Status Display Screens - Lochinvar Shield SNR150-100 Installation & Service Manual

10
Operating information
By using the Previous/Next (, ) arrow keys on the electronic control module display panel, you can navigate through the
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
#3
Press the Next  arrow key on the electronic control module display to access Screen #4.
#4
Press the Next  arrow key on the electronic control module display to access Screen #5.
#5
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Status Display Screens

Display shows:
RISE: ***.*F
FLUE: ***.*F
Open
Shorted
FAN SPD: ****RPM
FLAME SIG: **.*uA
FAULT 01 MM:DD:YY
(fault)
FAULT 01 hh:mm
(fault)
TM
(cont'd)
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.
The control will display the actual fan motor RPM.
The control will display the flame signal in dc microamps.
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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