New Anti Drift Valves are Now Used on Certain 345D and 349D Excavators {5059}
- Excavator:
- 345D (S/N: DPA1-UP; BYC1-UP; HLC1-UP; RGD1-UP; RAE1-UP; YEE1-UP; NEG1-UP; RGG1-UP; EEH1-UP; KFH1-UP; RAJ1-UP; MLK1-UP; NLM1-UP; JKN1-UP; FES1-UP; PBT1-UP; BYW1-UP; LKY1-UP)
- Mobile Hydraulic Power Unit:
- 345D MHPU (S/N: P5D1-UP; L5R1-UP)
- 349D (S/N: JGB1-UP; WTD1-UP; GKF1-UP; NNF1-UP; PZG1-UP; KLH1-UP; RBJ1-UP; MEN1-UP; KHS1-UP)
- 349D MHPU (S/N: DKN1-UP; MCX1-UP)
New anti drift valves are now used on the machines listed above. The new valves provide a more robust anti drift function. The new valves have been relocated from the valve body to the flange of the tube assembly. Refer to Illustrations 1 and 2of the new design and former design.
Show/hide table
Illustration 1 | g03523656 |
Former design (1) Plug (2) Valve Gp (3) Tube As |
Show/hide table
Illustration 2 | g03523740 |
New design (1) Plug (2) Valve Gp (3) Tube As |
Show/hide table
Improved Anti Drift Valves for the Machines Listed Above     | |||
---|---|---|---|
New Part Number     | Part Name     | Description     | Former Part Number     |
448-7593     | Pilot Valve Gp     | for STD     | 310-0146     |
448-7594     | Load Control Valve Gp     | for Heavy Lift     | 310-0147     |
448-7595     | Load Control Valve Gp     | for BLCV     | 310-0149     |
448-7596     | Load Control Valve Gp     | for Smart Boom     | 310-0150     |
449-8064     | Tube As     |     | 319-9717     |
6H-3615     | Protective Plug     |     |     |
9F-2167     | Purge Screw     |     |     |
Caterpillar Information System:
C15 and C18 On-Highway Engines Engine Oil Pump - Remove and Install
Reuse and Salvage for Engine Dampers {1202, 1205} Reuse and Salvage for Engine Dampers {1202, 1205}
2013/11/13 A New Alternator and Alternator Bracket Have Been Introduced on Certain C4.4 and C6.6 Engines {1405, 1425}
G3500H Generator Set Engine Electric Starting System
G3500H Generator Set Engine Pistons, Rings and Connecting Rods
G3500H Generator Set Engine Cooling System
C15 and C18 On-Highway Engines Engine Oil Filter Base - Remove and Install - C15
G3500H Generator Set Engine Lubrication System
G3500H Generator Set Engine Valve System Components
C15 and C18 On-Highway Engines Engine Oil Filter Base - Remove and Install - C18
G3500H Generator Set Engine Air/Fuel Ratio Control - NO<SUB>X</SUB> Feedback
2014/03/07 New Engine Software Is Now Used for Certain Industrial and Generator Set C9 Engines {1901, 1902, 1920}
C280-16 Engine Alternator - Replace
CX31-P600 Petroleum Transmission Visual Inspection
CX31-P600 Petroleum Transmission Torque Converter Troubleshooting
C15 and C18 On-Highway Engines Water Temperature Regulator Housing - Remove and Install
CX31-P600 Petroleum Transmission Transmission Planetary Troubleshooting
C15 and C18 On-Highway Engines Flywheel - Remove and Install
CX31-P600 Petroleum Transmission Hydraulic Oil Contamination - Test
C280 Marine Engines Battery
C15 and C18 On-Highway Engines Flywheel Housing - Remove and Install - Power Take Off equipped
C15 and C18 On-Highway Engines Power Take-Off Drive Group - Assemble
C15 and C18 On-Highway Engines Crankshaft Front Seal - Remove and Install
Exhaust Leaks May Cause Failures of the 195-2431 Detonation Sensor Groups on Certain G3500 Engines{1408, 7400} Exhaust Leaks May Cause Failures of the 195-2431 Detonation Sensor Groups on Certain G3500 Engines{1408, 7400}