Pentair ThermalFlo manual

IMPOR T ANT SAFETY INSTRUCTIONS READ AND FOLLOW ALL INSTRUCTIONS SA VE THESE INSTRUCTIONS Installation and User's Guide ThermalFlo ™ Heat Pump[...]

© 2006 Pentair W ater Pool and Spa, Inc. All rights reserved. This document is subject to change without notice. 1620 Hawkins Ave., Sanford, NC 27330 • (919) 566-8000 10951 West Los Angeles A ve., Moorpark, CA 93021 • (805) 553-5000 T rademarks and Disclaimers .The Pentair W ater Pool and Spa logo, IntelliT ouch and EasyT ouch are registered t[...]

i ThermalFlo Installation and User ’ s Guide Contents Important Safety Precautions .............................................................................................. i i i Section 1: Introduction ..................................................................................................... 1 ThermalFlo Overview ................[...]

ii ThermalFlo Installation and User ’ s Guide Contents, continued Section 3: Operating the ThermalFlo ............................................................................... 15 Initial Start-up Precautions ...................................................................................... 1 5 Operating the C ontroller .................[...]

iii ThermalFlo Installation and User ’ s Guide IMPORTANT SAFETY PRECAUTIONS Codes and Standards The ThermalFlo HP heat pump is listed by ETL as complying with the latest edition of the “UL Standard for Safety for Heating and Cooling Equipment”, UL 1995 and CSA C22.2 No. 236. All Pentair W ater heat pumps must be installed in accordance with t[...]

iv ThermalFlo Installation and User ’ s Guide IMPORTANT SAFETY PRECAUTIONS (continued) Consumer Information and Safety The ThermalFlo series of heat pumps are designed and manufactured to provide many years of safe and reliable service when installed, operated and maintained according to the information in this manual and the installation codes r[...]

v ThermalFlo Installation and User ’ s Guide IMPORTANT SAFETY PRECAUTIONS (continued) Swimming Pool Energy Saving Tips It is important to note that a heat pump will not heat a pool as fast as a large gas or electric pool heater. If the pool water is allowed to cool significantly, it may take several days to return to the desired swimming temperat[...]

vi ThermalFlo Installation and User ’ s Guide IMPORTANT SAFETY PRECAUTIONS (continued) General Installation Information 1. Installation and service must be performed by a qualified installer or service agency , and must conform to all national, state, and local codes. 2. The ThermalFlo heat pump gets electrical power from an external source and p[...]

1 ThermalFlo Installation and User ’ s Guide Section 1 Introduction ThermalFlo Overview The ThermalFlo heat pump gets electrical power from an external source and provides a dual electronic thermostat control system for pool/spa combinations or preheat convenience. ThermalFlo HP heat pumps transfer the heat from the outside air to your pool, prov[...]

2 ThermalFlo Installation and User ’ s Guide General Features • Dual digital thermostats offer precise temperature control to maintain the desired separate water temperatures in pool/spa combinations without overheating or wasting energy . • Long-life corrosion resistant composite cabinet stands up to severe climates and pool chemicals. • H[...]

3 ThermalFlo Installation and User ’ s Guide Section 2 Installation The following general information describes how to install the ThermalFlo heat pump. Note: Before installing this product, read and follow all warning notices and instructions starting on page iii. Installing the ThermalFlo Only a qualified service person should install the Therm[...]

4 ThermalFlo Installation and User ’ s Guide ThermalFlo Heat Pump Dimensions 38.7" A 4.5" 9.25" 1 1.25" 32.0" 30.7" 18.0" 6.5" .5" PRODUCT SPEC LABEL PART N UMBE R SERIAL NO. CONTAINER ID ETL LISTED CONFORMS TO UL STD 1995 3044065 CERTIFIED TO CAN/CSA STD C2 2.2 NO. 236 C US ThermalFlo™ HP WATER PRES[...]

5 ThermalFlo Installation and User ’ s Guide Clearances All criteria given in the following sections reflect minimum clearances. However , each installation must also be evaluated, taking into account the prevailing local conditions such as proximity and height of walls, and proximity to public access areas. The heat pump must be placed to provid[...]

