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poolguy810
poolguy810, owner - pool and spa service company
Category: Pool and Spa
Satisfied Customers: 1675
Experience:  Servicing pools and all brands of spas for over 28 years.
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Have a Jandy LX400N-L year 2006 pool heater not starting up.

Customer Question

Have a Jandy LX400N-L year 2006 pool heater not starting up. Checked heat exchanger and cleared all leaves and debris. Error code Ext Sw 1 appeared. Don't hear clicking from igniter and blower fan not starting like normal. Did something get tripped and can I reset?
Submitted: 4 months ago.
Category: Pool and Spa
Expert:  Rick replied 4 months ago.

Welcome to Just Answer, my name is ***** ***** I will do my best to help you with your

issue. First I’ll need some more info so I have a more complete picture of your situation.

Do you have a multi-meter?

Customer: replied 4 months ago.
Klein model MM300
Expert:  Rick replied 4 months ago.

Ok, do you have the manual?

Customer: replied 4 months ago.
No can't locate it
Expert:  Rick replied 4 months ago.
Expert:  Rick replied 4 months ago.

Start at bottom right corner

Customer: replied 4 months ago.
Which one is Terminal 5 and where is safety switch connection nothing identified on diagram you just sent?
Expert:  Rick replied 4 months ago.

Terminal is on the control board.

Customer: replied 4 months ago.
sorry no clue what I am looking for nothing is marked. found ground screw that is it.
Customer: replied 4 months ago.
Are you talking about the green control board?
Expert:  Rick replied 4 months ago.

I'm logging off for the night. Here's a link to the manual. Parts are identified on the parts blow up on page 28 & 29
http://edc.poolsupplyworld.com/wpdf/jandylxltpoolheater-manual.pdf