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Maritime Geothermal WH-Series, Installation And Service Manual

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Maritime Geothermal WH-Series Installation And Service Manual Download Page 16

Page   16 

002028MAN-01 

 1-Oct-2015 

Summary of Contents for WH-Series

Page 1: ...td P O Box 2555 Petitcodiac N B E4Z 6H4 Ph 506 756 8135 WH Series Single Stage R134a Model Sizes 25 80 Email info nordicghp com Web www nordicghp com Document Number 002028MAN 01 DATE 1 Oct 2015 Liqui...

Page 2: ...and work gloves should be worn at all times whenever a heat pump is serviced A fire extinguisher and proper ventilation should be present whenever brazing is performed CAUTION Venting refrigerant to...

Page 3: ...1 7 S 01 55 H B 1 S C Z 01 2 S 01 4 S 01 6 S 01 7 S 01 65 H B 1 S C Z 01 2 S 01 4 S 01 6 S 01 7 S 01 75 H B 1 S C Z 01 2 S 01 4 S 01 5 S 01 7 S 01 80 H B 1 S C Z 01 5 S 01 6 S 01 7 S 01 OUTDOOR COIL C...

Page 4: ...Page 17 Flushing Purging Page 17 Antifreeze Solution Page 18 Initial Pressurization Page 18 Pipe Insulation Page 18 PC APPLICATION PC APP PAGE 20 PC Application Menus Page 20 LCD DISPLAY AND MENUS PAG...

Page 5: ...1 Oct 2015 Page 5 002028MAN 01 Table of Contents continued APPENDIX B PC Application Installation PAGE 75 APPENDIX C USB Driver Installer Setup PAGE 76 WARRANTY INFORMATION PAGE 77...

Page 6: ...Board Connector Descriptions Bottom Page 73 Table 24 Control Board Connector Descriptions Right Side Page 74 DIAGRAMS Diagram A Typical P T Plug Thermometer Stems Page 17 Diagram B Typical Purge Cart...

Page 7: ...er unit Stacking should only be done with a proper rack system able to hold a minimum of 2x the weight of the unit Raising the heat pump off the floor a few inches is generally a good practice since t...

Page 8: ...that it will be turned on whenever the compressor operates Connect the Indoor Loop circulator to the appropriate two terminals 115V or 230V of the terminal strip marked OUTDOOR INDOOR CIRCULATORS in...

Page 9: ...1 Oct 2015 Page 9 002028MAN 01...

Page 10: ...eating forced air heating via fan coil units One of the benefits of hydronic systems is the flexibility in setting up the heating system Whereas a typical forced air sys tem has one central thermostat...

Page 11: ...1 Oct 2015 Page 11 002028MAN 01...

Page 12: ...Page 12 002028MAN 01 1 Oct 2015...

Page 13: ...1 Oct 2015 Page 13 002028MAN 01...

Page 14: ...e listed below The waste water is clean the heat pump has no other effect than reducing the temperature of the water Refer to drawing 000619INF for typical disposal method diagrams Second well return...

Page 15: ...ater in the pond A return well should be a minimum of 80 ft from the supply well for residential applications The water returned to the well will not necessarily be pumped into the same aquifer depend...

Page 16: ...Page 16 002028MAN 01 1 Oct 2015...

Page 17: ...allow the installer or homeowner to check water flow through the loop by measuring the pressure difference through the heat exchanger and comparing it to that listed in the Model Specific Information...

Page 18: ...e above pressure before actual water pressure is put on the system Systems without an expansion tank will experience greater fluctuations in pressure between the heating and cooling seasons causing pr...

Page 19: ...1 Oct 2015 Page 19 002028MAN 01...

Page 20: ...click on menu Tools Set Date and Time The control board date and time will be set to that of the PC PC APPLICATION MENUS The following pages describe the PC APP s menus in detail There are five main m...

