KIT-GASKET 4601469 - Caterpillar

Removal Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g03334940
Disconnect harness assembly (1) from secondary engine speed sensor (3).
Remove bolt (2) from primary engine speed sensor (3).
Remove primary engine speed sensor (3) from housing (5). Note: Do not use a lever to remove the primary engine speed sensor.
Remove O-ring seal (4) (not shown) from primary engine speed sensor (3). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g03334940
Ensure that primary engine speed sensor (3) is free from wear or damage. Replace the primary engine speed sensor if worn or damaged.
Install a new O-ring seal (4) (not shown) to primary engine speed sensor (4).
Install primary engine speed sensor (3) to housing (5). Ensure that the primary engine speed sensor is correctly seated into the housing.
Install bolt (2) to primary engine speed sensor (3) finger tight. Tighten the bolt to a torque of 10 N m (89 lb in)
Connect harness assembly (1) to primary engine speed sensor (3).