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Mend JCB 520-4 Tractors

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Mend JCB 520-4 Injection Pump Remove

jcb 520-4 farm special 1987?

Have problem with fuel injection pump how do i remove it... with reguards to engine timing. Also is it spline mounted or do i have to remove timing gear from drive shaft?

glyn
February 2010
i think you have the 4236 perkins in yours there is a round cover with 4 bolts on the timeing cover take that off then undo the 3 bolts on the timeing gear and you can extract it if it helps i got a injection pump from digger doctor uk for my 520.4 1985 good luck

dave
February 2010
what type of pump is fitted ie lucas/delphi and is the engine perkins

bally
February 2010
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