Can a cat injector not hold down properly?
Granted, it wasn’t a Cat, but it CAN happen. If the injector hold down bolts are stretched, the injector can’t seat properly, and combustion gas can get to the o-rings. Even had an instance where an injector wasn’t seated properly, and combustion gas pressurized the fuel tank, via the fuel return.
Where can I buy cat fuel injectors online?
View local pricing and inventory as well as place orders online. Cat® injectors utilize specialized product metallurgy and proprietary manufacturing processes to deliver products capable of meeting the peak performance customers expect. In addition to new injectors, Reman exchange options are available for all engine models.
What is the code for a fuel injector failure?
If you are using a generic (not vehicle manufacturer specific) code reader; then you can expect to see codes beginning with P02. For example, a fault with an injector in cylinder one would give a code of P0201.
What happens if the fuel injector is not working?
Fuel injectors are a vital part of a complex fuel management system. Furthermore, New technology has made fuel injectors more precise than ever in dispensing fuel. If the fuel injectors are not operating properly, then other parts of the engine will be affected as well.
Why are fuel injectors no longer camshaft operated?
Advanced HEUI™ Technology by Caterpillar Yields Higher Performance. This achievement is recognized as one of the most significant advancements in diesel engine technology of the last century. HEUI uses engine oil pressure to power high-pressure fuel injection in diesel engines so injectors are no longer camshaft operated.
What kind of fuel injectors do caterpillars use?
Replacement products are offered for all Caterpillar engines, from pre-World War II to contemporary Tier 4 models. Replacement capsule valves, fuel nozzles, pencil nozzles, unit injectors, and the latest design electronic fuel injection products are offered to support all engines from the early D-Series to the latest Tier 4 compliant design.
When to replace the seals on a cat injector?
But, if the cup or hold down bolts are bad, then the cups may need to be replaced, to prevent the combustion gasses from coming up through to the o-rings. Go to that much trouble to cut the seats, you may as well put new ones in. Not necessary if they are not leaking coolant. The cups have seals to the water jacket.
Why are the seals on the injector Cups bad?
The cups have seals to the water jacket. The injectors have lots of clearance to the cups. The cups have nothing to do with combustion getting to the injector o-rings. But, if the cup or hold down bolts are bad, then the cups may need to be replaced, to prevent the combustion gasses from coming up through to the o-rings.
What causes an injector tube to break in a car?
Injector tubes do not involve fuel. The injectors bouncing on the seat in the head, wear into the seat which breaks the seal between the injector and the seat. This allows compression to get up to the o-ring which causes them to deteriorate. There is no known repair of the seat.I can now recut those seats.