ...e loop temperature to approximately 85 F 29 C Open a drain at the lowest point in the system Adjust the make up water replacement rate to equal the rate of bleed 7 Refill the system and add trisodium phosphate in a proportion of approximately one pound per 150 gallons 8 kg per 1000 l of water or other equivalent approved cleaning agent Reset the boiler to raise the loop temperature to 100 F 38 C C...

Page 53: ...ssure tested by an appropriate method prior to any finishing of the interior space or before access to all connections is limited Test pressure may not exceed the maximum allowable pressure for the unit and all components within the water system The manufacturer will not be responsible or liable for damages from water leaks due to inadequate or lack of a pressurized leak test or damages caused by ...

Page 54: ...ally rotate fan to verify free rotation and ensure that blower wheel is secured to the motor shaft Be sure to remove any shipping supports if needed DO NOT oil motors upon start up Fan motors are pre oiled at the factory Check unit fan speed selection and compare to design requirements Condensate line Verify that condensate line is open and properly pitched toward drain Water flow balancing Record...

Page 55: ... that the control center and alarm panel have appropriate setpoints and are operating as designed Miscellaneous Note any questionable aspects of the installation CAUTION CAUTION Verify that ALL water control valves are open and allow water flow prior to engaging the compressor Freezing of the heat exchanger or water lines can permanently damage the heat pump CAUTION CAUTION To avoid equipment dama...

Page 56: ... and that the water flow rate is correct by measuring pressure drop through the heat exchanger using the P T plugs comparing to Table 9 The unit must have enough flow as per the flow switch setpoint in order for the compressor to start d Check the elevation and cleanliness of the condensate lines Dripping may be a sign of a blocked line Check that the condensate trap is filled to provide a water s...

Page 57: ... and l s is the flow rate in U S GPM determined by comparing the pressure drop across the heat exchanger to Table 9 In S I units the formula is as follows HE kW TD x l s x 4 18 e Check air temperature rise across the air coil when compressor is operating Air temperature rise should be between 20 F and 30 F 11 C and 17 C f Check for vibration noise and water leaks 7 If unit fails to operate perform...

Page 58: ... GPM l s Pressure Drop psi kPa 30 F 1 C 50 F 10 C 70 F 21 C 90 F 32 C 006 1 5 0 09 1 4 0 6 0 4 0 5 1 88 0 12 2 0 0 9 0 6 0 7 2 25 0 14 2 5 1 1 0 8 1 0 009 1 69 0 11 1 9 1 4 1 3 1 3 2 25 0 14 2 9 2 5 2 3 2 3 2 8 0 18 4 0 3 6 3 3 3 3 012 2 25 0 14 2 6 2 2 2 0 1 9 3 0 19 4 3 3 8 3 5 3 4 3 8 0 24 6 0 5 4 5 0 4 9 015 2 8 0 18 3 3 2 7 2 5 2 5 3 8 0 24 5 6 5 0 4 8 4 7 4 7 0 30 7 8 7 1 6 9 6 8 WARNING CAU...

Page 59: ...0 24 2 25 121 131 17 28 9 13 7 8 20 27 100 108 8 11 4 5 3 4 20 25 50 1 5 125 135 12 20 10 14 11 13 20 26 115 125 7 9 3 5 6 8 23 28 1 88 125 135 12 21 10 13 9 10 20 26 118 127 7 9 3 5 5 6 23 28 2 25 125 135 13 21 9 13 7 8 20 27 118 127 7 9 4 5 4 5 23 28 60 1 5 129 139 9 15 10 14 11 13 20 26 133 145 7 9 2 4 6 8 25 31 1 88 129 139 9 15 10 13 9 10 20 26 136 147 7 9 2 4 5 6 25 31 2 25 129 139 9 16 9 13...

Page 60: ...218 15 21 2 4 9 11 33 41 2 8 137 149 6 10 7 9 7 8 17 23 206 223 16 21 2 4 7 8 34 41 110 1 69 140 152 8 13 8 10 11 13 15 21 2 25 140 152 7 11 7 9 8 10 16 22 2 8 140 152 7 12 7 9 6 7 16 22 Based on 15 Methanol antifreeze solution 012 Full Load Cooling EAT 80 67 F 27 19 C Full Load Heating EAT 70 F 21 C Airflow CFM Entering Water Temp F Water Flow GPM Suction Pressure PSIG Super heat Sub cooling Wate...

Page 61: ...45 7 11 8 10 13 15 18 24 122 132 8 10 2 4 3 3 21 25 3 75 131 141 8 14 8 10 9 11 18 24 124 134 9 12 2 4 5 7 22 26 4 7 131 141 8 14 7 10 7 8 18 24 126 137 9 12 2 4 4 5 22 27 70 2 81 135 147 6 10 9 12 13 15 17 23 134 146 8 10 2 4 4 4 22 26 3 75 135 147 6 10 7 9 9 11 17 23 137 149 9 12 2 4 6 8 23 29 4 7 135 147 6 10 7 9 7 8 17 23 140 152 9 12 2 4 5 6 24 29 80 2 81 138 150 6 10 9 13 12 14 16 22 146 158...

Page 62: ...ities that can erode the heat exchanger wall and ultimately produce leaks Filters Filters must be clean to obtain maximum performance Filters should be inspected every month under normal operating conditions and be replaced when necessary Units should never be operated without a filter Washable high efficiency electrostatic filters when dirty can exhibit a very high pressure drop for the fan motor...

