Aquacal Leisure Temp LT55 Heat Pump Installation Manual | Guidessimo.com (2024)

1, Aquacal Leisure Temp LT55 Installation Manual LTP0131 REV 1.05- (project rel 7.02) Important Read this document before operating / installing this product …

3, Table of Contents Contacts 1 Safety Instructions 1 1 - Installation 3 1.1 Positioning Equipment 4 1.2 Clearances 5 1.3 Dimensions 6 1.4 Plumbing 8 1.4.a Plumbing Requirements 8 1.4.b Plumbing Diagrams 9 1.4.c Water Connections to Heat Pump 11 1.4.d In-Line Chlorine Feeders 13 1.4.e Water Flow Rates 13 1.4.f Adjusting Wate…

4, Page - 1 Contacts For further assistance, please contact the installing dealer of this product. To better assist you, please have the heat pump model and serial number available. l See "Identifying Model Specifications" on page65. Product Information: Website https://therecreationalwarehouse.com/ Service I…

5, Page - 2 WARNING Failure to heed the following may result in injury or death. l Installation and repairs must be performed by a qualified technician. l The heat pump contains refrigerant under pressure. Repairs to the refrigerant circuit must not be attempted by untrained and/or unqualified individuals. Service must be performed onl…

6, Aquacal Leisure Temp LT55 Page - 3 1 - Installation WARNING Failure to heed the following may result in injury or death. l Installation of this equipment by anyone other than a qualified installer can result in a safety hazard. l The information contained throughout the "Installation" section is intended for use by qualified installation tech…

7, Page - 4 1.1 Positioning Equipment NOTICE Failure to heed the following may result in damage to equipment. l Do not install equipment inside of a building. Outdoor Use Only Do not install equipment inside of a room or building. l Heat Pumps require unobstructed airflow for proper operation. Heat Pumps should never be instal…

8, Page - 5 1.2 Clearances l Proper air circulation is required for the heat pump to operate efficiently. The following diagrams show the minimum clearances required for the proper operation of the heat pump. l Avoid storing chemical containers near the heat pump. The chemicals can cause equipment damage. l Avoid placing objects near o…

11, Page - 8 (Leisure Temp LT1000) 1.4 Plumbing 1.4.a Plumbing Requirements NOTICE Failure to heed the following may result in damage to equipment. l Do not use glue on the threaded portion of the equipment’s unions. A glued-in-place union will prevent the equipment from being properly winterized. l The heat pump must rece…

12, Page - 9 1.4.b Plumbing Diagrams Plumbing diagrams are provided in this section as a planning guide to the sequence of equipment, valves, and fittings. l The basic plumbing configurations for typical installations are shown. l If the installation does not closely follow any of the supplied plumbing diagrams, Leisure Temp Techn…

13, Page - 10 Heat Pump with Spillover Spa (One filter Pump) Heat Pump with Spillover Spa (Two filter Pumps) Heat Pump with Solar Panels in Plumbing Circuit 1 - Installation …

14, Page - 11 Heat Pump with Gas Heater backup Multiple Air Source Heat Pumps 1.4.c Water Connections to Heat Pump l Heat Pump union sizes are specified on diagrams. l Connections to site plumbing are made via PVC solvent cement to the female slip socket of the plumbing unions. NOTICE Failure to heed the following may result in damage to equipme…

15, Page - 12 Leisure Temp LT55 (Leisure Temp LT400 and LT600) (Leisure Temp LT700, LT800 and LT1000) 1 - Installation …

16, Page - 13 1.4.d In-Line Chlorine Feeders Place in-line chlorinators downstream from the heat pump and as low in elevation as possible. l If an erosion type feeder is used, it is recommended that a Hartford Loop be installed to protect internal heat pump components. l A Hartford Loop is not necessary with a Salt Chlorine Generator. Heat Pump with Har…

17, Page - 14 flow rates. This requires the filter to be cleaned or back-washed. l Keep baskets free of debris. A large quantity of debris in the pump and skimmer baskets can reduce water flow. l Check for improper valve settings. A partially closed valve after the filter, or a full-open bypass around the heat pump, will cause insufficient water flow through t…

18, Aquacal Leisure Temp LT55 Page - 15 1.4.f Adjusting Water Flow Using ΔT (Delta-T) The Delta-T is the temperature difference between the water temperatures entering and leaving the heat pump. The equipment can be fine-tuned for maximum performance by balancing water flow rates to maintain an ideal ∆T. The adjustment procedure must be completed with the unit in he…

