your sequence should be

来源: 于 2024-11-16 15:23:26 [博客] [旧帖] [给我悄悄话] 本文已被阅读：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?