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Chapter 0508 Agricultural Machinery (Part 1)

Using "free activities" to circle around, Zhou Yan raised his glass frequently and spent an hour knocking down both Secretary Chen and Mu Fanhua.

After killing a thousand enemies and locking himself in eight hundred, Zhou Yan's horizon began to turn when he left the Blue Ocean Hotel...

Although he stayed at his uncle's house, Zhou Yan still received a lot of complaints from Qin Ruoshu before going to bed. Accompanied by the faint complaints, Zhou Yan fell into a deep sleep.

The next day, after having dinner at his uncle's house, he took his uncle and aunt to pick up his girlfriend from Lao Qin's house. As soon as he walked in, Zhou Yan felt the eldest lady's strong dissatisfaction.

"Ruoshu, you can't blame me for this. Last night, Sister Ning kept trying to persuade her to drink..."

Qin Ruoshu still had a dark face.

Zhou Yan smiled awkwardly, turned to look at the eldest lady, and then glanced at the unscrupulous elder sitting in the back seat who was snickering, and thought for a moment: "My wife, this dress is good, very suitable for farm work..."

The eldest lady's work clothes are usually worn when going out for sketching. As soon as she heard Zhou Yan's comments, most of the anger in the eldest lady's belly dissipated.

The food crops in Xia Dong are overwintering wheat, which turns green in spring and only needs watering. The remaining "care" in the farmland is all given to important oil crops and cash crops - peanuts.

On the way home, there was a busy scene on both sides of the road, with spring plowing to loosen the soil and planting melons and beans.

After walking around and stopping for nearly an hour, the group arrived at Zhoujialing.

Although Zhoujialing is known for its beautiful scenery and pleasant climate, the Qingming Festival is not very different from other places. Only the early pink peach blossoms and white Tangli flowers on the mountains are announcing the arrival of spring.

When he arrived at the door of his house, he saw that the door was unlocked. Zhou Yan honked the horn twice, and the old woman in an apron opened the door and walked out of the yard.

"You kid..."

As soon as I spoke, my uncle and aunt opened the car door and got out of the car, carrying large and small bags.

"Zhenghe, what are you doing..."

"Sister-in-law, how can one visit relatives empty-handed..." Zhou Zhenghe smiled and leaned forward and glanced into the yard, "Where is my third brother?"

"They are plowing the land..." Mrs. Zhou Yan approached the car, glanced at Qin Ruoshu who was lying in the cab, and asked jokingly, "Ruoshu, we are already a family, and you are still so shy?"

As for Zhou Yan, my attitude remains the same...

"Shitou, get out of the car quickly and make tea for your uncle and aunt..."

"Go home, just go home, why buy some random stuff? It's not like you don't have anything at home!"

"Mom~" Classmate Zhou Yan said with resentment on his face, "Your daughter-in-law bought these!"

"Ruoshu bought it?" Mrs. Zhou Yan immediately changed her face, "My daughter-in-law has good taste. I heard that these things are popular in Dongyang City. I have always wanted to buy some..."

Used to it!

Zhou Yan gave his girlfriend a reassuring look and carried his things into the yard.

Hot water is readily available, and we have grown tea at home. Although it is not Mingqian tea, it is still spring tea.

Zhou Yan is busy making tea here, and my mother has brought over a large plate of snacks: "His little aunt, you haven't eaten much in the morning, so you need to fill your stomach first..."

I made tea and just grabbed a pack of snacks. Before I could open it, my phone in my pocket suddenly rang.

I took it out and saw it was from my father.

"Shitou, come to Nanshan with repair tools, the tractor is broken!"

After hanging up the phone, Zhou Yan quickly took the jack and tool box from the tool room at home, threw them into the trunk of the pickup truck, got in the car, and ejected.

Still far away from Nanshan, Zhou Yan saw his tractor lying down.

When he got closer, Zhou Yan found that his father had opened the hood and was standing on it, constantly looking at the engine.

"Dad, what happened to the tractor?"

Seeing his son arriving, Zhou Zhenghai sighed slightly and shook his head gently: "I'm not sure. I just called the manufacturer and they were not at work..."

"Can it still be activated?"

"As soon as the ignition is turned on, the engine makes a buzzing noise..."

"Then the engine is broken..." Zhou Yan glanced at the trunk of the pickup truck and smiled, "With the few things I brought, I shouldn't be able to dismantle the engine..."

"Forget it..." Zhou Zhenghai smiled, "I will unload the plow later, you can drag it back..."

The agricultural pickup truck imported from a beautiful country finally did its job, dragging a tractor and "swaggering through the market."

After stabilizing the tractor, the worried Father Zhou sighed, glanced at the broken down tractor, and then at Zhou Yan, who was going to watch the fun. After struggling for a while, he asked: "Shitou, come on."

I think you studied engines in college, right?"

"Back in the day," Zhou Yan's father had dismantled many tractor engines, but after all, those were all single-cylinder carburetors. Now, facing multi-cylinder EFI engines, Zhou Zhenghai felt like a tiger eating the whole thing and had no choice.

Mouth feeling.

Needless to say, Zhou Yan understood what his father meant: fix it yourself.

"should be no problem!"

Father Zhou nodded, thought for a moment, and pointed at the huge engine: "How do you get this thing off?"

"I keep the winch that comes with the pickup truck at home. I can put it on the truck and use it..."

As for other powers, Zhou Zhenghai and Zhou Yan both have a collecting habit and have purchased many tools that may be useful, such as torque wrenches, dial indicators, and micrometers.

After a little effort, I installed the winch of the pickup truck on the bumper, removed the fixing bolts of the tractor engine, and then used the winch to lift the engine off.

Seeing the huge iron lump being placed on the concrete floor, Zhou Zhenghai breathed a long sigh of relief. He looked back at Zhou Zhenghe and others who were watching the excitement behind him, and smiled at Zhou Yan who was tightening the screws with a torque wrench:

"Son, if you can't tear it down, find someone..."

This is Chi Guoguo’s fierce general!

Zhou Yan is considered an expert in engines, so he is no stranger to disassembling and assembling engines. He carefully removed the intake and exhaust pipes, timing belts, camshaft covers, camshafts, and valves.

"This thing is similar to the engine on a walking tractor!"

After Zhou Yan removed the flywheel and cylinder head, Zhou Zhenghai discovered that high-power agricultural machinery is not the same as a walking tractor.

"Four-cylinder?"

After removing the cylinder head, turn the engine over and drain the oil from the oil pan...

When draining the engine oil, Zhou Yan found that there were some obvious iron filings in the oil.

After draining the engine oil and removing the oil pan, Zhou Yan took a flashlight and scanned the engine and immediately discovered the problem: the crankshaft was broken!

Keep dismantling!

Remove the bolts fixing the piston connecting rod on the crankshaft, and pull the broken crankshaft out of the engine cavity.

"Son, can you tell how it was broken?"

Zhou Yan put the broken crankshaft into a large stainless steel basin, used detergent to clean the oil on the crankshaft, and then picked up the crankshaft after cleaning it.

"What on earth is going on? How could such a big shaft break?"

"The heat treatment is not good enough!"

Zhou Yan carefully looked at the broken part of the crankshaft, which happened to be the shoulder of the thin arm.

"Heat treatment?"

"This thing is made of alloy. After it is forged, it needs to be stress annealed." Zhou Yan did not dare to go into too much detail. "The so-called stress is the force that is held inside the part during forging. If it is not

Once it is eliminated, that energy will be stimulated when used later..."

"Oh..." Zhou Zhenghai nodded as if he understood.


This chapter has been completed!
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