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Residential Geothermal Loop,

Single and Two-Pump Modules

Installation, Operation &

Maintenance Instructions

97B0015N01

Revision: 2/9/16

Flow Controller 3

Table of Contents

Model Nomenclature

General Information

Flow Controller Mounting

Piping Installation

Electrical Wiring

Flushing the Earth Loop

Antifreeze Selection

Antifreeze Charging

Low Temperature Cutout Selection

Flow Controller Pump Curves

Pump Replacement

Geothermal Closed Loop Design

Loop Fusion Methods

Parallel Loop Design

19-22

Closed Loop Installation

23-24

Pressure Drop Tables

25-30

Building Entry

Site Survey Form

Warranty 32
Revision History

Содержание Flow Controller 3

Страница 1: ...Mounting 4 Piping Installation 5 Electrical Wiring 9 Flushing the Earth Loop 10 Antifreeze Selection 13 Antifreeze Charging 15 Low Temperature Cutout Selection 16 Flow Controller Pump Curves 17 Pump...

Страница 2: ...Flow Controller 3 R ev F e bu rary 9 2016 2 Geothermal Heat Pump Systems This page has intentionally been left blank...

Страница 3: ...or two Grundfos pump models UP26 99 or UP26 116 are available for a variety of unit flow rates and loop layouts Flow Controllers are designed for systems that require water flow rate of up to 20 U S G...

Страница 4: ...ting Stud Wall Mounting on stud wall with or without drywall can be accomplished by using the two supplied lag bolts through the top and bottom center holes directly into the studs as shown in Figure...

Страница 5: ...D 1 2 12 7 mm wall 1 IPS PE 1 1 4 31 8 mm ID 1 2 12 7 mm wall 1 1 4 IPS PE 1 5 8 41 3 mm ID 1 2 12 7 mm wall 2 IPS PE 2 3 8 60 3 mm ID 1 2 12 7 mm wall Table 2 Typical Piping Insulation Materials AFC4...

Страница 6: ...s typically connected using the hose kit AHK5EC which contains all fittings necessary for connection between the Flow Controller and the unit as shown in Figure 5 In multiple unit systems PE piping ma...

Страница 7: ...should not be used PE pipe or SCH80 PVC should be used for lengths greater than 10 ft 3 meters 4 All units must include P T ports for flow rate measure and balancing 5 Use optional field installed lo...

Страница 8: ...lose enough to unit to maintain short approx 10 ft 3m hose kit from Flow Controller to unit 4 All units must include P T ports for flow rate measure and balancing Multiple Units on Common Loop Field P...

Страница 9: ...e phase voltage Pumps are fused through a pair of circuit breakers in the unit control box See electrical table for Flow Controller characteristics The pump slaving module is designed to allow two uni...

Страница 10: ...least a 1 5 hp 1 1kW pump is needed to achieve adequate flow velocity in the loop to purge air and dirt particles from the loop itself Antifreeze solution is used in most areas to prevent freezing All...

Страница 11: ...uously mixed back into the fluid Surges of 50 psi 345 kPa can be used to help purge air pockets by simply shutting off the return valve going into the flush cart reservoir This process dead heads the...

Страница 12: ...seasons and pressures will be higher in the winter months than during the cooling season This fluctuation is normal and should be considered when charging the system initially Unhook the flush cart fr...

Страница 13: ...imum entering loop temperatures drop below 40 F 4 4 C or where piping will be routed through areas subject to freezing antifreeze is needed Alcohols and glycols are commonly used as antifreeze solutio...

Страница 14: ...anol is not recommended because of the unknown denaturants included in the solution and their possible toxicity and damage resulting to polyethylene piping systems Denaturing agents that are petroleum...

Страница 15: ...through both the unit and the loop and flush until fluid is homogenous and mixed It is recommended to run the unit in the heating and cooling mode for 15 20 minutes each to temper the fluid temperatur...

Страница 16: ...ent internal damage to the port Use same gauge and thermometer to determine the differential in pressure and temperature Earth Loop Pressure The earth loop must have a slight positive pressure to oper...

Страница 17: ...6 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Flow Rate Head ft kPa 1 Grundfos 26 99 2 Grundfos 26 99 2 Grundfos 26 116 3 Grundfos 26 99 0 06 0 13 0 19 0 25 0 32 0 38 0 44 0 50 0 57 0 63 0 69 0 76 0 82...

