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Y8150 FRESH AIR VENTILATION SYSTEM, W8150 FRESH AIR VENTILATION CONTROL
68-0282—07 6
Measuring airflow…
1. Make sure all HVAC system air filters are clean and
installed.
2. Push Test button:
• Control opens damper and turns on HVAC fan for
three minutes.
• A red or green light is flashing; you can now measure
airflow.
3. Follow instrument instructions for measuring airflow.
TIPS:
• You can exit the test mode at any time by pressing the test
button again.
• See Conversion Table (located after wiring diagrams) for
quick area and airflow setting conversions.
• For future reference, record the air flow on the inside of the
device cover.
• Pitot Tubes and flow measuring stations are commonly
used airflow measuring devices.
About the control settings…
Dial Settings
These settings allow the installer to customize the control to
meet the ventilation requirements for the home.
Ventilation Standard
Building codes are different everywhere. The W8150
Ventilation Control can be configured to operate based on:
• ASHRAE 62.2.
• ASHRAE 62-1999
TIP:
• Clear understanding of local codes and practices is
required to make sure the ventilation system is installed
and configured correctly. Generally, ASHRAE 62.2 control
method is recommended and can meet many existing local
codes.
*In Canada, interlocking exhaust equipment
may be required for balanced ventilation.
Ventilation Limit
This setting determines the maximum amount of time that the
fan runs for ventilation.
Setting ventilation limit and ventilation standard.
Code/Standard Setting
General Ventilation
Requirements
ASHRAE 62.2
Washington State Energy
Code
ASHRAE 62.2
Canadian Building Code* ASHRAE 62.2
Minnesota Energy Code 62-1999
2002 International
Residential Code
62-1999
BEDROOMS
M22009
Ventilation Limit*
Ventilation
Standard
1
2
60%
ASHRAE 62.2
100%
62-1999