13
Checkout -- Heat Pump Heating
S
HIGH HEAT RUNTIME: 5 min.
S
LOW HEAT RUNTIME: 5 min.
S
DEFROST: NO
The heat pump heating mode can be exercised with this menu
option. With a 2--stage heat pump, a low heat runtime and a high
heat runtime are independently selectable to exercise. A defrost
cycle is also selectable. Default time = Fixed 5 min. minimum,
range = 5 -- 120 min.
NOTE
:
Airflows during Checkout modes are fixed to the
Efficiency setting and are independent of other airflow settings. To
view airflows for normal heat pump heating mode, exit the
Checkout screen and apply a heating demand to the system.
Checkout -- Heat Pump Cooling or AC Cooling
S
HIGH COOL RUNTIME: 5 min.
S
LOW COOL RUNTIME: 5 min.
The heat pump cooling mode (or AC cooling mode) can be
exercised with this menu option. With a 2--stage heat pump or AC
unit, a low cool runtime and a high cool runtime are independently
selectable to exercise. The display will change to show the heat
pump or AC operating status.
Default time = Fixed 5 min. minimum, range = 5 -- 120 min.
NOTE
:
Airflows during Checkout modes are fixed to the
Efficiency setting and are independent of other airflow settings. To
view airflows for normal heat pump heating mode, exit the
Checkout screen and apply a heating demand to the system.
Checkout -- Humidifier
S
OFF
S
ON
The humidifier can be exercised On and Off with this menu option.
Checkout -- Ventilator
Speed:
S
OFF
S
LOW
S
HIGH
The ventilator can be exercised through all of its operating speeds
with this menu option.
Checkout -- System Access Module (SAM)
See System Access Module Installation Instructions for full details.
SERVICE MENUS
The Service Info menu will only show the equipment installed in
the system. Below is a sample using a furnace and a heat pump
(Hybrid Heat). A sample service menu is shown in Fig. 32.
SERVICE INFO
FURNACE STATUS
HEAT PUMP STATUS
LAST 10 SYSTEM FAULTS
RUN/FAULT HISTORY
TODAY’S DATE
MODEL/SERIAL NUMBER
SERVICE PHONE NUMBER
BACK SELECT
A03205
Fig. 32 -- Service Info Menu
Service -- Furnace Status or Gas PAC Status
The Status screens will show all of the current operating parameters
of each installed piece of equipment.
NOTE
: To view a less detailed Equipment Status screen, press and
hold the right side button for 3 seconds. This will display
equipment stage, fan status, actual and target humidify settings.
Heat Stage:
S
OFF, LOW, HIGH
Displays stage of heat that the furnace is currently delivering.
Airflow CFM:
S
(furnace model dependent)
Cubic Feet per Minute of air the blower is currently delivering.
Inducer RPM (90% furnaces only):
S
Inducer motor RPM value.
Blower RPM:
S
Actual RPM feedback from indoor blower motor.
Static Press:
S
Inches of water. Displays the calculated static pressure
that the fan coil is currently experiencing.
S
If static pressure cannot be accurately calculated, the dis-
play will read UNKNOWN. When this is seen, the sys-
tem is adjusting to high static pressure by cutting back
blower RPM.
Lockout Timer:
S
Seconds
If a lockout timer is active, this will show the current time value.
See furnace manual for details on lockout timers.
Service -- Fan Coil Status
Electric Heat:
S
OFF, LOW, MED, HIGH
Displays stages of electric heat that the fan coil is currently
delivering.
Airflow CFM:
S
(fan coil model number dependent)
Cubic Feet per Minute of air the User Interface is currently
requesting.
Blower RPM:
S
Actual blower motor RPM value
Static Press:
S
Inches of water. Displays the calculated static pressure
that the fan coil is currently experiencing.
S
If static pressure cannot be accurately calculated, the dis-
play will read UNKNOWN. When this is seen, the sys-
tem is adjusting to high static pressure by cutting back
blower RPM.
Service -- Heat Pump / AC Status
Stage: (Heat / Cool)
S
OFF, LOW, HIGH
Displays stage of heating or cooling that the Heat Pump/AC is
delivering.
Defrost:
S
NO, YES
Displays status of defrost mode if heat pump.
Airflow CFM:
S
Airflow User Interface is requesting from blower.
Outdoor Coil Temp:
S
_
F or
_
C (default =
_
F)
Temperature of the outdoor unit coil (only available on 2--stage
communicating outdoor units).
Blower RPM:
S
Actual RPM feedback from indoor motor.
Static Press:
S
Inches of water. Displays the calculated static pressure
that the fan coil is currently experiencing.
CCUI
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