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IMPORTANT SAFETY INSTRUCTIONS

READ AND FOLLOW ALL INSTRUCTIONS

SAVE THESE INSTRUCTIONS

Installation

and

User's Guide

ThermalFlo

Heat Pump

Summary of Contents for ThermalFlo

Page 1: ...IMPORTANT SAFETY INSTRUCTIONS READ AND FOLLOW ALL INSTRUCTIONS SAVE THESE INSTRUCTIONS Installation and User s Guide ThermalFlo Heat Pump ...

Page 2: ...r Water Pool and Spa Inc disclaims any proprietary interest in trademarks and trade names other than its own P N 473426 Rev B 3 20 06 Customer Service If you have questions about ordering Pentair Water Pool and Spa replacement parts and pool products please use the following contact information Customer Service 8 A M to 5 P M Eastern and Pacific Times Phone 800 831 7133 Fax 800 284 4151 Technical ...

Page 3: ...Roof Run off 5 Equipment Pad 5 Drainage and Condensation 6 Lawn Sprinklers 6 Anchor Clamp Installation 6 Water Connections 7 Standard Plumbing 7 Water Connections Quick Connect 8 Check Valve Installation 8 Automatic Flow Control Valve 8 Multiple Unit Installation 9 Heat Pump Heater Combination 9 Multiple Heat Pump Connections 10 Electrical Connections 11 General Information 11 Main Power 11 Bondin...

Page 4: ...r Buttons 18 Temperature Setting 18 Mode Selection Buttons 18 Auto Heat Cool Mode 18 Keypad Lockout 18 Troubleshooting the Controller 19 Controller Error Codes 19 Water Pressure Switch Adjustment 20 Section 4 General Maintenance 21 Water Chemistry 21 Winterizing 21 Spring Start Up 22 Inspection and Service 22 Owner Inspection 22 Professional Maintenance and Service 23 Section 5 Troubleshooting 25 ...

Page 5: ...tions inside this guide WARNING To reduce the risk of injury do not permit children to use this product unless they are closely supervised at all times WARNING For units intended for use in other than single family dwellings a clearly labeled emergency switch shall be provided as part of the installation The switch shall be readily accessible to the occupants and shall be installed at least 5 feet...

Page 6: ... drowsiness which could lead to unconsciousness and subsequently result in drowning 3 Pregnant women beware Soaking in water above 100 F 38 C can cause fetal damage during the first three months of pregnancy resulting in the birth of a brain damaged or deformed child Pregnant women should stick to the 100 F 38 C maximum rule 4 Before entering the spa or hot tub the user should check the water temp...

Page 7: ...g comfort 1 The American Red Cross recommends a maximum water temperature of 78 F 25 C Use an accurate pool thermometer A difference of 4 F 2 C between 78 F and 82 F 26 C and 28 C will significantly increase energy consumption 2 Carefully monitor the water temperature of your pool in the summertime You can reduce heat pump usage due to warmer air temperatures 3 During the winter or when on vacatio...

Page 8: ... 2 PVC Unions included Flow Rate Maximum 125 gpm 475 lpm Minimum 30 gpm 110 lpm Maximum Working Water Pressure 50 psi Electrical Supply Voltage Requirements 1 Phase 208 230 VAC 60Hz Requirements 1 Phase HP 500 50 A HP 700 50 A HP 900 60 A HP 1200 60 A HP 1200R 60 A Warranty Information The ThermalFlo heat pump is sold with a limited factory warranty Details are specified on the warranty card Make ...

Page 9: ...cheaters ThermalFloHPheatpumps operateupto80 less savingyouhundredsofdollarsinenergycostseachyear Ourheatpumpsarenotonly highly efficient they re also clean and safe to operate ThermalFlo HP heat pumps are ETL listed pool heat pumpsusingR410 A theenvironmentallysafeandcleanrefrigerant Thenon pollutingThermalFloHPHeatPumpissoenergyefficient itwillkeepyourpoolcomfortablywarm for far less than gas or...

