A New Antenna Assembly is Now Used on Certain Off-Highway Trucks {733B} Caterpillar


A New Antenna Assembly is Now Used on Certain Off-Highway Trucks {733B}

Usage:

770G ECM
OEM
CAT WDS (S/N: M6J1-125)
Off-Highway Truck/Tractor
770G (S/N: RMA1-101; TWA1-152; KDH1-372; ECM1-337,340-340; ECX1-114)
772G (S/N: LTS1-1,254-400,402-404; KEX1-1,103-272; LTX1-210)
777G (S/N: GT71-170; T5A1-123; TNM1-884,1000-1018; RDR1-385,500-505; T4Y1-210,500-500)
Quarry Truck
773G (S/N: MWH1-422; JWS1-387; T5S1-126; T5T1-106)
775G (S/N: T5F1-103; RFM1-921; MJS1-575; T5W1-112)

Reference: Refer to Special Instruction, M0080381, "Procedure to Install an Improved Antenna Assembly on Certain Off-Highway Trucks".

Description Of Change: The new cable assembly and antenna assembly on the cab has been improved on certain 770G - 777G Off-Highway Trucks. The new antenna assembly improved fatigue life at the base pivot joint of antenna assembly.

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

Table 1
Required Parts 
Item  Qty  New Part Number  Description  Former Part Number 
437-3856  Antenna As  9W-3072 
241-4938  Cable As  110-6391 
38  7K-1181  Cable Strap   


Illustration 1g06174337
View of Antenna Assembly and Cable Assembly 770G and 772G
(1) 437-3856 Antenna As
(2) 241-4938 Cable As
(3) 7K-1181 Cable Strap


Illustration 2g06177372
View of Antenna Assembly and Cable Assembly 773G, 775G, 777G
(1) 437-3856 Antenna As
(2) 241-4938 Cable As
(3) 7K-1181 Cable Strap

The Special Instruction is available through the normal literature distribution system. The publication can also be found on the Caterpillar Service Information System (SIS).

Caterpillar Information System:

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