According to a bus-mechanic mate it's very common. It lets you run the whole vehicle (incl charge system) on 12v with both batteries in parrallel. Only switching to 24v for starting while not blowing up the rest of the vehicle.
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He's already at 300a at 24V...
the isuzu as fitted to the landrover should have a reduction drive startermotor and on initation can draw more than 600 amps and then usually settles to about 300 or so.
the glow circut should draw between 60 and 80 amps.
some trucks have a direct drive 24v unit and internally ist basically a sereis III diesel starter motor....
when it start to give you trouble turf it and your 24v starting system and install the reduction drive starter.
4/6BD1/T 12v reduction starter $400 brand new off Ashcroft, just bought a spare the other day!.
Damn that's a good price Gerry, they are normaly around the 1500 $ mark.
I can't fathom why you would want a 24v starter??????????????????????????????????????????? ??????????????????????
The standard gear reduction isuzu starter only draws 110amps whilst cranking, I have tested a few after rebuilding them. And I'm pretty sure they are mitsubishi starters also.
A full charged N70 gets my starter motor humming like a cheap pro on speed!!!!
:twobeers:
Back on topic - I think my glow plugs are connected - there is an orange light on the dash, but it only ever comes of for a fraction of a second - even at really cold temperatures.