Maximizing the Transmission Solenoid Performance on Certain Telehandlers {3073, 3167} Caterpillar

Telehandler

TH336C (S/N: THM1-1566; MJR1-355)

TH337C (S/N: DJB1-942; SXJ1-159)

TH3510D (S/N: TH21-252; TH31-157)

TH357D (S/N: TD61-425; TD71-158)

TH406C (S/N: RCH1-179; GAT1-383)

TH407C (S/N: MLH1-1789; JJT1-225)

TH408D (S/N: TH41-165; TH91-720)

TH414C (S/N: KEK1-467; RWW1-243)

TH417C (S/N: RRJ1-273; RRW1-430)

TH514C (S/N: MWC1-662; KKW1-327)

TH514D (S/N: MWG1-240)

TL1055D (S/N: ML51-1654; MNT1-242)

TL1255D (S/N: ML71-5327; MYW1-15700)

TL642D (S/N: ML81-1155; MLG1-213)

TL943D (S/N: MLD1-221; MLJ1-1153)

Description Of Change: Maximizing the transmission solenoid performance by cleaning the electrical contacts of the solenoid valve on the machines listed above.

Adaptable To: The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.

Rework Procedure

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Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.

1. Clean the electrical contacts of the 334-7531 Solenoid Valve As.

   Note: If step 1 is not successful, then proceed to step 2.

2. Replace the 334-7531 Solenoid Valve As and transmission 274-4558 Oil Filter or 119-4740 Oil Filter with the same part number.