• 227-8313 2278313 Idler Pulley Excavator Spare Parts Fitting For 345C 345C L 345C MH 345D

• Specification

• Function

1.Guiding the Belt:The idler pulley is used to guide the engine belt drive, ensuring that the belt runs along the correct path. It helps to keep the belt properly positioned around various engine components, such as the alternator, compressor, and fan assembly. This prevents the belt from slipping off or misaligning, which could lead to power transmission failures or damage to the belt and other components.

2.Tensioning the Belt:It plays a role in maintaining the appropriate tension of the belt. A properly tensioned belt is crucial for efficient power transmission. If the belt is too loose, it may slip, reducing the power transfer efficiency and potentially causing the driven components to operate abnormally. The idler pulley can help to adjust and maintain the tension of the belt, ensuring that it can effectively transfer power from the engine to the various accessories.

3.Reducing Belt Vibrations:The idler pulley can support a segment of the belt that is prone to vibrations. By providing this support, it helps to dampen the vibrations of the belt, reducing noise and wear. Excessive belt vibrations can not only cause noise but also accelerate the wear of the belt and related components, shortening their service life. The idler pulley helps to improve the stability and durability of the belt drive system by reducing these vibrations.

• Applicable models

• More pulley parts supplied to C A T machine

• Catalog parts list

• Other hot selling parts

1.Final drive: Travel gearbox, Travel gearbox with motor, Carrier ass'y, Sun gear shaft

2.Swing gear: Center joint ass'y, Swing gearbox, Swing motor, Gear reduction ass'y

3.Undercarriage Parts: Track roller, Track link ass'y, Idler roller, Sprocket, Spring ass'y

4.Hydraulic parts: Hydraulic pump, Main Valve, Hydraulic cylinder

5. Engine parts: Engine Ass’y, Crankshaft, Turbocharger, Fuel injector, Flywheel, Starter motor, Cooling fan, Solenoid valve

6.Electrical parts: Wiring harness, Controller, Monitor

7.Other: Cylinder Seal Kits, Fuel tank, Filter, Boom, Arm, Bucket etc.

• We could supply the following spare parts

1 Hydraulic parts: hydraulic pump, main valve, hydraulic cylinder, final drive, travel motor, swing machinery, swing motor etc.

2 Engine parts: engine ass’y, piston, piston ring, cylinder block, cylinder head, crankshaft, turbocharger, fuel injection pump, starting motor and alternator etc.

3 Undercarriage part: Track roller, Carrier roller, Track Link, Track shoe, Sprocket, Idler and Idler cushion etc.

4 Cab parts: operator’s cab, wiring harness, monitor, controller, seat, door etc.

5 Cooling parts: Radiator, air conditioner, compressor, after cooler etc.

6 Other parts: Service kit, swing circle, engine hood, swing joint, fuel tank, filter, boom, arm, bucket etc.

• Advantage

1. Offer Top quality & competitive products

2. Support 6-month warranty

3. 100% tested before shipping

4. Delivery in time

5. A wide range of Oil Pressure Sensor, Fuel Tank Level Sensor, Temperature Sensor, Speed Sensor for excavator 

6. More than 15 years production and 11 years foreign trade experience

7. Professional QC team

8. Best sales team, 24 hours service

• Packing and Shipping

Packing Details :

inner packing : plastic film for wrapping

external packing : wooden

Shipping :

within 3 days after received the payment , by air or by express or by sea on the basis of the

quantity and emergency circumstances.

1. By Couriers: DHL, UPS, FEDEX, TNT are the main courier companies we are cooperated,

2. By Air: Delivery from the Guangzhou air port to customer's destination city air port.

3. By Sea: Delivery from the Huangpu port .