Komatsu PC20R-8, Operation & Maintenance Manual

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PERIODICAL CHANGE OF THE COMPONENTS THAT ARE CONNECTED WITH SAFETY
4.6.1 CRITICAL PARTS FOR SAFETY
FUEL SUPPLY SYSTEM
•
For the serial numbers and the quantity of the components that periodically need changing, consult the spare
parts catalogue section regarding the components connected with safety and the components that must be pe-
riodically changed.
•
When changing pipes, always change the O-rings, the gaskets and analogous components.
No Components related to safety that periodically need changing Qty Change interval
1 Fuel pipe (Fuel tank – precleaner) 1
Every 2 years or 4000
hours, whichever oc-
curs first
2 Fuel pipe (Precleaner - fuel pump) 1
3 Fuel pipe (Fuel pump - fuel filter) 1
4 Fuel pipe (Fuel filter – injection pump) 1
5 Fuel pipe (Fuel filter - fuel tank) 1
6 Fuel recovery pipe (Fuel filter - Injection pump) 1
7 Fuel recovery pipe (Between the injectors) 2
8 Fuel recovery pipe (Injector - Injection pump) 1
9 Fuel recovery plug 1
RWA09130
5
3
4
2
1
6
9
7
8