C5297455 XCMG GR2605 motor grader fuel filter

C5297455 is an original spin-on fuel filter for Cummins engines, manufactured by Fleetguard. It is a dedicated fuel filtration component for high-pressure common-rail engines, focusing on filtering micron-sized fine impurities, gum and a small amount of water in diesel. Its core function is to protect precision fuel system components such as fuel pumps and injectors, maintain fuel injection accuracy and combustion efficiency, and is suitable for Cummins electronic controlled engines meeting China III and above emission standards.

Part Number: C5297455
Cross Reference: Fleetguard FF5776, LF670
Type: Spin-on full-flow filter
Filtration Rating: 4-6μm
Media: Multi-layer composite glass fiber with high dirt-holding capacity and pressure resistance
Seal: NBR seal, diesel and heat resistant
Features: Built-in bypass valve to ensure basic fuel supply in case of clogging
Pressure: 0-12bar
Temperature Range: -35℃~125℃
Dimensions: Φ108mm × H315mm
Mounting: Vertical (arrow towards engine)
Service Interval: 400-500hrs for machinery/gensets; 10,000-15,000km for trucks

Applicable Engines：

Equipment：

Location：

End of low-pressure fuel circuit, between water separator and high-pressure pump, usually on engine side or frame outer side for easy maintenance.

1. Filter Clogging (Insufficient Fuel Supply)
Causes: Poor fuel quality, overdue service, excessive contaminants.
Symptoms: Power loss, slow acceleration, weak climbing, rough idle, hard start, increased fuel consumption.
Solution: Replace C5297455 immediately; inspect and clean fuel tank if needed; replace seal with filter.

2. Fuel Leakage
Causes: Aged seal, insufficient torque, cracked housing.
Symptoms: Seepage or dripping at base/connections, diesel odor.
Solution: Install new seal; torque to 25-30N·m; replace filter if cracked or deformed.

3. Bypass Valve Open (Filtration Failure)
Causes: Severe clogging, stuck or damaged valve.
Symptoms: Black smoke, accelerated injector wear, power reduction, excessive emissions.
Solution: Follow service intervals strictly; use genuine filters; replace complete assembly if faulty.

4. Improper Installation (Air Intrusion)
Causes: Reverse installation, misaligned seal, un-bled system.
Symptoms: Hard starting, unstable idle, intermittent stalling, air bubbles in fuel lines.
Solution: Install per arrow direction; ensure seal seats properly; prime and bleed air after installation.