Komatsu PC2000-8 BACKHOE, Operation & Maintenance Manual

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SAFETY CRITICAL PARTS
MAINTENANCE
4-16
SAFETY CRITICAL PARTS LIST 4
NO. Periodic Replacement Parts Qty Replacement Interval
1 Fuel hose (fuel tank to fuel pre-filter) 6
Every two years or 4000 hours
of service meter reading
whichever event comes earlier
2 Fuel hose (fuel pre-filter to priming pump) 4
3 Fuel hose (priming pump to supply pump) 2
4 After-cooler hose (front side) 4
5 After- cooler hose (rear side) 4
6 Fuel return hose (fuel injection pump to fuel cooler) 2
7 Fuel return hose (fuel cooler to fuel tank) 1
8 Fuel spill hose (engine to fuel tank) 3
9 Fuel drain hose 2
10 Turbocharger lubrication hose 2
11 No. 1 pump outlet hose 6
12 No. 2 pump outlet hose 6
13 Cooling fan pump outlet hose 3
14 Branch hose 6
15 Heater hose (engine to heater) 12
16 Swing line hose 4
17 Boom cylinder line hose (backhoe) 4
18 Arm cylinder line hose (backhoe) 7
19 Bucket cylinder line hose (backhoe) 7
20 Pump suction coupling 2
21 Fuel hose (fuel tank to water separator) (optional) 6
22 Fuel hose (water separator to fuel pre-filter) (optional) 2
23 Boom foot line hose (loading shovel) 5
24 Boom cylinder line hose (loading shovel) 4
25 Arm cylinder line hose (loading shovel) 4
26 Bucket cylinder line hose (loading shovel) 4
27 Bottom cylinder line hose (loading shovel) 8
28 Hydraulic pump suction hose 3
Every 5000 hours of service
meter reading
29 Injector nozzle tip 12
Every 8000 hours of service
meter reading
30 High pressure piping clamp 26
31 Fuel splashing preventive cap 32
32 Emergency escape rope ladder 1 Every 2 years
33 Seat belt 1
5-years after the date of seat
belt manufacture, OR
every 3-years after the start of
actual usage,
- whichever date comes first.