TROUBLESHOOTING
3.1.2
Location of Printed Circuit Boards (PCBs)
(1) Outdoor Unit
Refer to the Service Manual for Outdoor Unit.
(2) Indoor Unit
● Ducted High Static
(H,Y)IDH018B21S
PCB2
NF
TB2
TF
● Ducted Medium Static
PCB1
(H,Y,C)IDM024~048B21S Only
● Ducted Slim
← A
PCB2
3-6
(H,Y)IDH024B21S to (H,Y)IDH048B21S
PCB1
TB1
PCB2
TB2
TB1
(H,Y,C)IDM006~018B21S Only
View from A
TB1
PCB1
TB2
PCB1
TF
NF
TB2
TB1
SM-18001-rev.1