Fujitsu UTY-TFNXZ1 Setting Manual page 21

(3) Connect specified wires securely, and fasten them so that there is no stress applied on the
terminals.
(4) Use a screwdriver with an appropriate bit size to tighten the terminal screws. Using of
screwdriver with inappropriate bit size will damage the screw heads, and the screws will
not be tightened properly.
(5) Do not overtighten the terminal screws. Otherwise, the screws may break.
Screw with special washer
Ring terminal
Wire
(6) See the table for the terminal screw tightening torques.
M4 screw
• Connect the connection cables firmly to the terminal block.
• Overtighten of the screws may cause a distortion or a damage of the terminal blocks.
10.2.2 Installing the WLAN adapter
Install the WLAN adapter in the direction as shown
in the figure.
If the WLAN adapter is installed in a wrong direc-
tion, water may get into the adapter through the
wire, causing failure.
GOOD
Terminal blocks
Tightening torque [N·m (kgf·cm)]
Reverse direction
Screw with special washer
1.2 to 1.8 (12 to 18)
CAUTION
Tapping screws
(Accessories)
PROHIBITED
On the floor
Ring terminal
Wire
On a curved surface
En-21