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Models: VVV / VVH

Geothermal Heat Pump

•

R-410A Refrigerant

•

2.5, 4.0, 6.0 Ton Variable Speed

Installation Manual

Содержание VVH

Страница 1: ...Models VVV VVH Geothermal Heat Pump R 410A Refrigerant 2 5 4 0 6 0 Ton Variable Speed Installation Manual ...

Страница 2: ...Installation Manual 5 1 2 2 ...

Страница 3: ...STAT 42 13 0 RECOMMENDED HYDRO TEMP START UP PROCEDURE 44 14 0 PREVENTATIVE MAINTENANCE 45 15 0 BASIC TROUBLE SHOOTING CHART FOR THE HYDRO TEMP SYSTEM 48 Explanation of Terms Acronyms used in Manual AWG American Wire Gauge DHW Domestic Hot Water AHW Auxiliary Hot Water CFM Cubic Feet per Minute UV Ultra Violet Vac Volts Alternating Current Vdc Volts Direct Current BAS Building Automation System VA...

Страница 4: ... in this manual Contact Information Hydro Temp Corporation P O Box 566 3636 Hwy 67 South Pocahontas AR 72455 870 892 8343 www Hydro Temp com Do not install operate or maintain this equipment before carefully reading this instruction manual Additional copies of this manual are available from the installing dealer or from Hydro Temp Corporation Save these and any other operating instructions for you...

Страница 5: ...Y RIGHT RETURN LEFT SUPPLY WATER SOURCE W OPEN LOOP WELL WATER C CLOSED LOOP T COOLING TOWER X IF NON APPLICABLE STRIP HEAT XXX NO STRIP HEAT 005 5KW 010 10KW 015 15KW 020 20KW OR TOTAL KW REFRIGERANT 1 R410A 2 R22 3 R134A 4 R407C X IF NON APPLICABLE Microprocessor X TERMINAL STRIP 1 GEORGIA CONTROL HYDRO TEMP 2 AUTOMATED LOGIC 583 3 AUTOMATED LOGIC 6126 4 END USER DDC VOLTAGE PHASE 1 208 230Vac 1...

Страница 6: ...n systems with auxiliary emergency heat strips be aware that the heat strip contactor may be wired on a separate circuit Therefore an additional breaker must be shut off before removing panels and servicing unit All breakers fuses supplying power to this equipment should be clearly labeled at time of installation All wiring and plumbing should be done in strict accordance with local and national c...

Страница 7: ...cation where your ductwork is being attached to the unit Ensure that drilling and screws do not damage the air coil 4 1 Hydro Temp System Noise and Vibration Isolation A quality installation should be one where noise is not a complaint A number of inexpensive features can be added to reduce noise and also aid in installation and maintenance Flexible hose kits to the hot water loop will make for ea...

Страница 8: ...g 5 2 Desuperheater Option Installation Only copper tubing should be utilized Install the desuperheater circuit similar as shown in Fig 5 2 Include isolation valves and two boiler drain valves for tank draining and DHW system purging Valves allow for pump service without draining the DHW tank A horizontal swing check valve must be used to prevent over heating of the tank Use 1 2 copper tubing if u...

Страница 9: ...nections to the Hydro Temp system Wire the two legs of the sensor to the terminal strip labeled DHW Tank Temp Hydro Temp provides a mounting bracket to aid in keeping the DHW tank sensor in direct contact with most conventional hot water tanks The clip installation instructions and DHW tank sensor will be shipped in a small plastic bag with one of the two wires connected to the terminal strip insi...

Страница 10: ...anty If 1 copper is used it must be reduced to 3 4 as close to the tank as possible Note on long piping runs the copper piping may need to be upsized to lower the pressure drop of the circuit Ball Valve Valve A Wa ter OUT Wa ter IN 3 4 Hose Bib Boiler Drain A for Purging Ho rizontal Swing Ch eck Valve BRONZE Circu lating Pump mounted vertical Can be Installed in either Line Ho t Water Tank 1 or pr...

Страница 11: ...RONZE Circu lating Pump mounted vertical Can be Installed in either Line All pipe fittings in this area MUST be Copper brass bronze or Steel and must extend a min imum of 12 above the T before connecting to CPVC or PEX All copper piping must be the same size as the fittings on the Hydro Temp system Under sizing this piping will reduce the gpm flow and can damage the unit and void the warranty If 1...

