Trane TVR Pro CO Series Service Manual page 48

How to exit specified menu mode:
Table 5-2.4: Exit specified menu mode method:
Menu mode
Debug mode
Maintenance mode
Backup run
Vacuum mode
Power limitation mode
Auto power save mode
Auto snow-blowing mode 1 (2)
VIP address setting
F / C setting
o o
UP / DOWN system check button
Before pressing UP or DOWN button, allow the system to operate steadily for more than an hour. On pressing UP or DOWN
button, the parameters listed in Table 5-2.5 will be displayed in sequence.
Table 5-2.5: System check
DSP1
content
0.-- Unit address
1.-- Unit capacity
2.-- Number of outdoor units
3.-- Number of indoor units as set on PCB
4.-- Total capacity of outdoor unit
5.-- Total capacity requirement of indoor units
6.-- Total corrected capacity requirement of master units
7.-- Operating mode
8.-- Outdoor unit actual operating capacity
9.-- Fan A speed index
10.-- Fan B speed index
11.-- Indoor heat exchanger pipe (T2/T2B) temperature (°C)
12.-- Main heat exchanger pipe (T3) temperature (°C)
13.-- Outdoor ambient (T4) temperature (°C)
14.-- Inverter compressor A discharge temperature (°C)
15.-- Inverter compressor B discharge temperature (°C)
16.-- Inverter module A heatsink temperature (°C)
17.-- Inverter module B heatsink temperature (°C)
18.-- Discharge superheat degree (°C)
19.-- Reserved
20.-- Reserved
21.-- EXVA position
22.-- Compressor discharge pressure (MPa)
23.-- Reserved
24.-- Number of indoor units currently in communication with master unit
25.-- Number of indoor units currently operating
26.-- Reserved
27.-- Silent mode
28.-- Static pressure mode
29.-- Reserved
30.-- Reserved
31.-- DC voltage A
32.-- DC voltage B
33.-- Reserved
Manual exit method
Long press SW6 "OK" button when the digital
display is not in menu selection state
/
/
Long press SW6 "OK" button when the digital
display is not in menu selection state
Select power limitation mode 1 "n41"
Select "nb3"
Select "nb7"
/
/
Parameters displayed on DSP2
Automatic exit method
After running 120 minutes
After running 60 minutes
After running 4 days or both
two compressors are failed
After running 8 hours
/
/
/
/
/
Master unit: 0; slave units: 1, 2
Refer to Note 1
Displayed on master unit PCB only
Displayed on master unit PCB only
Only available for master unit, displayed on slave
units has no sense
Displayed on master unit PCB only
Displayed on master unit PCB only
Refer to Note 2
Refer to Note 3
Refer to Note 3
Actual value = value displayed
Actual value = value displayed
Actual value = value displayed
Actual value = value displayed
Actual value = value displayed
Actual value = value displayed
Actual value = value displayed
Actual value = value displayed
Refer to Note 4
Actual value = value displayed × 0.1
Actual value = value displayed
Displayed on master unit PCB only
Refer to Note 5
Refer to Note 6
Actual value = value displayed × 10
Actual value = value displayed × 10
47
System restart
Invalid
Invalid
Invalid
Invalid
Valid
Valid
Valid
Valid
Valid
Remarks
Table continued on next page ...