Car level maintenance, also known as car level maintenance, generally refers to the car driving to 1500~2000km, a large inspection of the vehicle. It is based on fastening and lubrication.

I. engine:

(1) start the engine and listen to whether there is any noise when the engine is running at idle speed, medium speed and high speed.

(2) check the looseness of the fan belt and adjust it.

(3) inspect and clean carburetor, gasoline pump, gasoline filter and air filter (replace oil if necessary).

(4) check the tightness of the cylinder head, intake and exhaust manifolds and muffler, and check and tighten the engine bolts, nuts and flywheel housing bolts.

(5) clean the coarse and fine oil filters and filter elements, release the sediment in the filter, check the amount and quality of oil, check whether there is oil leakage in the lubricating system (joint), and tighten the oil sump bolts.

(6) check the fixed condition of the air compressor and whether there is oil and gas leakage in the pipeline, and remove the oil, water and dirt in the air storage cylinder.

(7) check whether the radiator and water pump are fixed, whether the water pipe has leakage, the effectiveness of the shutter and the pump shaft is lubricated.

Ii. Clutch and transmission:

(1) check clutch efficiency and bottom cover bolts, pedal selection, and add grease to pedal shaft.

(2) check the transmission fastening, oil level and whether there is oil leakage, add gear oil as needed.

(3) check the fastening and lubrication of universal joint, drive shaft, telescopic sleeve, intermediate bearing, bracket and towing hook.

(4) check the working condition of the hand brake, adjust the working stroke if necessary, and add grease to the brake shoe pin.

(5) check whether there is oil leakage in the main reducer housing, check the oil level and add gear oil if necessary.

Iii. Front bridge:

(1) check whether there is oil leakage in the front brake drum, check and adjust the tightness of the front wheel hub bearing, check the working condition of steering knuckle and kingpin, add grease, tighten the bolts and nuts of the tire.

(2) check the steering gear, add lubricating oil, check and adjust the steering wheel momentum and clearance, check the connection and fastening of the joints of horizontal and vertical pull rod and straight pull rod arm, and add grease.

(3) check whether the shock absorber is fixed, whether the leaf spring is broken, the steel plate pin is lubricated, and check the fastening of the riding bolt and nut.

(4) tighten the front bumper, wing plate, engine cover, foot pedal, cab bolts and nuts, check the connection of brake room, tighten the bolts and nuts, and grease the brake camshaft.

(5) check whether the front axle (i-beam) is bent or fractured, and check and adjust the front beam.

Iv. Rear bridge:

(1) check whether there is oil leakage in the rear brake drum, check the tightness of the hub bearing after adjustment, check the NN distance of the shaft, check the bolts, nuts, tire bolts, screw drivers, bolts and nuts in the brake chamber, and grease the brake camshaft.

(2) check whether the leaf spring is broken, whether the lifting lug is good, add grease to the steel plate pin, and check the fastening of riding bolt and nut.

(3) check the bolts, nuts, fender bolts, nuts and so on fastening the fuel tank frame.

(4) check the fastening spare tire rack and toolbox.

V. electrical equipment:

(1) check the electrolyte level of the battery, add steaming water when it is insufficient, and charge it after adding water in winter to prevent freezing. Electricity cylinder head tothrin, to prevent corrosion, dredge the vent cover also. Tighten the battery to remove the rack.

(2) check the working status of the lighting equipment and electrical instruments of the horn, indicator light, brake light, turn signal and headlamp.

(3) check the working condition of the engine and starter, and lubricate the bearings.

The above information is provided by xingtai yuantuo auto parts manufacturing co., LTD.

Company website: http://www.xtytwy.com