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028-0323-02_LIT-VZ7656R&VZ7656H_W-E01_EN
September 2019
Sequence of auto-scroll status display:
CLOCK
STATUS
SYSTEM
MODE
SCHEDULE
STATUS
OUTDOOR
TEMPERATURE ALARMS
Monday
12:00
AM
Sys mode
auto
Occupied
Outdoor
x.x °C or°F
Service
Sys mode
off
Occupied
hold
DAS Alrm
Sys mode
heat
Unoccup
SetClock
Sys mode
cool
Filter
Comm Lost
Outdoor air temperature
Outdoor air temperature display is only enabled when outdoor air temperature sensor is
connected.
•
A maximum range status display of 50 °C (122 °F) indicates a shorted sensor.
Associated functions, such as mode lockouts and economizer function are
automatically disabled.
•
A minimum range status -40 °C (-40 °F) is not displayed and indicates a opened
sensor or a sensor not connected. Associated functions, such as mode lockouts and
economizer function are automatically disabled.
Alarms
•
If alarms are detected, they will automatically be displayed at the end of the status
display scroll.
•
During an alarm message display, the back lit screen will light up at the same time as
the message and shut off during the rest of the status display.
•
Two alarms maximum can appear at any given time.
•
The priority for the alarms is as follows:
Sequence of manual-scroll status display:
Manual scroll of each menu item is achieved by pressing the Yes (scroll) key repetitively. The
last item viewed will be shown on the display for 30 seconds before returning to automatic
scrolling. Temperature is automatically updated when scrolling is held.
Clock Status
System
Mode
Schedule
Status
Outdoor
Temperature
Alarms
(if detected)
Monday
Sys Mode Occupied
Outdoor
Service
12:00 AM
Off
xx.x °C or °F
DAS Alrm
Sys Mode Unoccupied
SetClock
Auto
Filter
Sys Mode Override
Comm Lost
Cool
Sys Mode
Heat