Disassembling The Power Trim And Tilt Motor; Checking The Power Trim And Tilt Motor - Yamaha F50F Service Manual

Disassembling the power trim and
tilt motor
1. Remove the power trim and tilt motor, O-
ring, and joint from the power trim and tilt
unit.
CAUTION:
• Make sure that the tilt ram is fully
extended when removing the power trim
and tilt motor, otherwise fluid can spurt
out from the unit due to internal pres-
sure.
• Do not push the tilt ram down while the
power trim and tilt motor is removed
from the power trim and tilt unit, other-
wise fluid can spurt out.
2. Remove the stator.
NOTE:
Place a clean cloth over the end of the arma-
ture shaft, hold it with a pair of pliers, and
then carefully slide the stator off of the arma-
ture.
6C13G11
Power trim and tilt motor
3. Remove the armature from the PTT
motor base.
CAUTION:
Do not allow grease or oil to contact the
commutator.
Checking the power trim and tilt
motor
1. Measure the length of the brushes.
Replace if below specification.
Brush length wear limit a:
4.5 mm (0.18 in)
2. Check the circuit breaker for continuity.
Replace if there is no continuity.
CAUTION:
Do not touch the bimetal b, otherwise the
operation of the circuit breaker can be
affected.
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