Need help asap please. Water out of "weep" holes after impeller change

cmon74

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Mar 14, 2022
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27
5.7L mercruiser serial number 0F338035. Alpha 1 gen 2 serial number 0F333583. This is my first impeller change but I felt it went better then expected. I'm pretty positive the water tube went back where it was suppose to be as far as lining it up correctly. My question is, I have "weep" holes on both sides of the stern drive that has a small but steady stream of water coming out when testing new pump on garden hose. I can't swear it's never been there before but I most certainly haven't noticed it before. I'm attaching a picture I pulled off the internet to show where the water is coming through the "weep" holes. Is this normal or did I mess something up changing that impeller pump? I used the quicksilver pump kit. Thank you all in advance.
 

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cmon74

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Joined
Mar 14, 2022
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27
5.7L mercruiser serial number 0F338035. Alpha 1 gen 2 serial number 0F333583. This is my first impeller change but I felt it went better then expected. I'm pretty positive the water tube went back where it was suppose to be as far as lining it up correctly. My question is, I have "weep" holes on both sides of the stern drive that has a small but steady stream of water coming out when testing new pump on garden hose. I can't swear it's never been there before but I most certainly haven't noticed it before. I'm attaching a picture I pulled off the internet to show where the water is coming through the "weep" holes. Is this normal or did I mess something up changing that impeller pump? I used the quicksilver pump kit. Thank you all in advance.
Anyone?
 

cmon74

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Mar 14, 2022
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I think that is a drain hole for the exhaust cavity or water ports and if raised you will get water coming out. Does it stay at temp? Exhaust manis not too hot ?
The little weep holes are on both sides ride behind the bolts. I don't recall if it's ever done that before but it's the first I noticed it right after installing the impeller. It did run a little warm but after about 20+ minutes running it on a garden hose. So I'm not putting to much thought into that. I plan to drop it in the water in the next day or so to see how it does. I'm just a little concerned I'm getting a steady stream of water out of these two small holes.
 

cmon74

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Mar 14, 2022
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The little weep holes are on both sides ride behind the bolts. I don't recall if it's ever done that before but it's the first I noticed it right after installing the impeller. It did run a little warm but after about 20+ minutes running it on a garden hose. So I'm not putting to much thought into that. I plan to drop it in the water in the next day or so to see how it does. I'm just a little concerned I'm getting a steady stream of water out of these two small holes.
I should also add that the water coming out of the 2 holes is cold. Same temp from the garden hose. So I don't think it's exhaust water
 

cmon74

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Mar 14, 2022
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I put the boat on the river today. Long story short. I put in a new 140 degree thermostat, new circulation pump and new impeller. All quicksilver parts. After running about 2-3 miles on the river at WOT or close to it, my temp gauge got 160 degrees or just shy from it. My temperature reading with IR gun: Therm housing - 147, Starboard Manifold - 175, starboard elbow - 140, starboard exhaust 118.
Port side Manifold - 180, port elbow- 140/ port exhaust 150. I did have an alarm go off but as soon as I touched the wire going to the sending unit the alarm stopped. I ran the boat another 2-3 miles at wot or close to it and got the same temp reading with no alarms. So I'm assuming the wire connection wasn't good. Would a loose wire cause my alarm to go off? Is the temperatures on my manifolds and elbows ok? Any help would be greatly appreciated. Thank you
 

bruceb58

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Mar 5, 2006
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Sounds fine to me. One side of the exhaust is always warmer than the other.
 

cmon74

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Mar 14, 2022
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Sounds fine to me. One side of the exhaust is always warmer than the other.
It's just that alarm went off. No idea why. Oils are full. Temp gauge was reading a hair below 160. I'll have to keep an eye on it I guess. Ty for your response
 
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