How do you adjust bunks on a jet ski trailer?

How do you adjust a jet ski trailer?

Stand a concrete block on end and set a bathroom scale on top of it. Set the trailer tongue on the scale so that you can adjust the tongue weight as you position the jet ski on the trailer. Look in your owner’s manual and locate your jet ski’s weight. Multiply your jet ski’s weight by 0.10.

Should trailer bunks be loose?

Possible to move them with strong effort, but generally you want the bunk boards to retain the hull angles when the hull is off the trailer. While you are down there, make sure the other bolts holding the wood bunks to the brackets are properly snug.

Should boat trailer bunks be level?

1. The general rule of thumb is to adjust either rollers or bunks as low as possible and still keep the boat free of fenders and or the road. In particular the stern bunk adjustment normally will always be lower than the bow bunk adjustment.

Should boat rest keel roller?

In the full forward position on the trailer, the boat rest on the two boards. … It does indeed look like you need to move your keel rollers up towards the bottom of the boat until they are touching but not supporting the full weight.

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How tall is a jet ski on a trailer?

Take the watercraft model specified height and add at least 20 inches. This would be the absolute minimum total height of the watercraft sitting on a trailer. The STX15F spec is 41.3″ height, so on a double trailer it would be at least 62 inches overall from ground to top of steering.

Should boat bunks move?

You want them to move a bit so the boat can settle onto them fully each time. If you tighten them down too much and they don’t give, then you run the risk of the boat sitting on only a portion of the bunk and creating a larger opportunity for a wear in the gelcoat.

How tight should boat guides be?

Is there enough flexibility for the guides to flex 1.25 inches each, so the boat can squeeze in and end up relatively tight in the back? … You would want an inch or two of clearance between the boat and the uprights. With the appropriate amount of clearance your boat that is wider in the middle wouldn’t be an issue.