3
ZF 8/16S-151/181 AND 16S-221 GEARBOXES
Draining and filling CF65/75/85 series
5-2
ZF 8/16S-151/181 and 16S -221 gearboxes
with integrated retarder
Draining the gearbox
1. Before draining take a short test drive.
Do not activate the retarder during the test
drive.
2. Position the vehicle on a level surface.
3. Drain the gearbox at operating temperature.
4. Remove the drain plugs (B, C and D) and
the level check/filler plug (A) and drain the
oil.
5. Replace the intarder oil filter.
M3051
A
Filling the gearbox
1. Clean the drain plugs and tighten them to
the specified torque. See “Technical data”.
2. Top up oil through level check/filler opening
(A) until the oil reaches the rim of the filler
opening (A).
3. Fit the level check/filler plug (A), tightening it
to the specified torque. See “Technical
data”.
4. After filling take a short test drive. Do not
activate the intarder during the test drive.
5. Check the oil level after taking the test
drive. The oil level must reach the rim of the
level check/filler opening (A).
6. Fit the level check/filler plug (A), tightening it
to the specified torque. See “Technical
data”.
B
C
V300186
D
7
ᓻ 200337
https://www.truck-manuals.net/