V-TYPICAL OPERATING CHARACTERISTICS
A-Blower Operation and Adjustment1
NOTE- The following is a generalized procedure and does
not apply to all thermostat controls.
1 -
2 -
ON
3 -
in OFF
B-Temperature Rise (FIGURE 58)
-
TEMPERATURE RISE
Supply Duct Temperature ________
Return Duct Temperature
_
_____
Temperature Rise = ________
SUPPLY
AIR
T
RETURN AIR
FIGURE 58
C-External Static Pressure
1 -
2 -
3 -
EXTERNAL STATIC PRESSURE
Supply Duct Static ________
Return Duct Static + _____
Total Duct Static = ________ (dry coil)
Duct Static
or
Supply Air
Return Air
FIGURE 59
D-Blower Speed Taps
-