DUet 2 FIREDAMAGE by heat bed burning out connectors

PCR

@bartekp have you solderd the wires to the bed directly??????

bartekp

@pcr I thing yes I connected one to the ground and seccond to the hbed fuse

bartekp

@bartekp its looking up the mosfet is death what to do ?
can I avoid hotbed mosfet ad connect signal to the ssr for heat bed?

jay_s_uk

@bartekp use a fan output for the SSR if you have a spare one

bartekp

@jay_s_uk ok how to use should I made some code to config g?

jay_s_uk

M950 H0 C"bedheat" T0 ; create bed heater output on bedheat and map it to sensor 0

to

M950 H0 C"fan2" T0 ; create bed heater output on bedheat and map it to sensor 0

or, as you're using fan2, use e1heat

M950 H0 C"e1heat" T0 ; create bed heater output on bedheat and map it to sensor 0

bartekp

@jay_s_uk I have one normally open fan add two controlable

bartekp

@bartekp this fans I have free , wich i should connect to ssr?

jay_s_uk

You'll have to comment out the corresponding line in your config.g though as you currently have fan1 and fan2 assigned to fans

bartekp

@jay_s_uk Works fine Thanks problem solved