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Search took 0.00 seconds. Search: Posts Made By: mmwjr
Forum: Engines 07-23-2019, 01:01 AM
Replies: 28
Views: 1,956
Posted By mmwjr
Using an IR temp sensor and taking reading of the...

Using an IR temp sensor and taking reading of the eng8ne and exhaust occasionally see if any reading are varying as the gauge is. IMO the helm gauge tend to be off and vary as the boat gets older. I...
Forum: Engines 07-15-2019, 02:20 AM
Replies: 28
Views: 1,956
Posted By mmwjr
Raw salt water should be 140 and raw fresh water...

Raw salt water should be 140 and raw fresh water is 160. Has to due with the temp at which salt crystals form.
Forum: Engines 07-12-2019, 02:21 AM
Replies: 28
Views: 1,956
Posted By mmwjr
The only guaranteed way is to pull the boat...

The only guaranteed way is to pull the boat remove the drive to inspect the hose. If blocked the hose and retainers need to be replaced however this is also the time to replace the bellows and lower...
Forum: Engines 07-08-2019, 08:03 PM
Replies: 28
Views: 1,956
Posted By mmwjr
He is correct Bravo drives are know for...

He is correct Bravo drives are know for restrictions at the transom hose due to the retainer design.
Forum: Engines 07-08-2019, 02:03 AM
Replies: 28
Views: 1,956
Posted By mmwjr
Don’t both engines have the tube? Where on the...

Don’t both engines have the tube? Where on the engine is the sensor located, thermostat housing? If so that area read cool in your scan. Just for grins try using a jumper wire from that starboard...
Forum: Engines 07-07-2019, 11:48 AM
Replies: 28
Views: 1,956
Posted By mmwjr
IMO based on the thermal photo your temps are ok....

IMO based on the thermal photo your temps are ok. I would disconnect the alarm sensor for that engine to ensure it’s what triggers the alarm.
Forum: Engines 07-06-2019, 09:09 PM
Replies: 28
Views: 1,956
Posted By mmwjr
I agree that seems to be it. I looked in the...

I agree that seems to be it. I looked in the Mercruiser manual and cannot find it. Seems it would either by-pass the thermostat letting water out of the intake or it takes water from the exhaust...
Forum: Engines 07-06-2019, 05:53 PM
Replies: 28
Views: 1,956
Posted By mmwjr
Interesting, not sure I’ve seen this before nor...

Interesting, not sure I’ve seen this before nor know it’s purpose. There are no clamps on the ends if this covering another hose inside?

What is you engine serial number? I would like to do a...
Forum: Engines 07-04-2019, 03:11 PM
Replies: 28
Views: 1,956
Posted By mmwjr
It looks too hot, can you post a regular picture...

It looks too hot, can you post a regular picture of it.
Forum: Engines 07-04-2019, 12:22 AM
Replies: 28
Views: 1,956
Posted By mmwjr
According to the scale the red looks to be in the...

According to the scale the red looks to be in the 160’s but white is 173 or above and there is something white on the left side of the scan, what is that?

Have you tried disconnecting the alarm...
Forum: Engines 07-03-2019, 12:50 PM
Replies: 28
Views: 1,956
Posted By mmwjr
The alarm temp switch is in the thermostat...

The alarm temp switch is in the thermostat housing. Have you checked the gear lube reservoir? Common for it to be low and cause an alarm when on plane.
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