New Pressure Sensor Gp Is Now Available for Certain Cat® Products {1000, 1408, 1439, 1718, 1906, 1924} Caterpillar

Excavator

320F (S/N: NHD1-UP)

323F (S/N: P391-UP; PLB1-UP; XCF1-UP; YEJ1-UP)

326F (S/N: CJ81-UP; HCJ1-UP; WGL1-UP)

329F (S/N: ERL1-UP)

330F (S/N: WBA1-UP; LBN1-UP; MBX1-UP)

335F (S/N: KNE1-UP)

Forest Machine

558 (S/N: LRT1-UP)

Material Handler

MH3022 (S/N: FM21-UP)

MH3024 (S/N: FM41-UP)

Mobile Hydraulic Power Unit

330FMHPU (S/N: B321-UP)

OEM Excavator Based Specialty Solution

330F OEM (S/N: LNX1-UP)

Wheel Loader

926M (S/N: LTE1-UP)

930M (S/N: KTG1-UP)

938M (S/N: J3R1-UP)

Wheeled Excavator

M318F (S/N: F8B1-UP)

M320F (S/N: F2W1-UP)

M322F (S/N: F2Z1-UP)

New 385-1174 Pressure Sensor Gp is now available for certain machines that are listed above. A new sensor is available to replace the 397-2874 Pressure Sensor Gp. The new replacement comes in a 462-9022 Sensor and Mounting Kit and requires that the engine ECM is reflashed with the latest flash file listed in SIS web.

Illustration 1	g06038274
462-9022 Sensor and Mounting Kit (1) 385-1174 Pressure Sensor Gp

The 462-9022 Sensor and Mounting Kit (1) replaces the existing 397-2874 Pressure Sensor Gp.

Note: The new 385-1174 Pressure Sensor Gp comes in a 462-9022 Sensor and Mounting Kit. Replacing the 397-2874 Pressure Sensor Gp with the 462-9022 Sensor and Mounting Kit requires that the engine ECM is flashed with the latest flash file listed in Service Information System (SIS).

The new Pressure Sensor part number is listed in Table 1.

Reference: Refer to Special Instruction, M0068678, "Installation Procedure for the NOx Reduction System Differential Pressure Sensor on Certain Machines"