Hitachi PSC-A1T Technical Catalogue

5 To return to the test run menu press “ ” (return) while indoor unit is not operated.
Conrm the selected indoor unit address and go to “I.U. Address Change”.
NOTE
• “ADD Check Operation” is not available when the control of 2 remote control switches (main and sub) are used.
• The switch operation other than “Run/Stop” is not available while “ADD Check Operation” is performed.
• Do not operate from the central controlling devices while “ADD Check Operation” is performed by the remote control switch.
• This function should not be used if there is a Central Control (like CSNET WEB) in the H-LINK line.

Indoor Unit Address Initialization
This function initializes the indoor unit address that has been changed by “I.U. Address Change” function or set by the au-
tomatic address allocation. Initializing the address by this function, indoor unit address is changed to the dip switch setting.
1 Press and hold “
” (menu) and “ ” (return) simultaneously for at
least 3 seconds during the normal mode (when unit is not oper-
ated). The test run menu is displayed then.
2 Select “I.U. ADD Initialization” from the test run menu pressing
“
” and “OK”.
3 Select the indoor unit by pressing “
” and press “OK”,
then the conrmation screen is displayed.
*Indoor units which are not supporting “I.U. ADD Initialization” func-
tion can not be selected.
The address of indoor unit that does not support “I.U. ADD Initializa-
tion” function is not initialized even when “All” is specicated.
I.U. ADD Initialization
4 Select “Yes” and press “OK” to start the address initialization pro-
cess.
*If the address initialization is successfully completed, connection
check is automatically started.
02-04

Function Selection and Input/Output Initialization
This function re-establishes the function selection and Input/Output values to factory setting values.
1 Press and hold “
” (menu) and “ ” (return) simultaneously for at
least 3 seconds during the normal mode (when unit is not oper-
ated). The test run menu is displayed then.
2 Select “FUNC, Input/Output INITIAL” from the test run menu
pressing “
” and “OK”.
4 Individual remote controls
PC-ARF
TCGB0106 rev.0 - 12/2014
85
4

Hitachi PSC-A1T Specifications

General

Brand	Hitachi
Model	PSC-A1T
Category	Controller
Language	English