Dig a 1-foot diameter hole, 1ft down for the sum pump to

make sure it's not frozen out when cold.  经常跳闸 most likely when is it's frozen, can't turn.

所有跟帖： 

• 你这只是“冬前”有用。否则，要挖到冻线以下+上面还要保暖 -位酷哥- ♂ (0 bytes) () 03/03/2023 postreply 12:26:07

• Well, dig the hole as deep as the frost line in the area -冬前- ♂ (0 bytes) () 03/03/2023 postreply 16:26:16