It does WHAT?
The step after the burners ignite is
What is the flame sensor sense flame?
You would check for this if there is no lights on the board
This is first thing you should do when the client answers the door
What is smile and introduction of yourself?
This senses flame
What is a flame sensor?
This adds humidity to the air by bypassing air from the return to the supply
This is done after the R to W terminals on the thermostat close
What is Safety Check?
This blocks the airflow and will shut down the furnace due to overheating
What is a dirty filter?
What is the agenda card and building rapport?
This creates a pressure difference in the combustion system
What is the inducer motor?
This is the ideal humidity range for a home in the winter months
What is 35 to 45%?
These have to close before the ignitor is energized
What are pressure switches?
This will cause the burners to not stay lit
What is a dirty flame sensor?
This statement should be said before starting work on the furnace
What is "If I found anything that could be harmful or beneficial to you, your family or your system you would want me to let you know?"
These are the 2 types of heat exchangers in a high efficiency furnace
What are the primary and secondary heat exchangers?
These are the 3 types of humidifiers we install
What are bypass, powered and steam?
This is the typical delay for a Carrier furnace from 1st to 2nd stage heating
What is 15-20 minutes?
If this is plugged with debris it will shut down the furnace
What is the PVC venting?
There should never be an option for an accessory or add on unless
What is the client has already been talked to or shown?
This is the sensor that tells you the furnace is getting to hot
What is the high limit?
This is the amount of dirt that will begin to affect operation of a blower wheel
What is an 1/8"?
What is 90-180 seconds?
You would check these things if you are getting a pressure switch fault
Your options should be done where
What is on the tablet and on paper as a leave behind?
These are the two main differences between an 80% and 90+% furnace
What is the type of venting and the number of heat exchangers?
These are the 2 types of UV light emitted from our UV light system
What is UVV and UVC?