Bracket Unit - Yamaha F80B Service Manual

TRBL
SHTG

Bracket unit

Symptom: Power trim and tilt unit does not operate.
Listen for the operation sound
of the power trim and tilt relay.
Can the
operation sound
be heard?
Yes
Listen for the operation sound
of the power trim and tilt motor.
Can the
operation sound
be heard?
Yes
Check that the manual valve is
closed.
Continued on next page.
9-13
Troubleshooting
Check the voltage between each terminal of the PTT relay
No
coupler when pushing the power trim and tilt switch.
• Between the sky blue (Sb) lead and black (B) lead.
• Between the light green (Lg) lead and black (B) lead.
Check the fuse for continuity.
Check for continuity between
the battery, relays, and power
trim and tilt switch.
Check the voltage between the
No
sky blue (Sb) lead and light
green (Lg) lead.
Disassemble and check the
power trim and tilt motor. (7-27)
Can the
specified battery
voltage be
obtained?
No
Is there
continuity?
Yes
Can the
specified battery
voltage be
obtained?
Yes
Yes Replace the power
trim and tilt relay.
No
Replace the fuse.
Replace the power
No
trim and tilt relay.
9
6D93G11