Stern Thruster Mechanical manual G569W G570W 32HJP 4.pdf

This is an operation and maintenance manual for a White Gill Bow/Stern Thrust and Propulsion Unit manufactured by Elliott Turbomachinery Limited. The manual covers two 32-inch horizontal shaft units (serial numbers G.569W and G.570W) ordered by Atlantic Marine Inc. under contract numbers KAZ 906858 and KAZ 906859.

The manual provides detailed technical specifications and procedures for installation, pre-running checks, operation, and maintenance of the thrust units. Key technical details include a 32" nominal bore, Series I H.J.P. clockwise rotation, Meehanite nodular iron grade SF castings, and a 32" stainless steel 4-blade rotor. The units feature water-lubricated internal bearings, grease-lubricated external bearings, and include comprehensive inspection schedules for both periodic in-service checks and annual dry-dock maintenance. The total weight of each unit without steering motor and gearbox is approximately 3,000 kg. The manual includes detailed clearance specifications, lubrication requirements, and troubleshooting procedures for proper operation of the bow/stern thrusters, which are designed to provide vessel maneuverability in tight spaces and serve as backup propulsion.