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6 INSTALLATION AND WIRING
6.4 Installation
Fixing the I/O module (waterproof module)
When fixing the I/O module (waterproof module), tighten all of three screws.
If any of the screws is loose, the module will be greatly affected by vibration, causing failure of the module.
When installing the module, tighten screws within the following torque range.
• Do not put oil on the screws. Doing so may damage the screws.
• Tighten the screws with an applicable screwdriver. Tightening with an inapplicable screwdriver may damage
the screws.
Screw type Tightening torque range
Module mounting screw/FG metal fitting screw (M4 screw) 0.83 to 1.11Nm
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