An Installation Procedure for the TLV2 Seat Suspension Harness is Now Available {1408, 7324} Caterpillar

Landfill Compactor

826K (S/N: 2321-6645; 2L31-UP; 2T61-UP; SET1-508)

836K (S/N: T6X1-UP; L6Z1-UP; TWZ1-581)

Off-Highway Truck/Tractor

770 (S/N: BZZ1-917)

770G (S/N: RMA1-100; TWA1-152; KDH1-322; ECM1-323; ECX1-113)

772 (S/N: RLB1-905)

772G (S/N: LTS1-397; KEX1-214; LTX1-209)

773F (S/N: EED1-1369; EXD1-145)

777F (S/N: JRP1-3340; JXP1-258)

777G (S/N: GT71-161; T5A1-123; TNM1-879; RDR1-378; T4Y1-209)

785G (S/N: RTL1-103)

789D (S/N: SPD1-704; SHH1-319; TWP1-109)

793F (S/N: SND1-133; SSP1-1160; SXP1-103; RBT1-179)

793F AC (S/N: EMD1-77)

794 AC (S/N: MN51-55; MT51-111)

795F AC (S/N: ERM1-296)

795FAC XQ (S/N: SNT1-101)

797F (S/N: LAJ1-609; WSP1-129)

MT4400D AC (S/N: MH41-803; MT41-808)

OEM POWERTRAIN (S/N: DTE1-39020)

Quarry Truck

773G (S/N: MWH1-380; JWS1-334; T5S1-125; T5T1-105)

775F (S/N: EYG1-104; DLS1-76002)

775G (S/N: T5F1-102; RFM1-850; MJS1-529; T5W1-112)

Soil Compactor

825K (S/N: 2331-5016; 2L91-UP; 2T91-UP; SEE1-208)

Track-Type Loader

953D (S/N: LBP1-2045)

963D (S/N: LCS1-2494)

973D (S/N: LCP1-451)

Underground Articulated Truck

AD30 (S/N: DXR1-77012; GXR1-805)

AD45B (S/N: CXM1-576)

AD55 (S/N: DNW1-77019)

AD55B (S/N: JNW1-77002)

AD60 (S/N: KNW1-161)

Wheel Dozer

824K (S/N: 2T21-UP; 2L41-UP; 2341-4008; RWB1-121)

834K (S/N: TW41-UP; L4Y1-UP; LWY1-718; TWY1-706)

844K (S/N: MBE1-100; KLS1-405)

854K (S/N: H9K1-511; H8M1-511)

Wheel Loader

924K (S/N: ENC1-690; HJF1-592; PWR1-4403)

930K (S/N: DYB1-277; EYE1-789; RHN1-4152)

938K (S/N: SWL1-3925; XXT1-816; HFW1-437)

950M (S/N: EMB1-2230; FTR1-1089)

962M (S/N: EJB1-515; F2T1-562)

966K (S/N: PBG1-1246; TFS1-1450)

966K Series XE (S/N: NGX1-441)

966M (S/N: DYC1-1241; KJP1-1694)

966M Series XE (S/N: P6C1-1042)

972K (S/N: PEM1-947; Z4W1-771)

972M (S/N: A8P1-950; JPR1-909)

972M Series XE (S/N: EDW1-822)

980K (S/N: W7K1-2574; NEP1-114; GTZ1-891)

980M (S/N: KRS1-1279; N8T1-818)

982M (S/N: F9A1-401; K1Y1-632)

988K (S/N: T8E1-UP; L8X1-UP; LWX1-705; TWX1-970)

990K (S/N: DJK1-241; A9P1-333)

992K (S/N: 8801-632; ZMX1-642)

993K (S/N: Z4D1-504; Z8D1-UP; Z9K1-558; Z4Z1-515; Z8Z1-UP)

994H (S/N: DWC1-527)

994K (S/N: MM91-UP; MRK1-204)

A new Special Instruction is now available for the machines listed above. This new Special Instruction contains the parts required and an improved routing procedure to install 485-5423 Seat Wiring Group. The 485-5423 Seat Wiring Group is compatible with the following “TLV2” seat suspension groups:

• 348-2373 Seat Suspension Gp

• 348-2409 Seat Suspension Gp

• 355-6681 Seat Suspension Gp

• 373-8745 Seat Suspension Gp

• 399-1560 Seat Suspension Gp

• 421-1223 Seat Suspension Gp

• 436-8490 Seat Suspension Gp

Illustration 1	g06128439
Orientation view of the seat suspension group

For the complete procedure, and parts required to update the seat suspension group, refer to Special Instruction, M0076448, "Installation Procedure for the TLV2 Seat Suspension Harness".

The Special Instruction can be found on the Caterpillar Service Information System (SIS) and through the normal literature distribution system at your local Cat dealer.