Page 21: ...em Stage run timers Force Stage2 on after Stage1 has been operating for x minutes Set to 0 to disable this functionality Indoor EEV Status light indicates when in use Outdoor EEV Status light indicate...

Page 22: ...ll be locked out until the Permanent Alarm is manually reset either by cycling the power or clicking on the RESET button Low Pressure A low pressure alarm occurs when the suction pressure drops to or...

Page 23: ...til the next com pressor start is allowed Each alarm that occurs while the PC APP is connected to the control board will appear here The alarm type and a time stamp will be shown The alarms list will...

Page 24: ...urred Control Board time and date may no longer be valid all time stamped data may be corrupt Flash Memory A failure has occurred stored data may be corrupt It may be possible to correct this by using...

Page 25: ...trol Shows the on board aquastat control screen This screen is only available when Control Source HYD on the Configuration Page is set to Setpoints This screen is described in detail in the Setpoint C...

Page 26: ...and values Click on the EDIT button to modify the blue boxes button will now say SAVE For each channel a name may be selected up to 16 characters and the multiplier and Offset values may be set to ac...

Page 27: ...le as the desired name Here is the complete list of available graphs Graph Control Signals Graph ON OFF status of the system control signals EEV Graph EEV position the suction line temperature and sup...

Page 28: ...ples x Refresh rate ie 20 samples by 1second refresh elapsed time of 20seconds Graph Print ed Time Refresh Rate Primary Y axis on the left Second ary Y axis on the right Below is an example of a typic...

Page 29: ...is optional may require accessory items the Enable button will be accessible click on it to enable the alarm Clicking this will reset the saved parameters to the default values The configuration will...

Page 30: ...via on board aquastat functionality Refer to the Setpoint Control section of the manual for more information Setpoints Method Applicable only if Setpoints selected for Control Source HYD Select Indoor...

Page 31: ...he model are greyed out Click on APPLY to save changes Message window ap pears after clicking on APPLY Click on OK to close window Maximum Count is the number of alarms al lowed before a perma nent lo...

Page 32: ...oll and manual scroll modes UP and DOWN do not do anything if in auto scroll mode they cycle through the messages if in manual scroll mode LCD DISPLAY AND MENUS 2x16 LCD Display UP button Use this to...

Page 33: ...1 Oct 2015 Page 33 002028MAN 01 Main Menu This is a list of the various tools are used for system setup and monitoring They are each described below TBD...

Page 34: ...lt the Indoor OUT temperature is used for tempera ture control and its value is displayed in the Tank Temperature box on the Setpoint Control Screen If this temperature shows NC as in the screenshot e...

Page 35: ...ll come on and the Out door Reset table will appear The Heating Setpoints Adjustments will move to the top row of the Outdoor Reset Table The Delta Adjustments will remain where they were The current...

Page 36: ...ote object names may be subject to change without prior notice TABLE 9 BACNet OBJECTS DATA READ ONLY Name Data Type Property Units Description LPS1 Analog Input Present Value PSIG kPa Low pressure val...

Page 37: ...curs 1 EV2 Low pressure alarm suction pressure 3 EV4 High pressure alarm discharge pressure 5 EV6 Loss of charge alarm 6 EV7 Phase monitor alarm ACCESORY for 3 phase models 8 EV9 Status alarm must hav...

Page 38: ...at all shutoff valves are fully open and there are no restrictions in the piping from the heat pump to the ground loop and that full flow is available to the heat pump 2 Verify that the entire system...

Page 39: ...sure 2 Discharge pressure 3 Indoor Loop In Hot In temperature 4 Indoor Loop Out Hot Out temperature 5 Indoor Delta T should be between 8 12 F 4 6 C 6 Indoor flow if available 7 Outdoor Loop In Supply...

Page 40: ...V V V Low voltage connections are correct and securely fastened STARTUP DATA Preparation Voltage across L1 and L2 L1 and L3 L2 and L3 VAC Heating Mode 10 minutes Suction Pressure Discharge Pressure p...

