GENERATOR GP 4324273 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     5F-4764     Prybar     1    
B     339-9352     Inj. Sys Cap Kit     1    
265-2256 Wipers     1    Start By:
Remove the valve cover. Refer to Disassembly and Assembly, "Valve Cover - 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.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Do not open the high pressure fuel system without allowing the fuel system to purge. After the engine has shut down, allow the fuel system to purge for ten minutes. This operating fuel system contains high pressure. Exposure to high pressure fuel can result in personal injury.
Note: Use Tooling (B) to cap tube assemblies, fittings, ports, and any openings in the fuel system in order to prevent contamination.Note: Do not remove all the quills in order to maintain the alignment of the rail. Remove one at a time and replace before the removal of the next. If necessary, replace with new quill.
Illustration 1 g02087086
Remove bolt (3) and the washer. Remove tube assembly (1) . Disconnect harness assembly (2) .
Illustration 2 g02087690
Apply clean engine oil to Area (X) . Repeat for the opposite collar. Remove and discard bolts (4) and (6) . Remove tube assembly (5) .
Illustration 3 g02087670
Disconnect harness assembly (7) from electric unit injector (8) . Remove bolt (9) and the washer.
Place an identification mark on electronic unit injector (8) for installation purposes. Each electronic unit injector must be reinstalled in the original location. Use Tooling (A) to pry electronic unit injector (8) out by the retaining collar.
Illustration 4 g01410032
Check O-ring seals (10) and (11) on electronic unit injector (8) .