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Home >> BMW >> 2016 >> Z4 sDrive35is >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> General Electrical System - Repair -- Z4_E89 >> Plug Connection, Terminal, Power Distribution Box >> 61 13... Cutting off, stripping insulation and cutting optical fibres to length

61 13... Cutting off, stripping insulation and cutting optical fibres to length

Special tools required: 

To cut off, strip insulation and cut optical fibres to length, use hand pliers 61 4 321 (1) in conjunction with crimping head 61 4 322 (2) from crimping set 61 4 320 .

NOTE: Hand pliers (1) open automatically until limit position when handles are pressed together.
Fig 1: Identifying Hand Pliers (61 4 321) And Crimping Head (61 4 322)
G11153074Courtesy of BMW OF NORTH AMERICA, INC.

Cutting optical fibre 

Open hand pliers (1).

Place optical fibre (2) in cutting device (3).

Close pliers (1) and remove optical fibre (2).

Fig 2: Identifying Hand Pliers, Optical Fibre And Cutting Device
G11153075Courtesy of BMW OF NORTH AMERICA, INC.

Stripping insulation from optical fibre 

Open hand pliers (1).

Open lever (2) in direction of arrow.

Fig 3: Opening Hand Plier Lever
G11153076Courtesy of BMW OF NORTH AMERICA, INC.

Slide optical fibre (1) into stripping device (2) until flush at point (3).

Close hand pliers (4) fully.

Close clamping lever (5) in direction of arrow.

Open hand pliers (4) by one tooth notch.

Open clamping lever (5) against direction of arrow again and remove optical fibre (1).

NOTE: A stripping replacement blade set is available under number 61 4 327.
Fig 4: Closing Hand Plier Clamping Lever
G11153077Courtesy of BMW OF NORTH AMERICA, INC.

Cutting optical fibre to length 

Attention! 

The cutting blade must be replaced prior to each cutting of the optical fibre.

Pull pin (1) in direction of arrow.

Fold up blade retaining link (2) in direction of arrow.

Fig 5: Pulling Hand Plier Pin
G11153078Courtesy of BMW OF NORTH AMERICA, INC.
WARNING: Danger of injury when changing the blade.

Remove blade (1) and replace.

Installation note: 

Make sure blade (1) is correctly seated on locating points (2).

Fig 6: Identifying Blade And Locating Points
G11153079Courtesy of BMW OF NORTH AMERICA, INC.

Open hand pliers (3).

Slide optical fibre (1) into cutting device (2) until insulation of optical fibre (1) butts against clamping fixture.

Close hand pliers (3) fully and keep closed.

Remove optical fibre (1).

Fig 7: Removing Optical Fibre Using Hand Pliers
G11153080Courtesy of BMW OF NORTH AMERICA, INC.