TeeJet LH 1000 - Manual (Page 15)

LH 1000 O PERATORS & F ITTING MANUAL F ITTING THE LH 1000
LH A GRO 15
TESTING THE SYSTEM
The sensors & monitor can be tested for correct operation as follows:
Enter a working width of 8888 thus:
Press the shown keys in this order.
The LH 1000 will now display:
"h" each time the wheel sensor is activated.
"r" each time the implement sensor is activated.
Note! "r" will appear when displaying forward speed when the implement sensor
is activated.
ERROR WARNING
To ensure that data will not be lost, the LH 1000 has a built in error indication:
If your LH 1000 displays this error warning, the supply voltage to the monitor is too
low. Check therefore the power supply to the monitor (both + and -).