Toshiba MMU-AP0072H2UL-1 Service Manual page 42

No. Item
13 Display of
[ OPERATION
READY]
[ PRE-HEAT]
14 Selection of
central control
mode
• In case of TCC-LINK central control
Operation from
TCC-LINK
central control
Individual
[Central 1]
[Central 2]
[Central 3]
[Central 4]
( : Operation possible
Outline of specifications
<OPERATION READY> Displayed on the remote control
1) When the following check codes are indicated
• Open phase of power supply wiring [P05] was detected.
• There is an indoor unit that detected the indoor
overflow [P10].
• There is an indoor unit that detected the interlock alarm
[L30].
2) During Force Thermo-OFF
• [COOL/DRY] operation is unavailable because the
other indoor unit operates with [HEAT] mode.
• [HEAT] operation is unavailable because COOL priority
(SW11-bit1 of the Outdoor I/F P. C. board is ON) is set and
the other indoor unit operates with [COOL/DRY] mode.
3) The above indoor units that cannot operate stay in
Thermo-OFF status.
4) The indoor fan stops because the system performs
[Recovery operation for heating refrigerant (Oil)].
<PRE-HEAT> Displayed on the remote control
The indoor fan stops in order to prevent discharge of cool air
when heating operation started or during heating operation.
(including the defrost operation during thermo-OFF)
1) Selection of the contents that can be operated by the remote control at the indoor
unit side is possible according to setting at the central control side.
2) Setting contents
Operation on RBC-AMT32UL
ON/OFF Operation Timer
setting selection setting
×
× ×
×
×
×
: Operation impossible)
• In case of wired remote control type, [Central control
central control mode
• Display flashes when an item of the operation prohibited was changed on the remote
control.
• In case of wireless remote control type, the display lamp does not change but the
contents that can be operated are same in the central control mode.
(∗1) The operation from the wireless remote control in the central control mode is
notified with the receiving sound, Pi, Pi, Pi, Pi, Pi (5 times).
(∗1)
If the operation select modes are different in the central 2 to 4 from those at the
central control side, the operations Temp. Setting, air volume setting, and air direction
setting are inoperable.
Temp. Air speed
setting setting
×
× ×
×
42
Remarks
• < > display
No display for wireless
remote control
• < > display
On
Air direction
RBC-AMT32UL
setting
No display
[Central control
display
] display (Goes on) in the
]