27 10 070 Replacing Output Flange on Transfer Box at Rear (ATC 700)

WARNING: This page is about a different variant/trim than selected.

IMPORTANT: After completing work, check gear oil level. See 27 00 TRANSFER BOX IN GENERAL and top up if necessary.
Use only the approved gear oil in this transfer box.

NOTE:

Operations for removing output flange are identical to replacing radial shaft seal. See 27 21 020 Replacing Radial Shaft Seal for Output Flange (ATC 700) .

Installation:

Thickness of new shim must be determined before output flange is installed

Determine and note down measurement A of output flange (previous and new).

Fig 1: Checking Measurement A

Courtesy of BMW OF NORTH AMERICA, INC.

Determine and note down measurement B of output flange (previous and new).

Fig 2: Checking Measurement B

Courtesy of BMW OF NORTH AMERICA, INC.

Determine measurement C, thickness of shim.

Fig 3: Checking Measurement C

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Calculate thickness of new shim:

Add measurement A of output flange (previous) and measurement C of shim (previous)
Then subtract measurement B (previous) from result A+C (previous)
Subtract measurement B from measurement A of output flange (new)
Then subtract result of step 2 from result of step 1.