Power-Lift Kicker Brackets: Wiring, Waterproofing and Actuator Care

Find your kicker's actual weight (from its specs) and horsepower and compare them with the bracket's ratings. Stay inside both limits, with some margin for the fuel line, battery cables and steering gear hanging on it. Check the setback too: the farther back the motor sits, the more leverage it puts on the transom. Panther notes that its longer-setback lift (a hydraulic model with 15 inches of setback) needs full transom support. Mercury says kickers on many fiberglass boats need a separate bracket bolted to the stern, following the boat's and the bracket maker's instructions.

Owners often ask where to find the "wet weight" to compare: use the dry weight from the kicker maker's spec sheet for your exact model and shaft length, then add the battery cables, fuel line, tie bar and any steering parts that ride on the bracket. On pontoons and boats with a rear sun deck, a power lift is often chosen because the kicker is simply too far away to reach safely; plan remote steering (a tie bar to the main engine) and controls at the same time, because a tiller you can't reach is no use.

Through-bolt the bracket with stainless hardware and a backing plate inside the transom, sealed as the bracket maker directs; Boating Magazine quotes Garelick recommending a backing plate for its kicker brackets. Hang the motor, through-bolt it to the bracket's motor plate, and add a safety cable (Panther, for example, says not to use its adjustable kicker brackets without the safety cable it includes). Run the bracket through its full travel by hand or by jogging the switch, with a helper turning the main engine lock to lock and tilting it, to confirm nothing collides. The kicker bracket guide covers this in detail.

Look up the actuator's current draw in the bracket's manual. Plan where the power comes from: a fused feed from the house battery, the main engine's starting battery, or a fuse block, and keep the run as short as practical. Size the wire for the current and the round-trip length (the wiring basics guide explains how); undersized wire drops voltage, which makes the lift slow and the actuator work harder. Use marine-grade tinned copper wire.

Blue Sea Systems explains that U.S. Coast Guard rules and the ABYC standard require circuit protection on every ungrounded (positive) wire except the engine starting circuit, and that the fuse is chosen to protect the wire. If the bracket maker specifies a fuse rating, use it; Blue Sea notes a maker's value is usually lower than the wire's maximum, and if it's too high to protect your wire, use bigger wire. Mount the fuse or breaker close to where the circuit connects to power. If there's any chance of fuel vapor where the fuse goes, it must be ignition-protected.

Mount the relay box somewhere protected from spray and standing water, upright if the manual shows it that way, and secure it so it can't flop around. Put the switch where the person running the kicker can reach it without leaning over the stern: at the transom, at the helm, or both. Some lifts offer a wireless remote. Label the switch "up" and "down" if it isn't obvious. Make sure kids and passengers know not to play with it.

Strip only what you need, crimp with heat-shrink terminals or sealed connectors, and shrink them fully. A thin coat of dielectric grease on plug pins helps keep corrosion out. Leave a drip loop below each connector so water runs off instead of into it, and leave enough slack at the moving bracket for full travel without stretching or pinching the cable. Support the wiring every foot or so with clamps, protect it where it passes sharp edges, and use a sealed cable entry where it goes through the transom. The electrical corrosion guide covers sealing in more detail.

Panther's FAQ is clear: the black hose on the actuator is a breather tube, and it must be routed upright, inside the engine cowling, so water can't get into it. Panther says actuators that keep coming apart are often a sign that water got in through a breather that wasn't installed properly at the factory, and the fix then is a new actuator and breather tube. Check yours: it should not hang down where spray or rain can reach the open end. This matters for your wallet too: Panther's one-year warranty policy lists water intrusion through the breather tube, and damage from improper trailering, as examples of service that is not covered.

With power connected and everyone's hands clear, run the lift all the way up and all the way down with the kicker on it. It should move smoothly and at a steady speed, without grinding, binding or the motor visibly straining. Watch the kicker's cowling, tiller and cables at both ends of travel, with the main engine turned and tilted. Release the switch as soon as the bracket stops at each end; holding it there only makes the motor work against the stop.

Run it through several full cycles, not just one, and pay most attention to the point where the load is heaviest (usually the start of the lift) and the point where clearance is tightest. FIRGELLI, an actuator maker, points out that the bracket's arms and pivots should carry the motor and the actuator should only move them; side load on the actuator rod wears it out fast. If you see the rod bending out of line, the bracket flexing or a cable rubbing, stop and fix the mounting before you use it on the water. Be very wary of home-built or modified lifts for the same reason.

Panther's maintenance schedule for its actuators: at the beginning of each season, pump marine grease into the grease fitting on the gear housing where the motor attaches. Depending on how much you use it, it may need a few more pumps mid-season. Panther puts a hard limit on how much grease goes in at one time (no more than four pumps), so count your strokes and never keep pumping until grease comes out. Other makers have their own schedule; check your manual.

Each trip, glance at the pins, clips and mounting bolts. A few times a season, rinse the bracket with fresh water (every time after salt water), lubricate the pivots as the bracket maker recommends, and check that bolts are tight and the transom shows no cracks or weeping around them. Panther says salt water may discolor its trim and tilt brackets over time but won't harm them; corrosion on electrical connections is another matter, so open and inspect any connector that looks green or white.

Panther's storage step: remove the set screw on the long outer cylinder of the actuator, spray fogging oil into the cylinder, then reinstall the set screw with RTV silicone on its threads and tighten it securely. This protects the internal screw from corrosion over the winter. Pull the fuse or turn off its battery switch for storage, and do your kicker's own winterizing at the same time.

Work from simple to complex:

• Nothing at all: check the battery, the battery switch, the fuse or breaker, and the main connections at the battery. Measure voltage at the relay input while someone presses the switch.
• Clicks but doesn't move, or moves slowly: look for low voltage under load, a corroded connection or ground, or an undersized wire.
• Moves one way only: usually a switch or relay fault on that direction.
• Isolating the actuator motor: Panther's troubleshooting for its electric steering units is a good model: unplug the motor from the relay and run it directly from the battery with fused jumper leads. If it doesn't run, the motor is bad; if it runs, the problem is in the relay or switch. Jumping the relay's control wires then shows which of the two has failed. Use the wire colors in your own manual.
• Actuator separating or the motor spinning without moving the bracket: Panther says that usually means the screw inside the actuator is broken; its actuators can't be repaired and must be replaced with the model that fits your bracket.

Before you rely on the lift, read your manual for any manual release or override. Many electro-mechanical actuators simply hold position when power is lost. If yours has no override, practice the backup: the kicker's own tilt mechanism still works on the bracket, so you can tilt the motor up by hand and lock it until you're back at the dock. Carry a spare fuse. When running on the main engine, keep the kicker raised and secured; Panther sells a tie-down strap for its Model 35 that tightens as the motor tilts, for rough water. For trailering, follow the bracket maker: Panther, for example, says its auxiliary outboard brackets must not be trailered with the motor on them and doing so voids the warranty.