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Jandy
®
Gas-Fired Pool
and Spa Heater
by Zodiac
MODEL ZODIAC LXI
NATURAL GAS AND LP
LP Gas for Indoor/Outdoor Use
Please refer to Section 4.3 of this manual for
precautions when installed indoors.
WARNING
FOR YOUR SAFETY: This product must be installed and serviced by a contractor who is licensed and qualified
in pool equipment by the jurisdiction in which the product will be installed where such state or local requirements
exists. In the event no such state or local requirement exists, the installer or maintainer must be a professional with
sufficient experience in pool equipment installation and maintenance so that all of the instructions in this manual
can be followed exactly. Before installing this product, read and follow all warning notices and instructions that
accompany this product. Failure to follow warning notices and instructions may result in property damage, personal
injury, or death. Improper installation and/or operation can create carbon monoxide gas and flue gases which can
cause serious injury, property damage, or death. For indoor installations, as an additional measure of safety, Zodiac
Pool Systems, Inc. strongly recommends installation of suitable Carbon Monoxide detectors in the vicinity of this
appliance and in any adjacent occupied spaces. Improper installation and/or operation will void the warranty.
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other
appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified installer, service agency or the gas supplier.
LXi
™
If these instructions are not followed exactly, a fire or explosion may result,
causing property damage, personal injury, or death.
INSTALLATION AND
OPERATION MANUAL
ENGLISH
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Troubleshooting
Related Manuals for Zodiac Jandy LXi
Summary of Contents for Zodiac Jandy LXi
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Page 1: Operation Manual
Improper installation and/or operation can create carbon monoxide gas and flue gases which can cause serious injury, property damage, or death. For indoor installations, as an additional measure of safety, Zodiac Pool Systems, Inc. strongly recommends installation of suitable Carbon Monoxide detectors in the vicinity of this appliance and in any adjacent occupied spaces. -
Page 3: Table Of Contents
ENGLISH Page 3 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Table of Contents Section 1. General Information ....5 Section 6. Electrical ........23 1.1 Introduction ............5 6.1 General Information ........23 1.2 Consumer Information and Safety ....5 6.2 Main Power .............23 1.2.1... - Page 4 Page 4 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® Table of Contents (Continued) Section 8. Maintenance ......37 8.1 Water Chemistry ..........37 8.2 Seasonal Care ..........38 8.2.1 Spring and Fall Operation ......38 8.2.2 Winterizing ..........38 8.2.3 Spring Start-up .........38 8.3 Inspection and Service ........38 8.3.1...
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Page 5: Section 1. General Information
Introduction tel que recommandés par la Commission U.S. de Sécurité des Produits pour les Consommateurs, This manual provides installation and operation devraient être respectés lors de l’utilisation du spa. instructions for the Zodiac Jandy LXi pool and spa heaters. Read these installation and operation instruc- WARNING tions completely before proceeding with the installa- The U.S. Consumer Product Safety Commission tion. Consult the Zodiac factory, or local factory repre- warns that elevated water temperature can be haz- sentative, with any questions regarding this equipment. -
Page 6: Swimming Pool Energy Saving Tips
The LXi heater is sold with a limited factory war- fects of hyperthermia include: ranty. Details are included with this heater. Make all warranty claims to a Zodiac dealer or • Lack of awareness of impending hazard directly to the factory. Claims must include the heater serial number and model (this information can be •... -
Page 7: Technical Assistance
Model Pool and Spa Heater by Zodiac ® ™ ® Technical Assistance Specifications Consult Zodiac Pool Systems, Inc. or your local 1.7.1 General Specifications Zodiac distributor with any questions or problems involving the specifications, installation, and operation Installation Location: of your Zodiac equipment. An experienced member of... -
Page 8: Dimensions
Page 8 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® 14. Modification of Heater for High Altitude: Table 1. Altitude Designations For The LXi Heater LXi heaters are normally shipped from the fac-... -
Page 9: Section 2. Installation Instructions
Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Zodiac vent collar part number. For specific installa- Section 2. Installation Instructions tion information see Section 2.3.5, Indoor and Outdoor Shelter Installations. Introduction Water connections are provided on the right side of the heater but can be changed to the left side by reversal of the heat exchanger. -
Page 10: Flooring
Noncombustible Platform floor if a noncombustible base assembly, available from Zodiac Pool Systems, Inc., is used. See the heater rating plate or the Parts List (Section 11) in this manual the masonry, see Figure 2. If the heater is installed in a for the appropriate base part number. -
Page 11: Indoor And Outdoor Shelter
The vent collar must be installed without modification and in accordance with the instructions provided by the manufacturer. For sidewall venting, a side vent kit is available from your Zodiac distributor. Figure 3. Outdoor Heater Installation... -
Page 12: Converting The Grill To A Vent Collar
Page 12 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® from inside the building. See Figure 7 and Table 3. Une remise extérieure (au Canada seule- Zodiac Pool Systems, Inc., does not recommend ment) est un endroit inoccupé... -
Page 13: Exhaust Venting
ENGLISH Page 13 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Notes: 1. Use approved roof jack. Figure 7. Indoor Installation Venting (USA), or Outdoor Shelter (Canada) The heater must be completely isolated and Table 3. Air Openings to Outside... -
Page 14: Vent Pipe Sizing And General Installation
Page 14 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® Table 4. Vent Pipe Sizing Table Category I Category III Minimum Vertical Heater Maximum Maximum Category III Category III Vent Pipe Diameter Size Vent Pipe Diameter Vent Pipe Diameter Horizontal Vent No. of Sidewall Vertical ®... -
Page 15: Inspection And Replacement Of Existing Vent System With New Components
ENGLISH Page 15 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® foot (2 cm/m). The LXi is designed for Category III NOTE For approved side wall vent kits and specific venting with a maximum of 25 ft (7.6 m) of vent pipe installation instructions, see Section 11, and up to three (3) elbows. -
Page 16: Section 4. Gas Connections
Page 16 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® Section 4. Gas Connections Table 5. Supply Gas Pipe Size Requirements* Distance from Gas Meter Heater 0-50 feet 50-100 feet 100-200 feet Gas Supply and Piping Size (0-15 m) -
Page 17: Manifold Pressure
ENGLISH Page 17 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Table 6. Gas Supply Pressure Requirements* CAUTION Supply Pressure Minimum Maximum Manifold gas pressure for the LXi natural gas heat- ers should be set at 2.5" WC. Propane heaters Natural Gas 5.0 inches W.C. 10.5 inches W.C. should be set to 9" WC. (1.2 kPa) (2.6 kPa) LP Gas 11.0 inches W.C. 14.0 inches W.C. -
Page 18: Section 5. Water Connections
This procedure loss or flooding. Zodiac Pool Systems, Inc., cannot be involves removing the heat exchanger headers and responsible for such water loss or flooding or the dam- age caused by either occurrence. - Page 19 ENGLISH Page 19 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® a trained service technician. Heat exchanger reversals from the Power Interface board in the raceway. are generally done before the installation of power Clip any wire ties attached to the harness.
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Page 20: Connections At Heater
3/4 inch wire grommet from The LXi heater also comes with a Zodiac Sweep Elbow for increased hydraulic performance and ef- ficiency. The sweep elbow also provides the advantage of its exclusive interface with the Zodiac AquaLink ®... - Page 21 ENGLISH Page 21 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® If the heater is below the surface level of the wa- WARNING ter in the pool or spa, be sure to close all shut-off valves between the heater and the pool.
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Page 22: Pressure Relief Valve And Temperature Relief Valve
Page 22 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® PVC OR CPVC PIPE O-RING TEMPORARILY INSTALL BRASS ADAPTER TO START WITH A 1/4" BIT PROTECT PLASTIC THEN OPEN HOLE WITH THREADS A 3/8" BIT THEN OPEN HOLE WITH A 1/2" BIT COUPLING COUPLING Figure 17. Piping to Heater slip-fi t side of the coupling to the end of the pipe. Al- low the glue to cure completely. -
Page 23: Auxiliary Components, Chlorinators, Ozone Generators, And Sanitizing Chemicals
70, unless local code requirements indicate otherwise. cals. Heater damage caused by excessive chemicals The heater comes factory-wired intended for or improper ozonization is not covered by the Zodiac use with 240 Volt, 60 Hz AC field electrical supply. - Page 24 Page 24 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® Alternate 120V Wiring* TRANSFORMER FUSE 120 VAC NEUTRAL IGNITION CONTROL HEATER POWER 24 VAC SUPPLY 120 L1 Voltage Selector Card Must Be Rotated.
