Toshiba VN-M150HE Service Manual page 48

TCC Link Central Control Remote Controller (TCB-SC642TLE2)
(1) Checking and testing
If an error has occurred in the Air to Air Heat Exchanger, the check code and the unit No. of the Air to Air Heat
Exchanger appear on the display of the remote controller.
Unit No. of the Air to Air Heat Exchanger is 31-OO.
Check codes are only displayed while the Air to Air Heat Exchanger is in operation.
If the display has already disappeared, access the error history by following the procedure described below.
Display of unit No.
(2) Checking the error history
If an error has occurred on the Air to Air Heat Exchanger, the error history can be checked with the following
procedure. Up to four errors are stored in memory.
The error history can be accessed regardless of whether the Air to Air Heat Exchanger is in operation or shut down.
1
Press and hold the
2
" " lights up, and CODE No. "01" is displayed.
3
If there is an error history when a group number is selected (blinking), the unit No. and the latest
error history information are displayed alternately.
Display of unit No.
4
To check other error history items, push the
CODE No. (01–04).
5
To check on a check code relating to another group, push the
select a group number.
Do not push the
6
To finish the service check, push the
UNIT No.
Blinks alternately
R.C No.
and buttons simultaneously for at least four seconds.
UNIT No.
Blinks alternately
R.C No.
button, as it will erase the entire error history of the selected group.
Display of check code
Display of check code
buttons and
button.
47
to select another check
and buttons to