COUPLING AS 4978283 - Caterpillar

Landfill Compactor:
826GSeries II (S/N: AYH1-UP)
826G (S/N: 7LN1-UP)
826H (S/N: AWF1-UP)
836G (S/N: BRL1-UP; 7MZ1-UP)
836H (S/N: BXD1-UP)
Soil Compactor:
825GSeries II (S/N: AXB1-UP)
825G (S/N: 6RN1-UP)
825H (S/N: AZW1-UP)
Integrated Toolcarrier:
IT62H (S/N: M5G1-UP)
Wheel Dozer:
824GSeries II (S/N: AWW1-UP)
824G (S/N: 4SN1-UP)
824H (S/N: ASX1-UP)
834G (S/N: BPC1-UP; 6GZ1-UP)
834H (S/N: BTX1-UP)
844 (S/N: BBN1-UP; 2KZ1-UP)
854G (S/N: AMP1-UP; A4W1-UP; 1JW1-UP)
Wheel Loader:
950GSeries II (S/N: AYB1-UP; AYD1-UP; AYL1-UP; AXR1-UP)
950G (S/N: 2JS1-UP; 4BS1-UP; 6NS1-UP)
950H (S/N: N1A1-UP; M1G1-UP; J5J1-UP; K5K1-UP)
962GSeries II (S/N: BAB1-UP; AYE1-UP; AYG1-UP; AXS1-UP)
962G (S/N: 3BS1-UP; 5AS1-UP; 5RS1-UP)
962H (S/N: N4A1-UP; M3G1-UP; J6J1-UP; K6K1-UP)
966GSeries II (S/N: AXJ1-UP; ANT1-UP; AWY1-UP; AWZ1-UP)
966G (S/N: AAH1-UP; 3ZS1-UP; 9RS1-UP)
966H (S/N: A6D1-UP; A6G1-UP; A6J1-UP)
972GSeries II (S/N: AXC1-UP; AXE1-UP; AXN1-UP; ANY1-UP)
972G (S/N: 7LS1-UP; 8TS1-UP; AAW1-UP; 1EW1-UP)
972H (S/N: WLA1-UP; A7D1-UP; A7G1-UP; A7J1-UP)
980GSeries II (S/N: AXG1-UP; AWH1-UP; AYT1-UP)
980G (S/N: 9CM1-UP; 2KR1-UP; 2SR1-UP)
980H (S/N: MHG1-UP; A8J1-UP; JMS1-UP)
988G (S/N: BNH1-UP; 2TW1-UP)
988H (S/N: BXY1-UP)
990Series II (S/N: BCR1-UP; 4FR1-UP)
990 (S/N: 7HK1-UP)
990H (S/N: BWX1-UP)
992G (S/N: 7HR1-UP; AZX1-UP; ADZ1-UP)
994F (S/N: 4421-UP)
Service Magazine SEPD0924, 21 January 2008, "Four Bearings Are Now Used On the Hydraulic Control Support (Armrest)". Disregard this article. Refer to the article that follows.Description of Change: The plate assembly for the hydraulic control support (armrest) has been improved in order to eliminate excessive vibrations. The plate assembly now has four bearings.Adaptable To: The 301-5154 Plate As is a direct replacement for the former 9U-0958 Slider .The 301-5154 Plate As is adaptable to all of the machines listed above.Refer to Special Instruction, REHS4136, "Procedure for Changing a Hydraulic Control Support with Three Bearings to a Hydraulic Control Support That Has Four Bearings" for the information that is needed to replace the hydraulic control support that has three bearings with the hydraulic control support that has four bearings.This Special Instruction is available through the normal literature distribution system. The publication can also be found on the Service Information System (SIS).