Hydro-Temp VVV Installation Manual
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Hydro-Temp VVV Installation Manual

Vstar series geothermal heat pump
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Installation Manual
Models: VVV / VVH
Geothermal Heat Pump
R-410A Refrigerant
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2.5, 4.0, 6.0 Ton Variable Speed

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Summary of Contents for Hydro-Temp VVV

  • Page 1 Installation Manual Models: VVV / VVH Geothermal Heat Pump R-410A Refrigerant • • 2.5, 4.0, 6.0 Ton Variable Speed...
  • Page 2 Installation Manual 5.1.2...

  • Page 3: Table Of Contents

    12.0 SYSTEM SEQUENCE OF OPERATION FOR FULLY VARIABLE V-STAR WITH PROTOSTAR THERMOSTAT ........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...

  • Page 4: Contact Information

    Hydro-Temp™ Corporation has compiled this manual with care; however Hydro-Temp™ does not warrant that the information in this manual is free of errors. Hydro-Temp™ reserves the right to change any portion of this manual without notice. The appearance of any technical data or editorial material in this manual does not constitute endorsement, warranty, or guarantee by Hydro-Temp™...

  • Page 5: Model Nomenclature

    Microprocessor: G = SEVEN SPEED X = TERMINAL STRIP H = EIGHT SPEED 1 = GEORGIA M = MULTI-SPEED CONTROL/HYDRO-TEMP V = VARIABLE 2 = AUTOMATED LOGIC/583 X = NON-APPLICABLE 3 = AUTOMATED LOGIC/6126 4 = END USER DDC CONFIGURATION:...

  • Page 6: Transportation & Storage

    2.1 Electrical Connections from the packing and physically inspected. If any Power to the Hydro-Temp System and back-up damage is detected, the carrier should make a note on electric heater may be two or sometimes three the delivery slip acknowledging the damage.

  • Page 7: Ductwork Considerations

    4.3 Construction / Remodeling plenums. Make all turns as smooth as possible avoiding The Hydro-Temp system should never be run during any any restrictions. kind of construction or remodeling that would allow For residential design the target static pressure should drywall, hard wood, or any kind of dust to be pulled in not be greater than 0.3”.

  • Page 8: Dhw Heating

    (Tank 1) is not powered and is heated to although other fuel types are sometimes acceptable. 116 ºF solely by the Hydro-Temp unit. The second tank 1. Turn off the power supply or the fuel supply to (Tank 2) is powered but receives “heated” water from the DHW tank.
  • Page 9 This sensor will allow the Hydro-Temp unit to turn readings. This bracket, holding screw, and instructions on and off as needed to heat the hot water. The...
  • Page 10 Installation Manual 5.1.2 Figure 5.2 Hot Water Tank Only copper tubing should be utilized (H005672)
  • Page 11 Installation Manual 5.1.2 Figure 5.3 Dual Tank Hot Water Only copper tubing should be utilized (H005673)
  • Page 12 Installation Manual 5.1.2 UPPER DHW Plumbing Fittings (connecting into cold water line on the top 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.
  • Page 13 R value open to the Hydro-Temp system will not purge the air of the plastic tank, as mentioned in section 5.5 from the Hydro-Temp system.

  • Page 14: The Ground Loop System

    6.0 The Ground Loop System IMPORTANT! Do NOT use PVC or CPVC piping on any LOOP AT ALL TIMES. FAILURE TO DO SO WILL FREEZE connections to your Hydro-Temp unit. The only THE SYSTEM AND CAUSE SEVERE DAMAGE TO THE exception where PVC or CPVC piping may be used is on UNIT.
  • Page 15 The auto purge keeps proper pressure on the suction side of the pump to prevent air locking or cavitation from occurring. The Auto Purge kit mounted at highest point Auto-purge Hydro-Temp Loop Out Loop In Horizontal Swing Check Valve Hydro-Temp Loop Out...
  • Page 16 Installation Manual 5.1.2 From Unit To Discharge Ball Valve Strainer From Well To Unit Figure 7.1 Typical Open loop plumbing Components 7.0 Open Loop Systems for proper discharge of water. Discharge tubing must be prepared in a manner that will not freeze. A well of sufficient capacity and good water quality are the only acceptable water sources for Open loop Normally 1 to 2.5 US G.P.M.

