red side

Engine Does Not Rev Up

Engine Does Not Rev Up


Possible Cause

   

Possible Remedy

Air in fuel system

   

Bleed fuel system, eliminate air leaks

Tank empty or tank vent blocked

   

Fill tank/bleed system, check tank vent

Fuel filter blocked

 

Replace fuel filter

Fuel-supply lines blocked-resticted

 

Test all fuel supply lines - flush or replace

Paraffin deposit in fuel filter

 

Replace filter, use winter fuel

Pump-to-engine timing incorrect

 

Readjust timing

Injection nozzle defective

 

Repair or replace

Timing device defective

 

Repair or replace timing device

Low or uneven engine compression

 

Repair as necessary

Governor misadjusted or defective

 

Readjust or repair

 

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