M11 Series – Service Manual – 001-003   Accessory Drive Seal

If equipped with an automatic belt tensioner, remove the alternator drive belt.

Refer to Procedure 013-021.

Remove the accessory drive pulley.

Refer to Procedure 009-004.

Remove the five capscrews, clamping ring, seal, and gasket.

Clean the gasket surface of the gear cover.

Do

not use lubricant to install the seal. The oil seal

must be installed with the lip of the seal and the shaft clean and
dry.

The yellow dust lip of the seal

must be facing out.

Use the installation sleeve provided with the new seal to install the
new seal and gasket.

Apply a coating of thread sealant, Part No. 3823494, to the mounting
capscrews.

Install the clamping ring and five capscrews.

Tighten the capscrews in a star pattern in two steps.

NOTE: The accessory drive pulley has a dust seal on the engine side of the pulley.

Install the accessory drive pulley.

Refer to Procedure 009-004.