Page 41: ...for several minutes STEP 7 Return the plumbing to its original configuration and open the IN and OUT valves Operate the system and check for improved performance COAXIAL HEAT EXCHANGER FLUSHING PROCED...

Page 42: ...eplace transformer No Heartbeat on control board Transformer breaker tripped or fuse blown for those without breaker Breaker on transformer is sticking out or fuse looks burnt Push breaker back in If...

Page 43: ...1 Oct 2015 Page 43 002028MAN 01 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 44: ...g Remove wires from compressor Ohmmeter shows infinite resistance between any two terminals Note Be sure compressor overload has had a chance to reset If compressor is hot this may take several hours...

Page 45: ...reduces Low Suction Pressure Indoor OUT temperature too cold i e on startup or if unit has been off for ex tended period Ensure Indoor OUT temperature is above the low limit indicated in the Model Spe...

Page 46: ...should remain significantly higher than the suction pressure i e the system will not equalize If the system does equalize it is likely that the EEV is not working and is partially open Manually set t...

Page 47: ...ing the refrigeration circuit is ready for vacuuming STEP 2 Release the refrigerant circuit pressure and connect the vacuum pump to the charging manifold Start the vacuum pump and open the charging ma...

Page 48: ...Temperature Table 12 Shipping Information MODEL WEIGHT DIMENSIONS in cm lb kg L W H 25 285 129 34 86 34 86 35 89 45 310 141 34 86 34 86 35 89 55 370 168 34 86 34 86 35 89 65 460 208 45 114 37 94 37 94...

Page 49: ...0 505 9 1 0 9 1 926 58 4 62 3 0 505 60 0 1 6 3 416 60 0 48 9 8 0 57 6 2 4 9 703 1 554 10 6 2 80 136 3 144 8 0 140 0 3 7 14 858 15 6 9 4 0 505 14 2 1 3 2 843 57 9 62 4 0 505 60 0 2 1 4 353 70 0 57 6 8...

Page 50: ...Data Outdoor Loop Water Power Efficiency Sink Data Indoor Loop Water ELT Evap Temp Flow LLT Delta T HAB Effective COPh EWT Cond Temp Flow LWT Delta T Output F F USGPM F F BTU Hr Watts Amps W W F F USG...

Page 51: ...0 757 8 4 1 6 5 195 57 3 64 0 0 757 60 0 2 7 8 449 60 0 49 2 12 0 56 2 3 8 22 935 3 147 22 5 3 12 134 4 148 12 0 140 0 5 6 33 456 15 6 9 6 0 757 13 4 2 1 6 720 56 9 64 7 0 757 60 0 3 1 9 802 70 0 57...

Page 52: ...Data Outdoor Loop Water Power Efficiency Sink Data Indoor Loop Water ELT Evap Temp Flow LLT Delta T HAB Effective COPh EWT Cond Temp Flow LWT Delta T Output F F USGPM F F BTU Hr Watts Amps W W F F USG...

Page 53: ...Data Outdoor Loop Water Power Efficiency Sink Data Indoor Loop Water ELT Evap Temp Flow LLT Delta T HAB Effective COPh EWT Cond Temp Flow LWT Delta T Output F F USGPM F F BTU Hr Watts Amps W W F F USG...

Page 54: ...8 1 073 60 0 3 1 14 082 60 0 49 8 17 0 55 5 4 5 38 580 5 443 25 6 3 06 133 3 147 17 0 140 0 6 7 56 876 15 6 9 9 1 073 13 0 2 5 11 304 56 3 63 9 1 073 60 0 3 7 16 665 70 0 58 5 17 0 64 4 5 6 47 636 5 4...

Page 55: ...Wire Size RLA LRA Max A Amps Amps Amps ga 25 4 3 29 N A 4 5 5 6 10 14 3 45 6 4 38 N A 6 6 8 2 15 14 3 55 6 4 48 N A 6 6 8 2 15 14 3 65 7 9 58 N A 8 1 10 1 15 14 3 75 10 0 63 N A 10 2 12 7 20 12 3 80 1...