19, Aquacal Leisure Temp LT55 Page - 16 MODEL TEMPERATURE LT700 3° to 7° F (1.7° C to 3.9° C) LT800 3° to 7° F (1.7° C to 3.9° C) LT1000 3° to 7° F (1.7° C to 3.9° C) Table 1 - Temperature Chart PLEASE NOTE - l Temperature differences are based on pool water temperatures of 69° to 75° F. (20.5° to 23.8° C) l For water temperatures outside this range, contact Leisur…

20, Aquacal Leisure Temp LT55 Page - 17 l If the heat pump continues to operate after a water pressure switch adjustment, deactivate equipment and perform additional troubleshooting. 1. Remove heat pump access panel. 2. Locate the water pressure switch. It will be outside and along the bottom edge of the electrical enclosure. The exact location varies by model. 3. A…

21, Page - 18 Electrical Standards Standards Title NFPA 70, Nat'l Elec. Code 2017 The electrical installation must conform to the current version of the National Electric Code (NEC), and all applicable local and state codes IEC 60335-1 Household and similar electrical appliances - Safety - General Requirements IEC 60335-2 Hous…

22, Page - 19 1.5.b Incoming Power Access Holes (Leisure Temp LT55) (Leisure Temp LT400 and LT600) (Leisure Temp LT700, LT800, LT1000) 1 - Installation …

23, Aquacal Leisure Temp LT55 Page - 20 1.5.c Access Panels DANGER Failure to heed the following will result in injury or death. l Deactivate power while routing wiring to control board. l Follow all National Electric Codes (NEC) and/or State and Local guidelines. (Leisure Temp LT55) (Leisure Temp LT400 and LT600) (Leisure Temp LT700, LT800, and LT1000) 1 - Installation…

24, Aquacal Leisure Temp LT55 Page - 21 1.5.d Verifying Transformer Setting Transformer voltage must be confirmed and set correctly depending on the measured voltage found on the site. Incorrect settings may cause heat pump damage. The following procedure will allow the installer to set the heat pump's transformer for the appropriate site voltage. DANGER Failure to he…

25, Page - 22 1.6 External Equipment 1.6.a Connecting a Call Flex To support a direct connection to a call flex accessory, Leisure Temp heat pumps are equipped with optional terminal blocks on the microprocessor. The microprocessor is located on the low-voltage side of the electrical enclosure. The call flex accessory can overri…

27, Page - 24 1.6.b Connecting External Controllers to Heat Pump To support a direct connection to an external controller, Leisure Temp heat pumps are equipped with optional removable terminal blocks on the microprocessor. The microprocessor is located on the low-voltage side of the electrical enclosure. DANGER Failure to hee…

28, Page - 25 b.1 Connecting Smart Bus Controllers External Controller Communication Port Wire Connections 1. Deactivate power to heat pump and external controller. 2. Remove electrical access panels on the heat pump and external controller. 3. Route 22-gauge, 2-conductor, low-voltage wires from the external controller communication port (com port) to the …

29, Page - 26 5. If dip-switch settings are required, configure them on the external controller now. DANGER Failure to heed the following will result in injury or death. l Deactivate power to the external controller while setting dip-switches Example - Jandy AquaLink ® : This external controller has dip switches. Confirm they are properly positioned to operate…

31, Aquacal Leisure Temp LT55 Page - 28 10. If after 45 seconds, the heat pump displays a "SMART COMM FAULT": A. Confirm dip switches - If external controller uses dip switches, confirm switches are in the correct position. Otherwise, proceed to confirm wiring. a. Deactivate power to the external controller. b. Remove access panel on external c…

32, Aquacal Leisure Temp LT55 Page - 29 Figure 4 1. Deactivate power to heat pump. 2. Remove heat pump electrical access panel. 3. Route 22-gauge (minimum), 2-conductor, low-voltage wires from the controller to the low voltage side of the heat pump's electrical enclosure. Follow all National Electric Codes (NEC) unless State or Local guidelines sup…

34, Aquacal Leisure Temp LT55 Page - 31 1.6.c Connecting Gas Backup Heater to Heat Pump To support a direct connection to a gas backup heater, Leisure Temp heat pumps are equipped with optional terminal blocks on the microprocessor. The microprocessor is located on the low-voltage side of the electrical enclosure. PLEASE NOTE - If the heat pump is connected and using …

35, Page - 32 Gas Heater's Pool and Common Connection Figure 5 Gas Heater's Fireman Switch Figure 6 If the Gas Heater requires a fireman (cool down) switch, it is the installer's responsibility to ensure this requirement is met. Failure to follow the manufacturer's installation requirements may result in damage to the gas heater…

36, Aquacal Leisure Temp LT55 Page - 33 Configure for 24-Hour Mode Enter "Installer Menus", then proceed 1 - Installation …