Страница 12: ...p of the tank Important 1 All fittings on the cold water line where the plumbing below connects to the tanks cold water line must be either copper brass bronze or steel from 12 above the T to the tank 2 No other water lines can be connected between the T and the tank LOWER DHW Plumbing Fittings connecting into bottom of the tank Important Most water heaters have fittings It is important to increas...

Страница 13: ... of the air has been purged close isolation valve A and open the isolation valve B Allow the water to flow through the system and out the hose Run for approximately 5 to 10 minutes while checking for air leaving the drain hose To insure no air is trapped anywhere open both valve A and valve B to allow flow both ways Allow water to run for approximately one minute Once purging is complete close the...

Страница 14: ...T AND GROUND LOOP AT ALL TIMES FAILURE TO DO SO WILL FREEZE THE SYSTEM AND CAUSE SEVERE DAMAGE TO THE UNIT DAMAGE TO THE UNIT CAUSED BY THE FAILURE TO MAINTAIN PROPER ANTIFREEZE LEVELS IS NOT COVERED UNDER THE WARRANTY It is recommended to always mount the ground loop pump vertically so air will not be trapped in the pump if not properly purged A dry or air locked pump will quickly burn out The re...

Страница 15: ... each unit to prevent backward water flow when the unit is off The auto purge keeps proper pressure on the suction side of the pump to prevent air locking or cavitation from occurring The tank must be kept to full at all times As shown in the drawing below the other unit s simply need to have a pump for each unit Hydro Temp Auto Purge kit mounted at highest point Loop In Loop Out Horizontal Swing ...

Страница 16: ...o a sprinkler as this will restrict the water flow and lower the unit s efficiently and possible cause damage to the unit Check local state and county codes for proper discharge of water Discharge tubing must be prepared in a manner that will not freeze Normally 1 to 2 5 US G P M per heating or cooling ton in high speed is required for open loop systems Water flow is regulated with pressure regula...

Страница 17: ...ly located behind the controller swing out panel 9 1 Main system Power Size all wire in accordance to local electrical code Main power will land on the top of the large distribution block in the electrical box labeled L1 L2 An additional L3 terminal will be provided for 3 phase equipment A green ground lug will also be provided for the ground wire 9 2 Pump outputs A terminal strip will be provide ...

Страница 18: ...ed damper motor the Belimo LMB24 3 T is rated for 2 0 VA Using this damper we could have 5 dampers on each zone output For example if there were only 3 zones one could have two zones with 6 dampers and one zone with 8 dampers but one could never have a zone with more than 8 dampers Check the output of your dampers if not using the recommended Belimo damper most other brands will pull much more wat...

Страница 19: ... strip has a second label indicating wire termination labeled the same as the wire termination on the ZS t stat Simply connect 12V from the ZS stat to 12V on the terminal strip RNET from the ZS stat to RNET on the terminal strip RNET from the ZS stat to RNET on the terminal strip and GND from the ZS stat to GND on the terminal strip Next the zone 3 ZS thermostat will wire to the zone 2 ZS thermost...

Страница 20: ...e system for all V Star systems with the advanced controller All of Hydro Temp s system functions and settings are accessible through the Protostar advanced control System status set points installer settings factory settings alarms and logs are all accessible through the Protostar thermostat Installer settings and factory settings are separately password protected to prevent inadvertent changes ...

Страница 21: ...nning and on off state will be displayed It will be displayed in blue if on in cooling and orange if on in heating Just above that will be the fan status on off If the optional strip heaters are energized SH will appear just above the Fan status in red The CK Filter button will show on the first of every month to serve as a reminder to clean or replace the air filter Press the button for instructi...

Страница 22: ...for the space can be manually adjusted by pressing the plus and minus arrows In this example the original set points were 76 and 72 The minus button was depressed 3 times 0 5 degrees push and both the heating and cooling set points were lowered by 1 5 degrees Conversely if the plus arrow was pushed the temperature would increase In this example the mode was Auto If the mode was set for either heat...

Страница 23: ...mber of zones connected to the controller In this example the controller has 4 zones connected If only 2 zones were connected the areas on the screen in this example occupied by Zone 3 and 4 would be completely blank Zone ID Button Current Zone Temp Un occupied Set Point Adjust Effective Heat Cool Set Points Current Zone Mode Zone Damper Position By depressing the Zone ID Button you will see a scr...

Страница 24: ...perature the unit is trying to achieve The effective set point for each zone is calculated individually The zone effective set point is the base set point entered using the SP button on the zone temps and set points screen and any plus or minus adjustments that have been made using the plus and minus arrows on the home screen The effective set point shown on this screen will reflect any smart set ...

