Cummins N14 STC, Celect, Celect Plus – Service Manual 022-001   Service Tools

Used to check intake air restriction, and also check fuel filter restriction on the suction side of the gear pump. Fuel Restriction Adapters, Part Number ST-434-1, 3375845 and 3376922, are required and must be ordered separately.

Used with Part Number ST-434 Vacuum Gauge. Use Part Number ST-434-1 with Number 8 hose. Use Part Number ST-434-2 with Number 10 hose.

Used to tighten the lock nut without disturbing the valve or injector setting.

Check for air in fuel suction line. Use Part Number 3375362 with Number 12 hose, and Part Number 3375808 with Number 16 hose.

Used to measure fuel drain line restriction.

Used to remove carbon from the top of the piston. Refer to Capscrew Salvage Thread Kit, Part Number 3376208. Chip Unit, Part Number 3823461, is a vacuum tool.

Used to check the air-fuel control (AFC) setting.

Used to measure engine rpm.

Used to measure engine horsepower.

Used to measure oil pressure or measure fuel pump pressure. Includes necessary hoses and hardware to attach to a fuel pump. Part Number ST-435-1 is the hose and Part Number ST-435-6 is the pressure gauge.

Used to measure fuel rate on the engine.

Turn engine on and off from a remote location.

Required to make consistent settings of the valves.

Used to remove or tighten spin on fuel filters.

Used to measure fuel pressure during cranking.

Used to remove STC injectors from the engine.

Used to adjust the idle speed while the engine is running.

Used to safely clean parts and tools.

Used to remove and install CELECT™ injectors.