Economizer Control (Excludes Vfd And Bas Options); Four And Six Point Loads - York 20 Series Installation Manual

349215-JIM-B-1008
Exhaust Air
Adjustment
Screw
Exhaust Air LED
Damper Min.
Position
Screw
Indoor Air Quality
Max. Adjustment
Screw
Indoor Air Quality
LED
Indoor Air Quality
Min. Adjustment
Screw
Free Cooling LED
Economizer Enthalpy
Set Point Adjustment
Screw
FIGURE 10 - ECONOMIZER CONTROL (EXCLUDES VFD AND BAS OPTIONS)
A
D
FIGURE 11 - FOUR AND SIX POINT LOADS
22
N1
P1
T1
AQ1 AQ
SO+ SO
SR
SR+
B
C
EXH
N
Set
EXH
P
Min
Pos
T
IAQ
Max
IAQ
IAQ
Min
Free
Cool
B C
A
D
A
TR TR1
24 24
Vac Vac
HOT COM
+
1
2
5
3
4
EF EF1
E
F
D
C
B
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