Страница 25: ...provides program version information Unit Status Graphic Screen This screen shows a real time status of the entering and exiting air temps and water temps Just like the home screen the compressor speeds and blower speeds are also displayed If the system is equipped with Priority DHW the tank temperature will also be displayed The detailed status button can be pressed to display more detail in a te...

Страница 26: ... Medium Limit Status This is an auto reset high pressure switch that trips before the normal high pressure switch This is used to stage down the equipment in the hot water heating mode if the high pressure starts getting too high It will also restart the ground loop pump if tripped while running in cooling with a hot water call Condensate Float Switch Used to tell if the system condensate pan is g...

Страница 27: ...f other settings pertaining to the DHW will disappear When turned back on navigation away from this screen then back will force the settings back on the screen DHW Settings if DHW Priority is set to on DHW Priority Start Temp This is the temp the system will turn on and start making hot water DHW Priority Stop Temp This is the temp the system will heat up to and turn off DHW Priority Max Temp This...

Страница 28: ...al accumulated run time In the Runtime Screen we divide this up even more to show the compressor runtime in increments of percentage the compressor has run in heat and cool With this you can determine how hard your system is having to work to keep you comfortable Hydro Temps ultimate goal is to have the unit operate for long periods of time at the lowest compressor percentage possible to provide t...

Страница 29: ...ve the ability to schedule occupied and unoccupied times navigate to the Menu screen then select the Settings button In the Settings screen toggle the Net Occupied to off To set a schedule or override navigate to the menu screen by pushing the Menu button on the home screen Then on the Menu page select Schedule Override We will first discuss the override option This is the easiest way to set the u...

Страница 30: ...ific periods of the day to be occupied Each day can be set to have different schedules To navigate to Select a Schedule Screen press the Schedule Override button on the Menu screen Schedules on the Schedule Override screen Choose the zone for which you would like to set a schedule Note Object 1 is Zone 1 Object 2 is Zone 2 and so on In this example we will set a schedule for Zone 1 Object 1 Select...

Страница 31: ... a previous schedule the OFF Schedule can be chosen Continuing the scheduling process the type of schedule needs to be chosen The most common schedule would be a weekly schedule The dated schedule would be used for specific dates This is usually used once a general schedule has been set up and an exception such as a holiday or a special event occurs The continuous schedule is the least common sche...

Страница 32: ...s between 5 00 and 10 00 AM After the times have been set and Done has been entered the days of the week for this schedule can be entered In the example the weekdays have been chosen If more than one event is required per day the question Does this schedule have a date range must be answered Yes If the answer is No only one schedule can be entered per day For this example a long term date range wa...

Страница 33: ... Schedule and following the exact steps used for the morning schedule Calendar with Morning Evening and Weekend schedules entered If it is necessary to edit the schedules it can be done from either the Calendar Month View or Week View In the Month View press the day of the month which contain the schedule you want to change In the Week View press the day of the week which contains the schedule you...

Страница 34: ...n to adjust the Morning schedule Select the Schedule Name or the Time Bar to be edited In the example the Morning schedule was selected and the following screen is displayed Editing of the schedule is now exactly the same as the initial programming of the schedule ...

Страница 35: ...ottom left the current mode will also be displayed In this example the zone mode has been set to off By pressing the up or down arrow one can scroll through the various modes and select the desired mode Information available to view or adjust from the information screen include 601 refers to Zone Mode Off This zone will not run Cool Zone will be allowed to run in cooling mode only as needed Heat Z...

Страница 36: ...uired window will pop up Press OK and enter your dealer password This will take you to the Installer Options Screen Buttons in Red are factory settings and should not need adjustment during install of the system 11 1 Installer Settings Screen 11 1 1 Zone Limiting There are 4 settings for zone limiting one for each zone These four setting allow you to set the amount in percentage a zone will allow ...

Страница 37: ...culated compressor speed required by the zone were to increase above 20 the system would have ran at the calculated speed when that zone was getting conditioned This setting Twenty percent is the minimum This routine provides heating and cooling to all zones as needed in a precise way The compressor percentage is increased to try and satisfy the zone calling so it can switch to the next mode The a...

Страница 38: ...ystem these two settings set the two speeds at which the compressor will run to heat hot water A DHW call will take priority over AHW If there is an AHW and a forced air heating call the compressor will ramp up to the AHW stg 2 setting 11 1 10 AHW Desuperheat in Heat Desuperheat in Cool When ON these settings will allow the system to Desuperheat into the AHW when the system is running in heating o...

