Specifications

Logamax plus GB142 applications manual | 01.2012
Technical specifi cations are subject to change without prior notice
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GB142 Applications Manual
Programming - System 1
• When powering up the AM10 the current outdoor
temperature is displayed (Fig. 21).
• Press the mode key to switch to the next menu item. On
the screen a block will indicate the current step from 1
through 5.
• The second menu item is the current supply temperature
computed based on the current outdoor temperature
(Fig. 22).
• Press the mode key to switch to the next menu item.
• Define the heating curve by entering two distinct set points.
(A) Supply water temperature at 14°F (-10°C) outdoor
temperature (Fig. 23), and by pressing the mode key
again, (B) supply water temperature at 68°F (20°C) outdoor
temperature (Fig. 24).
• Press the mode key to switch to the warm weather shut
down (WWSD) temperature (Fig. 25). If the outdoor
temperature rises above this value space heating will stop.
• Pressing the mode key again will return the display to the
current outdoor temperature (Fig. 21).
Range Factory Default
Supply water temperature at 14°F: 68 - 194 °F 167 °F
Supply water temperature at 68°F: 68 - 194 °F 86 °F
Warm weather shut down temperature: 32 - 86 °F 70 °F
See also chapter 2.3 for additional information on the AM10.
Fig.21 Default display: Current outdoor temperature
Fig.22 Current target supply temperature
Fig.23 Heating curve upper value (14 °F)
Fig.24 Heating curve lower value (68 °F)
Fig.25 Warm weather shut down temperature