Tohatsu m5 a2-s

gnsmk

Recruit
Joined
Apr 26, 2010
Messages
2
I have a problem : no cooling water from the engine. What I learn is this engine air cooled and the exhaust is water cooled. but I don't get any water from the pipe. what can i do to fix this ?
 

TOHATSU GURU

Admiral
Joined
Jul 22, 2004
Messages
6,164
Re: Tohatsu m5 a2-s

Take it to someone who knows what they are doing....Your engine is clearly water cooled.
 

gnsmk

Recruit
Joined
Apr 26, 2010
Messages
2
Re: Tohatsu m5 a2-s

I dont want to spend any money on it. And i think its air cooled and water cooled. I can?t find any impeller or waterpump. maby the prop. will push water in to the pipe ? ...
 

pvanv

Admiral
Joined
Apr 20, 2008
Messages
6,579
Re: Tohatsu m5 a2-s

You need the assistance of someone who is more versed in these matters than you are.

The [elderly] m5a2 is water cooled.

The vast majority of the used cooling water exits with the exhaust. There is a telltale tube to indicate a pressurized cooling system. Lack of a stream from the telltale does not necessarily mean it isn't cooling -- it only means that water is not flowing through the telltale. Telltales can clog.
 

chestercheese

Petty Officer 3rd Class
Joined
Oct 14, 2009
Messages
79
Re: Tohatsu m5 a2-s

hello, did you have any luck with your enine? i have the same engine and cant seem to find the impellar anywhere, if i connect the hoes pipe up to the intake then it pumps water well, i was thinking the same, would the prop force water up the in take when in motion, let me know how you ot on with your motor?
many thanks dan
 

pvanv

Admiral
Joined
Apr 20, 2008
Messages
6,579
Re: Tohatsu m5 a2-s

First:

Please DO NOT reply to old threads or hijack existing threads. Old threads of a technical nature are like a library book, Do Not write in them.

1. Old threads should be considered archives and used for reference only. Do not reply to them.

2. Do not take over someone else?s thread (aka hijack) with your own question, even if it is similar. If you have a question that has not been covered to your satisfaction in the archives, it is always best to start a new thread of your own.

3. If you have a question for the original poster (OP) and the thread is over 30 days old, send the OP a PM, he may not even visit the forums any longer, or may not notice your question in the old thread.

4. By starting your own thread, you will receive the maximum number of views by forum helpers that may not even notice your question when it?s posted at the end of someone else?s thread. And those answers will be specific to your particular issue.

In order for us to help you, we need to know the model. Do you have an M5A or is it the M5B?
 

TOHATSU GURU

Admiral
Joined
Jul 22, 2004
Messages
6,164
Re: Tohatsu m5 a2-s

Apology to gnsmk. Your engine is clearly air cooled and I was talking out of my $ss.:)
 
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