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

27 10 070 Replacing output flange on transfer box at rear (ATC700)





Important!
After completing work, check gear oil level and top up if necessary.
Use only approved transmission oil for this transfer case.





Note:
^ Operations for removing output flange are identical to replacing radial shaft seal

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).








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





Determine measurement C, thickness of shim.

Installation:
Calculate thickness of new shim:





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








27 10 020 Installing replacement transfer box (ATC 700)





Important!
Before after replacement, execute the "Repair" service function with the BMW diagnosis system.





Recycling:
Catch and dispose of escaping transmission fluid. Observe country-specific waste-disposal regulations.

Important!
After completing work, check transmission oil level and top up if necessary.





Release filler plug (1).
Check oil level.
Tightening torque 27 00 11AZ.
Pour in transmission oil up to lower edge of opening for filler plug (1).
Use only the approved transmission oil

Failure to comply with this requirement will result in serious damage to the transfer box!





Necessary preliminary tasks:
- Drain transmission oil at oil drain plug
Tightening torque 27 00 11AZ.
- Remove transfer box





Modify following parts:
- Covers and protective caps
- Drive shaft transportation lock
- Vent hose of transfer box

Zy: