TRY CHECKING THE POSSIBLE CAUSES MARKED BY A CROSS  (SOME WILL NOT APPLY TO YOUR CARBURETTER)

CONTACT US, FOR MORE HELP AND PARTS TO FIX YOUR PROBLEM

ZOOM TO 50%, OR PRINT THIS PAGE OUT FOR EASY VIEWING
BLOCKED FUEL INLET OR FILTER IDLE ADJUSTMENT BLOCKED IDLE JET BROKEN MIXTURE SCREW FAULTY IDLE SOLENOID DISTORTED CARB BODY WORN THROTTLE SPINDLE BASE GASKET LEAK PERISHED VACUUM PIPES VACUUM PIPES MISPLACED FLOAT HEIGHT FAULTY FLOAT FAULTY NEEDLE VALVE BLOCKED PROGRESSION CIRCUIT ACCELERATOR PUMP CHECK VALVE FAULTY ACCELERATOR PUMP DIAPHRAGM ACCELERATOR PUMP ARM ADJUSTMENT BLOCKED PUMP INJECTOR BLOCKED HIGH SPEED JET/TUBE INCORRECT JETS JETS MISPLACED WORN MAIN JET WORN METERING NEEDLE BLOCKED MAIN JET (S) FAULTY AIR VALVE DIAPHRAGM FAULTY ENRICHMENT DIAPHRAGM CHOKE FLAP NOT CLOSING LINK ROD TO CHOKE FLAP BROKEN POOR CARB EARTH STRAP POOR ELECTRIC FEED TO CHOKE BLOCKED WATER PIPES FAULTY CHOKE DIAPHRAGM CHOKE DIAPHRAGM ADJUSTMENT CHOKE FAST IDLE SCREW ADJUSTMENT FAULTY CHOKE BI-METAL OR WAX STAT FAULTY STEPPER MOTOR THROTTLE LINKAGE FOULING CARBURETTER TOP OILED UP WRONG OR STRETCHED PISTON SPRING FAULTY FUEL RETURN OR VAPOUR TRAP FAULTY 2ND THROTTLE DIAPHRAGM FAULTY OR MISSING HOT AIR HOSE FAULTY WAX STAT OR TN STARTER
SYMPTOMS
FLOODING X X X X X X X X   X X X X
BAD IDLE & STALLING – HOT   X X X X X X X X X X X X X X X X X X X X
BAD IDLE & STALLING - COLD   X X X X X X X X X X X X X X X X X X X X
BAD COLD START   X X X X X X X X X X X X X X X X X
STARTS COLD & CUTS OUT     X         X X X X X X X X X X  
HIGH SPEED LOSS X X X X X X X X X X X X
FLAT SPOTS/HESITATION X X X X X X X X X X X X X X X X X X X X      
POOR FUEL CONSUMPTION X X X X X X X X X   X X X X X
WEAK MIXTURE – LOW CO X X X X X X X X X X X   X X X X   X
RICH MIXTURE – HIGH CO   X X X X X X X X X X X X X X X X X X
BAD START – HOT X X X X X X X X X X X X X X X X
STICKING THROTTLE X X X
LACK OF POWER X X X X X X X X X X X X X X X X X X X X X X     X X  
LEAKS X X X X X X  
ENGINE SPEED TOO HIGH    X          X X X X X       X X X X   X X   X
                                                                                             
                                  

 

WEBER CARB

NEW CARBURETTERS

ZENITH CARB

RECONDITIONED CARBURETTERS

4a1_gasket.jpg (4746 bytes)

MAJOR REPAIR KITS

CHOKE_CABLE.jpg (2389 bytes)

CHOKE CONVERSIONS

fuelcat_logo.jpg (22908 bytes)
BACK UP TO FRONT PAGE

INTERSTING AND USEFUL SITES