SEAL-LIP TYPE 2H3843 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-3042 Plug Tap 1
221-0052 Guide Sleeve 1
B 9U-6858 Bridge Plate 1
9U-6891 Injector Tool Group 1
C 221-9803 Rubber Stopper 1
D 4C-6774 Vacuum Gun Kit 1 Start By:
Remove the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Remove".
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.
Position Tooling (C) at the bottom of the electronic unit injector sleeve. This will prevent debris from entering the cylinder during the removal of the electronic unit injector sleeve.
Coat the plug tap in Tooling (A) with clean grease. Use Tooling (A) to cut threads into electronic unit injector sleeve (1).
Illustration 1 g01432481
Install Tooling (B) in electronic unit injector sleeve (1).
Use Tooling (B) to remove the electronic unit injector sleeve.
Remove Tooling (B) and Tooling (C) from electronic unit injector sleeve (1). Note: Do not reuse the electronic unit injector sleeve.
Use Tooling (D) to remove any debris from the bore for the electronic unit injector sleeve.