  • Page 17: Condensate Considerations

    A terminal strip will be provide for each pump output Some installations require a condensate pump to take that applies. Each will be labeled as needed. Examples the condensate to a suitable drain. All Hydro-Temp are: systems have a negative pressure on the condensate •...
  • Page 18 Installation Manual 5.1.2 other brands will pull much more wattage then the 9.6 Occupied / Un-occupied Belimo motors. A terminal strip for building automation systems (BAS) 9.9 Thermostat Wiring is provided to force the system into occupied mode or un-occupied mode (Home or away). The terminal strip will be labeled “Occupancy Sensor”.
  • Page 19 Installation Manual 5.1.2 9.9.2 ZS Thermostat Wiring Electrical Box Hydro-Temp Touch The ZS thermostats are used for zones two - four. The Zone 1 Thermostat ZS thermostats are to be wired in series (daisy chain) with each other and require the...

  • Page 20: Protostar Thermostat Customer Navigation Instructions

    The Protostar touch screen is the standard thermostat used for Zone one or the primary thermostat in a no zone 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.

  • Page 21: Screen Navigation

    / check filter condition. (Neither Fault nor check filter button shown below) The Hydro-Temp unit has built in diagnostic features to inform the end user when an issue occurs. If a fault occurs, simply press the fault button and the fault screen will indicate which fault has occurred. In some cases repeated faults will lock out the unit's compressor in order to protect the unit.
  • Page 22 Installation Manual 5.1.2 In the auto mode both the heating and cooling set-points will be displayed above and below the plus and minus (up and down) arrows. Icon for Cooling Icon for Heating In the heat mode only the heating set-point will be displayed below the plus and minus (up and down) arrows.
  • Page 23 Installation Manual 5.1.2 Zone Settings If your equipment has been setup for multiple zones (maximum of 4 zones) all of the zones can be monitored and adjusted from the Protostar touch thermostat or from the zone thermostat installed in each zone’s area.
  • Page 24 Installation Manual 5.1.2 The “Un-occupied Set-Point Adjust” Button allows for the adjustment of the base un-occupied temperature set-points. Press each temperature box and a numerical keypad will pop up to adjust each of the set-points. This temperature set point will be the base set point and any adjustments made from the zone home screen (“plus”...
  • Page 25 Installation Manual 5.1.2 Menu Button Other settings can be accessed by pressing the Menu button on the bottom of the home screen. Menu Screen The Menu screen provides navigation to many other screens and provides program version information. Unit Status / Graphic Screen This screen shows a real time status of the entering and exiting air temps and...
  • Page 26 Installation Manual 5.1.2 Detailed Status Screen The Detailed status screen is available from the Unit Status / Graphic Screen. This screen shows all temperature sensors, system safeties, and the status of outputs. Most are for diagnostics only. Most of these are shown on the graphic. Some that are not: Master Switch status –...
  • Page 27 Installation Manual 5.1.2 Customer Setting Screen The customer setting screen provides the following settings: Net Master: Must be “on” for the system to run. This provides the customer a “software method” of shutting down the system. Net Occupied: Forces the system to be occupied all the time. If this is “ON”...
  • Page 28 Installation Manual 5.1.2 Other Items on the Menu Page A few other buttons are available to the end user / homeowner. System Faults, Runtime, and Lock. The Installing Options page is password protected and is only used during the initial equipment installation and commissioning.
  • Page 29 Installation Manual 5.1.2 Occupied/Unoccupied (Occupied or Setback) The best mode of operation for VStar units is normally when maintaining a constant space temperature 24/7. The unit will run only enough to keep the space at the predetermined occupied set-point temperature. A consistent set-point will enable the unit to run in its lowest (most efficient) speed and at the same time maintain a constant temperature and a low summertime humidity level.
  • Page 30 Installation Manual 5.1.2 The other override mode is a timed override. This is useful if there happens to be a zone that has occasional occupancy. To enable this option press the “Timer Button” (as shown below). A pop-up will appear. Adjust the override on time by using the “Plus/Minus”...
  • Page 31 Installation Manual 5.1.2 It is a good idea to provide a name for the schedule you are setting up. In this example the schedule was name “Morning”. This was accomplished by pressing on the name area, typing in the desired name and pressing “Done”.
  • Page 32 Installation Manual 5.1.2 The next step is to select the time of day for the schedule. Press either the “Starts” or “Ends” button and the following screen will appear. For this example the Start time is 5:00 AM and the End time is 10:00 AM.
  • Page 33 Installation Manual 5.1.2 After the save button has been pressed the following calendar is displayed. For the purpose of this example an Evening weekday and a Weekend schedule has been entered by pressing the “Add Schedule” and following the exact steps used for the morning schedule. Calendar with Morning, Evening and Weekend schedules entered.
  • Page 34 Installation Manual 5.1.2 For this example Monday was chosen 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.

