3889605 Trimming Cylinder | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta trimming cylinder from the marine propulsion group, weighing 1.72 kg. It supersedes part number 3843514, which was catalogued earlier as a trim cylinder, and 3 applications on TSK series drives are recorded against it in the cost records.

⚙️ Key Features

• 1.72 kg
• Supersedes 3843514, catalogued earlier as a trim cylinder
• 3 recorded applications on TSK series drives

🔌 Function

Extends and retracts hydraulically to tilt and trim the drive, setting the running angle of the boat.

⚠️ Common Signs of Failure

• Drive drifting down or creeping up when parked
• Trim slow, jerky or refusing to hold position
• Hydraulic fluid weeping around the rod seal or the end fittings
• Rod pitted, scored or bent
• Whining pump that runs on without the drive moving

🛠️ Service Notes

• Trim cylinders are usually renewed in pairs, as a new one working against a tired one loads the drive unevenly
• Check the rod ends and pivot bushes for play before condemning the cylinder
• Bleed the trim circuit and check the fluid level after fitting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3889605 → Supersedes 3843514 → Supersedes 3589472 → Supersedes 3861391

OEM / Related Numbers

• 3843514 earlier number superseded by this part
• 3589472 earlier number superseded by this part
• 3861391 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging