Introduction of necessary tools
Adjustable ratcheting wrench (No. 21)
Torque wrench
Torque screwdriver
If the waterproof connectors
are damaged, oxidized
or obsoleted, vse it to
unfasten them.
To examine if the torque
of each waterproof
connectors, are more than
5kgf-cm.
To examine the torque of
each upper cover screws
are more than
5kgf-cm.
13
Purpose
Purpose
Purpose