SWING INDICATOR
Indicates air vane
operation (medium and
large cassette untis
only)
OFF
Press to turn
unit off.
SELECT
Press to set clock or timer.
Press ON/SEND to send
new setting to thermostat.
ON/SEND
Press to turn unit
on and/or update
settings.
LED NAME
On
ON
On
OFF
Timer
Blinking
Timer and On
Blinking synchronous
Fig. 35 — Infrared Transmitter
LED STATE
ON
OFF
•
Timer ON
•
Power returned after break while Timer was active
•
Fault F1 indication — error with unit mounted return air sensor
•
Fault on T4,0 input (input was opened for more than
10 seconds)
— Condensate high level
— Freeze stat alarm
Fig. 36 — Infrared Receiver
41
CLOCK
TIMER
TEMPERATURE
FAN SPEED
MODE INDICATOR
+, —
Press to adjust temperature
setpoint. Press ON/SEND to send
new setting to thermostat.
FAN
Press to change fan speeds
(high, medium, low, auto).
Press ON/SEND to send
new setting to thermostat.
MODE
Press to change modes
(cool, heat, auto change-over,
fan only). Press ON/SEND to send
new setting to thermostat.
SYSTEM STATE