Volvo TAMD75P Operator's Manual page 69

ZF
1. Stop engine and remove the key from the key
switch.
2. Note to which solenoid (P or S) the cable marked
"Primary" is connected to. Detach the connectors
from both solenoids.
3. Push the button (A) on the solenoid valve where
the "Primary" cable is installed.
4. Turn the button a half turn counterclockwise
(button is pushed out by the spring).
5. The reverse gear is now locked for forward move-
ment and cannot be disengaged with the control.
Troubleshooting
67