Checking The Power Trim And Tilt Motor - Yamaha F50A Service Manual

BRKT
Checking the power trim and tilt
motor
1. Check the commutator for dirt or foreign
substances. Clean with #600 grit sand-
paper if necessary.
2. Check the commutator undercut for dirt
or foreign substances. Clean with com-
pressed air if necessary.
3. Measure the commutator diameter a.
Replace if out of specification.
Commutator diameter limit a:
21 mm (0.83 in)
4. Check the armature coil for continuity.
Replace if out of specifications.
7-75
Bracket unit
Armature coil continuity
Commutator segments b
Segment-laminations c
Segment-shaft d
5. Check the circuit breaker for continuity.
Replace if there is no continuity.
6. Measure the brush length. Replace if out
of specification.
Brush length limit e: 3.5 mm (0.14 in)
7. Check the base for cracks or damage.
Replace if necessary.
Continuity
No continuity
No continuity
62Y3A11