Toshiba MMY-MAP0804HT5P - Page 286

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(7) Install the service P.C. boards (A) and (B) in the outdoor unit controller.
(Make sure that they are firmly secured to the card edge spacers (
7).)
(8) Securely connect the service P.C. boards to the chassis using the earthing screws (
5), (6) removed in step 4.
If either of the screws is loose, it will pose a risk of device failure by degrading noise control, so take care while
engaging in the work.
Nevertheless, do not use an electric or pneumatic screwdriver under any circumstances as it may lead to
component damage.
(9) Connect the wiring using the connectors and fast-on terminals removed in step 3.
Make sure that the connectors and fast-on terminals are connected correctly and securely.
(10)If any component on the P.C. board becomes crooked during replacement, straighten it without touching any
other component.
(11)Mount the terminal block sub-assembly (
1) and firmly secure it using the screws (3).
(12)Securely connect the red, white and black leads from the service P.C. board (A) to the power supply terminal
block (
4) using the screws (2).
(13)Put the cover on, turn on the power, and check operation.
L1  L2    L3
CN22
P15
CN11RED
L1(R)
CN23 RED
L1(R)
L2(S)
CN12WHI
CN13BLK
L3(T)
P16
P18
P11
L3(T)
P17
GRY CN24
CN50
L2(S)
CN41RED
CN42WHI
CN14
P10
GRY
CN43BLK
CN34
L1(R)
RED
CN31
L2(S)
WHI
CN32
L3(T)
BLK
CN33
N
Close-up view of screw-on terminals (8)
Screw tightening torque (N•m)
Screw diameter Torque (N•m)
M6 2.5±0.1
M4 1.2±0.1
M3 0.5±0.1