{"title":"Teledyne Laars","description":"\u003cp\u003eTeledyne Laars pool equipment and replacement parts at Active Pool Supply.\u003c\/p\u003e","products":[{"product_id":"ignitor","title":"Teledyne Laars Lite2 LJ Heater Igniter","description":"\u003cp\u003eThe R0367100 is the genuine Teledyne Laars igniter for the Jandy Laars Lite2 model LJ pool heater.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat the igniter does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOn a hot surface ignition heater, the control energizes the igniter first and waits for it to reach temperature before it opens the gas. If the element is cracked or has lost continuity, the sequence stalls there. The heater goes through its motions, the gas never lights, and it locks out. That pattern, a heater that tries and fails on every call for heat, points at the igniter before anything else.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy they fail\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eIgniter elements are brittle ceramic and they are heated and cooled hard every cycle. They crack with age, they crack from vibration, and they crack from being handled by the element during a previous service. Some fail visibly, some read open on a meter with no crack you can see.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitting it\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHandle the new igniter by its base and ceramic block only. Oil from skin and the smallest impact against the element will take life off a part that should last for seasons.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48627597541588,"sku":"LAR-151-3671","price":154.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_9ad5f4dc-cdae-4b80-a7d8-386a4758a845.jpg?v=1788724061"},{"product_id":"natural-gas-valve-w-street-elbow","title":"Teledyne Laars Natural Gas Valve with Street Elbow","description":"\u003cp\u003eR0455200 is the Teledyne Laars natural gas valve, supplied together with its street elbow. It is catalogued with the Jandy Laars LXi pool heater parts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat the valve does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe gas valve is the component that opens the gas supply when the heater calls for heat and shuts it off when the call ends. A heater that will not light, or one that lights and then drops out, often traces back to the valve once ignition and the pressure switches have been ruled out.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis is the natural gas version. Confirm the fuel your heater runs on and match the part number against your existing valve, and have a qualified gas technician carry out the change and leak test the connections.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48628834173140,"sku":"LAR-151-4804","price":383.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_1d5e8e28-a3e2-40e5-8986-203b175f61a4.jpg?v=1788753740"},{"product_id":"high-limit-switch-150-f","title":"Teledyne Laars High-Limit Switch, 150 Degrees F","description":"\u003cp\u003eThe Teledyne Laars R0023000 is a high-limit switch rated at 150 degrees F, used across a wide range of Jandy Laars pool heaters.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe high limit is a safety cutout. It watches water temperature and shuts the heater down if that temperature climbs past its setpoint, which protects the heat exchanger and everything downstream of it. Because it is a safety device, it is not a part to bypass or defeat when it starts acting up.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis switch is listed for the Jandy Laars Lite and Lite2, Series 2, LX and LT, the Lite2 model LJ, the LXi, and the Laars XL-2 and oil fired XL-3. Laars uses limit switches at more than one temperature rating, so confirm that 150 F is the rating your heater specifies.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you replace it\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA limit that trips repeatedly is frequently reporting a real problem rather than failing. Low flow from a dirty filter, a closed valve or a tired pump, and scale in the heat exchanger, all show up as nuisance limit trips. Rule those out first, then replace the switch if it is genuinely faulty.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48629105590484,"sku":"LAR-151-2540","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_bd4b9c39-2638-4294-a1b1-6670d8f2553c.jpg?v=1788759750"},{"product_id":"lrzm-pool-spa-control","title":"Teledyne Laars LRZM Pool\/Spa Control","description":"\u003cp\u003eTeledyne Laars R0472500 is the pool and spa control used on LRZM model heaters. It is the assembly that tells the heater which body of water it is firing for.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOn a combined pool and spa system the heater has to know whether it is heating the pool or the spa, because the two run at very different temperatures. The pool and spa control is the switching and setting assembly that makes that call and passes it through to the heater controls.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis part is specific to the LRZM heater. Confirm the model on the heater data plate first, since Laars used different controls across its heater families and they are not interchangeable.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48633371066580,"sku":"LAR-151-1233","price":245.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_177774a3-39bb-4068-8af5-2c52cfd6d25c.jpg?v=1788798612"},{"product_id":"ignition-control","title":"Teledyne Laars Ignition Control R0491300","description":"\u003cp\u003eThe R0491300 is the ignition control for LRZE model pool and spa heaters. It is the module that runs the heater from a call for heat to a lit burner.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it controls\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOn a call for heat the ignition control drives the igniter, opens gas at the right point in the sequence and watches for proof of flame. If it does not see what it expects, it shuts the sequence down rather than keep gas flowing. That is why a failed control shows up as a heater that goes through the motions and never lights, or one that lights and then drops out.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you replace it\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSeveral other faults produce the same symptom, including gas supply, the igniter, the flame sensor and the safety switches. Have the sequence diagnosed properly first. Ignition parts sit on the gas train of a fired appliance, so the work belongs to a qualified technician.