12
SVU-MCXA_GB-EX (R410A)
System Operation
System Features
1. Watchdog
There is a circuit in the system to
watch the operation of the
microprocessor.
2. Compressor Delay Protection
There is a time delay for restarting
the compressor.
3. Compressor Minimum on Time
Once the compressor starts, it will
operate at least 24 seconds.
4. Non-Volatile Memory
(Auto Restart)
If there is a power interruption or
failure and back to normal, the
control will automatically resume
its operation with the same setting
parameters except those related
to time.
5. Freeze Function
To prevent the indoor coil freezing,
this feature will stop compressor
when the indoor coil temperature
is below 0ºC.
6. Defrost Function
This feature will protect the
system operating in heat mode
under very low ambient
temperature.
7. Compressor Status Indicator
This feature is the basic detection
of compressor status by showing
on the display while
compressor is operating.
Error Code & Display
- Do not inspect or service the air
conditioner while it is operating.
Turn off the power supply before
doing any inspection or service
work.
- The power cord should be kept
away from furniture with sharp
corners. It may cause fire or
electric shock.
- When the air conditioner will not
used for a long time, be sure to
turn
OFF
the power supply.
If you have any questions or
problems with your air conditioning
system, please consult your nearest
Trane
dealer.
Adjust Air Flow Direction
- The supply air grille may be
adjusted
left
,
right
,
up
or
down
manually.
- Adjust the air flow direction
properly, otherwise, it may cause
discomfort and make the room
temperature uneven.
Adjust Air Flow Direction
(with sweep option)
- The sweep motor will sweep the
supply air grille
upward
and
downward
.
- For
left
and
right
air flow, the
supply air grille can be adjusted
manually.
Operating Precautions
The air conditioner must be properly
installed by a qualified installer in
accordance with installation
instructions.
Anti-Recycle Timer
- The control system has a built-in
3 minutes anti-recycle timer which
helps to preserve the life of
system components.
- Anti-recycle timer will operates as
circumstances occur while the air
conditioner is operating:
•
Temperature setting is adjusted
back and forth.
•
ON/OFF switch is turned ON
or OFF.
•
Room temperature reaches the
set point.
•
Power failure.
Once one of the above conditions
occurs, the anti-recycle timer will
start preventing the outdoor unit
operation for approximately
3 minutes.
Freeze Protection
The system is protected against low
indoor coil temperatures. Under
certain conditions, the LED
indicating the protective function has
been activated will blink, together
with error code 01 shown on the
display. System adjustment is not
necessary.
Stop the air conditioner at once if
any of the followings occurs:
- The power cord is too hot to be
touched by hand.
- The insulation of the power cord
is exposed at any point.
- The fuse is blown or circuit
breaker trips frequently.
- Malfunction or abnormal situation
of the air conditioning system
occurs such as a burning smell.
Error code
Description
LED blinking
Freeze protection
Defrost function
Compressor overload protection
Anti overheat protection
Low ambient protection
Room sensor error
Deice sensor error
Freeze sensor error
yes
yes
yes
yes
yes
yes
yes
yes
SVU-MCXA_GB-EX (R410A).indd
21/11/2017, 11:27 AM
12
