Continuity mistake: When Thomas hides behind the trucks, there are only 3. But in the next shot, there is a flatbed with a crate on it in front of the trucks.
Continuity mistake: When Thomas passes Gordon, Butch's magnet is attached to Thomas. In the next shot of Thomas, it isn't. And in the shot after that, the magnet is attached again.
Continuity mistake: When Thomas goes back to Maithwaite, Flynn's railway wheels are not touching the rails, but his tires are.
Continuity mistake: After Thomas stops near the bridge, he does not have a Wonky Whistle.
Continuity mistake: When Flynn sprays Edward, the water goes over Edward, but somehow his driver gets wet. And when Flynn sprays Gordon, the water is seen hitting the platform and Gordon's tender. Later, the water is seen hitting one of the coaches.
Continuity mistake: When Gordon approaches the station, in the two previous shots, the background changes from a close up of Gordon to a wide shot of Thomas and Gordon.
Continuity mistake: The fisherman appears out of nowhere when he tells Thomas to enjoy the smell of the fish.
Continuity mistake: When Arthur is waiting for the fat controller to pick him to run the new line, in a wide shot of the sheds, Henry is very close to him, but in a close up of Aurthur, Henry has vanished and Gordon appears one line beside him.
Continuity mistake: The engine sheds change design throughout season 1.
Continuity mistake: When Edward stops at the station, a close up of his whistle shows the sky is sunset dark, but when he arrives, it's bright daylight.
Continuity mistake: When Gordon hits the apples, he just bangs into them, no damage, but in the next shot, the apples are visible and smashed and the cart is crushed and on its side.
Continuity mistake: At the beginning of the episode, the order in the sheds is Henry, Thomas, Gordon, James and Edward. But, when Thomas is complaining, the order is now Thomas, Gordon, James, Edward and Henry.
Continuity mistake: When Edward is pushing trucks over a turntable, when he stops, he is very close to the trucks, when the camera changes, he moves back a bit. (Note the tank the Fat Controller is standing on).
Continuity mistake: When Thomas teases James about bootlaces, the background disappears in a close up of Thomas.
Continuity mistake: When Gordon says "Yes, I will" the background disappears between shots.
Continuity mistake: When the engines are laughing at Thomas, Henry's eyes are wonky.
Edward, Gordon and Henry - S1-E4
Continuity mistake: When Henry comes out of the tunnel, he's dirty, in the next shot, he's clean.
Edward, Gordon and Henry - S1-E4
Continuity mistake: When the Fat Controller is asking Henry to pull the train, Gordon vanishes.
Edward, Gordon and Henry - S1-E4
Continuity mistake: When Edward is sad, the background behind him disappears between shots.
Continuity mistake: When Bill and Ben notice their trucks are gone, there are guards in front of them, two shots later, there is no sign of the guards.
Answer: Butch the breakdown truck must have pulled Gordon's tender all the way up the rails so the breakdown train can reach it and also Butch helped to get Gordon close to the winch.