What does AO mean on a Hayward pool heater?

AO Blower vacuum switch open error If the blower prover switch does not close after the blower starts the control will stop the ignition trial go into lockout. The blower will continue to run. Automatic reset is immediate after the switch closes.

What kind of motor does the Hayward h400idl2 blower have?

IDXL2BWR1932 – Newest blower w/120V Fasco motor, does not include new control board & vacuum switch – you would only buy this if your heater already has the 120V Fasco motor in it. So from what I gather, the original blower used in these heaters – model IDXLBWR1930 – was a 240V motor.

What do you need to know about a Hayward pool heater?

Undetected gas pressure problems if not investigated properly may result in unnecessary replacement and servicing of your Hayward Pool Heater. Gas pressure readings and tables are expressed in “WC” ( inches of water column), and testing is done with a manometer.

What causes error code LO on a Hayward pool heater?

This answer was rated: What causes error code LO on a Hayward pool heater? Generally, LO refers to the pressure switch, water pressure. This can be caused by either the diaphram in the flow switch has failed or the filters is clogged and/or pump is unable to make enough pressure to make the switch.

How to troubleshoot a universal H series blower?

1. The control checks for open Blower Vacuum Switch 2. Blower starts pre-purge cycle as the igniter heats up (20 Sec). 3. The Control checks for a closed Blower Vacuum Switch. 4. At proper Igniter temp a 4 second trial begins. Gas valve opens and monitors flame sense. The blower will turn off for one second. The

What’s the AO code on my Hayward pool heater?

I have AO error code on Hayward heater. I followed the flow… I have AO error code… I have AO error code on Hayward heater. I followed the flow chart and all is as should be. The blower is blowing but heater will ignite Submitted: 5 years ago. Category: Pool and Spa Experience: 45+ yrs. experience as a licensed oil & gas technician.

How to ask an expert about Hayward heater?

Ask an Expert online. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I have AO error code on Hayward heater. I followed the flow… I have AO error code… I have AO error code on Hayward heater. I followed the flow chart and all is as should be.

What kind of material is a Hayward pool heater made of?

The heat exchanger in your Hayward pool heater is made from the highest quality of copper and nickel (Cupronickel) materials. The premium materials and the exacting processes used in the manufacture of the heat exchanger is state