Страница 18: ...e with new pump insuring no foreign material has been introduced and evenly install the four Allen head mounting bolts 5 Place garden hose supply and return on flush ports as shown in Figure 12 and op...

Страница 19: ...to be more forgiving of operator skill Joints are frequently required in difficult trench connections and the smaller socket fusion iron is more mobile Operators will have less of a tendency to cut co...

Страница 20: ...per kW minimum In larger systems 2 5 to 2 7 gpm per ton 2 41 to 2 90 l m per kW is adequate in most cases Selecting pumps to attain exactly 3 gpm per ton 3 23 l m per kW is generally not cost effectiv...

Страница 21: ...uce pressure drop problems In general 2 feet of head 6 kPa pressure drop is allowed for all earth loop fittings which would include 10 12 elbows for inside piping to the Flow Controller This allows a...

Страница 22: ...ails common loop cross sections used in horizontal loops Actual number of circuits used in each trench will vary depending upon property size Use GeoDesigner software to determine the best layout Vert...

Страница 23: ...is not intended for commercial loop design Figure 16 Typical Horizontal Loop Configurations Seal and protect the entry point of all earth coupling entry points into the building using conduit sleeves...

Страница 24: ...when all loops are assembled before backfilling and pipe burial Closed Loop Installation Figure 18 Typical Pond Lake Loop Configurations Building Entry Figure 19 Slab on Grade Entry Detail Figure 20 R...

Страница 25: ...1 40 1 86 7434 0 49 1 19 5946 12 26 82 6 63 14655 9 22 4 23 11702 3 08 2 66 9281 1 63 2 03 8110 0 57 1 30 6486 13 30 84 7 18 15876 10 60 4 58 12677 3 54 2 88 10054 1 87 2 20 8786 0 65 1 41 7027 14 12...

Страница 26: ...9 22 3 87 6287 3 10 2 44 4986 1 64 1 86 4357 0 58 1 19 3485 12 30 94 6 63 8588 10 70 4 23 6858 3 59 2 66 5439 1 91 2 03 4753 0 67 1 30 3801 13 35 51 7 18 9304 12 27 4 58 7430 4 11 2 88 5892 2 18 2 20...

Страница 27: ...2 44 5272 1 62 1 86 4607 0 57 1 19 3685 12 30 46 6 63 9082 10 53 4 23 7252 3 53 2 66 5752 1 87 2 03 5026 0 66 1 30 4020 13 34 97 7 18 9839 12 08 4 58 7857 4 05 2 88 6231 2 15 2 20 5445 0 75 1 41 4355...

Страница 28: ...01 1 47 1 86 6380 0 51 1 19 5103 12 27 90 6 63 12577 9 61 4 23 10043 3 21 2 66 7965 1 70 2 03 6960 0 59 1 30 5567 13 32 07 7 18 13625 11 04 4 58 10880 3 69 2 88 8629 1 95 2 20 7540 0 68 1 41 6031 14 1...

Страница 29: ...5 3 4 6 5 0 2 0 1 6 1 3 2 7 9 1 3 6 1 1 5 0 0 4 6 5 2 8 6 2 8 6 1 3 0 3 9 2 5 6 3 9 4 3 1 9 0 8 3 9 9 5 4 3 1 1 7 1 3 8 8 0 2 2 7 1 7 5 0 8 4 1 7 2 4 8 2 6 8 1 6 2 0 1 3 6 8 3 6 8 3 1 3 3 0 4 4 3 6 3...

Страница 30: ...5 99 3 17 7308 5 79 3 17 8363 10 7 02 3 52 8997 8 09 3 52 5095 7 20 3 52 8115 6 96 3 52 9286 11 8 29 3 87 9892 9 56 3 87 5602 8 51 3 87 8922 8 23 3 87 10210 12 9 65 4 23 10812 11 13 4 23 6123 9 91 4 2...

Страница 31: ..._____________________________________________________________________________________ Permit number _______________ Owner s preference on location of loop __________________________ __________________...

Страница 32: ...ls 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 installed and maintain...

Страница 33: ...33 Flow Controller 3 Rev Febur ary 9 2 0 1 6 Notes...

Страница 34: ...s and do not form the basis of any bargain between the parties but are merely ClimateMaster s opinion or commendation of its products ClimateMaster Inc 2006 97B0015N01 7300 S W 44th Street Oklahoma Ci...

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