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97B0119N01

Residential Horizontal, Vertical & Downflow

Packaged Geothermal Heat Pumps 

Installation, Operation &

Maintenance Instructions

Revised: 22 December, 2021

Trilogy

® 

Variable

 

(VE) Series IOM

Table of Contents

Model Nomenclature  

3

General Information  

4

Vertical Installation  

5-6

Horizontal Installation  

7-10

Condensate and Water Connection  

11

vFlow

®

 Heat Pump Applications Overview  

12

Closed Loop Heat Pump Applications  
with Internal Flow Controller  

13-14

Flushing the Earth Loop  

15-17

Multiple Unit Piping and Flushing  

18-20

Ground Loop Heat Pump Applications  

21-22

Water Quality Standards 

23-25

Electrical - Line Voltage  

26

Electrical - Low Voltage Wiring  

27-28

Electrical - Thermostat Wiring  

29

EXM Wiring Diagram  

30-31

ECM Blower Control  

32

ECM Blower Performance Data  

33

System Configuration  

34-38

Unit Commissioning and Operating Conditions  

39

Unit Start-Up and Operating Conditions  

40

Unit Start-Up Procedure  

41

Unit Operating Conditions  

42

Performance Tables Legend 

43

Performance Data - 0930 - Heating  

44-45

Performance Data - 0930 - Cooling  

46-47

Performance Data - 1860 - Heating  

48-49

Performance Data - 1860 - Cooling  

50

-

51

 

Preventive Maintenance  

52

Troubleshooting  

53-63

Refrigeration Troubleshooting Form - Heating  

64-65

Refrigeration Troubleshooting Form - Cooling  

66-67

Warranty  

68

Revision History  

72

Summary of Contents for Trilogy Variable (VE) Series

Page 1: ...pplications 21 22 Water Quality Standards 23 25 Electrical Line Voltage 26 Electrical Low Voltage Wiring 27 28 Electrical Thermostat Wiring 29 EXM Wiring Diagram 30 31 ECM Blower Control 32 ECM Blower...

Page 2: ...This page was intentionally left blank...

Page 3: ...t DANGER Indicates an immediate hazardous situation which if not avoided will result in death or serious injury DANGER labels on unit access panels must be observed WARNING Indicates a potentially haz...

Page 4: ...en shipped 2 Keep the cabinet covered with the original packaging until installation is complete and all plastering painting etc is finished 3 Verify refrigerant tubing is free of kinks or dents and t...

Page 5: ...Vertical Unit Location Packaged units are not designed for outdoor installation Locate the unit in an INDOOR area that allows enough space for service personnel to perform typical maintenance or repa...

Page 6: ...ess to all removable panels is not required installer should take care to comply with all building codes and allow adequate clearance for future field service 2 Front Side access is preferred for impr...

Page 7: ...accommodate the service technician during the removal or replacement of the compressor and the removal or installation of the unit itself 2 Provide access to hanger brackets water valves and fittings...

Page 8: ...dditional 2 service access Air Coil Front Front Front Front CAP CAP Notes 1 While clear access to all removable panels is not required installer should take care to comply with all building codes and...

Page 9: ...rnal Variable Speed Pump Insulated supply duct with at least one 90 deg elbow to reduce air noise Water Out Water In by others Unit Power Disconnect by others Power Wiring Supply Air 3 8 10mm threaded...

Page 10: ...ea Remove the screws as shown in Figure 7 to free top panel and discharge panel 2 Lift out the access panel and set aside Lift and rotate the discharge panel to the other position as shown being caref...

Page 11: ...N OF THE CONDENSATE FLOW Gasket Swivel Nut Stainless steel snap ring Brass Adaptor Hand Tighten Only Do Not Overtighten Figure 10 Water Connections 2 1 5 1 5 1 8 Per Foot Water Connections Residential...

Page 12: ...flow control The factory installed high efficiency variable speed pump uses 60 80 less wattage than a traditional fixed speed pump vFlow technology improves performance of the unit by reducing the am...

Page 13: ...to flush the unit The variable speed pump is controlled by the EXM board based on the difference between the entering and leaving water temperature T For operation outside of the normal entering water...

Page 14: ...ries IOM 60Hz HFC 410A Revision Date 22 December 2021 Closed Loop Heat Pump Applications with Internal Flow Controller Cont Figure 13a High Head Variable Pump with Check Valve 0 5 10 15 20 25 30 35 40...

Page 15: ...clog damage the heat exchanger or pump is removed See Table 1 for flow rate required to attain 2fps 0 6 m s The steps below must be followed for proper flushing Units with internal variable speed pump...

Page 16: ...the flush cart reservoir This process dead heads the pump to 50 psi 345 kPa To dead head the pump until maximum pumping pressure is reached open the valve back up and a pressure surge will be sent thr...