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48633453805780,"sku":"LAR-151-1237","price":172.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_958aec07-164a-4531-bd73-87dddfdb9661.jpg?v=1788804948"},{"product_id":"2-flange-sleeve","title":"Teledyne Laars 2\" Flange Sleeve","description":"\u003cp\u003eThis is the Teledyne Laars S0078200, the 2 inch flange sleeve used at the heater flange connection. It is the genuine Laars part.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere it fits\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe sleeve is listed under the Laars Lite and Lite2 heater parts, the Lite2 Model LJ, and the Laars Series 2 heaters built from 1993 to 1996 in both the millivolt and the electronic ignition versions. If your heater is one of those, check the part number stamped on the piece you are replacing before ordering, since Laars used several flange sizes across the range.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy it matters\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA flange sleeve is a small piece with an outsized effect. When it hardens, splits or takes a set, the joint weeps, and that slow drip near a heater is worth chasing down before it stains the pad or finds its way into something electrical. The matching 1-1\/2 inch to 2 inch flange gasket is a separate part, and most techs change both while the connection is open.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48633643598036,"sku":"LAR-151-5696","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_9df2b26f-ab17-479e-b892-468c910325a3.jpg?v=1788808177"},{"product_id":"power-distribution-circuit-board","title":"Teledyne Laars Power Distribution Circuit Board","description":"\u003cp\u003eR0458100 is the Teledyne Laars power distribution circuit board, listed against Jandy Laars LXi pool heaters. It is the genuine factory board.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe distribution board is the stage between the incoming supply and the heater control circuits. It is not the board that runs the heat logic. It is the one that feeds everything else, which is why a fault there tends to show up as a heater that is simply dead rather than as a specific fault code.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThere is more than one board inside a Laars cabinet and they look broadly alike. Read the number on the board you removed and confirm it is R0458100. Power down at the breaker before opening the control compartment.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48633768411348,"sku":"LAR-151-4812","price":154.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_b4b01d07-599a-4406-bc9a-d73b511712d2.jpg?v=1788814998"},{"product_id":"anchor-brackets-set-of-4","title":"Teledyne Laars Anchor Brackets (Set of 4)","description":"\u003cp\u003eR0465500 is a set of four anchor brackets supplied with eight screws. The brackets are the hardware that ties the filter down to its base, and they turn up in the parts listings for the Jandy DEV series DE filters and the Jandy CV and CL series cartridge filters.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy they matter\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA filter tank under pressure is heavier and more energetic than it looks, and the brackets are the only thing keeping it in position. When one corrodes through or a screw pulls out, the tank starts to rock, which puts the strain onto the plumbing unions instead. Replacing the brackets is a small job that prevents a much larger leak.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOrdering\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis is the complete set of four with its screws, so a whole filter can be re-anchored from one order. Check your filter model against the families listed above before ordering, and if you are unsure, match the old bracket to the picture.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48633781715156,"sku":"LAR-151-9009","price":123.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_a4340577-d86b-4a16-803d-14ed3be43d4a.jpg?v=1788816242"},{"product_id":"lrzm-pilot-generator","title":"Teledyne Laars LRZM Pilot Generator","description":"\u003cp\u003eThe Teledyne Laars R0471500 is the pilot generator for the LRZM model pool and spa heater. It is the genuine Laars part, the same one fitted at the factory.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOn a standing pilot heater the pilot flame has to prove itself before the main burner is allowed to fire. The pilot generator sits in that flame and turns its heat into the small electrical output that holds the gas valve open. As the generator ages its output falls, and the heater starts lighting the pilot only to shut down a moment later.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eCheck the pilot itself first. A partly blocked orifice or a flame that no longer wraps the generator tip produces the same fault and costs nothing to correct. If the pilot burns clean and steady and the heater still drops out, the generator is the part to change.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48633922879700,"sku":"LAR-151-1500","price":116.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_ef487e63-e02c-4d47-b29c-0e455d58ad30.jpg?v=1788817271"},{"product_id":"high-limit-switch-harness","title":"Teledyne Laars High Limit Switch Harness R0457400","description":"\u003cp\u003eThe Teledyne Laars R0457400 is the high limit switch harness, the wiring assembly that ties the hi-limit switches into the heater control circuit. It is catalogued under Jandy Laars LXi heater parts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHarness, not switch\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis listing is the wiring only. The high limit switches themselves are separate parts, so if the switch has failed you need that part as well as, or instead of, this one.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy harnesses fail\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe inside of a heater cabinet is a hot place for a connector to live. Over years of cycling, terminals discolor, insulation goes brittle and spade connectors lose their spring. The fault that follows is intermittent: the heater locks out on high limit, then runs fine when someone wiggles the wiring. Replacing the harness clears that class of fault properly instead of chasing it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you start\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eIsolate the heater at the breaker before opening the cabinet, and photograph the existing routing so the new harness goes back the same way.