Page 63: ...luminum fins while cleaning CAUTION Fin edges are sharp Cabinet Do not allow water to stay in contact with the cabinet for long periods of time to prevent corrosion of the cabinet sheet metal The cabinet can be cleaned using a mild detergent Refrigerant System To maintain sealed circuit integrity do not install service gauges unless unit operation appears abnormal Reference the operating charts fo...

Page 64: ...ut of range in heating Bring return air temp within design parameters X X Overcharged with refrigerant Check superheat subcooling vs typical operating condition table X X Bad HP Switch Check switch continuity and operation Replace Confirm wire harness connection to correct taps LP LOC Fault Code 3 Low Pressure Loss of Charge X X Insufficient charge Check for refrigerant leaks X X Bad LP switch Che...

Page 65: ...ture on sensor Check for moisture shorting to air coil X X Plugged air filter Replace air filter X X Restricted Return Air Flow Find and eliminate restriction Increase return duct and or grille size Over Under Voltage Code 7 Auto resetting X X Under Voltage Check power supply and 24VAC voltage before and during operation Check power supply wire size Check 24VAC and unit transformer tap for correct...

Page 66: ...es X X Dirty air filter Check and clean air filter X X Unit in test mode Reset power or wait 20 minutes for auto exit X X Unit selection Unit may be oversized for space Check sizing for actual load of space X X Compressor overload Check and replace if necessary Only Fan Runs X X Thermostat position Ensure thermostat set for heating or cooling operation X X Unit locked out Check for lockout codes R...

Page 67: ...t CXM2 board If RV is stuck run high pressure up by reducing water flow and while operating engage and disengage RV coil voltage to push valve X Thermostat setup Check for O RV setup not B X Thermostat wiring Check O wiring at heat pump Jumper O and R for RV coil click X Thermostat wiring Put thermostat in cooling mode Check 24 VAC on O check between C and O check for 24 VAC on W check between W a...

Page 68: ...d airflow restrictions Too high of external static Check static vs blower table X X Leaky duct work Check supply and return air temperatures at the unit and at distant duct registers if significantly different duct leaks are present X X Low refrigerant charge Check superheat and subcooling per chart X X Restricted metering device Check superheat and subcooling per chart Replace X Defective reversi...

Page 69: ...Scaling in water heat exchanger Perform scaling check and clean if necessary X X Unit overcharged Check superheat and subcooling Re weigh in charge X X Non condensables in system Vacuum system and re weigh in charge X X Restricted metering device Check superheat and subcooling per chart Replace Low Suction Pressure X Reduced water flow in heating Check pump operation or water valve operation setti...

Page 70: ...e Performance Troubleshooting Htg Clg Possible Cause Solution Low Discharge Air Temperature in Heating X Too high of air flow Check fan motor speed selection and air flow chart X Poor performance See Insufficient Capacity High humidity X Too high of air flow Check fan motor speed selection and airflow chart X Unit oversized Recheck loads sizing Check sensible clg load and heat pump capacity ...

Page 71: ...stem is put into full operation Fan Motor Description Value CT ECM Speed Tap Temperatures F or C Antifreeze Pressures PSIG or kPa Type Cooling Mode Heating Mode Entering Fluid Temperature Leaving Fluid Temperature Temperature Differential Return Air Temperature DB WB DB Supply Air Temperature DB WB DB Temperature Differential Brazed Plate Heat Exchanger Water Pressure IN Brazed Plate Heat Exchange...

Page 72: ...SYMBOL LEGEND S S TEMPERATURE SENSOR PS PS PRESSURE SWITCH SYMBOL LEGEND S TEMPERATURE SENSOR PS PRESSURE SWITCH REFRIGERANT FLOW COOLING HEATING REFRIGERANT FLOW COOLING HEATING REFRIGERANT FLOW COOLING HEATING WATER LOOP SATURATED LIQUID SUPERHEATED GAS SATURATED VAPOUR SUBCOOLED LIQUID CIRCUIT LEGEND T txv P txv WATER IN LWT LWT EWT EWT F WATER OUT FLOW SWITCH Y STRAINER INTERNAL PUMP OPTIONAL ...

Page 73: ...to deter mine water flow and temperature difference If water side analysis shows poor performance refrigerant troubleshooting may be required Connect refrigerant gauges as a last resort Location Measurement Type Value EWT Sensor Temperature Pressure LWT Sensor Temperature Pressure Air Coil EAT Temperature Air Coil LAT Temperature LT1 Sensor Temperature LT2 Sensor Temperature Flash Gas Line Tempera...

Page 74: ...lt of insufficient or incorrect system design or the improper application of CM s products CM is not responsible for 1 The costs of any fluids refrigerant or other system components or associated labor to repair or replace the same which is incurred as a result of a defective part covered by CM s Limited Express Warranty 2 The costs of labor refrigerant materials or service incurred in removal of ...

Page 75: ...climatemaster com 75 Tranquility TRL Series Rev November 11 2021 CLIMATEMASTER WATER SOURCE HEAT PUMPS Notes ...

Page 76: ...r works continually to improve its products As a result the design and specifications of each product at the time for order may be changed without notice and may not be as described herein Please contact ClimateMaster sCustomerServiceDepartmentat1 405 745 6000forspecificinformationonthecurrentdesign and specifications Statements and other information contained herein are not express warranties and...

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