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AERCO Esteem O&M Manual User Manual

Page 63

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57

Entering MCBA Access Code

Graph 1 illustrates Parameter 4 adjusted to 140ºF target temperature at 0ºF
outdoor air temperature

Table 3: Outdoor Air Temperature Reset (Example)

Graph 1: Outdoor Air Temperature Reset Curve (Example)

Note: Factory setting of Parameter 4 is 186ºF.

Outdoor Temperature

Boiler target Temp. Based on

Outdoor Temp.

0ºF or Lower

140ºF

23ºF

122ºF

40ºF

108ºF

64ºF or Higher

86ºF

GF-125