1. KOMATSU ASIA & PACIFIC PTE. LTD. Komatsu Fuel Filters

2. KOMATSU ASIA & PACIFIC PTE. LTD. Komatsu Genuine Filter Commercial Filter Critical dust size (2 to 5μm) for fuel injection system. (leading to Fuel system parts break down) Komatsu Genuine Filter vs Commercial Filter Fuel Main Filter Parts No. : 600-319-3550 for SAA6D125E-5 ~ SAA12V140E-3 Possible impact on engine Nozzle needle seat Worn seat portion by dust entering Inner valve sliding portion The sliding portion being damaged by dust & water entering Injector Supply Pump Excessive Wear by dust & water entering Why Fuel Filter is importance

3. KOMATSU ASIA & PACIFIC PTE. LTD. Particle Sizes 2μm 4μm 10μm 50μm 2μm: Size of dirt admissible with HPCR engine 4μm: ( ≧ 3.9μm)Particle size of Clay 10μm: Size of dirt admissible with previous systems 5~74μm: Silt 50μm: Human Hair 63μm~: Sand

4. KOMATSU ASIA & PACIFIC PTE. LTD. Structure “2 in 1” Single Layer to Double Layer 6754-79-6140 600-319-3750 PC200-8 and PC300-8 Main Fuel Filter Fuel Primary Media Intermediate Tube Secondary Media Dust (5μm~) 2μm

5. KOMATSU ASIA & PACIFIC PTE. LTD. PC200-8 and PC300-8 Main Fuel Filter NEW Conventional Big Improvement: Dust capture ratio especially in the range of 2-5μm (crucial size for HPCR engine) has improved. 100% 90% Dust Capture ratio 0 Dust Particle Size (μm) 10 NEW Conventional Nearly Twice as much!! Improved Dust Filtration Capability Protects High Pressure Common Rail fuel injection system, which is the heart of emission regulation engine, from failure. Dust Capture Capacity Dust Capture ratio

6. KOMATSU ASIA & PACIFIC PTE. LTD. ① ② Worn seat Cause: Dust Worn seat portion Cause:Dust -Injector- ① Outer valve seat ② Nozzle needle seat -Fuel Supply pump- *Replacing above parts is more far expensive than filter cost itself. Why genuine Komatsu fuel filter is recommended?

7. KOMATSU ASIA & PACIFIC PTE. LTD. The End