Trane NTXAMT A Series User Manual

76
Operation start
Check the outdoor unit
LED indicator.
Refer to 11-6.
"Check of power supply".
• Indoor unit
serial signal
error
Refer to 11-6.
"How to
check
miswiring and
serial signal
error".
• COOL or
HEAT
operation only
Refer to 11-6.
"Check of
R.V. coil".
• When cooling,
room is not
cool.
Refer to 11-6.
"How to check
inverter/
compressor".
• When cooling, heat
exchanger of
non-operating indoor
unit frosts.
•When heating, non-
operating indoor unit
gets warm.
Refer to 11-6.
"Check of LEV".
• When heating,
room does not get
warm.
Refer to 11-6.
"How to check
inverter/compressor".
Check mis-piping,
shortage of capacity.
• When cooling
dew drops in the
non-operating
indoor unit.
Check of
miss-piping.
Refer to 11-4.
"Troubleshooting check table".
Both LED1 and
LED2 are OFF.
Both LED1 and
LED2 are lighting.
LED1 or LED2
has blinked.
11-3. INSTRUCTION OF TROUBLESHOOTING
• Check the indoor unit with referring to the indoor unit service manual, and confirm that there is any problem in the indoor
unit.
Then, check the outdoor unit with referring to this page.
OBHT702

Trane NTXAMT A Series Specifications

General

Brand	Trane
Model	NTXAMT A Series
Category	Air Conditioner
Language	English