6 ThermalFlo Installation and User ’ s Guide HEA T PUMP CLAMPS HEA T PUMP CLAMPS Figure 4. Drainage and Condensation Condensation will occur from the evaporator coil while the unit is running and drain at a steady rate, usually three to five gallons per hour , depending upon ambient air temperature and humidity . The more humid the ambient condit[...]

7 ThermalFlo Installation and User ’ s Guide HEA T PUMP ANCHOR CLAMP AIR COIL GUARD AIR COIL BOL T ANCHOR (installer provided) HEA T PUMP BASE 1-3/8" HEX BOL T (installer provided) CONCRETE EQUIPMENT P AD Figure 5. POOL HEA TER CHEMICAL LOOP 2 LB. CHEMICAL RESIST ANT CHECK V AL VE CHEMICAL FEEDER TO POOL OR SP A POOL PUMP FROM POOL OR SP A M[...]

8 ThermalFlo Installation and User ’ s Guide W ater Connections at the Heat Pump T wo inch Quick Connect fittings have been installed on the water inlet and outlet connections, see Figure 7. Filtered cool water is plumbed to the inlet, located on the right side of the heat pump front panel. Heated water flows through the outlet, located on the le[...]

9 ThermalFlo Installation and User ’ s Guide Multiple Unit Installation Heat Pump, Heater and/or Solar Combination In certain regions of the country it may be more economical to run a heat pump during the warmer months and a gas heater during the cooler months. In some situations it may be desirable to run the heat pump in the “Chiller” mode,[...]

10 ThermalFlo Installation and User ’ s Guide Multiple Heat Pump Connections All plumbing on multiple heat pump installations must be done in parallel see Figures 9 and 10. An equal flow of water to each heat pump is important for optimum operation. NOTE: It may be necessary to adjust water pressure switch if a unit is installed below the water l[...]

11 ThermalFlo Installation and User ’ s Guide Electrical Connections W ARNING — Risk of electrical shock or electrocution. This heat pump contains wiring that carries high voltage. Contact with these wires could result in death or serious injury to pool or spa users, installers, or others due to electrical shock, and may also cause damage to pr[...]

12 ThermalFlo Installation and User ’ s Guide Wiring Diagram 4730 73 Con tact or Comp re ssor Incoming 220 VAC Power Connecti on R C S REMO TE 10K Thermistor 1 2 3 4 5 6 Capa citor NC NO Fan Relay COM Fan Gre en Water Pres Sw Lo Re f Pres Sw Hi R e f Pr es Sw 460812, 46081 3, 46081 4, 46081 5, 46082 2, 46080 4 TBL TBR Optional Reversing Valve on [...]

13 ThermalFlo Installation and User ’ s Guide Relay Remote Controls Electrical wiring must be in accordance with the latest edition of the NEC (NFP A 70) in the United States and CEC (CSA 22.1) in Canada, unless local code requirements indicate otherwise. T o connect remote control equipment to the heat pump, perform the following steps: 1. Turn [...]

14 ThermalFlo Installation and User ’ s Guide Connecting the ThermalFlo to the IntelliT ouch ® or EasyT ouch ® Load Center T o connect the ThermalFlo cable to the Personality Board in the IntelliT ouch or EasyT ouch Load Center: 1. Turn of f the main system power before making any connections. 2. Unlatch the front door spring latche(s), and ope[...]

15 ThermalFlo Installation and User ’ s Guide Section 3 Operating ThermalFlo This section describes how to operate the ThermalFlo heat pump. Initial Start-up Precautions CAUTION — Do not use this heat pump if any part has been under water . Immediately call a qualified service technician to inspect the heater and replace any part of the control[...]

16 ThermalFlo Installation and User ’ s Guide Operating the Controller An advanced microprocessor based controller that provides a sophisticated yet simple interface to operate your heat pump for maximum efficiency and enjoyment of your pool, controls the ThermalFlo HP heat pump. It will control incoming water temperature between a minimum of 60?[...]

