Complete digital official shop manual contains service, maintenance, and troubleshooting information for the Komatsu Hydraulic Excavator PC400-6, PC400LC-6, PC400-7, PC400LC-7, PC400-7E0, PC400LC-7E0, PC400-8, PC400LC-8, PC450-6, PC450LC-6, PC450-7, PC450LC-7, PC450-7E0, PC450LC-7E0, PC450-8, PC450LC-8. Diagnostic and repair procedures are covered in great detail to repair, maintain, rebuild, refurbish or restore your vehicle like a professional mechanic in local service/repair workshop. This cost-effective quality manual is 100% complete and intact as should be without any missing pages. It is the same factory shop manual used by dealers that guaranteed to be fully functional to save your precious time.

This manual for Komatsu PC400-6, PC400LC-6, PC400-7, PC400LC-7, PC400-7E0, PC400LC-7E0, PC400-8, PC400LC-8, PC450-6, PC450LC-6, PC450-7, PC450LC-7, PC450-7E0, PC450LC-7E0, PC450-8, PC450LC-8 Hydraulic Excavators is divided into different sections. Each section covers a specific component or system and, in addition to the standard service procedures, includes disassembling, inspecting, and assembling instructions. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. It is in the cross-platform PDF document format so that it works like a charm on all kinds of devices. You do not need to be skilled with a computer to use the manual.

FILELIST:
SEAM009102T - Hydraulic Excavator PC400-6, PC400LC-6, PC450-6, PC450LC-6 Operation & Maintenance Manual.pdf
SEAM051900T - Hydraulic Excavator PC400-6, PC400LC-6, PC450-6, PC450LC-6 Operation & Maintenance Manual.pdf
SEAM056502 - Hydraulic Excavator GALEO PC400-7, PC400LC-7, PC450-7, PC450LC-7 Operation & Maintenance Manual.pdf
SEBM014508 - Hydraulic Excavator PC400-6, PC400LC-6, PC450-6, PC450LC-6 Shop Manual.pdf
SEBM023600 - Hydraulic Excavator PC400-6, PC400LC-6, PC450-6, PC450LC-6 Shop Manual Supplement.pdf
SEBM033000 - Hydraulic Excavator PC400-7, PC400LC-7, PC450-7, PC450LC-7 Shop Manual.pdf
SEBM033007 - Hydraulic Excavator PC400-7, PC400LC-7, PC450-7, PC450LC-7 Shop Manual.pdf
SEBM033012 - Hydraulic Excavator PC400-7, PC400LC-7, PC450-7, PC450LC-7 Shop Manual.pdf
SEN02223-05 - Hydraulic Excavator PC400-8, PC400LC-8, PC450-8, PC450LC-8 Shop Manual.pdf
SEN02223-12 - Hydraulic Excavator PC400-8, PC400LC-8, PC450-8, PC450LC-8 Shop Manual.pdf
SEN03578-04 - Hydraulic Excavator PC400-7E0, PC400LC-7E0, PC450-7E0, PC450LC-7E0 Shop Manual.pdf
TEN00038-03 - Hydraulic Excavator PC400-7, PC400LC-7, PC450-7, PC450LC-7 Operation & Maintenance Manual.pdf
TEN00039-03 - Hydraulic Excavator GALEO PC400-7, PC400LC-7, PC450-7, PC450LC-7 Operation & Maintenance Manual.pdf
TEN00130-10 - Hydraulic Excavator PC400-7E0, PC400LC-7E0, PC450-7E0, PC450LC-7E0 Operation & Maintenance Manual.pdf
TEN00184-03 - Hydraulic Excavator PC400-8, PC400LC-8, PC450-8, PC450LC-8 Operation & Maintenance Manual.pdf
TEN00336-01 - Hydraulic Excavator PC400-8, PC400LC-8, PC450-8, PC450LC-8 Operation & Maintenance Manual.pdf
TEN00499-02 - Hydraulic Excavator PC400-8, PC400LC-8, PC450-8, PC450LC-8 Operation & Maintenance Manual.pdf

EXCERPT:
50 Disassembly and assembly
Removal of sleeved seal
1) Replace the tip of tool A4 with the hook-type tip and hitch it to outer case (a) of engine rear oil seal (2).
2) Pull hammer [1] of tool A4 toward you and remove the engine rear seal with impact
forces.
- Perform the above procedure at several places so that the seal will not slant.
3) Cut and remove sleeve (5) with a chisel and a hammer.
- Take care not to damage crankshaft (4).
- Remove all the chips.
Installation
Selection of seal
- Select the “standard” or “sleeved” engine rear oil seal.
- Decide which oil seal to select by feeling the wear of the oil seal contact surface of the crankshaft with the finger cushion.
- If wear (level difference) is not felt: Standard seal
- If wear (level difference) is felt: Sleeved seal
Procedure for installing standard seal
- Clean, degrease, and dry the contact face against the flywheel housing.
- Check that the end corners of the crankshaft, lip sliding surfaces, and housing are free from flaws, burrs, rust, etc.
- Do not apply oil or grease to the crankshaft and seal lip (b) of the slash part. Wipe off the oil from the crankshaft.
- Never remove guide (6) installed to standard seal (2) before installing the rear seal.
1. Set large inside diameter side (c) of guide (6) of engine rear oil seal (2) to the end of crankshaft (4).
- Take care not to mistake the installed direction.
2. Push in the outer case end of engine rear oil seal (2) evenly.
3. After press fitting engine rear oil seal (2) in the degree that it does not drop from housing, remove guide (6).
- When removing the guide, take care not to damage the seal lip.
4. Install tool A5-1 and tighten 3 bolts (A5-2) evenly until they stop to press fit engine rear oil seal (2).
- Do not fit washers to bolts (A5-2).
- When press fitting the seal, take care not to damage the seal lip with the tool, etc.
5. Remove 3 bolts (A5-2), fit 1 washer (A5-3) each to them, and tighten them again evenly to press fit engine rear oil seal (2) until the end of tool A5-1 reaches the end of crankshaft (4).
- Press fitting distance (d) of seal from crankshaft end: 16.3 ± 0.2 mm
- When press fitting the seal, take care not to damage the seal lip with the tool, etc.
- After press fitting the seal, remove the red sealant layer from its periphery.
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