Page 17: ...on tank bladder thus charging the expansion tank with liquid After pressurizing close the flush cart supply valve to isolate the flush cart Move the Flow Controller valves to Position D Loop static pr...

Page 18: ...as follows From Table 1 we know that it will take 4 gpm to flush each circuit If there is no provision to isolate the circuits for flushing we will have to flush with a minimum of 4 circuits x 4 gpm c...

Page 19: ...pplication can generally be employed for systems to 12 tons depending on loop design However it is important perform appropriate calculations to confirm that the variable speed pump can provide adequa...

Page 20: ...Common Flushing Ports Water Out Water In Heat Pump B Water Out Water In Heat Pump A To Ground Loop Water Out Water In Heat Pump C Ground Loop Shut Off Valve Indoor Loop Shut Off Valve Flush Valve Siz...

Page 21: ...llation 1 Flush loop until all air has been purged from system and pressurize to check for leaks before adding any antifreeze 2 Run discharge line to a drain and hook up antifreeze drum to suction sid...

Page 22: ...time to clean up can be useful This procedure helps prevent the periodic flat loop condition 6 Close the flush cart return valve and immediately thereafter close the flush cart supply valve leaving a...

Page 23: ...l e c a i r e t c a B Sulfate reducing 0 0 0 0 L m s l l e c a i r e t c a b Suspended Solids 0 1 0 1 0 1 0 1 m p p S S T Earth Ground Resistance 0 s m h O Consult NEC local electrical codes for grou...

Page 24: ...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 Hydrogen Sulfide has an odor of rotten...

Page 25: ...conductor when nished Measuring Electrolysis Voltage and Current Measure the electrolysis voltage using a volt meter between the heat pump ground and a 14 AWG solid copper wire electrode inserted int...

Page 26: ...the incoming line voltage wires to the terminal block as shown in Figure 19 Consult Table 7 for correct fuse size Note always refer to the unit dataplate for unit electrical data 208 Volt Operation Al...

Page 27: ...ccessory Relay Connections K7 Relay Acc2 Relay Acc1 Relay Test Button To Speed Up Time Delays S 1 Dipswitches Fault and Status LEDs Jumpers Positioned for ACC1 and ACC2 to be Dry Contacts Jumpers Posi...

Page 28: ...0A Revision Date 22 December 2021 Electrical Low Voltage Wiring Cont Low Voltage Field Wiring Figure 21a Control Board for Units with Mitsubishi In verter and Mitsubishi Interface Module MIM Figure 21...

Page 29: ...ion The Trilogy unit is designed to be utilized with the iGate Thermostat Wire the thermostat as shown in Figure 22 to the low voltage terminal strip on the EXM control board Refer to iGate Thermostat...

Page 30: ...able VE Series IOM 60Hz HFC 410A Revision Date 22 December 2021 EXM Wiring Diagram 96B0005N70 This diagram includes typical wiring details but is not applicable to all units For specific unit wiring r...

Page 31: ...31 climatemaster com Trilogy Variable VE Series IOM 60Hz HFC 410A Revision Date 22 Decem b er 2021 EXM Wiring Diagram 96B0262N04...

Page 32: ...id air velocity noise from the ductwork during maximum capacity operation Min Cooling Airflow Configures the unit airflow while operating at minimum capacity in the cooling mode The installer may wish...

Page 33: ...000 525 525 525 15 000 650 650 650 18 000 750 750 750 21 000 850 850 850 24 000 975 975 975 27 000 1075 1075 1075 30 000 1125 1125 1125 1860 0 45 at 2250 0 75 at 2000 1 Default 18 000 600 525 600 700...

Page 34: ...before setting the thresholds Only the applicable threshold settings will be displayed System Setting Description Range Options Default Compressor Anticipator Configures the sensitivity of the thermos...

Page 35: ...djust the source water flow to maintain the selected temperature difference between the entering and leaving source water during the heating mode 5 0 F to 12 0 F 6 0 F Cooling Delta T Sets the source...

Page 36: ...tional status of the heat pump from the myUplink mobile app and web portal Available data will depend on the unit model installed System Configuration Cont Compressor Diagnostics Data Unit Description...

Page 37: ...ater Coil EEV1 Position Current position of the heating electronic expansion valve in steps 0 fully closed 1040 fully open Air Coil EEV2 Status QE models only Status of the cooling electronic expansio...

Page 38: ...t b Anticipator c Compressor ASCD minutes 3 Service mode clear fault history a Enter service mode b Manual operation c Operating mode d Target airflow e Loop pump speed f Clear Fault History Diagnosti...

Page 39: ...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 conditions on a regular basis...

