Hayward H-series Electronic Gas Pool Heater H400 "ao code heaters" Questions

...how do i fix the AO code on my hayward heater?... How do i fix the ao code on my hayward heater? AO will apply to your blower, blower tubing, or blower vacuum switch. You need to check these

...code AO displayed on my hayward H250IDE. I I had code AO displayed on my hayward H250IDE. I found the blower motor frozen and burnt. After replacing it I still have the AO code. The blower fan starts ...

...AO code flashing The AO code is flashing on my pool heater. Should I turn it off or let it keep running? I don't have a manual for the heater. It will not run with AO code. That is telling you ...

...ao code and have replaced the vaccum swi... i have an ao code and have replaced the vaccum switch and blower vaccum switch and still getting the ao code Check the tubing going from the blower to the ...

...AO error code is :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 ...

...Code AO. I have replaced the Vent Pressure Switch, Blower Vacuum Switch, Control Board, and checked the tubing. I still get an AO error code. I took the blower fan off and it spins freely and appears ...

...AO" code. Spa heater installed last winter. Bought it from Leslie's and let their installer put it in. Most times it acts like it is going to ignite, then it shows a code "AO" and shuts down. I ...

AO error I have a H400 heater that seems to work fine until it started clicking, then now it shows a AO error and wont turn on. I just want my pool and heater to work again, with out spending alot of ...

Code AO is on display. Went throught the Code AO is on display. Went throught the steps----vacumn switch is ok, blower motor runs, but not ignition. Book says it has to be one of the two items above. ...

AO error code I replaced the vent pressure switch on my customers H250IDL after a repeated AO error code. I went through the service/troubleshoot test modes and the blower seems OK although it does ...