| You should discuss all options with your local serviceperson, approvals agency or gas utility. |
| Others require changes that can be performed only by a licensed serviceperson, a qualified heating contractor or, in the case of electric systems, an electrician. |
| Moving, loosening or adjusting door springs must be done by a garage door serviceperson. |
| Being in the military, whether as a serviceperson or as the partner of a serviceperson, can cause extra stress. |
| For heat distribution problems that cannot be corrected by damper adjustments and other duct modifications, have a qualified serviceperson do a complete and proper balancing of your distribution system. |
| While the serviceperson is in your home, ask for instructions on properly relighting the pilot light. |