37, Page - 34 Configure for Scheduled Mode Enter "Installer Menus", then proceed 1 - Installation …

39, Page - 36 1.6.d Connecting Multiple Heat Pumps (Master / Slaved) Up to 16 heat pumps can be connected and controlled from a primary heat pump. There are two reasons for using a multiple heat pump configuration: 1. Controlling multiple heat pumps from one location; the master heat pump. 2. Preventing heat pumps from starting up at the same …

40, Aquacal Leisure Temp LT55 Page - 37 7. Connect any additional heat pumps as indicated, doubling up the wires as shown. See Figure 9. Confirm the same color wires connect to the same wires on each heat pump ("Y" to "Y" and "B" to "B"). Up to 16 heat pumps can be controlled by one heat pump. 8. Label the heat pumps appropriately as a master un…

42, Page - 39 Slaved (Secondary) Heat Pumps Go to the next connected heat pump and configure it as a slaved unit with a heat pump address of "01". Each additionally connected heat pump will require a unique heat pump address ("02", "03", etc.) Enter "Installer Menus", then proceed 1 - Installation …

44, Aquacal Leisure Temp LT55 Page - 41 1.6.e Connecting a Pool/Spa Switching Relay A direct connection to an external flow relay switch has been provided on the terminal microprocessor. A pool/spa relay switch will automatically change between the pool and spa thermostat depending on the position of the plumbing valves. l When water flows to the pool, the pool the…

45, Aquacal Leisure Temp LT55 Page - 42 Connecting Switch Dry Contact Connection Points to the Microprocessor 1. Deactivate power to heat pump. 2. Plumb the switch as indicated in accessories installation instructions. 3. Remove heat pump electrical access panel. 4. Using two of the three wires from the installed switch, route wires to the low voltage side of the electrical enclosure. …

47, Page - 44 1.7 Program Heat Pump for the Customer 1.7.a Setting Date and Time Set the heat pump's time and date using the following steps. 1 - Installation …

48, Aquacal Leisure Temp LT55 Page - 45 1.7.b Setting Time and Date Format The heat pump's time and date format can be customized. Customize Time The time can be displayed in 24-hour military time (the default display is 12 hour). Enter "Installer Menus", then proceed 1 - Installation …

49, Page - 46 Customize Date The date can be displayed as Day-Month-Year (the default is Month-Day-Year). Enter "Installer Menus", then proceed 1 - Installation …

51, Page - 48 1.7.c Selecting Celsius or Fahrenheit Set the water temperature to show in either Fahrenheit (default)or Celsius. Enter "Installer Menus", then proceed 1 - Installation …

52, Aquacal Leisure Temp LT55 Page - 49 1.7.d Setting Entry Code Option The entry code feature can prevent unauthorized temperature adjustments. This feature initiates after the heat pump goes into the sleep mode for the first time. NOTICE Failure to heed the following may result in damage to equipment. l Before enabling the entry code feature, be sure to record the code. If lost, the…

54, Page - 51 1.7.e Using Entry Code to Access Heat Pump If a user entry code has been enabled in the user menu, an entry code will be required to access heat pump options. PLEASE NOTE - l If the entry code has been misplaced, the heat pump will need to be reset to factory defaults. l After three minutes of inactivity, the heat pump's sleep mode will acti…

56, Aquacal Leisure Temp LT55 Page - 53 1.8 Cleaning Equipment After Installation Installer - If you need to clean the equipment after installation, please use the following guidelines. WARNING Failure to heed the following may result in injury or death. l Possible electric shock hazard - Deactivate power to all electrical devices on the pad when washing …

57, Page - 54 Polishing 1. Polish the heat pump's cabinet panels using an approved polishing agent and following the manufacturer’s instructions. Do not use chemicals on the display panel. 2. Rinse the heat pump panels with fresh water, wipe, and buff panels using a dry soft cloth. 3. Allow heat pump interior and surrounding equipment to "…

58, Page - 55 2 - Troubleshooting IN THIS SECTION: Fault Codes AIR TEMP SENSOR OPEN or AIR TEMP SENSOR SHORT 56 CLOCK LOW BATTERY 56 DEFROST1 SENSOR OPEN or DEFROST2 SENSOR OPEN 56 DEFROST1 SENSOR SHORT or DEFROST2 SENSOR SHORT 57 ERROR AT MASTER UNIT 57 HIGH PRESSURE FAULT 57 HIGH WATER TEMPERATURE 57 HP5 SYSTEM LOCKOUT 58 LOW PRESSU…

59, Page - 56 2.1 Fault Codes A fault code indicates a specific issue or condition that will require action before the equipment can resume operating. Please perform the following troubleshooting. If the issue reoccurs, please contact Leisure Temp. See "Contacts" on page1. DANGER Failure to heed the following will result in injury or death. l D…