Page 10: ...fficient durable and quiet compressor available Self diagnostic control panel monitors and troubleshoots heat pump operations to ensure safe dependable operation Cupronickel heat exchanger resists external corrosion and heat loss Each unit undergoes a finishing process to ensure corrosion resistance and long life Elevated base pan for positive drainage of condensation 2 inch plumbing connections f...

Page 11: ...ndaretobesuppliedbytheinstallerforallheatpumpinstallations 1 Plumbingconnections 2inch 2 Levelsurfaceforproperdrainage 3 Suitableelectricalsupplyline Seeratingplateonunitforelectricalspecifications Ajunctionboxisnot neededattheheatpump connectionsaremadeinsideoftheheatpumpelectricalcompartment Conduit maybeattacheddirectlytotheheatpumpjacket 4 Electriccutoutswitchthatwillinterruptallpowertotheunit...

Page 12: ...nandclearances Seepages4 5 Properelectricalwiring Seepagesviand11 13 Adequatewaterflow Seepagevi Thismanualprovidestheinformationneededtomeettheserequirements Reviewallapplicationandinstallation procedurescompletelybeforecontinuingtheinstallation Location CAUTION When pool equipment is located below the pool surface a leak from any component can cause large scale water loss or flooding Pentair Wat...

Page 13: ...mofthree 3 metersfrompoolwater Roof Run off Make sure the heat pump is not located where large amounts of water may run off from a roof into the unit Sharp sloping roofs without gutters will allow massive amounts of rain water mixed with debris from the roof to be forced through the unit see Figure 2 A gutter or down spout may be needed to protect the heat pump Equipment Pad Place the heat pump on...

Page 14: ...ates Thesecontaminateswillleaveabuildupontheevaporator coils and electronics causing corrosion and hamper the efficiency If you are located within 15 miles of the coast salt may also be in the well water Anchor Clamp s Installation In Florida building codes require that the heat pump be anchored to the equipment pad or platform to withstand high wind pressures created during hurricanes This heat p...

Page 15: ...alve Chemical Loop Chlorinator Pool NOTE For normal installations do not install a shut off valve or any kind of variable restriction in the water piping between the heat pump outlet and the pool spa The heat pump must be protected from back siphoning of water If there is any chance of back siphoning provide a check valve between the pool and the heat pump outlet Arrangement of pool system compone...

Page 16: ...nt water balance and where chemicals are added are very important aspects of the installation Failure to protect the heat pump unit from chemical damage is not covered under the warranty When an automatic chemical feeder is installed in the plumbing it must be installed downstream of the heat pump A check valve must be installed between the heat pump and the chemical feeder to prevent back siphoni...

Page 17: ...cooler months The Pentair Water heat pump may be used in conjunction with a gas or electric heater or any combination of heatsourcesincludingsolar Allheatsourcesmustbeplumbedinseriestoworkcorrectlyandefficiently Arecommendedplumbinglayoutforaheatpump heater solarcombinationheatingsystemforapool spa combinationisshowninFigure8 Yoursystemmaynotcontainallofthesecomponents butthebasicplumbing willappl...

Page 18: ...2 past end heater inlet for hydraulic balancing Extend12 past end heater inlet for hydraulic balancing Pool Pump Flow Meter Minimum 2 PVC Pipe 2 PVC Pipe Flow Meter To Pool OPTIONAL 2 Check Valve Bypass Check Valves are optional on heater inlets but will help system balancing 24 Figure 9 Two Heat Pump Plumbing Layout 24 inches min clearance around evap Extend12 past end heater inlet for hydraulic ...

Page 19: ...wingistheproceduretowiretheThermalFloHPtotheelectricalsource Be sure the power to the circuit for the heat pump is turned off 1 Remove the front left panel of the heat pump cabinet you do not need to remove the torque head screw at the top left corner 2 Removetheservicepaneltotheheatpumpelectricalcompartment frontleftcornerofunit 3 Electricalsupplylinesmustberunthroughwatertightconduit Runthewires...

