Gas Furnaces
Heat Pumps
Electric Heaters
Troubleshooting
History of Service Experts
100

Name two fuel source of a gas-fired furnace

L.P. & Natural Gas

100
Where the heat from a heat pump is gathered
Outdoors
100
How are electric heaters energized
Sequencer or contactor
100
If voltage is read across a fuse what does this indicate
The fuse is blown
100

Service Experts Headquarters is in which city & state

Dallas, Tx

200
When fuel is burnt, it produces this harmful gas
Carbon Monoxide
200
Heart of the heat pump
Reversing valve
200
What is balance point
When heat is being added to the structure, which matches what is being lost
200
How could a technician determine if a heat pump reversing valve is defective
Temperature differences (on true suction)
200

When was Service Experts established

1996

300

Removes the flue gas from the heat exchanger chamber.

Draft

300
Design conditions for a heat pump
Indoor 70F. Outdoor 45F
300
When is it necessary to energize the electric heaters
Balance point or defrost
300
A abnormally low suction pressure in the heat pump mode of operation could indicate _________
Dirty outdoor coil
300

What is the purpose of the CCLC

To keep a customer doing business with us

400

This component shuts the furnace off in the event of over-heating

High Temperature limit

400
When is the reversing valve energized
Depends of the manufacturer
400
What is the name of the component in the unit that helps the heat pump heat the home

Electric Heat Strip, heat strip, auxiliary heat strip

400
If a gas furnace starts, runs for a few seconds, shuts down, and repeats this process, the problem is most likely
Defective flame sensor/rectification
400

What is the name of the group that owns Service Experts

Brookfield group

500
The manifold pressure of a L.P. fired furnace
11" w.c.
500
What causes the reversing valve to shift
Pressure
500

When is an electric heater referenced as a emergency heater

When the heat pump has failed

500
Given a three ton A/C system operating normally, the delta H should be
6.67
500

In what year did Willis Carrier patent A/C and what was it first called

1908 / Apparatus for treating air

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