What is the most common ignition fault cause on a Jandy LRZ?

What is the most common ignition fault cause on a Jandy LRZ… Customer Question What is the most common… What is the most common ignition fault cause on a Jandy LRZ above ground heater? It turns on for 5 seconds, then shuts off. Submitted:8 years ago. Category: Pool and Spa Show More Show Less Ask Your Own Pool and Spa Question

What did I do to my Jandy pool heater?

So I opened up our Jandy Legacy LRZ 399,000 to replace the insulation panels. While doing so I disconnected the unit to make examining the heat exchange easier. Once done trying to turn on the heat threw FAULT-CHECK IGN CONTROL.

Can a LRZ heater be used in a swimming pool?

The Legacy Model LRZ electronic heater is specifically designed for heating fresh water swimming pools and spas, and with proper installation and care, they will provide years of reliable service. Do not use the heater to maintain pool or spa water temperature below 70°F (21°C).

How to troubleshoot a pool heater ignition lockout?

Press the “Mode” button and the indicator light and display will flash rapidly. Press the “Mode” button again to lock in the temperature setting. Turn on the filter system. If the indicator light flashes slowly, the problem with the ignition lockout is corrected. Contact a technician if the light flashes rapidly or not at all.

What does an automatic pool heater Ignition Do?

Digital pool heaters have automatic ignition systems that allow them to turn on and off and/or adjust their heat output in order to maintain the desired pool water temperature at all times.

Where is the flame sensor on a Jandy?

poolguy810 :Check flame sensor first, its a small metal rod right by the hot surfaced ignitor with a single black wire connected to the ignition control on ign/fs. Terminal, stands for flame sensor. Try cleaning it up and re installing it to see if that helps. Customer: Flame sensor was dirty, with a bad crimp on it. Fixed it.

What should I do if my Jandy overheats?

Clean out anything you see with the top removed, also make sure if you can see the exchanger, that it’s not all sooted up black, as that will also cause it to overheat and shut down if the heat can’t escape the unit. If you can see the flames when it fires up, they should be nice and blue and about 3-4 inches tall.

Where is the ignition control on a Jandy pool heater?

The ignition control is the covered plastic box with terminals each side? Flame sensor, and igniter are connected to the ignition control. Also check that you have a good ground to chassis for the transformer. Looks like the yellow lead from the trans former which is also connected to the ignition control.

Is there a check IGN control fault on Jandy LXI?

I’m getting a CHECK IGN CONTROL fault on my Jandy LXi. It will turn on and attempt to ignite a few times in 4 minutes, but it’s unable to start. Step 15 – I do not know how to check if the igniter is glowing, so I assumed NO and proceeded w/ the boxed steps.

Can a digital pool heater cause an ignition lockout?

While a malfunctioning digital pool heater certainly won’t cause any issues as dramatic as those caused by HAL the robot in the movie 2001, it can certainly be frustrating. One common problem that digital pool heater owners may have is ignition lockout. Pool heater ignition lockout is designed to protect against overheating.

Why does my Jandy pool not fire up?

The Jandy rep came out and we tried to wiggle the wires but could not get the heater to fire up. He checked the gas pressure and noticed that there was a spike in pressure and then it would come down to 9.7. Then the heater fired up . After 3 tries the heater would not fire up.

How to check IGN steps on Jandy JXI pool?

Carefully check to be sure no wires came loose and reconnect if they did. Reset breaker and allow the RS 12 to power up. Start the heater at it’s control panel. The ignition sequence begins and when fan starts watch the sight glass on the igniter until it turns red indicating that the start sequence is ready to light the heater.

What’s the fuse fault on a Jandy legacy pool?

Fuse Link Fault/Field. It’s a Jandy Legacy LRZ 399,000 BTU,. Did some googling and didn’t find much. I found this in the troubleshooting guide FAULTFUSELINK/FIELD 1. Fusible link fault.

What kind of pool heater does Jandy use?

The Legacy model LRZ millivolt heater is a self contained standing pilot unit and requires no external power. The Legacy heater is specifically designed for heating fresh water swimming pools and spas, and with proper installation and care, they will provide years of reliable service.

How to check the ignition of a pool heater?

Wondering if it’s the ignition control or the Main board. 1. 120 VAC to Igniter – Igniter heats to 2600 °F. – 40 second heat-up. 2. 24 V is sent on the Brown wire to Gas Valve Gas Valve Opens.

What kind of power does a LRZ pool heater use?

The Legacy Model LRZ electronic heater gets electrical power from an external 120VAC or 240VAC source and provides a dual electronic thermostat control system for pool/spa combinations or preheat convenience.

What’s the fuse fault on my Jandy pool heater?

Fuse Link Fault/Field. It’s a Jandy Legacy LRZ 399,000 BTU,. Did some googling and didn’t find much. I found this in the troubleshooting guide FAULTFUSELINK/FIELD 1. Fusible link fault. 1. Identify and correct loose connections or replace Fusible Link… I believe the attached image points to the part needing replacement.

Why is the gas valve open on my Jandy pool?

This just means during the ignition cycle 110 v is supplied to the flame sense rod and if a flame is present a tiny signal (couple millionths of amp) flows to the burner base and back to the Fenwal circuitry to prove flame and leave the gas valve open. You should also have a view port that allows you to see the igniter glowing.

When to call for service on a Jandy pool heat pump?

If this does not correct the problem, call for service. When the head pressure builds too high, the high pressure switch will open causing the heat pump to shut off immediately. The control will sense this fault condition and shut off the compressor until the switch re-closes.

What causes a propane burner to pop in an RV?

Since you have replaced the burner, may have to inspect things around it. Air flow blockage could cause this. The baffle can rust over time, and if pieces fall off and cause a blockage above the burner it will restrict air flow and if air is restricted the flame could pop when more air gets to it.