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Service Manual 250-300 HP 3.4 L E-TEC Gearcase [Gearcase Assembly 2]

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Service Manual 250-300 HP 3.4 L E-TEC Gearcase [Gearcase Assembly 2]
5007533
BRP Marine

Water Intake Screens

Install water intake screens. Tighten screws to a torque of 60 to 84 in. lbs. (7 to 9.5 N·m).

  1. Water intake screen 006886

Shift Housing, Gear, and Propeller Shaft Installation

Push shifter detent into farthest downward position. Tip the rear of the gearcase slightly down ward to assist in the installation of the shaft assembly.

Be sure the thrust bearing and the thrust washer are in the proper position. Insert the shaft assembly fully into the gearcase while aligning shift housing pin with hole in forward end of gearcase housing.

  1. Pin 006929

Shift Rod Cover

Refer to Shift Rod Cover on p. 294

Pinion Gear and Driveshaft Installation

Refer to Pinion Gear and Driveshaft Installation on p. 295.

Propeller Shaft Bearing Housing and Gear Installation – “M2” Type

IMPORTANT: The propeller shaft bearing housing on “M2” type gearcases is PRESSED into the gearcase housing.

Lightly apply Triple Guard Grease_ to new bearing housing O-rings. Install O-rings in grooves in the housing. Grease the machined side surfaces of bearing housing.

Place bearing housing in gearcase.

006846

Align retaining holes in bearing housing with screw holes in gearcase. Thread Alignment Pins, P/N 354140, into gearcase.

  1. Alignment pins 006926

IMPORTANT: Pinion, clutch dog and forward gears must align properly for bearing housing to seat properly.

Use Installer Handle, P/N 345822, Propeller Shaft Bearing Housing Installer, P/N 354057, Gearcase Fixture, P/N 354059 and an appropriate floor press (10 ton or greater) to install housing into gearcase. Align and level gearcase assembly in fixture as shown. Secure fixture to floor press.

  1. Gearcase fixture, P/N 354059 006927
  2. Vertical alignment screws
  3. Handle P/N 345822
  4. M2 Adapter P/N 353057

Housing must be completely seated in gearcase to install retainer screws. Bearing housing is approximately level with gearcase.

006928

Apply Ultra Lock to threads and install two retaining screws. Tighten screws to a torque of 18 to 20 ft. lbs. (24 to 27 N·m).

  1. Retainer screws 006835

Final Assembly and Adjustment

To complete gearcase assembly, refer to:
• GEARCASE LEAK TEST on p. 270
• WATER PUMP SERVICE on p. 274
• SHIFT ROD ADJUSTMENT on p. 277
• GEARCASE REMOVAL AND INSTALLA- TION on p. 271
• Gearcase Lubricant on p. 77
• Propeller Hardware Installation on p. 65
• Trim Tab Adjustment on p. 68

During break-in period of a reassembled gear case, change the gearcase lubricant between 10 to 20 hours of operation.

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