Centinel System – Repair Manual – 001-082   Bracket, Accessory

NOTE: Each nylon cover is attached to the engine by a combination of push on and slide in tabs. The top two covers are removed by first pulling (at the location marked “Pull Here”) the bottom of the covers away from the engine until the tabs are released, then sliding the covers upward to remove them from the accessory bracket. The lower cover is removed by pulling (at the location marked “Pull Here”) the top of the cover away from the engine until the tabs are released, then sliding downward.

Remove the three composite nylon covers.

Remove the OEM wiring harness and accessories attached to the accessory bracket.

Disconnect the camshaft position sensor.

Remove the camshaft position sensor and capscrew.

Remove the four capscrews, the studded capscrew, and the accessory bracket.

NOTE: Each nylon cover is attached to the engine by a combination of push on and slide in tabs. The top two covers are removed by first pulling (at the location marked “Pull Here”) the bottom of the covers away from the engine until the tabs are released, then sliding the covers upward to remove them from the accessory bracket. The lower cover is removed by pulling (at the location marked “Pull Here”) the top of the cover away from the engine until the tabs are released, then sliding downward.

Remove the three composite nylon covers.

Remove the OEM wiring harness and accessories attached to the accessory bracket.

Remove the camshaft position sensor and capscrew.

Remove the three capscrews from the accessory bracket.

Remove the two mounting spacers from the accessory bracket and upper gear housing.

Inspect the bracket for cracks in the bend radius.

Liberally apply a heavy moly grease, Part Number 3824759, or equivalent, to the area of contact between the brace and the cylinder head.

Install the accessory bracket, four capscrews, and studded capscrew to the cylinder head, hand-tight.

Tighten the two capscrews to the gear housing.

Tighten the two capscrews and the studded capscrew to the cylinder head.

Install the camshaft position sensor and the capscrew.

Tighten the capscrew.

Connect the camshaft position sensor.

Install the OEM wiring harness and accessories to the accessory bracket

NOTE: The top two covers are installed by sliding the cover down into the slots on the accessory bracket, then pushing the bottom of the cover toward the engine onto the cover mounting tabs. Install the bottom cover by sliding the cover upward into the slots on the accessory bracket, mounted on the IFSM, then pushing the top of the cover toward the engine onto the cover mounting tabs.

Install the three composite nylon covers.

Install the two mounting spacers to the accessory bracket and upper gear housing using two capscrews.

Install the accessory bracket to the engine using three capscrews.

Tighten the capscrews.

Tighten the mounting spacer capscrews.

Install the camshaft position sensor and capscrew.

Tighten the capscrew.

Connect the camshaft position sensor.

Install the OEM wiring harness and accessories to the accessory bracket

NOTE: This step may
not apply to Power Generation applications.

NOTE: The top two covers are installed by sliding the cover down into the slots on the accessory bracket, then pushing the bottom of the cover toward the engine onto the cover mounting tabs. Install the bottom cover by sliding the cover upward into the slots on the accessory bracket, mounted on the IFSM, then pushing the top of the cover toward the engine onto the cover mounting tabs.

Install the three composite nylon covers.

NOTE: This step does
not apply to Power Generation applications.