Jandy LXi : installation and operation manual - Piscines et Spas ...

Page 38LXi Pool/Spa Heater Installation and Operation Manual5. After all water has drained from the heater, checkfor mineral buildup in the openings.6. Use compressed air to blow out any standingwater remaining in the heat exchanger.7. Inspect the gaskets on the drain plugs and reinstallplugs, but do not tighten.Figure 33. Draining the Heater8.2 Seasonal CareCAUTIONDo not operate this heater outdoors at temperaturesbelow 20 degrees Fahrenheit (°F) (-7 degreesCelsius [°C]).ATTENTIONNe faites pas fonctionner cet appareil à l’extérieur àdes températures inférieures à 20 degrés Fahrenheit( o F) (-7 degrés Celsius [ o C]).8.2.1 Spring and Fall OperationDuring periods when the pool is only going to beused occasionally, set the pool and spa control temperaturesto 70°F (21°C) on the LXi or the lowest settingpossible on the LXi. See Section 7.3.3. This preventsthe pool water from becoming chilled, and minimizesthe time required to raise the pool water back up to thedesired temperature.If the heater is not going to be used for a longperiod of time, shut it down completely. Follow theinstructions found on the inside of the heater, orFigure 29.8.2.2 WinterizingIn areas where freezing temperatures occur inwinter and the pool or spa will not be used, have yourservice technician perform the following steps:1. Turn off the main gas supply to the heater, usingthe gas cock outside the heater jacket.2. Remove heater door.O-RINGDRAIN PLUG3. Shut down the heater following the shutdowninstructions found on the inside of the heater orrefer to Figure 29.4. Remove the drain plugs from both the inlet/outletheader and the return header (see Figure 33 andSections 11.3 and 11.4, Exploded Views), andcompletely drain the heater before the first frost.8. Disconnect the pressure switch from the siphonloop (copper tubing).9. Cover the vent grill so that snow will not accumulatein the combustion chamber, where it mayfreeze.8.2.3 Spring Start-upTo restart the heater in the Spring, have a qualifiedprofessional technician reassemble the heater asfollows:1. Tighten the drain plug.2. Uncover the vent grill.3. Make sure that power is supplied to the pump.Turn on the filter pump and circulate waterthrough the heater for 5 minutes. Check for leakswhile circulating.4. Turn on the main gas supply to the heater at thegas cock outside the heater jacket.5. Turn on the heater following the lighting instructionsfound on the inside of the heater, orFigure 29.8.3 Inspection and ServiceThe LXi heater is designed and constructed toprovide long performance life when installed andoperated properly under normal conditions. Periodicinspections, especially at spring start-up, are importantto keep your heater running safely and efficientlythrough the years. Improper maintenance can result inconditions where nausea or asphyxiation from carbonmonoxide or flue gases could cause severe injury,property damage or death.WARNINGImproper installation or maintenance can causenausea or asphyxiation from carbon monoxide infl ue gases which could result in severe injury, ordeath.AVERTISSEMENTUne installation ou un entretien inadéquat peutcauser la nausée ou l’asphyxie en raison dumonoxyde de carbone présent dans les gaz decombustion et même entraîner des blessuresgraves ou la mort.