Lochinvar 1.3 - Manual (Page 31)

Service Manual
1
Service
(continued)
Temps Screen:
The Temps Screen displays the various temperatures as
measured by sensors connected to each control module. Items
that can be viewed on the Temps Screen are as follows:
• Heat Exchanger 1/2 Inlet - This is the water temperature
as measured by the sensor located in the inlet of each heat
exchanger.
• Heat Exchanger 1/2 Outlet - This is the water temperature
as measured by the sensor located in the outlet of each
heat exchanger.
• Heat Exchanger 1/2 Flue - This is the temperature as
measured by the sensor located in the flue connection on
each heat exchanger.
• Set Point - Two temperatures are shown in this display.
the top temperature is the Cascade Maximum Outlet
Temperature. The lower temperature is the tank set point
for a Hot Water Generation call.
• System Sensor - This is the water temperature as
measured by the sensor located in the system supply
piping. The system sensor must be installed for the
proper operation of the boiler.
• Outdoor Sensor - This is the temperature of the outside
air as measured by the sensor located outside. The use of
the outdoor sensor is optional. If the sensor is connected
the control will calculate the set point based on the
programmed outdoor parameters. See page 22 for
information regarding adjusting the outdoor parameters.
If the sensor is not present, none will be shown in the
display.
Time - The time is displayed in the upper right-hand corner of
the display. It is displayed in 24 hour format. Reference the
night setback parameters on page 24 for information regarding
adjusting the date and time.
Status button - Pressing this button displays the Status Screen.
this screen shows the current status of the SYNC boiler.
Reference page 13 for more information regarding this screen.
Main button - Pressing this button displays the Main Screen.
From this screen, navigation to eight (8) other screens is
possible. Reference the Main Screen on page 17 for more
information regarding this screen.
31