EXFO FTB-2 - Manual (Page 265)

Maintenance
FTB-2 and FTB-2 Pro 255
Cleaning VFL-Type Connectors
Cleaning VFL-Type Connectors
VFL-type connectors are fixed on your unit and can be cleaned using a
mechanical cleaner.
To clean a connector using a mechanical cleaner:
1. Insert the mechanical into the optical adapter, and push the outer shell
into the cleaner.
Note: The cleaner makes a clicking sound to indicate that the cleaning is done.
2. Verify connector surface with a portable fiber-optic microscope or fiber
inspection probe.
W
ARNING
Verifying the surface of the connector with a fiber-optic microscope
WHILE THE UNIT IS ACTIVE WILL result in permanent eye damage.