162-3905 1623905 Fuel Primer Pump for 120H Loader
Product Details
| Part Number: | 162-3905 | MOQ: | 1 |
|---|---|---|---|
| Highlight |
120H loader fuel primer pump,excavator fuel pump replacement,162-3905 fuel pump with warranty |
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Product Description
| Product Name | Fuel Injection Pump |
| Part Number | 162-3905 |
| Brand Name | JIAJUE |
| Model | 120H |
| Condition | Brand New |
| Availability | Rich Stock |
| Approximate Weight | 11KG |
| Size (for 1pc) | 40cm x 40cm x 40cm |
| Delivery Methods | DHL FedEx TNT UPS |
| Warranty | 3 months |
| Shipment | Dispatched within 24-48 hours |
- System Decontamination (System Flush)
Before removing the old pump, drain and flush the fuel tank and fuel lines. Metal shavings from a failed pump can circulate and instantly destroy your new unit. - Inspect the Transfer Pump & Filters
Replace both the primary and secondary fuel filters. Ensure you use high-efficiency (2-micron) filters. Inspect the fuel transfer pump for wear; if it's weak, the high-pressure pump won't receive enough fuel. - Oil Quality Check
Change the engine oil and oil filter. HEUI pumps use engine oil to create high-pressure fuel injection. Dirty or incorrect viscosity oil (e.g., using 10W-30 instead of 15W-40 in high temps) will cause immediate performance issues. - Lubrication on Install
Apply clean engine oil to the O-rings and the pump drive gear. Warning: Never dry-start. Fill the pump with clean diesel through the inlet before connecting the lines. - Torque Sequence
Tighten the mounting bolts in a cross-pattern to the manufacturer's specified torque (refer to C7/C9 service manual).
| Issue | Possible Cause | Solution |
|---|---|---|
| Engine Won't Start | Air trapped in the fuel lines | Bleed the fuel system thoroughly. |
| Low Fuel Pressure | Clogged fuel filters or a leaking SCV (Suction Control Valve) | Replace filters; inspect the SCV for debris. |
| Black Smoke / Power Loss | Contaminated fuel causing plunger wear | Drain fuel tank; use high-quality diesel. |
| Loud Knocking Noise | Improper timing or loose mounting bolts | Re-calibrate the timing and check bolt torque. |
Product Highlights
162-3905 Fuel Primer Pump for 120H Loader High-quality fuel primer pump designed specifically for 120H Loader applications, ensuring reliable performance and durability. Product Specifications Product Name Fuel Injection Pump Part Number 162-3905 Brand Name JIAJUE Model 120H Condition Brand New ...
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