Mercury Optimax Cooling System Alarm Youtube Mercury optimax outboards must run at the normal operating temperature (120f at idle)or you may get an alarm and or a poor running engine. something to loo. 05 13 2014, 12:12 pm. airwick. minnow. join date: jul 2011. posts: 19. 150 optimax overheat alarm. hoping someone has experienced something similar or has some insight for me on my situation. i have a 2001 optimax with high hours, have had the motor for almost 3 years. had to overheat alarm go off slowly motoring, just above no wake speed.
Buzzer Alarm Outboard Warning Horn Johnson Oem 176360 704 Ip68 Optimax The owner's manual explains the alarm system and the alarm signals. it will explain how to interpret the alarm signal and deduce the meaning of the alarm. malfunctions in the cooling system of an outboard motor are often due to low volume of cooling water from the cooling water pump. replacement of the impeller of the cooling water pump is a. The cooling system design on the optimax is the achilles heal of the mill. it is notorious for overheating at or near idle because of inadequate flow due to a worn impeller or thermostats or poppet valve. early models have a tee fitting leading up to the heads restricting flow especially at idle to the starboard head. Lower the outboard to the vertical operating position. make sure all cooling water intake holes are submerged. 26837 2. open the fuel tank vent screw, located in the filler cap, on manual venting type fuel tanks. 19748 3. position the fuel line primer bulb so the arrow on the side of the bulb is pointing up. Aug 8, 2009. #3. re: '07 08 optimax 200hp constant alarm. re: '07 08 optimax 200hp constant alarm. i can't ever recall running it with the engine out of the water, not even accidentally. i have started it with the engine trimmed up a little before but the gills are always under water and starts peeing after a couple seconds as it should.
Mercury Optimax 225 Q A On Troubleshooting Alarm Codes And Tracker Valve Lower the outboard to the vertical operating position. make sure all cooling water intake holes are submerged. 26837 2. open the fuel tank vent screw, located in the filler cap, on manual venting type fuel tanks. 19748 3. position the fuel line primer bulb so the arrow on the side of the bulb is pointing up. Aug 8, 2009. #3. re: '07 08 optimax 200hp constant alarm. re: '07 08 optimax 200hp constant alarm. i can't ever recall running it with the engine out of the water, not even accidentally. i have started it with the engine trimmed up a little before but the gills are always under water and starts peeing after a couple seconds as it should. Have your mechanic bring his scan tool. that will tell him specifically which sensor is setting off the alarm. if it is engine overheat, start with the poppet valve, and if need be, the thermostats and have another look at the water pump. but if the scan tool says the record of the alarm (and the computer will have a record of it) say. Picked up an infrared laser thermometer and found it's the port side of the block that's heating up. starboard stays right where it's supposed to. both (just replaced) thermostats open and run water at the correct temp. but the port side is going to 170 degrees in about 1.5 2min at 600rpm idle.
Q A Mercury Optimax 150 Loud Alarm Water Flow Diagrams Poppet Valve Have your mechanic bring his scan tool. that will tell him specifically which sensor is setting off the alarm. if it is engine overheat, start with the poppet valve, and if need be, the thermostats and have another look at the water pump. but if the scan tool says the record of the alarm (and the computer will have a record of it) say. Picked up an infrared laser thermometer and found it's the port side of the block that's heating up. starboard stays right where it's supposed to. both (just replaced) thermostats open and run water at the correct temp. but the port side is going to 170 degrees in about 1.5 2min at 600rpm idle.
Problem With Mercury Optimax 225xl Alarm The Hull Truth Boating And
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