SEAL-RING 3792551 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 136-4149 Governor Pliers(1) 1
(1) This tool is part of the 128-8822 Fuel System and Governor Tool Group.Start By:
Remove the fuel shutoff solenoid. Refer to Disassembly and Assembly, "Fuel Shutoff Solenoid - Remove and Install".
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00613041
Disconnect the governor control cable.
Remove oil tube assembly (1). Remove tube assembly (2) and tube assembly for fuel ratio control (3), if equipped. Plug and cap all connections.
Illustration 2 g00613071
Remove clip (4).
Illustration 3 g00655975
Use Tooling (A) to slide tube assembly (5) into the cylinder head.
Illustration 4 g00613149
Remove the clip and use Tooling (A) to remove the clevis pin (6). Note: Clevis pin (6) must stay with the governor in order to be adjusted.
Illustration 5 g00613563
Remove bolts (7) and the washers that hold the governor in position.
Illustration 6 g00673182
Remove the governor from the engine.
Illustration 7 g00673180
Remove O-ring seal (3) on the governor.
Illustration 8 g00672742
Remove the O-ring seal and tube assembly (5) from the cylinder head.
Illustration 9 g00672733
Remove O-ring seal (2) on the tube assembly (5).
Illustration 10 g00673178
Remove O-ring seal (1) from the cylinder head. Note: For more information on the governor, refer to Service Manual, SENR6454, "3114, 3116, & 3126 Engine Governors". The Service Manual, SENR6454 requires the use of a 1U-7326 Governor Calibration Bench. For information on reusability of components in the governor, refer to Guideline For Reusable Parts And Salvage Operations, SEBF8434, "3100 Governor Inspection and General Information for Mechanical Governor Groups Used in 3114, 3116, and 3126 Engines Equipped with Mechanical Unit Injectors (MUI)".