Page 40: ...perly set Unit fan Manually rotate fan to verify free rotation and insure that blower wheel is secured to the motor shaft Be sure to remove any shipping supports if needed DO NOT oil motors upon start...

Page 41: ...he compressor will not start if the blower and pump are not operating at appropriate levels d Check for vibration noise and water leaks e Check for warm air delivery at the supply air grilles within a...

Page 42: ...348 8 12 5 10 5 5 6 5 25 31 90 14 190 195 324 344 8 12 2 7 2 5 3 5 25 31 11 197 202 324 344 8 12 1 6 4 0 5 0 25 31 8 203 208 324 344 8 12 1 6 5 5 6 5 25 31 Table 12b 1860 Pressure and Temperature 186...

Page 43: ...of rejection Mbtuh DT temperature difference HZ compressor hertz HE total heat of extraction Mbtuh WPD Water coil pressure drop ft hd EER Energy Efficiency Ratio BTU output Watt input COP Coefficient...

Page 44: ...9 8 24 8 5 0 5 8 6 0 5 8 5 7 7 400 9 0 12 0 18 0 24 0 30 0 0 43 0 52 0 75 1 04 1 38 7 5 10 2 15 4 20 5 25 3 6 1 6 7 7 0 6 8 6 4 7 500 9 3 12 0 18 0 24 0 30 0 0 38 0 46 0 69 1 00 1 36 8 0 10 4 15 6 20...

Page 45: ...0 65 77 57 0 57 0 57 0 57 0 57 0 1 2 1 6 2 4 3 1 3 8 1 2 27 36 50 62 76 63 0 63 0 63 0 63 0 63 0 2 1 2 8 4 3 5 7 7 1 1 6 3 2 5 1 25 33 48 62 74 63 0 63 0 63 0 63 0 63 0 2 1 2 9 4 4 5 8 7 2 1 8 3 4 5 3...

Page 46: ...0 67 0 31 0 39 0 60 0 90 1 32 10 1 13 3 20 0 27 1 34 5 10 400 9 0 12 0 18 0 24 0 30 0 6 8 9 1 13 6 18 0 21 9 0 76 0 75 0 76 0 75 0 73 0 28 0 35 0 54 0 84 1 27 10 0 13 2 19 8 26 9 34 3 10 500 10 1 12...

Page 47: ...4 6 9 1 4 2 9 4 8 80 17 9 18 8 18 3 16 5 14 5 33 42 62 83 102 100 0 100 0 100 0 100 0 100 0 1 1 1 4 2 1 2 9 3 7 1 2 19 6 20 9 20 2 17 8 15 4 30 38 56 76 93 100 0 100 0 100 0 100 0 100 0 1 1 1 4 2 1 2...

Page 48: ...5 6 5 2 4 9 7 400 18 6 24 0 36 0 48 0 60 0 0 85 1 02 1 58 2 35 3 29 15 8 20 5 30 6 40 0 48 8 6 5 6 9 6 7 6 0 5 3 7 500 19 2 24 0 36 0 48 0 60 0 0 75 0 91 1 49 2 30 3 40 16 7 20 9 30 9 40 1 48 4 7 5 7...

Page 49: ...1 7 3 1 0 1 8 22 26 41 57 68 63 0 63 0 63 0 63 0 63 0 4 1 5 6 8 4 11 1 13 7 2 7 5 9 10 3 20 25 38 51 64 63 0 63 0 63 0 63 0 63 0 4 5 5 9 8 7 11 4 13 9 3 0 6 4 10 8 20 24 37 50 63 63 0 63 0 63 0 63 0 6...

Page 50: ...63 0 63 0 62 0 63 0 62 0 76 1 26 2 02 3 02 20 1 26 6 40 3 54 9 70 3 10 400 18 0 24 0 36 0 48 0 60 0 12 8 17 3 26 0 34 3 41 9 0 71 0 72 0 72 0 71 0 70 0 55 0 72 1 18 1 89 2 93 19 9 26 5 40 0 54 4 70 0...

Page 51: ...13 9 11 6 25 33 52 75 98 100 0 100 0 100 0 100 0 100 0 2 1 2 8 4 3 6 0 7 8 2 0 20 7 20 7 18 5 15 5 12 8 23 31 47 66 87 100 0 100 0 100 0 100 0 100 0 2 1 2 8 4 3 5 9 7 6 1 9 20 7 24 5 19 0 14 1 11 8 22...

Page 52: ...l air flow once per month using a high pressure wash similar to those found at self serve car washes Condensate Drain In areas where airborne bacteria may produce a slimy substance in the drain pan it...

