Jandy Heater Blower Pressure Switch R0456400

Used on the following LXi models:

• 250,
• 300,
• 400

The images below give instructions for replacing the ignition control, power distribution circuit board, universal
controller power interface PCB and blower pressure
switch in all Jandy LXi swimming pool/spa heaters.
The instructions
must be followed exactly.
These instructions were written with safety as the
priority.
Not following the written procedure or taking
short cuts may increase the risk of personal injury.
Read
through the instructions completely before
starting the
procedure(click on the images to enlarge them).

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