What does 4 blink error code mean on a harman xxv?

[lightyear]

cleaned it this morning (it was running fine) and I put in new pellets

mwf pine softwood. Now it won't start.

It does the start up 1 second thing, but then stops and blinks 4x

 

[iceguy4]

https://www.google.com/#q=4+blink+code+harman+XXV Start here

 

[iceguy4]

cleaned it this morning (it was running fine) and I put in new pellets



mwf pine softwood. Now it won't start.

It does the start up 1 second thing, but then stops and blinks 4x

found this on my boiler manual...I'm still poking around Have you tried unplugging it? from my manual ...
4 Blinks: Indicates miscommunication with the aquastat, or


the sensor is not attached properly. May require a manual

reset.

 

[lightyear]

I actually got it, The wire for the thermostat came out of the holder (don't know what to call it).

Thanks all!

found this on my boiler manual...I'm still poking around Have you tried unplugging it? from my manual ...
4 Blinks: Indicates miscommunication with the aquastat, or


the sensor is not attached properly. May require a manual

reset.