38
Fig. 35 — Infrared Transmitter
Fig. 36 — Infrared Receiver
ON/SEND
Press to turn unit
on and/or update
settings.
OFF
Press to turn
unit off.
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.
+, —
Press to adjust temperature
setpoint. Press ON/SEND to send
new setting to thermostat.
SELECT
Press to set clock or timer.
Press ON/SEND to send
new setting to thermostat.
CLOCK
TIMER
FAN SPEED
MODE INDICATOR
SWING INDICATOR
Indicates air vane
operation (medium and
large cassette untis
only)
TEMPERATURE
LED NAME
LED STATE
SYSTEM STATE
On
ON
ON
On
OFF
OFF
Timer
Blinking
•
Timer ON
•
Power returned after break while Timer was active
Timer and On
Blinking synchronous
•
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