He drove back into the field. The combine behind him kicked up dust. He looked at the phone mounted to the window—the diagram still glowing on the screen.
There were fourteen hoses in that bundle. Some fed the steering, some the front-wheel drive, and one specific line ran the lift cylinder for the corn head. Cutting the wrong one would turn a $50 leak into a $2,000 repair bill. John Deere Hydraulic Hose Diagram
Twenty minutes later, he turned the key. The engine growled. He pulled the hydraulic lever. Whirrrrr. The corn header lifted clean off the ground. No hiss. No drip. He drove back into the field