I have only used machines with manual door close, so don't shoot me if I'm wrong.
This link suggests M85 / M86 for door open / close
http://www.machinetoolhelp.com/Applications/Haas_G-M-codes.htmlTry Googling the alarm in speach marks, to search for the whole phrase.
There is alot of technical servicing info on the web, its just a matter of finding it,
http://support.google.com/websearch/bin/answer.py?hl=en&answer=136861Most people don't know how to use Google to best effect.
A search for
spindel seriel error
looks for spindle or seriel or error on any site
A search for
"spindel seriel error"
looks for the whole phrase
A search for
"spindel seriel"+error
looks for the phrase and error on the same site
A search for
"spindel seriel"-error
looks for the phrase, but will only show sites which do not contain error.
I hope this helps you to find a solution