60, Page - 57 DEFROST1 SENSOR SHORT or DEFROST2 SENSOR SHORT ISSUE Shorted defrost sensor. RESOLUTION A qualified technician should replace the defrost sensor. ERROR AT MASTER UNIT ISSUE The heat pump is slaved to a master heat pump that is displaying a fault code. RESOLUTION The error at the master heat pump must be corrected before the sl…

61, Page - 58 HP5 SYSTEM LOCKOUT ISSUE The heat pump has locked due to five high-pressure faults during one call for heating . RESOLUTION 1. Deactivate then reactivate power to the heat pump to clear error. 2. Troubleshoot the high-pressure issue causing the error. l See "HIGH PRESSURE FAULT" on the previous page. LOW PRESSURE FAULT IS…

62, Aquacal Leisure Temp LT55 Page - 59 OTA SYSTEM LOCKOUT ISSUE A malfunction has occurred that could allow the water temperature to surpass a safe level. An installed "Over Temperature Alarm" kit has disabled the system. l See "Available Accessories" on page67 for more information. RESOLUTION Call for service. SMART COMM FAULT I…

63, Page - 60 Blank Display ISSUE The Heat Pump may have an incoming power problem. RESOLUTION Confirm electrical power is being supplied to the heat pump from electrical disconnect(s). Display Panel Not Responding ISSUE The heat pump's display panel will not respond to user input. RESOLUTION 1. If heat pump display shows "UNDER REMOTE CONTROL&quo…

64, Page - 61 Displays "SET TO SWITCH REMOTELY" ISSUE If when pressing the "Pool / Spa" button the display flashes the message "SET TO SWITCH REMOTELY", the heat pump is using a remote relay switch or a 3-wire controller. RESOLUTION l The Pool and Spa thermostat automatically switch when using these modes. l Opera…

65, Page - 62 Heat Pump Won’t Shut Off ISSUE The heat pump will not deactivate. RESOLUTION PLEASE NOTE When the heat pump is set to off, the display will show the current water temperature or no water flow indicator. 1. Confirm the correct mode has been set on the heat pump. 2. Confirm the heat pump has reached the desired temperat…

66, Aquacal Leisure Temp LT55 Page - 63 Ice Forming on the Heat Pump Ice Forming on the Heat Pump ISSUE When conditions are too cold for proper operation, the heat pump will enter a defrost mode. This prevents ice from building up on the evaporator coil. RESOLUTION Heat Only Units: l The heat pump may develop a fine layer of white frost on the outside coil before entering the defrost m…

67, Aquacal Leisure Temp LT55 Page - 64 3 - Appendix IN THIS SECTION: 3.1 Factory Defaults 64 3.2 Identifying Model Specifications 65 3.3 Weights 66 3.4 Heating Recommendations 66 3.5 Available Accessories 67 3.1 Factory Defaults Certain programming options have been preset at the factory. These options can be overwritten for site- specific conditions. NOTICE …

68, Page - 65 Installer Menus MENUS DEFAULT OPTIONS SET DATE FORMAT MDY MDY DMY SET TEMPERATURE UNITS Fahrenheit Fahrenheit Celsius SET BACKUP HEAT MODE OFF OFF SCHEDULED 24HR SET ENTRY CODE ENABLED OFF OFF ON SET USER ENTRY CODE 01 SET CALL-FLEX INSTALLED NO YES NO SET CALL-FLEX MODE OFF OFF CALL FLEX 3.2 Identifying Model Specifications 1. Find Data Pla…

69, Page - 66 Model Number Example 3.3 Weights NOTE: Specifications subject to change. Model Type Model Number Install Weight Leisure Temp LT55 180 Pounds (81.6 kg) Leisure Temp LT400 175 Pounds (79.4 kg) Leisure Temp LT600 200 Pounds (90.7 kg) Leisure Temp LT700 240 Pounds (108.9 kg) Leisure Temp LT800 245 Pounds (111 kg)…

70, Page - 67 3.5 Available Accessories Accessories may be purchased through an authorized dealer of Leisure Temp products. Bypass Valve Kit (# STK0135) l When high flow rates are outside recommended specifications, please use this kit or an alternative bypass valve system. l This kit can be used to control excessive water flow th…

71, Aquacal Leisure Temp LT55 Page - 68 Plumbing Unions l 2 Inch Unions - (# PLS2627) Temperature Port Kit (# STK0096) l This port can be used to adjust water flow using Delta-T. l The kit comes with port, installation components, and a temperature probe. 3 - Appendix …