Page 53: ...21 69 8 11 94 91 195 8 0 89 22 71 6 11 42 92 197 6 0 86 23 73 4 10 92 93 199 4 0 84 24 75 2 10 45 94 201 2 0 81 25 77 0 10 00 95 203 0 0 79 26 78 8 9 57 96 204 8 0 76 27 80 6 9 16 97 206 6 0 74 28 82...

Page 54: ...gs with ohmmeter WHITE RED GREEN RED YELLOW VIOLET and BLUE VIOLET should each read between 36 and 44 ohms HT Improperly functioning EEV1 Check output signal from EXM CL Improperly functioning EEV2 Ch...

Page 55: ...rameters CL Air temp out of range Bring air temp within design parameters ALL Faulty EEV Check EEV operation superheat will be high as well ALL Fouled heat exchanger Clean appropiate coil 15 Discharge...

Page 56: ...Bring water temp within design parameters 26 Low EWT Warning ALL Low EWT Bring water temp within design parameters 27 Cabinet temp Sensor ALL Bad thermistor Check temp vs resistance curve per calcula...

Page 57: ...L Insufficient charge Check for refrigerant leaks HT Incorrect loop configuration Check freeze protection trip point setting HT Reduced or no water flow Check loop pump operation HT Reduced or no wate...

Page 58: ...Wrong parameters values or unsuited load Switch the drive off and back on again Check the parameters values Check the motor load HT CL Refer to class A alarm 13 refer to class A alarm 13 61 High temp...

Page 59: ...WARNING Inverter board capacitors maintain high voltage for up to 15 minutes before fully discharging Carel Inverter 1860 HT CL The drive has detected a current supplied that is too high due to sudden...

Page 60: ...d WARNING Inverter board capacitors maintain high voltage for up to 15 minutes before fully discharging 67 Current Sensor Error ALL Damaged Inverter board Replace inverter board WARNING Inverter board...

Page 61: ...o ensure it is the correct size ALL Damaged Inverter board If DC bus voltage stays below 200V replace drive board WARNING Inverter board capacitors maintain high voltage for up to 15 minutes before fu...

Page 62: ...as a PEC and the inverter size Check that the compressor uSafety parameters are adequate Check the compressor inverter combination Inverter probably too small 77 Low Leaving Air temp ALL Low EAT Bring...

Page 63: ...e is OK replace motor ALL Bad EXM If cable and motor are OK replace EXM ALL No input voltage Check input voltage 91 ECM Horsepower Configuration Fault ALL Incorrect motor Check motor size ALL Incorrec...

Page 64: ...ACV 18 Water Coil Liquid Temp WCL 19 Water Coil Vapor Temp WCV 20 HR HE 21 Supply Air Temp SAT 22 Leaving Air Temp LAT 23 Loop EWT 24 Loop LWT 25 Loop GPM 26 Loop Pressure 27 Loop Pump Speed 28 Loop P...

Page 65: ...F F FL F F F F PSI DP DT ST SP WCV DPD PRESS LT1 WCL EEV1 Active LT2 ACL SAT LAT ACV Air Cool VFD FLOW VFD EWT DPD LWT CAB AMB Compressor Loop Pump Loop Heat Exchanger Ground Loop F F F F A i r f l o...

Page 66: ...p ACV 18 Water Coil Liquid Temp WCL 19 Water Coil Vapor Temp WCV 20 HR HE 21 Supply Air Temp SAT 22 Leaving Air Temp LAT 23 Loop EWT 24 Loop LWT 25 Loop GPM 26 Loop Pressure 27 Loop Pump Speed 28 Loop...

Page 67: ...F F F FL F F F F PSI DP DT ST SP WCV DPD PRESS LT1 WCL EEV1 Idle LT2 ACL SAT LAT ACV Air Cool VFD FLOW VFD EWT DPD LWT CAB AMB Compressor Loop Pump Loop Heat Exchanger Ground Loop F F F F A i r f l o...

Page 68: ...ation tags or labels or rating labels have been removed or defaced 5 Products on which payment to CM or to the owner s seller or installing contractor is in default 6 Products which have not been inst...

Page 69: ...69 climatemaster com Trilogy Variable VE Series IOM 60Hz HFC 410A Revision Date 22 Decem b er 2021 NOTES...

Page 70: ...70 Geothermal Heating and Cooling Trilogy Variable VE Series IOM 60Hz HFC 410A Revision Date 22 December 2021 NOTES...

Page 71: ...71 climatemaster com Trilogy Variable VE Series IOM 60Hz HFC 410A Revision Date 22 Decem b er 2021 NOTES...

Page 72: ...form the basis of any bargain between the parties but are merely ClimateMaster s opinion or commendation of its products ClimateMaster Inc All rights reserved 2019 7300 S W 44th Street Oklahoma City O...

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