Check to make sure no combustibles have been set near the water heater.
Keep your water heater in peak form by draining a quart of water from the tank four times a year-this takes less effort than having to turn off the power source and flushing it out entirely twice a year.
If you detect a leak, it usually means rusting through the bottom of the storage tank. You'll probably benefit from hiring a pro to replace it with a more energy efficient model.
Pest Control:
Perform seasonal pest control quarterly.
Consider hiring a pest control service to protect your home and family from insects, vermin and termites damage to your property.
Wall Furnace:
Clean grills
Clean or replace filter.
For more serious repairs, do not hesitate to contact a pro.