Static Pressure Reading Location Diagrams
OUTDOOR UNIT
RETURN STATIC
INCLINE MANOMETER
AIRFLOW
Upflow Total Static Pressure Reading Locations
ELECTRONIC
AIR CLEANER
HUMIDIFIER
SUPPLY STATIC
INCLINE MANOMETER
A/C COIL
Downflow Total Static Pressure Reading Locations
COMBUSTION
AIR PIPE
A/C COIL
ELECTRONIC
AIR CLEANER
Basement — Upflow Application
Closet — Downflow Application
42
VENT PIPE
SUPPLY STATIC
HUMIDIFIER
INCLINE MANOMETER
GAS-FIRED
WATER HEATER
RETURN STATIC
VENT
INCLINE MANOMETER
COMBUSTION
AIR
OUTDOOR
UNIT
AIRFLOW
A95090
A95091