PLATE-WEAR-RH 4Z9148 - Caterpillar

Do not operate the machine if the excessive hydraulic oil temperature remains.
Coolant Temperature (11) - This gauge indicates excessive coolant temperature. Stop the machine at a convenient place. Investigate the cause.Do not operate the machine if the excessive coolant temperature remains.
Torque Converter Oil Temperature (12) - This indicator indicates excessive torque converter oil temperature in the transmission. If this occurs, reduce the load on the machine. Stop the machine at a convenient place. Investigate the cause.Do not operate the machine until the cause has been corrected.Warning Category 3
In this category, the alert indicator lights and the action light flashes. Also, the action alarm will sound. This category requires immediate shutdown of the operation in order to prevent severe damage to the system and/or to the machine.
Engine Failure (6) - This indicator indicates a serious malfunction with the engine. If this indicator flashes, stop the machine immediately. Stop the engine and investigate the cause.
Transmission Oil Filter (2) - This indicator indicates that the transmission oil filter should be changed. Change the transmission oil filter. See Operation and Maintenance Manual, "Transmission System Oil Filter - Replace".Do not operate the machine if the indicator remains on, and the fault light flashes.Do not operate the machine if the indicator remains on, and the fault light flashes.
Steering Failure ! (9) - This alert indicator indicates that a serious problem or failure exists in the steering system. Take action that is appropriate for the warning level. Check for a service code. See the Topics “Digital Display Window (Lower)” and “Service Code Mode” in this article. Warning level 3Do not operate the machine if the indicator remains on, and the fault light flashes.Digital Display Window (Lower)
Illustration 4 g01246485The display window provides an information area that can be changed to three different display modes.
Service meter mode
Travel distance mode
Service code modeService Meter Mode
Illustration 5 g00759526The service meter mode displays an hourglass symbol. This mode indicates the total operating hours of the engine. Use the display in order to determine the maintenance intervals. When the engine start switch is turned to the OFF position, the display defaults back to the service meter mode.
Illustration 6 g00759538The "SERV CODE" indicator will be displayed in the display window when there is an active service code. An action indicator will be flashing. See the Topic “Service Code Mode” in this article.Service Code Mode
The service code mode displays codes that are used by service technicians in order to diagnose problems of machine systems. Service codes are generated when system faults occur.Each service code consists of three parts:
Module identifier (MID)
Component identifier (CID)
Failure mode identifier (FMI)A module identifier (MID) is a code that identifies the electronic control module that has diagnosed a fault.A component identifier (CID) is a code that informs the service personnel of specific component or system failure.A failure mode identifier (FMI) is a code that informs the service personnel of the type of failure that has occurred.The service code mode will continuously scroll through all of the service codes. If there are no service codes,