Elevated Downshift Function
此功能会使流向减速器的机油达到最大。 提高换档速度需要更高的发动机转速。 因此，在使用减速器期间会有更多的机油流向减速器。 升档发动机转速会增加约 250 转/分。 减档发动机转速会增加约 75 转/分。 使用减速器时，就会启用提高换档速度功能。
Caterpillar Information System:
561M Pipelayer Boom Kickout Mechanism - Remove and Install
3500B Engines for 776D, 777D, 784C, 785C, 789C and 793C Off-Highway Trucks MID 036 - CID 0526 - FMI 06 Turbo Wastegate Drive current high
561M Pipelayer Control Valve (Boom Stop) - Install
C-9 Engines for Caterpillar Built Machines Engine Valve Lash - Inspect/Adjust
784C, 785C, 785D, 789C, 789D, 793C and 793D Off-Highway Trucks Power Train Electronic Control System Neutral Start Function
3500B Engines for 776D, 777D, 784C, 785C, 789C and 793C Off-Highway Trucks MID 036 - CID 0526 - FMI 05 Turbo Wastegate Drive current low
784C, 785C, 785D, 789C, 789D, 793C and 793D Off-Highway Trucks Power Train Electronic Control System Electronic Control Module (ECM) - Replace
CS-531D, CP-533D and CS-533D Vibratory Compactors Tire Inflation - Check
527 Track-Type Skidder Machine Supplements Bulldozer Lift Cylinder - Assemble
784C, 785C, 785D, 789C, 789D, 793C and 793D Off-Highway Trucks Power Train Electronic Control System Directional Shift Management Function
C9 Engine For Caterpillar Built Machines Lifter Group - Remove and Install
3524B Engines for Off-Highway Trucks MID 036 - CID 0296 - FMI 09 Unable to communicate with Transmission ECM
CS-531D, CP-533D and CS-533D Vibratory Compactors Tilt Hood Actuator - Lubricate
12H, 140H and 160H Motor Graders Machine Systems Blade Lift - Install
D350E Series II and D400E Series II Articulated Trucks Cooling System Pressure Cap - Clean/Replace
12H, 140H and 160H Motor Graders Machine Systems Centershift Cylinder - Remove
527 Track-Type Skidder Machine Supplements Bulldozer Tilt Cylinder - Remove
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Air System and Brakes Bearing Preload for Service Brake - Adjust
12H, 140H and 160H Motor Graders Machine Systems Centershift Cylinder - Install
12H, 140H and 160H Motor Graders Machine Systems Centershift Lock - Disassemble
12H, 140H and 160H Motor Graders Machine Systems Centershift Lock - Remove
12H, 140H and 160H Motor Graders Machine Systems Centershift Lock - Install
CS-531D, CP-533D and CS-533D Vibratory Compactors Steering Cylinder Ends - Lubricate
784C, 785C, 785D, 789C, 789D, 793C and 793D Off-Highway Trucks Power Train Electronic Control System Backup Alarm