Porsche 928 Workshop Manual page 689

928 Manual Transmission/Controls, Case
34
CHANGING TRANSMISSION OIL
Filling capacity approx. 3.8 liters/E US pints of
hypoid oil SAE 90, MIL-L-2105 B; API Classifi-
cation GL 5
2. Clean filler plug. drain plug for manual trans-
mission and also magnetic drain plug for
differential, and tighten them to torque of
1.9 to 2.3 mkg (14 to 17 ft lb).
I. Drain oil when transmission has reached
operating temperature. Oil has to be drained
from transmission and differential separately.
3. Add transmission oil with car on level surface
until oil flows out of filler plug opening cap-
prox. 3.8 l/8 US pints).
1 Drain plug
"
hlagnvtic drain plug
I:
rillcr plug
Primed in Germany
C hanging Trianilnission Oil R'l 1