Lochinvar Shield SNR200-100 Installation And Service Manual page 52

11
Operating information
By using the Previous/Next ( ,
five (5) display screens. Each screen will contain two (2) viewable items. The following is a description of the individual items
and what they can display:
Screen
RISE: ***.*F
FLUE: ***.*F
#3
Open
Shorted
Press the Next
FAN SPD: ****RPM
#4
FLAME SIG: **.*uA
Press the Next
FAULT 01 MM:DD:YY
(fault)
#5
FAULT 01 hh:mm
(fault)
52
Status Display Screens
) arrow keys on the electronic control module display panel, you can navigate through the
Display shows:
The control will display the temperature difference between the
outlet and inlet of the heat exchanger.
The control will display the flue temperature.
The control does not detect the flue sensor.
The flue sensor wires or the sensor itself has become shorted.
arrow key on the electronic control module display to access Screen #4.
The control will display the actual fan motor RPM.
The control will display the flame signal in dc microamps.
arrow key on the electronic control module display to access Screen #5.
This screen allows the user to view the last 10 faults. The most recent
fault is shown first. The top line of the display shows the fault number,
and alternates between the date of the fault (MM:DD:YY) and the
time (hh:mm). The bottom line shows cause of the fault. To view
earlier faults, press the UP key. To review later faults, press the DOWN
key.
Installation & Service Manual
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