CATFuel System

1329447 Pump As-Fuel Transfer — Cat 3056 AP-1200

This is a CAT Fuel Transfer Pump Assembly, a vital component responsible for drawing fuel from the tank and supplying it to the main fuel system. Built to precise specifications, it ensures reliable fuel flow and pressure, unlike a worn pump that may deliver insufficient fuel or leak. Operators may notice engine performance issues such as stalling, rough idling, or a complete loss of power if this fuel transfer pump assembly begins to fail.

Pump As-Fuel Transfer – Part No 1329447 – CAT Spare Part
Part Specifications
BrandCAT
CategoryFuel System
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Use clean, filtered fuel — fuel injection components have micron-level tolerances. Prime fuel system before cranking to avoid dry-start damage. Replace fuel filter whenever servicing injection components. Calibrate injectors after replacement if equipment has ECU.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypePump Assembly - Fuel Transfer
MaterialMetal, Rubber, Plastic
ApplicationFuel transfer from tank to engine
Service LifeReplace as needed based on operational hours or diagnostic failure
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial symptoms may include intermittent engine performance issues like hesitation or rough idling. As the pump degrades, it can lead to a noticeable loss of power or the engine stalling under load due to inadequate fuel delivery. Continued operation with a failing pump risks starvation of the main injection system, potentially causing more severe engine damage.

Installation Tip

Ensure the fuel pickup screen or sock is clean and properly seated in the fuel tank before installing the new pump assembly. Avoid overtightening the mounting bolts, which can damage the pump housing.

Service Note

Inspect the fuel tank for sediment or debris, and check the fuel lines for any restrictions or leaks when replacing the fuel transfer pump assembly.