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    Mecury BlackMax 175Hp, Constant Beep and Overheating

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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Hi Scott, yes the old impeller was in 1 piece and in good condition, a but hard, but no pices missing from it, but I replaced it away. It is a V6 175Hps 2.5 Litre. The water comming from the tell tail is reasonably hot, and the heads covers heat up. I will check the sensor, can you please point...
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Hi Chris/Team, I have now replaced the following with new parts; poppet valve, thermostats, impeller (water pump). I also took off both Heads, inspected and cleaned the water passage ways. I have checked the new thermostats and placed them in boiling water, and the slowly open up. The head...
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Hi Chris/Team, I have now replaced the poppet valve,
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    No. I don't have a water presure gauge .
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    Kawasaki Jet Ski STX 1100 and water coming into the engine compartment while at full throttle;

    Dear All, I have Kawasaki Jet Ski STX 1100 and water coming into the engine compartment while at full throttle; I can’t see any water coming in while the Jet Ski is stationary. I also internally filled the hull up with fresh water while the Jet Ski is on the trailer and I could not see any water...
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Thanks Chris, Note I will not run the motor without the Thermostats. I hope I didn't damage the engine as I ran it for about 30 minutes without the Thermostats... I have already torque the head bolts to 30 lb. ft. (40.5 N·m) then turn an additional 90°.
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Thanks for your reply. I have checked the Themostats which are fine and clean, the open up in a pot of boiling water, I still ordered new Themostats, but for the time being, I removed the Themostats and run the engine, it still runs hot, the alarm is going off
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

  10. R

    Mecury BlackMax 175Hp, Constant Beep and Overheating

    1989
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Sorry, I don't hwave a water presure gauge.
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Thanks, I have the Thermostats which seems fine, but I will replace them. Then the poppet valve.
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Thanks for the repy. The compression test come in at about 115-120psi, which is good, the head gasket is fine, no breaks or leaks.
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    Mecury BlackMax 175Hp, Constant Beep and Overheating

    Hi, I Mecury BlackMax 175Hp, which Constant Beep and Overheating. I have replaced the impeller water pump, it has a strong pee (pumps water strongly), howver the water coming out of the pee hole is very hot. All help will be respected. Thanks in advance.
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    Mercury Black Max outboard 175hp, Snapped Gear Shifter Top Shift which connects to the lower gear unit.

    I have attached the photo of the lower joint which snapped off. I am in Sydney Australia, so getting a replacement rod will take weeks, so I will just weld it.
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    Mercury Black Max outboard 175hp, Snapped Gear Shifter Top Shift which connects to the lower gear unit.

    Thanks agian, do I need to take off the whole power head and mid section. I just want to get access to the bottom 2 cm/ 1 inch of the rod/shaft shifter. Can I just take off the housing of the mide section, I can almost access/see the area I wish to weld.
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    Mercury Black Max outboard 175hp, Snapped Gear Shifter Top Shift which connects to the lower gear unit.

    Thankyou
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    Mercury Black Max outboard 175hp, Snapped Gear Shifter Top Shift which connects to the lower gear unit.

    Hi, I have a Mercury Black Max outboard 175hp with a Snapped Gear Shifter (Top Shift which connects to the lower gear). The section that snapped is the about 2 inch from the bottom of the top rod, what joins to the bottom gear unit. I want to take of the top bottom housing cover so I get access...
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    Johnson Outboard Motor MODEL NO J30PL4SD 4 Stroke 30Hps Stalls after 20 minute use, then restarts after waiting 5 minutes

    Thankyou for the feedback, I have tried to pump the bulb which did not work, I will try another tank. Thanks again.
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    Johnson Outboard Motor MODEL NO J30PL4SD 4 Stroke 30Hps Stalls after 20 minute use, then restarts after waiting 5 minutes

    Ok, will try.
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