Yearly maintenance ensures that system runs at its peak without consuming much energy, servicing also increases the life span of the unit.
Furnace efficiency is not the only reason for the yearly maintenance you need to service your furnace for your comfort and health to. Furnace repairs are not only important for its long life and proper efficiency but also for your indoor air quality.
If the furnace is not serviced regularly it will contain dirt, dust and other particles, these particles will reach inside the house.
Problems caused
1. Lack of humidity
Furnace can create humidity problems. If the humidity is low it can result in dry skin and causes health issues. If humidity levels raise it can result in mould build up which releases foul odour and spoil the comfort of your house.
If there are humidity problems in the house you must call a professional for furnace inspection.
2. Lack of heating
If the furnace is not serviced it will have to work harder to heat the house. If the furnace is not serviced components may not be working properly and furnace will not be able to reach the programmed temperature or maintain the constant temperature which is necessary to keep you comfortable during winters.