Komatsu — Installation of radiator assembly
A Komatsu service procedure — check it applies to your exact model before use.
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Procedure
- Carry out installation in the reverse order to removal.
- Feed coolant from the radiator coolant filler to the specified level.
- Start the engine and allow the coolant to circulate the piping.
- Check the coolant level again.
Specs & torque values
- Coolant capacity: 35 l
- Radiator-related hose clamp (8): 3.3 ± 0.49 Nm
- (7): 4.4 ± 0.49 Nm
- (6): 8.8 ± 0.49 Nm
Source: manual:Komatsu PC400-8, PC400LC-8, PC450-8, PC450LC-8, PC400-7, PC400LC-7, PC450-7, PC450LC-7, PC400-6K, PC450LC-6K, PC400-6, PC400LC-6, PC450-6, PC450LC-6.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.