Yamaha F150A Service Manual page 245

2. Install new O-rings 6 onto the main
valves 7, and then install the main
valves into the gear pump housing.
3. Install the drive gears 8 into the gear
pump housing.
8
4. Install the balls 9, shuttle pistons 0, and
balls A into the gear pump cover.
NOTE:
Apply grease to the balls and shuttle pistons
to prevent them from falling out of the gear
pump cover.
63P3F11
5. Install the gear pump cover B into the
gear pump housing, and then tighten the
bolts.
6. Check
smoothly, and then tighten the gear
pump cover bolts to the specified torque.
7. Install a new O-ring onto the down-relief
valve.
8. Install the filter, down-relief valve, and fil-
S60X7500
ter into the gear pump housing.
9. Install a new O-ring onto the manual
valve.
10. Install the manual valve and circlip into
the gear pump housing.
Power trim and tilt unit
B
that the gear
Gear pump cover bolt:
6 N·m (0.6 kgf·m, 4.4 ft·lb)
Manual valve:
3 N·m (0.3 kgf·m, 2.2 ft·lb)
1
2
S60X7520
3
pump turns
4
5
6
7
S60X7530
8
9
7-36