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Toshiba MMY-MAP0724HT6UL - Check after Address Setup When Central Control System Is Connected

Toshiba MMY-MAP0724HT6UL
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79
8-4-4. Check after address setup when central control system is
connected
When the central control system is connected, check that the following setup has finished after address setup.
NOTE
The figure above does not show all the electric wires.
For details, refer to the installation manuals for the outdoor unit, indoor unit, remote control, or optional devices.
Main check items Check
Relay
connector
(1)Is the relay connector of the header unit connected after address setup?
(2)Is the relay connector of the follower unit removed?
Terminal
resistance
(3)Is the end resistance (SW30-bit 2) of the header unit with the smallest line address number
in the central control turned on? (Setup is unnecessary for follower units.)
(4)Is the terminal resistance (SW30-bit 2) of the header units, except for the line with the
smallest central control line address, turned off? (Setup is unnecessary for follower units.)
Line address (5)Are addresses in the line address (SW13, SW14) not duplicated in each refrigerant line?
Central remote
control
Other refrigerant line
Header unit (A)
Outdoor unit
Indoor unit
Header unit (A)
Follower unit (B) Follower unit (C)
Remote
control
Remote
control
Remote
control
Line address = 2
Line address = 1
To other refrigerant line

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