  • Page 35: Zone Sensor / T-Stat

    Installation Manual 5.1.2 10.1 Zone Sensor / T-stat Information available to view or adjust from the information screen include: The ZS thermostat is 601 refers to Zone Mode commonly used for zone two Off – This zone will not run. through four thermostats Cool –...

  • Page 36: V-Star Installer Settings

    Installation Manual 5.1.2 11.0 V-Star Installer Settings. Buttons in Red are factory settings and should not need adjustment during install of the system. Installer settings that must be adjusted depending on the parameters of the job are all accessible through the 11.1 Installer Settings Screen Protostar thermostat.
  • Page 37 Installation Manual 5.1.2 A zone set to 0.5% will never start the system if it’s the percentage the compressor will run will never exceed only zone calling. It could however combine with the Zone limit set for that zone. another zone to start the system. For example two 11.1.4 Total System limit zones calling for .5% could start the compressor at 1%.
  • Page 38 Installation Manual 5.1.2 can be sped up or slowed down 300 CFM to achieve this hot water. A DHW call will take priority over AHW. If setting. there is an AHW and a forced air heating call the compressor will ramp up to the AHW stg 2 setting. 11.1.6 Calculated Degree per hour 11.1.10 AHW Desuperheat in Heat &...
  • Page 39 “Skip Band” test is performed in the factory during test selectable time frame. The trends are not available run. Hydro-Temp Installers will find using the test mode without the installer password due to the complexity of to test the system and dampers will speed up the install accessing and setting up the trends.
  • Page 40 Test Mode RV status: The Hydro-Temp reversing valve open and the maximum value will be used to run the fan. Blower speed = (System Fan maximum speed x is always de-energized for heat and energized for Zone limit x .01).
  • Page 41 Installation Manual 5.1.2 Test Strip Heat: Sensor Failure: Either the supply air sensor or freeze This set point, when on, will open all dampers, start the sensor has failed or is missing. blower at Fan maximum speed, and start the strip heat. Enable off: Enable looks at the master switch and the The rest of the parameters shown are for read only sensor fail check routine, if both are ok then a 3 minute...

  • Page 42: System Sequence Of Operation For Fully Variable V-Star With Protostar Thermostat

    Installation Manual 5.1.2 12.0 System Sequence of Operation for Fully Variable V-star with Protostar Thermostat The I/O flex 6126 controller with the Protostar touch screen thermostat or the ZS pro thermostat will drive the v-star compressor fully variable from 40 HZ to 160 HZ. The compressor speed will be referred to as percentage in this sequence.
  • Page 43 Installation Manual 5.1.2 b. If the DHW tank temperature continues to drop 5 degree below the Priority start temp set point the system will ramp the compressor up to 100% in order to heat both the space and DHW tank quickly. The blower will maintain a calculated speed to achieve 100ºF discharge air temp.

  • Page 44: Recommended Hydro-Temp™ Start-Up Procedure

    No additional compressor speed is added due to the ground loop pump being in the off position. All the heat extracted from the space is transferred into the hot water loop. 13.0 Recommended Hydro-Temp™ Start-Up Procedure 13.1 Start-Up Check List. Verify the following items are addressed before starting the unit: If closed loop system, loop is purged and auto purge is filled to 3”...

  • Page 45: Preventative Maintenance

    Reinstall all panels. 13.3 Charging a Hydro-Temp™ System To get optimal performance from your Hydro-Temp™ system, proper charging is essential. Ensure that the refrigerant used is of the proper type. Consult the unit label or call the factory for assistance.
  • Page 46 Hydro-Temp system. Be aware of the location of these components in the event the strainer needs to be cleaned more often than once a year during your preventive maintenance check. Be aware of all isolation valves so cleaning can be done with minimal water spillage.
  • Page 47 Installation Manual 5.1.2 The Hydro-Temp™ unit should never be exposed to a dirty or dusty air environment. Dust, such as sawdust or sheet rock dust, can damage the electrical components, fan motor, and air coil on the unit. Simply place a cover (tarp, etc.) over the unit when construction or any other dust producing job is being done in the area of the Hydro-Temp™...

  • Page 48: Basic Trouble Shooting Chart For The Hydro-Temp System

    Installation Manual 5.1.2 15.0 Basic Trouble Shooting Chart For The Hydro-Temp System SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION Water around base of 1. Water leak. 1. Find and repair leak. unit 2. Condensate from water coil or 2. Insulate these items.
  • Page 49 Installation Manual 5.1.2 Fan runs continuously, 1. Thermostat fan setting turned to 1. Switch thermostat selector to off. compressor runs normal “on” position. Unit inoperative 1. No power to unit. 1. Check unit electrical supply, fuses, breakers, etc. Restore power. 2.
  • Page 50 Installation Manual 5.1.2...

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