Trane IntelliPak RA 20 Installation, Operation And Maintenance Manual page 129

2. To modify parameters:
a. Press Main Menu twice (press Back if the main
menu does not display)
b. Use the Up and Down buttons to find the
parameter menu group (first part of parameter
number)
c. Press OK
d. Use the Up and Down buttons to select the
correct parameter sub-group (first digit of
second part of parameter number)
e. Press OK
f. Use the Up and Down buttons to select the
specific parameter
g. Press OK
h. To move to a different digit within a parameter
setting, use the Left and Right buttons
(Highlighted area indicates digit selected for
change)
i. Use the Up and Down buttons to adjust the digit
j. Press Cancel to disregard change, or press OK
to accept change and enter the new setting
3. Repeat Table 70, p. 129
supply fan VFDs and Table 72, p. 131
fan VFDs (if low ambient option is installed).
4. To reset all programming parameters back to the
factory defaults:
a. Go to parameter 14-22 Operation Mode
b. Press OK
c. Select Initialization
d. Press OK
e. Cut off the mains supply and wait until the
display turns off.
f. Reconnect the mains supply - the frequency
converter is now reset.
Table 70. Supply fan VFD programming parameters
Description
ID
Language
0-01
Regional Settings
0-03
Grid Type
0-06
[Hand on] Key on LCP
0-40
RT-SVX063E-EN
and Table 71, p. 131 for
for condenser
For IT Grid (no ground connections) or Corner grounded Delta power supply
systems, the applicable voltage/Hz and IT-Grid or Delta should be selected.
g. Ensure parameter 14-22 Operation Mode has
reverted back to "Normal Operation".
N N o o t t e e s s : :
• Item 9 resets the drive to the default
factory settings. The program
parameters listed in
and
VFDs and
condenser fan VFDs (if low ambient
option is installed), will need to be
verified or changed as described in
Item8.
• Some of the parameters listed in the
table are motor and application
specific. Due to various motors and
efficiencies available, use only the
values stamped on the specific motor
nameplate.
• A backup copy of the current setup
may be saved to the LCP before
changing parameters or resetting the
drive . See LCP Copy in the VFD
Operating Instructions for details.
5. Follow the start-up procedures for supply fan .
6. After verifying that the VFD(s) are operating
properly, press the STOP key at the Human
Interface Module to stop the unit operation.
7. Follow the applicable steps in the "Final Unit
Checkout" section to return the unit to its normal
operating mode.
If a problem with a VFD occurs, ensure that the
programmed parameters listed for supply and
condenser fan VFDs have been set before replacing the
driveTable 70, p. 129
fan VFDs and Table 72, p. 131
(if low ambient option is installed).
Parameter Setting
[0] English US
[1] North American
Set to applicable unit power supply
[102] 200-240V/60Hz for 208 & 230V/60Hz units
[122] 440-480V/60Hz for 460V/60Hz units
[132] 525-600V/60Hz for 575V/60Hz units
[12] 380-440V/50Hz for 380 & 415V/50Hz supply
[0] Disabled
S S e e r r v v i i c c e e a a n n d d M M a a i i n n t t e e n n a a n n c c e e
Table 70, p. 129
Table 71, p. 131 for supply fan
Table 72, p. 131 for
and Table 71, p. 131 for supply
for condenser fan VFDs
129