Caterpillar EP13TCB(J) EP15TCB(J) EP16 18 20TCB(J) EP16 18 20TBCB(J) Controller Service Manual - PDF

Page 65

2 Various setting and adjustment

2-2-16. Battery voltage calibration When you replace the EPS controller, you need to calibrate battery voltage in order to correctly activate the battery indicator.

<Preparation> l Open the battery cover and set the digital tester to measure battery voltage. Apply the positive (+) probe to the positive terminal of the battery. Apply the negative (-) probe to the negative terminal of the battery. l W hen c alibr at ing, t he bat ter y ne e ds to b e f ully c harge d, so sp e c i f ic gr av it y of bat ter y ele c t ro ly te sh oul d b e over 1. 25 at 20 °C.

<How to calibrate voltage> 1. Set the rotary switch (RS) on the EPS controller to "A". 2. Turn on the key switch. The following screen appears.

CDE

l EPS controller

lBattery voltage setting screen

Set RS to "A".

456

AB

23

F01

789

When the rotary switch mode is set to OFF in the service setting,

Press or button for at least button 3 seconds with pressing button first). (Press

215T0329

Battery Voltage (flashes)

3. Set the voltage to the same value as the actual battery voltage measured by the tester.

NOTE

The allowable variance is within ± 0.1 V. lPress lPress

58

button to increase the value. button to decrease the value.


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