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Page 25: Converting The Heater For A 120V Power Source
ENGLISH Page 25 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® To use 120 Volt, 60 Hz AC requires changing the position of the voltage selector board on the power ATTENTION distribution board. This must be done by a certified Pour éviter le bris prématuré de l'appareil dû à des... -
Page 26: Optional Pump Connection (Maintain Temp Feature)
Zodiac part a solid copper wire not smaller than 8 AWG (6 AWG number R0467200. in Canada). Failure to do so will void the Zodiac Pool Systems, Inc. warranty. Optional Remote Controls Additionally, in the United States the National... -
Page 27: Connection To A Remote Pool-Off-Spa Selector (3-Wire Connection)
This type of connection may be used to connect a Zodiac AquaLink RS Control System using any revi- sion level programmed control chip. The control will automatically turn the heater on and off and will dis- play the pool water temperature, but all other function- ality and display information will be inactive. -
Page 28: Configure The Control Panel
TIME OUT remote control. If you are setting up a new pool or spa system, call your local Zodiac distributor or Zodiac Pool Systems, Inc., 800.822.7933, for information on the correct RS Control System to meet your needs. To provide “smart” communication between the... - Page 29 4 3 2 1 Wire GR Y BK R LXi Control Figure 29. Wiring an LXi to a Zodiac RS Remote Do not connect more than two (2) wires to any NOTE Only an RS System with firmware revision "N", or higher, will support the LXi heater interface. of the terminals in the RS Control System when con- necting peripheral devices.
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Page 30: Connection To A Secondary User Interface
RS control connected to the heater, the prevents operation when certain adverse conditions are display on the heater control will show "ZODIAC RE- encountered. The heater is capable of diagnosing prob- MOTE ONLINE PUSH MENU TO DISABLE" . - Page 31 ENGLISH Page 31 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Be sure that there is water in the pool and that the WARNING surface level is above the skimmer or other inlet of the pool's filter system.
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Page 32: Operating The Controller
Page 32 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® Operating the Controller To operate in pool mode with the Maintain Heat feature, press POOL , then press MENU, press the Your new LXi Pool Heater is controlled by an ad-... -
Page 33: Temperature Scale Setup
ENGLISH Page 33 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® 7.4.4 Display Light Setup NOTE The display will revert back to OFF after one minute since the last key press. Make sure the control is in the OFF mode. To select a language, use the Up or Down but-... -
Page 34: To Turn Off Gas To Appliance
Page 34 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® PRÉCAUTIONS À LIRE FOR YOUR SAFETY READ AVANT D’UTILISER BEFORE OPERATING WARNING: AVERTISSEMENT: If you do not follow these instructions exactly, a Si vous ne suivez pas ces instructions à... -
Page 35: Lighting The Heater
2 psi (14 kPa). Do not adjust the pressure switch if the heater is installed more than 15 feet (4.57 Wait 5 minutes before trying to start the heater. m) below the pool surface. Consult your local Zodiac Turn the gas valve control knob counterclock- representative for recommendations. -
Page 36: Temperature Rise
Page 36 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® BYPASS ADJUSTMENT SCREW SLOWLY TURN ADJUSTMENT SPROCKET CLOCKWISE UNTIL HEATER GOES OFF. THERMOMETER WITH Figure 33. Adjustment of Pressure Switch PETE'S PLUG ® Figure 34. Temperature Rise Measurement Slowly turn the pressure switch adjustment sprocket counterclockwise one-quarter turn. -
Page 37: Burner Throat Pressure Adjustment
Be sure to keep your chemical levels within Temp Rise, Temp Rise, System Model the values indicated in Table 9. Zodiac Pool Systems, °F (°C) °F (°C) Flow Inc. does not warrant heat exchangers damaged by GPM (lps) -
Page 38: Seasonal Care
Page 38 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® After all water has drained from the heater, check for mineral buildup in the openings. Use compressed air to blow out any standing water remaining in the heat exchanger. -
Page 39: Owner Inspection
ENGLISH Page 39 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® 8.3.1 Owner Inspection Zodiac Pool Systems, Inc. recommends that you VIEW PORT inspect the heater on a continual basis and especially after abnormal weather conditions. The following ba-... -
Page 40: Section 9. Troubleshooting
Page 40 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® If the heater is equipped with a pressure relief Ignition Control LED Service Codes valve, clean any accumulated corrosion and make In addition to the service codes shown in the sure that water runs freely. - Page 41 ENGLISH Page 41 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Table 11. LXi Troubleshooting Guide Symptom Cause Remedy Pump not operating A. No power. A. Check circuit breakers and power source. Pump defective. B. Replace. Incorrectly wired. C. Recheck wiring. Time clock settings not synchronized with D. Check time clock setting.