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48634260029652,"sku":"LAR-151-1212","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_f39eb0a2-14bb-44d5-b31c-f270bf8778a4.jpg?v=1788827834"},{"product_id":"cap-sensor-press-switch-w-o-ring","title":"Teledyne Laars Cap Sensor\/Pressure Switch with O-Ring","description":"\u003cp\u003eThe Teledyne Laars R0455400 is a cap sensor and pressure switch supplied with its O-ring. It is the genuine Teledyne Laars part, catalogued under Jandy Laars LXi heater parts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA water pressure switch is the heater interlock that confirms flow through the heat exchanger before the burner is allowed to light. It is a safety device, not a convenience. A heater that fires without adequate flow will damage its exchanger fast, which is why a switch that has failed should be replaced rather than jumpered around.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe available information lists this part under Jandy Laars LXi heater parts without naming specific models. Check R0455400 against the parts list for your heater to be sure it is the right switch. When you fit it, use the O-ring that comes in the box rather than the old one, since a compressed O-ring is a common source of a slow weep at the port.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48634421641428,"sku":"LAR-151-1208","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_2a0ee334-2ec6-4d8e-a99e-73da9564a3d7.jpg?v=1788830259"},{"product_id":"fusible-link","title":"Teledyne Laars Fusible Link R0012200","description":"\u003cp\u003eThe Teledyne Laars R0012200 is the fusible link fitted to a broad range of Jandy Laars pool heaters, from the Series 2 units of the mid nineties through the Lite2 model LJ, the LX and LT, the LXi, the Hot Shot and the Legacy LRZE and LRZM.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it is\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA fusible link is a deliberately weak point in the control circuit. It is built to fail at a set temperature, and when the heater gets hotter than it should the link melts, the circuit opens and the heater stops. That is the whole design: it gives up so the heat exchanger, the burner tray and the surrounding cabinet do not.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDiagnosing a dead heater\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA heater that will not fire at all, with no obvious fault on the control board, is often a blown link. It is a cheap part and an easy check on the parts breakdown for your model. What it is not is a fix on its own.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFind out why it opened\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe link only goes when something has overheated the unit. Restricted water flow is the most common cause, from a dirty filter, a closed valve or an undersized pump. A scaled or soot fouled heat exchanger and a blocked or poorly drawing vent do the same. Sort the cause out first, or the replacement link will do exactly what the last one did.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48634802667732,"sku":"LAR-151-2545","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_56fa9316-d6de-4939-87d3-1e356c059318.jpg?v=1788837671"},{"product_id":"return-header-drain-plug","title":"Teledyne Laars Return Header Drain Plug","description":"\u003cp\u003eThe Laars P0026800 is the drain plug for the return header on Laars pool heaters. It is listed across a wide span of the range: the Lite and Lite2, the Series 2, the Lite2 model LJ, and the XL-2 and oil fired XL-3.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy the plug matters\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe return header holds water whenever the heater is plumbed in. In a climate that freezes, that water has to come out before winter, and this plug is how it comes out. A heat exchanger that was never drained is one of the most expensive ways to learn the lesson.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy they get replaced\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA plug that is removed and refitted every autumn takes abuse. Threads pick up scale, the head gets rounded by a worn wrench, and eventually it stops sealing. A drain that weeps sends water straight down onto the burner tray and the controls below, so it is worth changing rather than nursing along.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48634966016212,"sku":"LAR-151-2593","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_01a0c409-4709-48a7-a885-d7b15edf5ba0.jpg?v=1788839142"},{"product_id":"header-coupling-o-ring","title":"Teledyne Laars Header Coupling O-Ring","description":"\u003cp\u003ePart R0337600 is the header coupling o-ring for Jandy Laars LX and LT pool heaters. It seals the coupling joint where the header sections meet.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe header carries pool water across the top of the heat exchanger, and the coupling joint sees full system pressure every time the pump runs. The o-ring is the only thing between that pressure and the outside of the heater, so when it goes the symptom is water tracking down from the coupling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhen to replace\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAny time the header coupling is taken apart, and any time there is a leak at that joint. Rubber in a heater header goes through constant heating and cooling, which hardens it and leaves it compressed in the shape of the groove. Once it has taken that set it will not seal again, even reassembled carefully.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe part is listed as a header coupling o-ring and is also described as an o-ring set. Count the seals your header coupling actually uses so you order the right quantity.\u003c\/p\u003e","brand":"Teledyne Laars","offers":[{"title":"Default Title","offer_id":48635037483220,"sku":"LAR-151-1054","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_d932223b-db19-45ce-8f43-3d13e8d5288f.jpg?v=1788840236"}],"url":"https:\/\/www.activepoolsupply.com\/collections\/teledyne-laars.oembed","provider":"Active Pool Supply","version":"1.0","type":"link"}