Checklist: Monthly Maintenance

Fire extinguisher - Check that it's fully charged and recharge if necessary, especially if you have used it recently. Be sure you have an adequate number located in kitchen, garage, and basement.

Smoke detector - Clean battery or indicator light.

Sink and tub stoppers - Flush with hot water and baking soda.

Garbage disposal - Check safety valve and steam pressure gauge and replace if necessary; check water level gauge and add water if needed; drain water until clear of sediment.

Steam heating system - Test relief valve and replace if necessary; check pressure gauge and drain expansion tank if necessary.

Forced warm air heating system - Check blankets and replace if needed; check air flow; clean or repair unit if necessary.

Evaporative air conditioner - Clean or replace air filter; clean condenser or evaporator coils and condensate drain; remove snow and/or debris from outdoor portion of unit.

Heat pump - Clean or replace filter; clean condenser and evaporator coils and condensate drain.