- Page 42 Page 42 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® Table 12. LXi Heater Service Diagnostic Guide DISPLAY FAULT CAUSE REMEDY Display shows 1. Pump is not running. 1. This is a normal display when the control is in a Maintain FAULT- Temp mode. No Service Required. PUMP Display shows 1. Pump is not running.
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Page 43: Section 10. Professional Maintenance And Service
Temperature Control - The LXi heater models A qualified professional technician must service are equipped with an electronic control which the LXi pool heater using Zodiac's service procedures. senses water temperature by means of a therm- Before calling for service, however, the owner should istor and controls heater operation to bring the check for obvious problems. -
Page 44: Special Service Issues - Premix Combustion System
Page 44 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® ignition control then applies electrical power to Inadequate rectification indicates an unsatisfac- a “hot surface” igniter. When the igniter is hot tory flame condition. The rectification signal enough, the ignition control opens the gas valve. -
Page 45: Burner Throat Pressure Adjustment
ENGLISH Page 45 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® manifold pressure, and burner throat pressure as speci- Where test points are shown at circuit board con- fied on the heater rating plate and in other sections of nectors, the probe of the meter can be carefully pushed this manual. -
Page 46: Controller
Page 46 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® This can be done by measuring the voltage between The recommended procedure steps through each the wires of the three-pin connector on the power circuit in a sequential way, and each section assumes supply circuit board. -
Page 47: Roll-Out (Fusible Link) Switch
ENGLISH Page 47 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® 10.5.3.4 Roll-Out (Fusible Link) Switch before replacement of limit switches. Excessive water temperature may be caused by low water flow. Water To check the fusible link/air louver/field interlock... -
Page 48: Gas Valve Voltage
Page 48 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® If 20-28 Volts AC is detected at this point, the device 10.5.3.8 Igniter/Ignition Control Circuit in this circuit is closed and the circuit is working prop- erly. - Page 49 ENGLISH Page 49 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Alternate 120V Wiring* TRANSFORMER FUSE 120 VAC NEUTRAL IGNITION CONTROL HEATER POWER 24 VAC SUPPLY 120 L1 Voltage Selector Card Must Be Rotated.
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Page 50: Section 11. Replacement Parts
11.1 Ordering Information (Set of 16) To order or purchase parts for the LXi pool Header Drain Plug w/ O-ring (Set of 3) R0454400 and spa heater, contact your nearest Zodiac dealer or Heat Exch. Hardware Kit & Gaskets R0454500 distributor. Access the Zodiac web site at www.zodi- Cap Sensor/Press Switch O-ring R0455400 acpoolsystems.com for the nearest service center. If it Return Header Cap & O-ring... - Page 51 ENGLISH Page 51 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Description Model No. Order ® Components of ASME -Certified Heat Exchanger Part No. Heat Exch Tube Assy, CuNi 250,400 R0477003,05 Electrical (Continued) Header, In/Out, Bronze 250,400 R0476603,05 Nut, Sensor Retainer R0523900 Header, Return, Bronze R0476700 Ignition Control R0456900 Heat Exch Hdwr, Bronze R0477200...
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Page 52: General Exploded View
Page 52 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® 11.3 General Exploded View... -
Page 53: Detailed Exploded View
ENGLISH Page 53 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® 11.4 Detailed Exploded View (qty 2) -
Page 54: Exploded View Of Heat Exchanger, Bronze
Page 54 ENGLISH Jandy Model Pool and Spa Heater by Zodiac Installation and Operation Manual ® ™ ® 11.5 Exploded View of Heat Exchanger, Bronze 2,3,75... - Page 55 ENGLISH Page 55 Installation and Operation Manual Jandy Model Pool and Spa Heater by Zodiac ® ™ ® Notes...
- Page 56 2620 Commerce Way, Vista, CA 92081 1.800.822.7933 | www.ZodiacPoolSystems.com ©2012 Zodiac Pool Systems, Inc. H0286900 Rev N 1201 ZODIAC ® is a registered trademark of Zodiac International, S.A.S.U., used under license. All trademarks referenced herein are the property of their respective owners.
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