
|
Install clean
standard filter for less restriction
|

|
Check heat
exchanger for cracks or holes
|

|
Check and adjust
incoming gas manifold pressure
|

|
Lubricate all
moving parts
|

|
Check vent pipe for
proper venting
|

|
Check blower
housing/wheel for cleanliness
|

|
Test fan and
furnace limit for safety
|

|
Check temperature
rise across heat exchanger
|

|
Clean and adjust
burners for more efficiency
|

|
Tighten all wire
connections for safety
|

|
Test thermostat for
proper anticipation setting
|

|
Inspect
thermocouple/igniter for proper burn
|

|
Check for correct
indoor blower speed
|

|
Check for proper
motor amperage
|

|
Clean and polish
furnace exterior
|