White Rodgers EMERSON BLUE 1F98EZ-1441 - Manual (Page 19)

DIAGNOSTICS
If your thermostat detects a problem
with the system, the touchscreen
thermostat Home Screen Display
will indicate “Call for Service”
and CHECK CROSSOVER in the
scrolling message area. When this
is present contact your qualifi ed
service technician.
The Fault message and the “Call
for
Service” clears itself when
faults have been corrected.
If a voltage spike or a static discharge blanks out the display or causes erratic operation,
you can reset the thermostat.
To reset the thermostat, touch and and the SYSTEM keys at the same time. The
thermostat will go blank and then all segments will be displayed momentarily.
Note: When the thermostat is reset, the Thermostat Options Confi guration Menu
settings, time and programming schedule will reset to the factory settings. Refer to the
customized settings for your thermostat and system on the back cover of this book. Use
this Guide to put Menu options back as they were before the thermostat Reset. For your
convenience, Factory Settings are as shown.
System Problem Screen
Reset Operation
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DIA
GNOSTICS