17 21 500 Flush Gear Oil Cooler and Lines (Automatic Gearbox) (GA8HP45Z, GA8HP70Z, GA8HP90Z)

17 21 500 Flush gear oil cooler and lines (automatic gearbox) (GA8HP45Z,GA8HP70Z,GA8HP90Z)

Special tools required:





Note:
Carry out the work steps listed when:

Installing a new or replacement transmission.





Procedure:
Automatic transmission removed.

Connect appropriate adapters (see description below) to oil lines exiting from automatic transmission.

Use quick-release coupling to connect line 17 2 019 from oil collecting unit.

Use quick-release coupling to connect drain line 17 2 018.

Hold and direct open end of drain line into a suitable drip tray.

Using oil collection unit, flush approx. 1 litre of transmission fluid (refer to BMW Service Operating Fluids) through oil lines and transmission oil cooler.

Reposition quick-release couplings.

Flush oil lines/transmission oil cooler in opposite direction with approx. 1 litre of transmission fluid (refer to BMW Service Operating Fluids).

Disconnect quick-release couplings.

Remove adapter.

Note:
Dispose of flushing oil correctly.

Do not reuse under any circumstances.





Press hydraulic lines (1) into adapters (2).

Slide clamping bar (3) into guides and secure with screw (4).

Arrangement of flushing apparatus for transmissions GA8HP45Z, GA8HP70Z, GA8HP90Z





1) Transmission oil cooler with lines
2) Oil collection unit
17 2 015 Connection for oil collection unit (2), manufacturer: Deutsche Tecalemit or
17 2 016 Connection for oil collection unit (2), manufacturer: Horn
17 2 017 Quick-release coupling (2 pieces)
17 2 019 Hose to oil collection unit (2)
3) Oil drip tray
17 2 018 Hose to oil drip tray (3)
4) Adapter with clamping bar
17 2 080 Adapter with clamping bar GA8HP45Z /GA8HP70Z /GA8HP90Z