Toshiba SMMS-e Quick Reference page 81

Backup Operation
(3) Change the connection of wiring between Comp-IPDU and Fan-IPDU, as shown in the below.
Outdoor Unit (8, 10, 12, 14, 16, 18HP)
Model: MMY-MAP0806 , MAP1006 , MAP1206 , MAP1406 , MAP1606 ,
1.When compressor No.1 (front left) is faulty：No change the connection of wiring
2.When compressor No.2 (front right) is faulty：
Change the connection of wiring between Como-IPDU and Fan-IPDU as shown in the below.
Ex. MMY-MAP0806*, MAP1006*, MAP1206* , MAP14B6*
CN21
Change the connection of wiring which is connected to the CN21, 23 of Comp-IPDU2
・Change to CN21 of Comp-IPDU1 from CN21 of Comp-IPDU2
・Change to CN23 of Comp-IPDU2 from CN23 of Comp-IPDU2
Ex. MMY- MAP1406 , MAP1606 , MAP18B6
Change the connection of wiring which is connected to the CN21, 23 of Comp-IPDU2
・Change to CN21 of Comp-IPDU1 from CN21 of Comp-IPDU2
・Change to CN23 of Comp-IPDU2 from CN23 of Comp-IPDU2
CN21
CN23 CN23
CN21
CN23
CN21
CN23
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