Plunger Barrel get stacked-If engine stopped for a longer period,then if engine starts and run at a high speed then due to uneven thermal expansion of plunger and barrel this problem occur.So after starting after a longer period the speed keep low about 20 minutes.This problem also occur due failure of fuel pump lubrication system, low quality lubrication oil is used or low quality plunger barrel(proper metal not used).
'O' Ring Damage in High Pressure Line-'O' ring damage occur due to excess pressure in high pressure line.If fuel temperature increase 'O' ring also damaged.
Control Rod or Gear Teeth Broken-This is happened due to thermal stress or plunger barrel get stacked.
Plunger tip broken
Fuel Pump
Reviewed by shaikat
on
11:19 AM
Rating: 5
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