Activating The Indoor Unit Operating Parameter Modification Menu - AERMEC WRC1 User Manual

Activating the indoor unit OPERATING PARAMETER modification menu:

WARNING: accidental modifi cation of these parameters may cause malfunctions or block the entire system; reminder:
setting or modifying these parameters must ONLY be performed by the technical assistance service or personnel having
the necessary technical skills.
This function is used to modify a series of operating parameters (each code is associated with the letter "P"); to set these oper-
ating parameters, perform the following operations:
(1)
press the "FUNCTION" button for at least 5 seconds, after which the temperature setting will be replaced by an indica-
tion of the operating parameter currently displayed (from C00 up to C20; for more information about the operating parame-
ters sequence and the data displayed, refer to the table provided below);
(1)
press the "FUNCTION" again for at least 5 seconds, after which Parameter C00 will be replaced by the fi rst modifi able
parameter identifi ed by the code P00 (sequence from P00 to P54); for more information about the operating parameters
sequence and the data displayed, refer to the table provided below);
(2)
press the buttons ( ) or (
(3)
press the "SWING/ENTER" button again to exit the operating parameter display;
List of operating parameters (read-only data):
Parameter
Function
index
Set the system
MASTER unit
Enable infra-
red remote
controls
Set the address
of the wired
panel
) to scroll the operating parameters;
Default Range
00: SLAVE unit
00
01: MASTER unit
00: NOT enabled
01
01: enabled
01: MASTER panel
01
02: SLAVE panel
Description of operating parameter
This parameter is used to set an Indoor unit as the system
master; for these systems, the presence of a master unit IS
ABSOLUTELY COMPULSORY; inasmuch, one of the indoor
units must be set as such; reminder: the master unit is the
reference unit for solving mode conflicts; consequently, if
the master changes its operating mode, so does the entire
system; to set the parameter, proceed as follows:
(1) Select the operating parameter "P10";
(2) Press the "MODE" button to enter the parameter modify
mode;
(3) Press the arrow buttons to set the required value;
(4) Press the "SWING/ENTER" button to return to the list of
operating parameters
WARNING:
• after setting a master, its wired panel will indicate its mas-
ter status by means of an icon;
• if, after setting a unit as the master, the operation is
repeated on another Indoor unit, the master status will be
modified, and the system will be updated with the new ref-
erence unit
This parameter is used to enable or disengage the infra-red
remote controls on the system (if envisaged); this parameter
can ONLY be set from the panel of the master indoor unit;
to set the parameter, proceed as follows:
(1) Select the operating parameter "P11";
(2) Press the "MODE" button to enter the parameter modify
mode;
(3) Press the arrow buttons to set the required value;
(4) Press the "SWING/ENTER" button to return to the list of
operating parameters
This parameter is used to set the address to be assigned to
the wired panel; this parameter is used if two panels are
connected to the same machine or the same group in
order to set two different addresses; to set the parameter,
proceed as follows:
(1) Select the operating parameter "P13";
(2) Press the "MODE" button to enter the parameter modify
mode;
(3) Press the arrow buttons to set the required value;
(4) Press the "SWING/ENTER" button to return to the list of
operating parameters
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