17 ThermalFlo Installation and User ’ s Guide Indicator Lights / LEDs Nine lights can be seen from the front of the control panel. Five are system indicators and four are mode indicators. These lights help the operator and service person understand the operation of the heat pump and aid in troubleshooting problems. System Indicator LEDs 1. WATER [...]

18 ThermalFlo Installation and User ’ s Guide Operation T emperature Setting The heat pump comes factory set at 78º F . for POOL mode and 100º F . for SP A mode. Start by selecting either the POOL or SP A mode to turn the heater on, then using the “ Up ” and “ Down ” arrows, you can set the thermostat anywhere between a minimum temperat[...]

19 ThermalFlo Installation and User ’ s Guide T roubleshooting The control panel contains a three digit LED display . These LEDs display temperatures, lock out status and error codes. The error codes are listed below: E D O CE M A NE S U A C 1 0 E e r u s s e r P t n a r e g i r f e R w o L. 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[...]

20 ThermalFlo Installation and User ’ s Guide W ater Pressure Switch Adjustment CAUTION — The water pressure switch should be adjusted to turn the heater off when the pump is off. Setting the switch to close at too low of a flow can damage the appliance. Adjust the switch to turn the heater off, not on. The pressure switch is preset at the fact[...]

21 ThermalFlo Installation and User ’ s Guide Section 4 General Maintenance W ater Chemistry Proper chemical balances are necessary for sanitary bathing conditions as well as ensuring your heat pump’ s long life. Be sure to keep your chemical and mineral concentration levels within the values indicated in T able 1. Failure to maintain proper wa[...]

22 ThermalFlo Installation and User ’ s Guide Spring Start-Up If your heat pump has been winterized, perform the following steps when starting the system in the Spring: 1. Uncover the heat pump and inspect the top and sides for any debris or structural problems. 2. Connect the water inlet and outlet unions located on the lower front panel of the [...]

23 ThermalFlo Installation and User ’ s Guide Professional Maintenance and Service The Pentair ThermalFlo Heat Pump is one of the most efficient ways to heat a pool or spa. The heat pump transfers heat from the outside air to the pool or spa water by means of an internal heat exchanger . When the fan is turned on, warm air is drawn through the R4[...]

24 ThermalFlo Installation and User ’ s Guide[...]

25 ThermalFlo Installation and User ’ s Guide Section 5 T roubleshooting Use the following troubleshooting information to resolve possible problems with your ThermalFlo heat pump. W ARNING — RISK OF ELECTRICAL SHOCK OR ELECTROCUTION. Improperly installation will create an electrical hazard which could result in death or serious injury to pool u[...]

26 ThermalFlo Installation and User ’ s Guide Remote, Pool or Spa light ON. Water Pressure light ON. Thermostat light OFF . EO1 Error Unit will not run. Remote, Pool or Spa light ON. Water Pressure light ON. Thermostat light ON. Unit is cycling on & off. Remote, Pool or Spa light ON. Water Pressure light ON. Thermostat light ON. Fan is not tu[...]

27 ThermalFlo Installation and User ’ s Guide Compressor will not start. Fan comes on, compressor attempts to start but unit shuts all the way off (and or circuit breaker trips). Water running from the bottom of the heater when it is running. OR The heater seems to have a water leak. Heat pump does not run and control board display shows HIGH REF[...]

28 ThermalFlo Installation and User ’ s Guide Section 6 Replacement Parts Illustrated Parts DET AIL A SEE DET AIL A[...]

29 ThermalFlo Installation and User ’ s Guide Replacement Parts List Item No. Part No. Part Description 1 4704 39 NUT , 10-32 SS ACORN 2 473368 GUARD, F A N 3 4704 41 F ASTENER KIT , F AN GUARD (1 SET) 4 470289 MOTOR & ACORN NUT KIT , F A N 5 473 285 NUT , 1/4-20 SS ACORN 6 473134 TOP 7 470 159 SCREW , #10 X .75" P AN HEAD PHILLIPS, ALMO[...]

30 ThermalFlo Installation and User ’ s Guide Notes[...]

TF[...]

P/N 473426 Rev . C 10/19/06[...]