Make a note - this has been published numerous times before:
pull up MTH web site, go to service
service - enter
find an ASC (Authorized Service Center) - enter
a screen will come up and enter your zip code - enter
a list of authorized techs within a 100 mile radius comes up
pick one - click on their name
up comes all contact info and included if they do upgrades
bruce
Independent MTH Authorized Service Center Technician