Pioneer QUANTUM INVERTER Series Service & Troubleshooting Manual page 118

Displayed code
Room temperature
T1
Indoor coil
temperature
T2
Outdoor coil
temperature
T3
Ambient
T4
temperature
Outlet temperature
Tb
of indoor coil
Discharge
TP
temperature
Suction temperature
TH
Targeted frequency
FT
Actual frequency
Fr
Indoor fan speed
IF
Outdoor fan speed
OF
EXV opening angle
LA
Compressor
continuous running
CT
time
Causes of
ST
compressor stop
Displayed
Explanation
-1F,-1E,-1d,-1c,-
1b,-1A
-19—99
A0,A1,...A9
b0,b1,...b9
c0,c1,...c9
d0,d1,...d9
E0,E1,...E9
F0,F1,...F9
0
1,2,3,4
14-FF
0-FF
0-FF
0-99
Troubleshooting

Meaning
value
-25,-24,-23,-22,
-21,-20
-19—99
100,101,...109
110,111,...119
120,121,...129
130,131,...139
140,141,...149
150,151,...159
OFF
Low speed, Medium
speed, High speed,
Turbo.
Actual fan speed is
equal to the display
value converted to
decimal value and
multiplied by 10. This
is measured in RPM.
Actual EXV opening
value is equal to
the display value
converted to decimal
value and then
multiplied by 2.
0-255 minutes
For a detailed
explanation, contact
technical support.
10

Additional Notes
1. All displayed temperatures
use actual values.
2. All temperatures are
displayed in °C regardless
of remote used.
3. T1, T2, T3, T4, and T2B
display ranges from -25 to
70 °C. TP display ranges
from -20 to 130 °C.
4. The frequency display
ranges from 0 to 159HZ.
5. If the actual values exceed
or fall short of the defined
range, the values closest
to the maximum and
minimum values will be
displayed.
N/A
Used for some large capacity
motors.
Used for some small capacity
motors.
The display value is 14-FF
(hexadecimal). The
corresponding fan speed
ranges from 200 to 2550RPM.
-
If the actual value exceeds
or falls short of the defined
range, the value closest to the
maximum and minimum will
be displayed.
-