ENGINE AR 1081076 - Caterpillar

Removal Procedure
Illustration 1 g02029533
Cut cable straps (2) from harness assembly (1) .Note: Note position of cable straps.
Slide the locking tab for connection (3) into the unlocked position.
Disconnect harness assembly (1) from connection (3) .
Illustration 2 g02029535
Make temporary marks on heated nozzle connection (6) and the combustion head for the ARD for installation purposes.
Remove allen head screw (5) and clamp (4) .
Remove heated nozzle connection (6) from the combustion head for the ARD.
Illustration 3 g02029536
Remove O-ring seals (8) and O-ring seal (7) from the heated nozzle.Installation Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     247-5377     Torque Wrench     1    
Ensure that all components are clean and free from wear and damage. If necessary, replace any components that are worn or damaged.
Illustration 4 g02029536
Illustration 5 g02029535
Install new O-ring seals (8) and O-ring seal (7) to heated nozzle connection (6) .
Position harness assembly (1) and install heated nozzle connection (6) to the combustion head for the ARD.Note: Ensure correct orientation of the heated nozzle connection.
Install clamp (4) and allen head screw (5) .
Use Tooling (A) in order to tighten the allen head screw to a torque of 1.7 N m (15 lb in).
Illustration 6 g02029533
Connect harness assembly (1) to connection (3) .
Slide the locking tab for connection (3) into the locked position.
Install new cable straps (2) to harness assembly (1) .Note: Ensure that cable straps meet the Original Equipment Manufacturers (OEM) specification.