Lasdrop Easy Installation
All Lasdrop models are complete kits for quick and easy installation. Models are available to accommodate shaft sizes from 3/4" to 8" to fit stern tube diameters of up to 10 1/2" in diameter. Metric and custom sizes available. We also offer a complete line of flange adapters to allow for any stern tube configuration.

Installation Notes
• DO NOT use oil or grease. This will distort the hydroplaning and will cause a spray or mist during operation. During operation on a mechanical face seal, water hydroplanes between the seal surfaces for cooling and lubrication.

• Use liquid hand soap for ease of assembly.

• When any service is performed, it is recommended the vessel be out of the water.

• Be cautious not to scratch, chip or the like to the seal surfaces. This will also cause an interruption in the water hydroplaning.

• Do not exceed recommended compression. Orange (current) bellows model _", Black bellows _" and _"on the Generation II.

• Do not remove shaft from coupling or remove engine while vessel is in water. This may lead to seal surfaces opening up.

• Do not tighten factory installed hose clamps on friction ring assembly. If needed, contact factory.

• Do not remove or tighten hose barb in seals using OIN (Oil Impregnated Nylon, green in color) as a friction ring assembly. If needed, contact factory.

• Periodically insure water injection is present during engine running.

• When in dry dock for any period of time, it is recommended seal be washed down with fresh water.When any abnormal circumstances arise contact factory.