Lennox GCS16 Series - Page 132

C14-1 diagram with D5 diagram
W973 Control with modulating economizer and warm-up
Page 132
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5
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11
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22
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13
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10
2
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1
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42 43
24V POWER
24V COMMON
EC
H 1
H 2
C 1
C 2
Thermostat Footnotes
Economizer Footnotes
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7
18