Tailwheel Stinger Movement
The original Bearhawk A model had a leaf type tailwheel spring. The B model changed to a stinger. Early on during test flying I noticed...
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Trim Tab Hinge Play
Another Bearhawk owner found play in both pitch trim tab hinges. Upon inspection I found the same issue with mine. At the time we tried...
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Elevator rubbing
During initial assembly we found my right elevator torque tube to be in very close proximity to the adjacent support bracket. I had...
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Part Numbers for Maintenance Items
This page contains a list of routine maintenance parts together with part numbers for easy ordering as they apply to my Bearhawk 4B....
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Control Stick play
A number of Bearhawk builders had noted an (annoyingly) high amount of control stick play in the fore-aft axis. The play appears to come...
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Broken Flap guide
At least one Bearhawk owner has reported a cracked flap guide (red arrow in the photo below). The symptoms were that the flap handle was...
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Pitch Trim Tab linkages
Some 4-place model owners have reported movement in the pitch trim tab linkages at the front bushing. The original kit-sets had a rod-end...
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Flap Pulley Wear
Several Bearhawk owners have reported wear observed on the inside of the exterior fuselage flap pulleys, generally at around 400 flight...
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Flap Handle Wear
One owner reported wear on the flap handle lower bolt hole at the 1000 hour inspection. The original 3/16" hole had elongated and...
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Fuel Servo Finger Filter
On my aircraft I observed a decrease in fuel pressure on two separate occasions while in the cruise at 8500ft. A subsequent data download...
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Stainless Steel Control Cables
Some builders that has installed stainless steel control cables reported relatively high wear on the cables after several hundred hours...
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Tailwheel Shimmy
Shimmy is when the tailwheel becomes unstable and oscillates from side to side, or rotates through 360º usually during a landing roll....
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Pitch Trim Tab Hinges
Several owners have reported excess play in the pitch trim tab hinges. An easy fix suggested by an engineer was to add RTV to the hinge...
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