TAM827
Home Screen
SYSTEM STATUS
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↔
UNIT DATA
↕
↔
UNIT SERIAL #
↕
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UNIT CONTROLS
↕
↔
AFC SW BUILD
↕
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↔
EVC SW BUILD
↕
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↔
AFC SW VERSION
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↔
EVC SW VERSION
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↔
UNIT MODEL #
↕
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ALERT 1 <Cntrl>
<Alert short text>
ALERT 2 <Cntrl>
<Alert short text>
ALERT 3 <Cntrl>
<Alert short text>
ALERT 4 <Cntrl>
<Alert short text>
Auto scroll
Auto scroll
EHC(HHC) SW BUILD
↕
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↔
EHC (HHC) SW VERSION
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↔
CDA SW BUILD
↕
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↔
CDA SW VERSION
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↔
Display Assembly Home Menu
• UNIT CONTROLS
o AFC = Airflow Control
o EVC = Expansion Valve Control
o EHC = Electric Heat Control
o HHC = Hydronic Heat Control
o DA = Display Assembly
<Cntrl> = Control declaring fault
<Alert Short Text> = Short Text for Alarm (located in
Alert Code Addendum)
Note 1: System Status will rotate automatically with active
alerts. Only alerts with a notification level of User or Critical
are shown (same as the thermostat); up to four (4) alerts will
be shown, most recent first.
Note 2: Alerts shown will be only AFC faults for initial re-
lease. Specific control alerts are in Alert menu section.
• SYSTEM STATUS Messages
o STANDBY = Idle, no demand is present
o FAN = Continuous fan call
o ON CLG# = Compressor cooling, 1st or 2nd stage
o ON HP# = Heatpump heating, 1st or 2nd stage
o HP# + EH
nnn
= Heatpump h electric heating
o ON HPD# = Heatpump heating in defrost, 1st or 2nd
stage
o HPD# + EH
nnn
= Heatpump heating in d
electric heating
o EH
oooooo
= Electric heat, elements detected but
not active
o EH
nnnnoo
= Electric heat, elements active
o EH
nonnoo
= Electric heat, element faulty
o HH = Hydronic heating
o ON HP# + HH = Heatpump h hydronic heating
o ON HPD# + HH = Heatpump heating in d
hydronic heating
• When EHC is detected, boxes represent:
o
= element configured but not energized
n
= element configured and energized
o
= element faulty, may or may not be energized