4-24
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TROUBLESHOOTING
POWER TRIM/TILT DOES NOT MOVE
1. power tilt motor inspection
Turn the combination switch ON.
Operate the power trim/tilt switch and check the power tilt motor sound.
Do you hear the motor sound?
YES – GO TO STEP 2.
NO – Perform "POWER TILT MOTOR DOES NOT OPERATE" troubleshooting (page 4-25).
2. Manual valve inspection
Check the manual valve tightness.
Is the manual valve tight?
YES – GO TO STEP 3.
NO – Tighten the manual valve to the specified torque: 3.4 N·m (0.35 kgf·m, 2.5 lbf·ft)
3. Oil leak inspection
Check for oil leakage from the power trim/tilt.
Is there oil leakage?
YES – Replace the O-ring and oil seal at the leaking point (when the manual valve O-ring or piston rod
(cylinder cap) oil seal is leaking, replace it as an assembly).
NO – GO TO STEP 4.
4. Oil level inspection
Check the oil level with each rod fully extended.
Is the oil level within the specification?
YES – GO TO STEP 5.
NO – Fill the oil to the specified level.
5. Air bleed inspection
Check for air in the system.
Air in the system?
YES – Bleed air from the system (page 18-36)
NO – Power trim/tilt faulty.
Repair the faulty part by referring to the "POWER TRIM/TILT QUICK
REFERENCE CHART (page 4-27).
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