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    malcolm35's Avatar
    malcolm35 Posts: 4, Reputation: 1
    New Member
    		  
    #1

    Oct 27, 2010, 02:24 AM
    Onan engine B48G stops running
    L wish to know if anyone can help me with the problem with my grandsmaster toro 62inch cut mower
    It has a onan B48G engine the motor starts and then after a few minutes it dies and then after a few seconds l can start it again with out any trouble but then it dies again
    L have replaced fuel pump and points and condenser and yet it still does it
    L hope someone can help
    Cheers
    Malcolm
    amowl's Avatar
    amowl Posts: 26, Reputation: 3
    New Member
    		  
    #2

    Oct 27, 2010, 09:25 PM
    Fuel filter/ clean the lines onside the carb/remove and replace the fuel lines
    malcolm35's Avatar
    malcolm35 Posts: 4, Reputation: 1
    New Member
    		  
    #3

    Oct 28, 2010, 03:56 AM
    L have replaced fuel filter and replaced fuel lines from tank all the way to carb
    And it continues to die after a short time of running
    Lam not sure what is next to do??
    Cheers
    Malcolm
    DG's Avatar
    DG Posts: 1,375, Reputation: 109
    Ultra Member
    		  
    #4

    Oct 28, 2010, 11:23 AM

    Check and make sure the tank venting , check fuel cap .
    If it dies again remove fuel cap and see if this helps.
    amowl's Avatar
    amowl Posts: 26, Reputation: 3
    New Member
    		  
    #5

    Oct 28, 2010, 05:03 PM
    DG has a good one.also if you can I have hooked up a bicycle pump with duct tape to the threads of the fuel fill spout and start it and give it a SLOW steady push on the pump with the motor at about 1/2 throttle
    Good 1 DG don't know how I missed that 1
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