Page 20: ...60815 set to C for 460804 and set to AU for 460822 on back of circuit board Transformer 24 VAC 208 VAC COM 240 VAC 1 2 3 4 5 6 7 8 WHITE WHITE WHITE WHITE BLUE YELLOW BLUE YELLOW WHITE WHITE BLACK RED BLACK RED RED RED BLACK BLACK PURPLE RED BLACK BLACK RED PURPLE 50 mf 7 5 mf PURPLE BLACK BLACK WHITE PURPLE BLUE BLUE YELLOW PURPLE ORANGE BLACK BROWN PINK BROWN TAN BROWN BLACK Red RED BROWN BLACK ...

Page 21: ...e electricalcompartmentandrotatethebezeldownward ThiswillallowyoutoaccesstheRemoteterminals onthebackofthe ThermalFloHPcontrolboardfortheremotecontrolinstallation 4 Runthewiresfromthepool sparemotecontrolsystemintotheupperelectricalcompartment 5 Connectthewiringfromthepool sparemotecontrolsystemtotheheatpumpremotecontrolterminalsusing in FastOn connectorsasshowninthefigurebelow 6 Rotatethebezelbac...

Page 22: ...ad Center 5 Route the cable up through the low voltage raceway located on the left of the Load Center to the Personality Board see Figure 13 6 Insert the ThermalFlo cable plug onto the gas heater terminal connector located on the left side of the Personality Board 7 If the heat pump is used in conjunction with a gas heater use a 52043 Dual Heater Relay Kit Plug the heat pump relay connector onto t...

Page 23: ...ing delay time in minutes and hundredths of a minute Be sure that there is water in the pool and that the surface level is above the skimmer or other inlets of the pool s filter system The pool pump must be on and water flowing through the heat pump for it to operate With any new pool or spa installation operate the filter pump with the heat pump off long enough to completely clean the water This ...

Page 24: ...ne by simply pressing the appropriate Up or Down arrowuntilthedisplayreadsthedesiredtemperature Thedisplayreturnstocurrentwatertemperature whensetpointadjustmentiscomplete Todisplaythecurrentsetpoint simplytouchtheappropriate Up or Down arrow Thedisplaywillmomentarily display the current setpoint Note that the POOL LED must be on to display or adjust the pool setpoint and the SPA LED must be on to...

Page 25: ...uredforcooling 5 AUTO HEAT COOL On when switch SW1 located on the back of the controller board is in the AU position This indicates that the heat pump can operate as a heater and a cooler OnlyusedonModelHP1200R Mode Indicator LEDs 1 REMOTELED Onwhenthecontrollerisbeingcontrolledbythethreeremoteterminalsontheback ofthecontrolboard SPA COMandPOOL WhenusingREMOTEmode thelocalsetpointsshould be outsid...

Page 26: ...emperatureatthespasetpoint 4 POWER MODEbutton Ontheheatonlyandcoolonlyheatpumpmodels thePOWER MODEbutton turnsofftheheatpump ModelsHP500 HP700 HP900 HP1200andHP1200C Onautoheatand cool units Model HP 1200R the POWER MODE button switches the heat pump between OFF HEATING COOLINGandAUTO HEATING COOLconfigurations Auto Heat Cool Mode Applicable to Model HP 1200R ThermalFlo heat pumps only TheModelHP1...

Page 27: ...P t n a r e g i r f e R h g i H n e p o h c t i w s e r u s s e r p t n a r e g i r f e r h g i H 3 0 E r o r r E e t o m e R y l s u o e n a t l u m i s n o s t u p n i e t o m e r a p S d n a l o o P 4 0 E t l u a F h c t i w S e t a n i m r e t e d n i n o i t i s o p 1 W S r r E r o r r E r o t s i m r e h T d e t r o h s r o n e p o g n i d a e r r o s n e s e r u t a r e p m e T O L w o L e ...

