User Manual
51
UT108/109 OPERATING MANUAL
UT108/109 OPERATING MANUAL
52
E. Battery Power Consumption Testing when the Engine is off
The test is carried out to nd the amperage of the power consumption of the battery when
both the ignition key and the engine are off. The test is helpful for the determination of
the additional consumption of the battery, which may nally lead to the exhaustion of the
battery.
1. Turn off and close the ignition key and all its accessories.
Make sure that the bus, engine louver and room lights have been turned off and closed.
2. Set the rotary switch to A 10A.
Insert the red test lead into the A terminal and the black one into the COM terminal.
3. Cut off the link between the positive pole of the battery and the cable and connect the
test lead probes to the circuit. (Connect the red test lead probe to the positive pole of
the battery and the black one to the negative pole of the battery.)
12.60 V 100%
12.45 V 75%
12.30 V 50%
12.15 V 25%