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  1. J

    Fish boxes and macerator pump help !!!!

    I have a 2008 Polar 2300 Center Console with two rear floor fish boxes. These boxes drain into my bilge but at the same time I have a macerator pump. What is the macerator pump use for then if the fish boxes drain into my bilge area ?
  2. J

    What size fuel line question ???

    What size fuel line should I use on a Mercury 150 HP carburated from the tank to the water filter separator?
  3. J

    Idle !!!!!!!!

    I have a 1998 Mercury 150 HP carburated outboard. I have to keep pushing the choke on the ignition in order to keep the motor running. This sometimes lasts a few minutes. If I don't push the choke, the RPMs eventually go down until the engine stops. Sometimes it gets really hard for it to keep...
  4. J

    Mercury Outboard starting issue HELP !

    I have a Carburated 1998 Mercury Off Shore 150 HP. My issue is when I start the motor, the RPMs keep going down until it shuts off. I have to keep pressing the choke in order to keep it running. After about 15 minutes of chocking the motor finally stabilizes. Sometimes longer than 15 min. It...
  5. J

    Intermittent alarm HELP !

    Hello, I have a 150 HP Mercury outboard 1998 "?ffshore" S/N 0G655314 with carbs. The oil/temp alarm started going off as I was cruising slow at around 3000 RPMs. Since then it will go off as soon as the key is turned one time. Not even with the engine running. I purchased a new Module...
  6. J

    How hot should the water discharge from the pee hole be?

    I have a 1998 Mercury 150 HP with Thermostats. How hot should the water coming out of the pee hole should be ?
  7. J

    1998 Mercury 150 HP "Offshore" with Carbs Taking off problem !

    I have a '98 Mercury outboard 150 HP V6 with carbs. Lately the motor has been hesitant on take off. It starts fine and idles great. It even accelerates perfect on gear while off the water. Once in the water, it losses power at take off and sometimes it takes a while for it to accelarate...
  8. J

    Temp Sensor alarm stayed on

    I have a 1998 Mercury Outboard 150 HP Offshore series and recently replaced the temp alarm located in a dry compartment in the center console near the ignition switch. The alarm now went off and does not shut down. I had to cut one of its cables in order to shut in down. I tried again a few days...
  9. J

    Seafoam ?

    Can someone tell me how to properly use seafoam mix on a 150 HP outboard for carb cleaning purposes. Thanks.
  10. J

    Mercury 150 Outboard take off issue !

    I have a 1998 Mercury 150 HP Offshore outboard. The motor is loosing power at take off. I see that weight makes a difference in how much longer it takes to take off. It looses power all the way to shutting down if the throttle is not pulled back and tried to take off little by little until power...
  11. J

    blown 1998 Mercury 150 HP outboard

    HELP ! Last night on my way back to the marina, the outboard started making knocking noises and loosing power. It finally shut off. It didn't want to even crank again. Today at home, I had to turn the flywheel with a crowbar. After getting it loose, I tried the ignition and it started but with...
  12. J

    Idle problem

    I have a 1998 Mercury 150HP outboard. The motor runs great. Once I arrive at my destination and shut the motor off for a few hours, its hard for it to maintain an idle. The RPMs go low and it shuts off. I have tried to increase the idle while at home and it works fine. I increased them to about...
  13. J

    Rule 1100 GPH Livewell pump as wash down ?

    Can I use a Rule 1100 GPH livewell pump as my wash down pump ?
  14. J

    1998 Mercury 150 HP High RPM Idle !!

    My Mercury got stuck on a high RPM (3,500) after arriving at a destination and did not want to shift to neutral. When forced into neutral, the RPMs went high (3,500). The problem went away when I accelerated again and tried to shift to neutral. At that point it went back to around 900. It did it...
  15. J

    1998 Mercury 150 loosing gas line primer bulb pressure

    I have a 1998 Offshore Mercury 150. The outboard lost power and the primer buld was not hard. On one accasion, the engine almost turned off but I primed the line again making the primer bulb hard and the engine came back alive. It was as if the line is loosing pressure. The problem happened...
  16. J

    Impeller

    I have a 1998 Mercury 150 HP outboard. I'm replacing the impeller. Do I need to change the whole water pump casing also ??
  17. J

    Required outboard Cranking Amps...

    I purchased a boat with a 150 HP Mercury. According to the manual, it requires a 650 Cold Cranking Amps battery. The boat currently have a 1000 Cold Cranking Amps battery. Will this bigger battery affect the motor or electrical system ??
  18. J

    Outboard Maintenance after each Saltwater use !

    After flushing my outboard with fresh water, I should open the engine cover and spray it with what ??? Thanks.
  19. J

    LED's

    I just installed three LEDs lamp on my boat's deck. The lights go on very low as soon as the battery switch is turned. They become bright when the switch for them is turned on. Are LEDs supposed to stay a bit on even when the switch is off??
  20. J

    Tachometer Problems !!

    I have a 1998 Mercury 150 HP Offshore. My Tachometer goes all the way to the end and stays there as soon as the motor starts...... Also, my Temperature warning buzzer is not working...... Could all this be linked to something going wrong ??
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