your sequence should be

來源: 於 2024-11-16 15:23:26 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

1. the induction motor spins;

2. ignitor fires up

3. gas switch on and flame comes

4. blower motor kicks in.

At what stage it fails and loops three times?