Motorside for PVC boats: how to choose and install correctly
Choice floater It's just the first step to a full-fledged fishing or a water trip. PVC boatIt's often forgotten that without a reliable engine attachment, it's just an inflatable mattress, and that's where the motor guide comes on the stage, which is often called a transomb board or simply a transmuter, and the safety of the crew and the durability of the entire structure depends on the quality of this unit.
The modern market offers a variety of options, from simple plywood boards to complex engineering systems made of aviation aluminum. Incompatibility of the motor guide type with a particular balloon can lead to rupture of the seams or loss of tightness at the most inopportune moment. Understanding design features will help avoid costly buying mistakes, and in this article we will discuss all aspects of selection and operation in detail.
Design features and types of materials
The main task of the transom board is to withstand the powerful jerking loads created by the screw and the water element. engine-block In an inflatable boat, it's a rigid insert that inserts the board itself, and the materials that make it play a crucial role in the weight and strength of the product, and most commonly, it's moisture-resistant plywood coated with special varnishes, or it's light metal alloys.
Plywood versions tend to come in the basic configuration of budget models; they are heavier, prone to stratification during prolonged contact with water, but have a low cost; while aluminum or steel trans, often used in premium boats, do not have these disadvantages. Corrosion resistance The metal depends on the quality of the coating and the type of alloy.
🛡️ Aluminum alloys (AMG) are lightweight, do not rust, but can bend when hitting stones.
🏗️ Stainless steel - maximum strength, can withstand powerful motors, but has a significant weight.
🪵 Laminated plywood is cheap, heavy, requires constant maintenance and drying after each fishing trip.
📊 What material is the transom in priority for you?
Aluminum (lightness)
Stainless steel (strength)
Plywood (price)
I don't care as long as I hold on.
When choosing, it is important to consider that metal-stick They are often rounded (a round transom), which provides better streamlinedness and less water resistance.
Criteria for choosing the appropriate model
Selection of the right equipment begins with the analysis of the specifications of your boat. Load capacity The boats and the power allowed are the two pillars on which the choice is based, and if you plan to put a 5-8 hp engine, the stiffness requirements are going to be one, and for 15-18 hp, they're going to be completely different.
And you can see the locking system, and in some models, you just put the board in your pocket and you keep it in your pocket, and you keep it under pressure, and you can do it with low power, but you need a system for heavy loads. sling Or rigid attachments that pass through special holes in the balloon, which prevents the transom from falling out when you brake sharply or hit a wave.
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When buying a used boat, be sure to check the condition of the paste of the transom insert - detachment of the fabric from the rigid base is a critical defect that is difficult to fix at home.
Also important is the angle of inclination. The standard transom angle is 10-15 degrees. If the angle is too large or too small, it will lead to the wrong angle. differentiation As a result, the boat can "nose pecking" or, conversely, burrow with a stern, which increases fuel consumption and reduces speed.
⚠️ Warning: The use of homemade transoms made of raw wood or thin metal is strictly prohibited. If the mounts break, the motor can fall into the water or, worse, injure people on the boat.
Technology of correct installation and installation
The process of installing the motor guide requires care and consistency. Incorrect installation can lead to a skewed engine and, as a result, to the boat sideways when moving, you first need to fully pump the cylinders to the operating pressure specified in the product passport.
Then the board is inserted, and if the design involves the use of additional gaskets or dampers, they are installed at this stage. For metal transoms, it is important to check that there are no sharp edges that can damage the inner surface. balloon.
☑️ Checklist for transom installation
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The final step is to check the stiffness. Try to shake the board with your hands. The backlash should be minimal or absent. If you use a hinged transom (for boats without one built in), make sure that the straps are tightened evenly on both sides.
specifications comparison table
For the convenience of choosing the basic parameters, we will present comparative data of different types of transoms-trans systems. The figures may vary depending on the manufacturer, but the general trends remain.
Parameter
Plywood (9-12 mm)
Aluminum (AMG)
Stainless steel
Weight (for boat 3.2m)
3.5 - 4.5 kg
1.5 - 2.0 kg
4.0 - 5.0 kg
Max, engine power.
up to 5 hp
15 hp.
up to 25 hp and more
Resistance to water
Requires drying.
Absolute.
Absolute.
Term of service
3-5 years
10+ years
15+ years
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Aluminum transes are the “middle ground” for most anglers, combining low weight and sufficient strength for motors up to 10-12 hp.
Typical errors in operation
One of the most common problems is keeping the boat assembled with the motor or transom installed under load. Deformation The material of the cylinder in the place where the rigid board is attached eventually leads to loss of leakage. The boat should always be stored in a deflated form or, in extreme cases, remove the transom insert.
Another mistake is to let the sand get between the balloon and the transom, and the abrasive particles act as sandpaper, rubbing the PVC fabric as the boat moves through the water, and you have to wipe the transom pocket carefully before each installation.
Excessive tightening of fasteners is also not beneficial. Too much pressure can damage the fabric structure or cause microcracks in the lacquer coating of plywood. Optimum effort. It is when the board sits tightly, but without fanaticism.
⚠️ Warning: Never try to start the motor if the squirrel board has a visible backlash or skew. Vibration can instantly destroy the mounts.
The Secret of Durability
Silicone spray lubrication: To extend the life of rubber seals and prevent the transom from freezing to the cylinder in cold weather, it is recommended to treat the contact points with silicone lubrication once a season. This will also facilitate the installation and removal of the board.
Maintenance and care of the transceiver system
Regular maintenance extends the life of both the boat and the attachments, and after each foray into the water, especially if it was salt water, the metal parts must be rinsed with fresh water, which will prevent the development of the water. electrochemical corrosionIt is particularly aggressive in the marine environment.
Plywood transes require special attention. They must be dried at room temperature, but not in direct sunlight or near heating appliances. Rapid drying leads to cracking of the varnish and deformation of the wood. Periodically, once a season, it is useful to update the protective coating with special yacht varnishes.
Check the condition of the fasteners: bolts, nuts, slings. Metal fasteners have the ability to oxidize. If you notice rust on the bolts, they should be replaced with stainless steel analogs of the same size.
📊 How often do you dry your squirrel after fishing?
Suss always
I only dry after salt water.
Drying is rare, no time.
No drying at all.
In conclusion, motor guides are not just a piece of board or metal, but a critical safety feature. A competent approach to choosing them, based on an understanding of materials and loads, will allow you to enjoy the water element without unnecessary preocupations. Remember, the savings on this element can cost much more than its original price.
Can a wooden transom with a powerful motor be used?
It is not recommended to use a plywood transom with engines above 5-6 hp. Wood and plywood have a limit of strength for bending and cutting. With powerful jerks of the screw (for example, when entering a plane or hitting a wave), the plywood can crack, which will lead to the fall of the motor into the water.
How often should I change the slate?
The life of the plywood boards depends on the material: plywood boards, when used and maintained properly, last 3-5 years; aluminum and steel structures can last for decades if no mechanical damage has been sustained; they must be changed when cracks, stratifications or permanent deformation occur.
What to do if the squirrel starts to walk in your pocket?
If you have backlash, check the pressure in the cylinders, it may have dropped. If the pressure is all right, try using additional pads made of dense rubber or felt. In the case of hinged transverses, tighten the belts. If the backlash is still there, maybe the pocket is stretched or the board itself has deformed.