Страница 39: ... without the installer password due to the complexity of accessing and setting up the trends Shown here is a trend of the zone 2 temperature from 1 16 2015 4 02 AM till 1 16 2015 7 25 AM 11 4 0 Alarms All alarms are stored and viewable from the initial factory power up These alarms include all system safeties and compressor drive failures The alarms panel will even log each time the master switch ...

Страница 40: ...will run at that one fixed speed for the duration of the test mode If both Minimum and Maximum HZ are set to 0 the compressor will shut off and stay off If the compressor is off the blower will shut off also Test number of cycles This setting sets the number of times the system will ramp up to maximum then back down to minimum If both min Max are set to the same setting the number of cycles is ign...

Страница 41: ...t caused the fault 11 6 1 System Faults Some examples of system faults as they will be displayed on the Protostar are listed here Most are self explanatory These we will explain Sensor Failure Either the supply air sensor or freeze sensor has failed or is missing Enable off Enable looks at the master switch and the sensor fail check routine if both are ok then a 3 minute delay will count down Afte...

Страница 42: ...loop pump on iv DHW pump on if hot gas temperature is hotter than DHW tank and DHW tank temp is lower than DHW priority max temp set point v V star compressor will ramp up as needed to keep space temp within a half of degree of heating set point b Heating with Aux heat or Emergency Heat See section 11 1 12 for an explanation of the blower speed and damper operation when aux heat or e heat are call...

Страница 43: ...the system is equipped with the Auxiliary hot water AHW heating option this will function just like the DHW option and have the same set points available The AHW option is normally used to provide heating for radiant heat or swimming pool applications It s important to note if the DHW and AHW are both calling at the same time the AHW pump will be disabled until the DHW is satisfied then the DHW pu...

Страница 44: ...o provide designed flow rate and all valves are open If open loop system well has pressure 20PSI 50 PSI and all valves are open Make sure water flow stops when system is off All air is purged from hot water loop lines and all valves are open A dry pump will quickly burn up If Priority On Demand system insure DHW tank sensor is properly installed Optional U V light installed UVC must be powered dow...

Страница 45: ...OURCE HEAT PUMP HAS BEEN BUILT TO BE VIRTUALLY MAINTENANCE FREE IF PROPERLY MAINTAINED THERE ARE ONLY A FEW THINGS YOU NEED TO DO TO KEEP YOUR SYSTEM RUNNING AS EFFICIENTLY AS POSSIBLE IT S STRONGLY RECCOMMENDED TO HAVE THE SYSTEM CHECKED ONCE A YEAR BY A TRAINED SERVICE PROFESSIONAL MANY INSTALLING DEALERS OFFER PREVENTATIVE MAINTENANCE CHECKS WARNING BEFORE PERFORMING SERVICE OR MAINTENANCE ON S...

Страница 46: ...occasionally to insure proper drainage is occurring During the winter insure discharge is protected from freezing Do not attach any kind of sprinkler to the end of the discharge water line as the increase in back pressure will result in decreased water flow and damage the Hydro Temp system Fan motors are permanently lubricated and do not need further lubrication Motors and fan assemblies will be i...

Страница 47: ...wly be blown out over the years If the unit is ever moved from its original location never lay it on its side Never jar or drop the unit during transport This is a sealed refrigeration system rough handling may cause the system to develop a leak Once removed protect the system from freezing Anti freeze may need to be flushed into the plumbing When being reinstalled anti freeze levels will need to ...

Страница 48: ...unts 3 Replace mounts 4 Defective compressor internal damage 4 Replace compressor 5 Refrigerant line vibrating 5 Reposition and secure 6 Loose blower wheel 6 Realign and tighten 7 Foreign material in blower housing 7 Clean housing 8 Duct work leaking or loose duct causing a whistle noise 8 Repair and secure duct work properly 9 Excessive water pressure on well thumping noise 10 Duct work Vibrating...

Страница 49: ...ctive compressor 7 Replace compressor Reversing valve will not 1 No voltage to solenoid 1 Correct voltage problem switch 2 Bad solenoid coil 2 Replace coil 3 Stuck valve 3 Tap valve with hammer until it switches or replace valve Operating pressures too high and or high 1 Too little water flow cool cycle 1 Check loop pump and flow pressure limit tripping 2 Clogged air filter heat cycle 2 Clean or r...

Страница 50: ...Installation Manual 5 1 2 50 ...

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