JLG Skytrak 6036 Service Manual page 207

4. Select the voltmeter range that will measure
12 V and release the starter button.
5. If the voltage indication was:
a. 0.5 Vdc or less, complete Test 5.
b. More than 0.5 V, complete Test 3 and
Test 4.
Fig. 10.11 Measuring Voltage Loss in Positive
Battery Cable
d. Test 3—Voltage Loss
in Positive Battery Cable
1. Positive lead of voltmeter stays connected to
the positive battery cable, Fig. 10.11.
2. Select lowest voltage range for the voltmeter.
3. Connect the negative lead of the voltmeter to
the battery terminal of the starter solenoid.
4. Push in and hold the starter button, and read
the voltmeter.
5. If the voltage indication was:
a. More than 0.4 V, replace the battery cable.
b. 0.4 V or less, complete Test 4.
Fig. 10.12 Measuring Voltage Loss
in Starter Solenoid
Model 6036 S/N 9B0499 and Before
STARTER
BATTERY
TERMINAL
MA0941
STARTER
MOTOR
TERMINAL
BATTERY
TERMINAL
STARTER
MA0951
Section 10. Electrical System
e. Test 4—Voltage Loss in Starter Solenoid
1. Connect the positive lead of the voltmeter to
the battery terminal on the starter solenoid,
Fig. 10.12.
2. Connect the negative lead of the voltmeter to
the motor terminal on the starter solenoid.
3. Select voltage range that will measure 12 Vdc.
4. Push in and hold the starter button and select
the lowest voltage range for the voltmeter;
read the voltmeter.
5. Select the voltage range that will measure 12
Vdc and release the starter button.
6. If the voltage indication was more than 0.1 V,
replace the starter solenoid.
Fig. 10.13 Measuring Voltage Loss in Negative
Battery Cable
f. Test 5—Voltage Loss
in Negative Battery Cable
1. Connect the negative lead of the voltmeter to
the negative battery cable at the batteries, Fig.
10.13.
2. Connect the positive lead of the voltmeter to
the negative battery cable at the starter
mounting nut.
3. Select lowest voltage range for the voltmeter.
4. Push in and hold the starter button and read
the voltmeter.
5. If the voltmeter indication was:
(a) More than 0.4 V, replace the negative
battery cable.
(b) 0.4 V or less, the negative battery cable is
good.
GROUND
STARTER
MA0961
10-13