alarm

mike eimon

Recruit
Joined
Oct 1, 2005
Messages
3
I have 92 100 hp evinrude. After about 30 to 45 sec. after starting, I get an alarm. Im running on pre-mix and I have water out the tube. any suggestions? Im new.
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: alarm

mike , give model #,on side of transom bracket, as many details.
 

Solittle

Fleet Admiral
Joined
Apr 28, 2002
Messages
7,518
Re: alarm

Welcome mike!<br /><br />When was the last time you replaced the water pump and thermostats? Water out the tube is not the best indicator that water is circulating through the block.
 

DHPMARINE

Captain
Joined
Dec 16, 2003
Messages
3,688
Re: alarm

Most outboards don't generate enough heat to sound an alarm in 30 to 45 seconds.Do you get a steady tone,a slow beep,or a quick beeping ?<br /><br />Could be a bad warning horn,also try squeezing the oil tank primer bulb might help if the motor has sat a while.<br /><br />More info from you will help.<br /><br />DHP
 

mike eimon

Recruit
Joined
Oct 1, 2005
Messages
3
Re: alarm

Ive changed control boxes and that didnt stop it. I have pre-mix but also it has the vro. Too much oil??
 

gatorred

Petty Officer 1st Class
Joined
Nov 9, 2005
Messages
318
Re: alarm

mine sound's and charge's system with vro and gas pressure air in oil system, mine bad hose clamp,air leak, or if any thing like a 1991 150 <br />low gas or oil pressure, low oil or no oil in tank,overheating, temp sender on heads,mine went off after fixed, i got new clamp <br /><br />my horn quit loud I didn't run it long I had premix in mine to but winter rizing it to lucky for me it could have just ran out of gas to and did same thing <br /><br />time like this I think on pulling that horn out buy the wire's but i though better it's needed the oil horn
 

seahorse5

Rear Admiral
Joined
Jan 24, 2002
Messages
4,698
Re: alarm

that engine design has the thermostats below the powerhead, and if the airbleed hole gets plugged up, no water will reach the t'stats and the motor will overheat. Sometimes a quick burst of throttle will build up enough pressure to open the "blow off" valves and allow water to flow.<br /><br />The plugged bleed hole also keeps the thermostat cavity from draining, so they corroded shut over time, especially in salt water.<br /><br />The new factory t'stats are stainless steel.
 

MCM

Lieutenant Junior Grade
Joined
Jun 1, 2005
Messages
1,201
Re: alarm

Not to detract from the advise concerning the t'stats and water pump. But did you say you are pre mixing and still running with the VRO connected? I think you need to do one or the other, either premix and completely disconnect the VRO system or visa versa. Maybe I misunderstood your earlier post, In either case if you want to premix and eliminate the VRO and its system sensors here is some advice posted earlier by Joe Reeves concerning the procedure.<br /><br /> - posted December 15, 2005 08:36 PM Profile for Joe Reeves Edit/Delete Post Reply With Quote (VRO Changeover Judgement Call)<br />(J. Reeves)<br /><br />The VROs first came out in 1984 and have been upgraded quite a few times. In my opinion, back around 1988, they had perfected them but I think that they were upgraded even more since then. As long as the warning system is operating as it should, I feel quite at ease with them.<br /><br />Some boaters have voiced their thoughts such as "What if that overpriced plastic horn should fail while I'm under way for some reason, and the VRO decides to fail five minutes later?" Obviously that would result in a big problem which really brings their fears into view.<br /><br />The word "ease" is the key word though. If one has the slightest feeling of being ill at ease with that setup, then they should take the route they feel more at ease with. A judgement call each individual would need to make on their own.<br /><br />********************<br />(VRO Pump Conversion To Straight Fuel Pump)<br />(J. Reeves)<br /><br />You can convert the VRO pump into a straight fuel pump, eliminating the oil tank and VRO pump warning system, but retain the overheat warning setup by doing the following:<br /><br />1 - Cut and plug the oil line at the engine so that the oil side of the VRO pump will not draw air into its system. Trace the wires from the back of the VRO to its rubber plug (electrical plug) and disconnect it.<br /><br />2 - Trace the two wires from the oil tank to the engine, disconnect those two wires, then remove them and the oil tank.<br /><br />3 - Mix the 50/1 oil in the proper amount with whatever quanity fuel you have. Disconnect the fuel line at the engine. Pump the fuel primer bulb until fuel exits that hose with the tint of whatever oil you used. Reconnect the fuel hose.<br /><br />That's it. If you want to test the heat warning system to ease your mind, have the key in the on position, then ground out the tan heat sensor wire that you'll find protruding from the cylinder head. The warning horn should sound off.<br /><br />--------------------<br />ReevesJ32@aol.com<br /><br />With OMC 1961-1990
 
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