jssailem
SBO Weather and Forecasting Forum Jim & John
- Oct 22, 2014
- 21,337
My Wheel came with my 2017 purchase of an EV-100 AP. Over time, we have become very familiar with her innards. I wrote this article when experiencing a total breakdown of the wheel function. It may help.
Stiffness when trying to rotate the wheel can come from the belt breaking down, one or both of the eccentric wheels (those white off-centered nylon cams for the clutch and the belt tightener) being stuck, the bearings of the drive wheel ring ( see the image in the link) missing - damaged - or fouled, or the drive-ring (as my case) actually breaking down.
It is the AP wheel if your wheel rotates smoothly without the AP wheel attached.
I have attached a copy of the 4000 service manual. It may help.
EV-100 Autopilot 4000Mk2 Wheel Drive Repair
When it comes to selecting an autopilot, if your boat has a displacement weight less than 16,500 lbs, the Raymarine EV-100 is a likely option under consideration. It was the primary option when I explored my first AP. Now that I am 5 years into use with about 2000 nm usage I have had to do a...
forums.sailboatowners.com
Stiffness when trying to rotate the wheel can come from the belt breaking down, one or both of the eccentric wheels (those white off-centered nylon cams for the clutch and the belt tightener) being stuck, the bearings of the drive wheel ring ( see the image in the link) missing - damaged - or fouled, or the drive-ring (as my case) actually breaking down.
It is the AP wheel if your wheel rotates smoothly without the AP wheel attached.
I have attached a copy of the 4000 service manual. It may help.