Trane TVR Pro CO Series - Page 46

45
Menu mode function:
Table 5-2.3: Menu mode function
Digital display
content
Menu mode
Remarks
n14
Debug mode
Only available for the master unit (all indoor units running in cooling mode)
n16
Maintenance mode
Only available for the master unit, the system does not check the indoor units’ number.
n24
Reserved
n25
Reserved
n26
Backup run
Only available for outdoor unit with two compressors. If one of the two compressors is
fail, the other compressor will keep running for up to 4 days and then stop automatically.
n27
Vacuum mode
It is only used in maintenance process. The digital display displays “R006”, all solenoid
valves are open and EXVs are open to the maximum steps.
n31
History error codes
Display recent ten history error codes
n32
Cleaning history error codes
n33
Reserved
n34
Factory reset
Only available for the master unit
n41
Power limitation mode 1
Only available for the master unit, 100% capacity output
n42
Power limitation mode 2
Only available for the master unit, 90% capacity output
n43
Power limitation mode 3
Only available for the master unit, 80% capacity output
n44
Power limitation mode 4
Only available for the master unit, 70% capacity output
n45
Power limitation mode 5
Only available for the master unit, 60% capacity output
n46
Power limitation mode 6
Only available for the master unit, 50% capacity output
n47
Power limitation mode 7
Only available for the master unit, 40% capacity output
nb1
Fahrenheit degree setting (
o
F)
Only available for the master unit
nb2
Celsius degree setting (
o
C)
Only available for the master unit
nb3
Exit auto power save mode
1
Only available for the master unit
nb4
Enter auto power save mode
1
Only available for the master unit
nb5
Auto snow-blowing mode 1 (customized)
According to outdoor ambient temperature (T4), the outdoor fan(s) periodically stop for
15 minutes and run for 2 minute
nb6
Auto snow-blowing mode 2 (customized)
According to outdoor ambient temperature (T4), the outdoor fan(s) periodically stop for
30 minutes and run for 2 minute
nb7
Exit auto snow-blowing mode
nb8
VIP address setting
The digital display will display “IdXX”, “XX” stands for VIP address, use UP / DOWN button
to change the VIP address and press OK button to confirm the specified VIP address.
nF1
Reserved
nF2
Reserved
Notes:
1. Auto power save mode means EMS mode, the evaporating temperature (in cooling) is automatically adjusted according to both indoor and outdoor
temperature to maximize the comfort and energy efficiency. Exit auto power save mode, the evaporating temperature (in cooling) is
2. fixed.