Special Functions Of Machine Monitor (Emms) - Komatsu WA250-6 Shop Manual

SEN03838-00
Normal functions and special functions of machine monitor
The machine monitor is equipped with the normal functions and special functions. Various items of data are
displayed on the character display in the middle of the machine monitor.
Depending on the internal setting of the machine monitor, the display items are divided into automatic dis-
play items and items displayed when the machine monitor switches are operated.
1) Normal functions: Operator mode
Functions for which the content is normally displayed or which can be displayed and operated by the
operator operating the switches.
a See the Operation and maintenance manual for details of the operator mode.
2) Special functions: Service mode
Functions which the serviceman can display and operate with the special switches to carry out inspec-
tion, maintenance, and troubleshooting.
No.
Operator mode
(*1)
1 Service meter display function
2 Traction level selection function
3 HST function selection function
4 Odometer display function
5 Maintenance monitoring function
6 Telephone number input function
7 Language selection function
8 Monitor brightness adjustment function
Travel speed/engine speed display selecting
9
function (*2)
Function of turning ON/OFF travel speed/
10
engine speed display on character display (*3)
11 Action code display function
12 Failure code display function
*1: No. shows an item number in this document.
*2: Not displayed if "SI unit specification" is set when delivered.
q
Not displayed if "RPM OPT" is turned NO ADD by selecting an optional device in the service mode.
q
*3: Not displayed if "Travel speed/Engine speed on character display" is turned NO ADD by selecting an optional device
in the service mode.
6
30-130

Special functions of machine monitor (EMMS)

No.
(*1)
2 Electrical system fault history display function
3 Mechanical system fault history display function
4 Real-time monitoring function
5 Engine reduced-cylinder function
6 No injection cranking function
⇔
7 Adjustment function
8 Maintenance monitoring function
9 Operating information display function
10 Optional device selecting function
11 Machine serial number input function
12 Model selection function
13 Initialize function
130 Testing and adjusting, Part 3
Service mode
WA250, 250PZ-6