Perkins 2806F Engine Combustion Head Removal Procedure Guide

This article introduces the Perkins 2806F engine combustion head removal procedure


a. Remove the Exhaust Elbow.

WARNING

Fuel leaked or spilled onto hot surfaces or electri-

cal components can cause a fire. To help prevent

possible injury, turn the start switch off when

changing fuel filters or water separator elements.

Clean up fuel spills immediately.

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NOTICE:

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.



WARNING


Hot engine components can cause injury from burns. Before performing maintenance on the en- gine, allow the engine and the components to cool.

1. Turn the fuel supply to the OFF position.

2. Turn the battery disconnect switch to the OFF

Start By:

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3. Loosen hose clamp (1) on hose assembly (2).
4. Remove bolts (4) and remove tube assembly (3).
Remove gasket (5) (not shown).

5. Disconnect hose assembly (6), hose assembly (7), hose assembly (10), and tube assembly (9). Cap the adapters and plug the hose assemblies.
6. Remove bolt (13) from ground strap (14).
7. Disconnect high tension lead (8) from the sparkplug. Position the high tension lead away from the combustion head.

8. Remove flame detection temperature sensor (11)
Assembly, Temperature Sensor (DPF Inlet, Flame Detect) -Remove and Install for the correct and flame detect (12). Refer toDisassembly and procedure.

9. Remove Aftertreatment Regeneration DeviceRefer to Disassembly and Assembly, ARD Spark Plug-Remove and Install for the correct procedure.
(ARD) spark plug (15) from combustion head (21).
10. Remove nuts (16) from combustion head (21).
Remove the combustion head.
11. Remove gasket (20), tube assembly (19), and gasket (17).
12. If necessary, remove studs (18).

 

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13. If necessary, follow Step 13.a through Step 13.d to disassemble combustion head (21).
a. Install combustion head (21) into a suitable support.
b. Remove adapter (22) and adapter (23) from combustion head (21).
c. Remove adapter (24) and adapter (26) from combustion head (21).
d. Remove O-ring seal (25) (not shown) and O-
ring seal (27) (not shown).