Page 28: ...y be sure to check that the system flow is above the minimum requirement of 30 gpm after the direction fitting or elbow has been installed Make sure the pool filter is clean before making any pressure switch adjustment A dirty filter will restrict the water flow and the pressure switch cannot be adjusted properly To adjust the pressure switch 1 Besurethatallvalvesinthesystemaresettoallowwaterflowt...

Page 29: ... f n e k a t s l e v e l n o i t a r t n e c n o C e t u t i t s n I l o o P d n a a p S l a n o i t a N I P S N y b d e h s i l b u p Table 1 Optimal Water Chemistry Ranges NOTE For spas it is also necessary to perform water changes in addition to chemical treatment It is recommendedtochangethespawaterevery60daysforlightusageandevery30daysifusageisheavy Winterizing CAUTION Failure to winterize co...

Page 30: ...deflector ifneeded 5 Iftheunitisinstalledunderaverysharproofpitchorunderaroofwithoutagutter agutterordivertershould befittedtopreventexcessivewaterfrompouringdownintotheunit 6 Do not use this heat pump if any part has been under water Immediately call a qualified professional techniciantoinspecttheheatpumpandreplaceanypartofthecontrolsystemwhichhasbeensubmerged Theheatpumpwillproducecondensation w...

Page 31: ...ciprocatingcompressor whichincreasesthe pressureandrefrigeranttemperature Thehotrefrigerantgasentersthewatertogasheatexchangerwherethe water is heated and returned to the pool During this heat exchange process the refrigerant is cooled and returned to the air coil and the cycle repeats NOTE Themaximumheatoutputandefficiencyofaheatpumpisdependentuponthequalityandperformance of the major components ...

Page 32: ...24 ThermalFlo Installation and User s Guide ...

Page 33: ...ure Low water flow through heater Dirty or worn filters or clogged lint traps Clogged filter pump impeller Improper plumbing valve settings Suction leak allowing air into the water flow Internal water pressure switch failure Thermostat is not set higher than the pool spa water temperature The water temperature has reached the current setting The thermostat is malfunctioning Thepool spaselectswitch...

Page 34: ...debris Your spa thermometer is not reading the correct temperature Air blower is running Venturi air inlets are open It is very cold outside Spa pump is not running Low or restricted water flow through heater Dirtyorwornfiltersorcloggedlinttraps Clogged filter pump impeller Improper plumbing valve settings Suction leak allowing air into the water flow It is cold outside Pool pump timer is not set ...

Page 35: ...iltering system and or replace filter element Inspect clean pump impeller Adjust all plumbing valves Repair suction air leaks grease pump lid o ring Replace filter Have a licensed electrician check the power supply voltage and wire size Checkstartcapacitor Callyourinstallerforadvice Call the factory for advice Shut the heater off for several hours but leave the pool water pump running Allow enough...

Page 36: ...28 ThermalFlo Installation and User s Guide Section 6 Replacement Parts Illustrated Parts DETAIL A SEE DETAILA ...

Page 37: ...THERMISTOR 19 071406 NUT 1 4 20 HEX SS 20 472125 SWITCH WATER PRESSURE 21 470137 BRACKET TIE DOWN 22 473381 UNION 2 PVC 23 473320 MANIFOLD WATER BYPASS W HARTFORD LOOP MODEL 700 900 1200 1200R 1200C 23 473424 MANIFOLD WATER BYPASS W HARTFORD LOOP MODEL 500 24 473294 BOLT 5 16 18 x 1 75 SS 25 473026 COMPRESSOR ISOLATION KIT GROMMET SPACER 1 SET 26 473412 PANEL FRONT RIGHT MODEL 500 700 26 473431 PA...

Page 38: ...30 ThermalFlo Installation and User s Guide Notes ...

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Page 40: ...P N 473426 Rev B 3 20 06 ...

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