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C3071051 XCMG GR2605 motor grader bellow hose
Part Number: C3071051
Type: Intake Bellow Hose / Air Intake Hose
Material: Reinforced Rubber / EPDM
Structure: Flexible corrugated pipe with smooth ends and fiber reinforcement layer
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Product Details:
C3071051 XCMG GR2605 motor grader bellow hose
Technical Parameters
Part Number: C3071051
Type: Intake Bellow Hose / Air Intake Hose
Material: Reinforced Rubber / EPDM
Structure: Flexible corrugated pipe with smooth ends and fiber reinforcement layer
Operating Temperature: -40℃～+150℃
Applicable Medium: Air (with a small amount of oil mist)
Cross Reference: 3918604, 3918605, 3928623
Application
Applicable Engines: Cummins 4BT3.9, 6BT5.9, 6BTA5.9, ISB5.9, QSB5.9 series diesel engines
Equipment: Dongfeng commercial vehicles, Komatsu/Hyundai/Sany/XCMG excavators and loaders, Cummins generator sets, forklifts, air compressors and other industrial equipment
Location: Between the air cleaner outlet and turbocharger inlet as a flexible connecting section
Common Faults & Troubleshooting
Causes: Rubber aging, vibration fatigue, oil corrosion, high temperature damage, external scratches
Symptoms: Abnormal intake noise, power loss, unstable idle speed, unfiltered air entering the engine
Solution: Replace with genuine C3071051 bellow hose; check the air cleaner and surrounding pipes for sharp edges
Causes: Long-term high temperature, material aging, oil immersion, inner layer separation
Symptoms: Increased intake resistance, engine surging, poor acceleration
Solution: Replace the bellow hose; check for abnormal turbo oil return and crankcase ventilation
Causes: Loose clamps, improper installation, worn connectors
Symptoms: Loud intake noise, idle vibration, abnormal air-fuel ratio, insufficient power
Solution: Tighten or replace clamps; reinstall and ensure proper sealing
Causes: Failed air cleaner, turbo oil leakage, dust accumulation
Symptoms: Insufficient air intake, black smoke, increased fuel consumption, power decline
Solution: Replace the air cleaner; check turbocharger seals; clean or replace the bellow hose
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