| Comfort Question |
Probable Cause |
Probable Solution |
Comments |
| Which room will be
the warmest at 4:00
this afternoon? Or
coolest at 7:00 am? |
Air conditioning
system is out of
balance. |
Test and diagnose the
system,
test and
adjust airflow |
|
Do you turn up the TV
when the fan comes
on? |
Poor ducting, noisy
system, high velocity |
Test airflow. Replace
registers or grilles,
modify duct system |
|
Does steam collect on
your
bathroom
mirror? |
Inadequate exhaust
airflow |
Measure exhaust fan
airflow. Repair or
replace exhaust fan or
exhaust ducting |
|
Does anyone in your
home have allergies,
asthma or upper
respiratory problems? |
Poor indoor air quality |
Diagnose system and
evaluate building
pressures and
filtration systems |
|
Does your home get
dusty within
two days
of cleaning? |
Poor indoor air quality
due to duct leakage |
Measure system
performance. Make
needed duct system
adjustments |
|
| On hot or cold days,
does your system run
continuously to reach
your desired
temperature setting |
Poor system
performance due to
low airflow, or
refrigeration or
refrigerant charge |
Measure airflow,
combustion or
refrigerant
performance. Correct
airflow and then adjust
system performance |
|
| Have you had
continuous problems
with your system
since it was installed? |
Poor quality
installation or a
damaged duct system |
Measure system
performance,
diagnose defects,
renovate the duct
system |
|
| Do you have any
evidence of excessive
indoor humidity? |
Return air leakage or
building pressures are
out of balance. |
Test and diagnose the system,
determine needed repairs or
adjustments to the system. |
|
Are your energy costs
higher than
they
should be? |
Poor overall system
and equipment
performance. |
Measure system
CSER or HSER™
to identify system
renovation or
adjustments that may
be needed. |
|
