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Does anyone here know the spanner / wrench size I need to get the oil cooler lines (funny angled type fitting, but called "Elbow Flared" part # 321269 page 184 in the CAT 3126 Parts manual ) off my transmission oil cooler as I need to remove and clean them out. Boat is about 3 hours away and...

When I bought my boat (with 2 x 1996 CAT3126's) back in Dec 07 I was told by the previous owner to turn the ignition on and not to start it until the battery volts had gone back up to 12V (and the warning buzzers stop) so the intake heaters can heat up the fuel to make starting easier. This is...

My 1996 CAT3126 engines have been running fine all summer with temps both at a steady 80 degrees C (175degrees F). I have noticed that the last few times out the starboard engine temp has crept up to 85 (185 degrees F) and stays there. With all the stuff I have read on here and other sites about...

The engine stop solenoid on my starboard engine stopped working on my last trip out. I have now learnt how to stop the engine manually if this ever happens again. I now have a new stop solenoid on order from CAT as well as the seal which I am going to keep and try to have it repaired Has...

Hi Guys, I'm in the UK and new to Cat engines but have them in my new boat and have been doing a bit of maintenance myself and I'm just after a bit of advice. Is there a socket that I need to remove the 2 sizes of square brass anode plugs without doing any damage to them. When I did them last...

Hope you dont mind me joining, although I dont have a searay. I have a new (new to me) boat with a pair of CAT3126 engines and there is not much info on these engines on UK websites. Have found the info on this website very useful. Done the oil change last week and currently replacing anodes...