Page 56: ...Page 56 002028MAN 01 1 Oct 2015 ELECTRICAL DIAGRAMS 208 230 1 60...

Page 57: ...1 Oct 2015 Page 57 002028MAN 01 ELECTRICAL DIAGRAMS 208 230 1 60 continued...

Page 58: ...Page 58 002028MAN 01 1 Oct 2015 ELECTRICAL DIAGRAMS 220 1 50...

Page 59: ...1 Oct 2015 Page 59 002028MAN 01 ELECTRICAL DIAGRAMS 220 1 50 continued...

Page 60: ...Page 60 002028MAN 01 1 Oct 2015 ELECTRICAL DIAGRAMS 208 3 60...

Page 61: ...1 Oct 2015 Page 61 002028MAN 01 ELECTRICAL DIAGRAMS 208 3 60 continued...

Page 62: ...Page 62 002028MAN 01 1 Oct 2015 ELECTRICAL DIAGRAMS 380 3 50...

Page 63: ...1 Oct 2015 Page 63 002028MAN 01 ELECTRICAL DIAGRAMS 380 3 50 continued...

Page 64: ...Page 64 002028MAN 01 1 Oct 2015 ELECTRICAL DIAGRAMS 460 3 60...

Page 65: ...1 Oct 2015 Page 65 002028MAN 01 ELECTRICAL DIAGRAMS 460 3 60 continued...

Page 66: ...Page 66 002028MAN 01 1 Oct 2015 ELECTRICAL DIAGRAMS 575 3 60...

Page 67: ...1 Oct 2015 Page 67 002028MAN 01 ELECTRICAL DIAGRAMS 575 3 60 continued...

Page 68: ...Page 68 002028MAN 01 1 Oct 2015 REFRIGERATION CIRCUIT DIAGRAMS...

Page 69: ...1 Oct 2015 Page 69 002028MAN 01 DIMENSIONS WH 25 45 55 DIMENSIONS WH 65 75 80...

Page 70: ...essure1 Fault Indicator Low Pressure1 Sensor Connector Temperature Connectors INDOOR OUTDOOR IN OUT IN OUT Short Circuit Protectors 24VAC Power Indicator USB Connector 5VCD 12VDC 24VDC power indicator...

Page 71: ...Outdoor Unit used in heating mode TS2 Suction Line Temperature 2 Unused HPS2 High Pressure Sensor 2 Unused LPS2 Low Pressure Sensor 2 Unused HTS Outdoor Temperature Mounted in Outdoor Unit CTS Auto Ca...

Page 72: ...n PWM control signal GND Ground Ground for PWM channels HZC Hot Zone Circulator Unused CZC Cold Zone Circulator Unused ICR Internal Circulator Relay Operates the Indoor Circulator DO_3 Digital output...

Page 73: ...CD or 4 20mA user settable with board jumper AI_4 Analog In Channel 4 0 to 10VCD or 4 20mA user settable with board jumper AI_3 Analog In Channel 3 0 to 10VCD or 4 20mA user settable with board jumper...

Page 74: ...y for external aquastat control 2 Plenum Heat Stage2 Unused 1 Plenum Heat Stage1 Unused C Plenum Heat Common Unused AR Ariflow Reductions Unused 24VAC Power Accessory ODFLO Outdoor Flow Switch Unused...

Page 75: ...APP Vxxx zip or rar to the desk top 2 Double click it to open the zip file 3 Double click setup exe If the file was received via e mail then it may be named setup abc if so change it back to exe firs...

Page 76: ...zip file 3 Double click on the MGL GEN2 USB Installer folder 4 Verify that there is a file named USBDriverInstaller exe If the file was received via e mail then it may be named USBDriverInstaller abc...

Page 77: ...ed and insulated structure Startup of the unit shall not be scheduled prior to completion of construction and final duct installation for validation of this warranty 4 It is the customer s responsibil...

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