AR47.70-D-1020-01TE | Check ground lines for high-voltage on-board electrical system potential equalization | ||
Danger | Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) | Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. | |
Topical note | General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system | ||
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
Topical note | Notes on battery |
When performing work on the high voltage components, the electrical lines for the potential equalization must be checked.
Depending on the test area, suitable underfloor paneling, engine compartment paneling at the bottom or the guard plate must have been removed.
D47.70-A017-79
Check the potential equalization for 1st, 2nd and 3rd high-voltage battery and for the high-voltage battery module.
1 | Check the potential equalization ground line (1) for damage. |
If damage is present, |
|
replace the damaged potential equalization ground line (1). . |
2 |
|
If one or more potential equalization ground line(s) (1) is/are loose, |
|
secure the potential equalization ground line (1) . |
3 | Check the potential equalization ground line (2) for damage. |
If damage is present, |
|
replace the damaged potential equalization ground line (2) . |
4 |
|
If the potential equalization ground line (2) is loose: |
|
secure the potential equalization ground line (2) . |
D47.70-A018-79
Check the potential equalization for 4st high-voltage battery and for the high-voltage battery module.
5 | Engine 780.703 in model 910 |
If damage is present, |
|
replace the damaged potential equalization ground line (3) . |
6 | Engine 780.703 in model 910 |
If the potential equalization ground line (3) is loose: |
|
secure the potential equalization ground line (3) . |
7 | Engine 780.703 in model 910 |
If damage is present, |
|
replace the damaged potential equalization ground line (4) . |
8 | Engine 780.703 in model 910 |
If the potential equalization ground line (4) is loose: |
|
secure the potential equalization ground line (4) . |
D47.70-A019-79
Check the potential equalization for ancillary circuit heater and for the high-voltage power distributor on the undercarriage
9 | Check the potential equalization ground line (5) for damage. |
If damage is present, |
|
Replace potential equalization ground line (5) . |
10 | Check that the potential equalization ground line (5) is seated tightly. |
If the potential equalization ground line (5) is loose: |
|
secure the potential equalization ground line (5) . |
11 | Check the potential equalization ground line (6) for damage. |
If damage is present, |
|
Replace potential equalization ground line (6) . |
12 | Check that the potential equalization ground line (6) is seated tightly. |
If the potential equalization ground line (6) is loose: |
|
secure the potential equalization ground line (6) . |
Check potential equalization for the DC current charge-connection unit
13 | Check the potential equalization ground line (7) for damage. |
If damage is present, | |
| |
Replace potential equalization ground line (7) . |
14 | Check that the potential equalization ground line (7) is seated tightly. |
If the potential equalization ground line (7) is loose: | |
| |
secure the potential equalization ground line (7) . |
D47.70-A022-76
Check the protective earth conductor of the feed-in socket
15 | Check electrical line (8) for damage. |
If damage is present, | |
| |
replace the electrical line (8) . |
16 | Check the electrical line (8) is firmly seated. |
If the electrical line (8) is loose, | |
| |
Fasten the electrical line (8) . |
D47.70-A023-76
Check potential equalization for AC charger
17 | Check the potential equalization ground line (9) for damage. |
If damage is present, | |
| |
Replace potential equalization ground line (9) . |
18 | Check that the potential equalization ground line (9) is seated tightly. |
If the potential equalization ground line (9) is loose: | |
| |
secure the potential equalization ground line (9) . |
D47.70-A024-76
D47.70-A020-79
Check the potential equalization for the DC/DC converter
19 | Check the potential equalization ground line (10) for damage. |
If damage is present, |
|
Replace potential equalization ground line (10) . |
20 | Check that the potential equalization ground line (10) is seated tightly. |
If the potential equalization ground line (10) is loose: |
|
secure the potential equalization ground line (10) . |
Check potential equalization for vehicle interior heater
21 | Check the potential equalization ground line (11) for damage. |
If damage is present, | |
| |
Replace potential equalization ground line (11) . |
22 | Check that the potential equalization ground line (11) is seated tightly. |
If the potential equalization ground line (11) is loose: | |
| |
secure the potential equalization ground line (11) . |
D47.70-A025-76
Check potential equalization for high-voltage power distributor in engine compartment
23 | Check the potential equalization ground line (12) for damage. |
If damage is present, | |
| |
Replace potential equalization ground line (12) . |
24 | Check that the potential equalization ground line (12) is seated tightly. |
If the potential equalization ground line (12) is loose: | |
| |
secure the potential equalization ground line (12) . |
D47.70-A026-76
Check potential equalization for axle drive module
25 | Check the potential equalization ground line (13) for damage. |
If damage is present, | |
| |
Replace potential equalization ground line (13) . |
26 | Check that the potential equalization ground line (13) is seated tightly. |
If the potential equalization ground line (13) is loose: | |
| |
secure the potential equalization ground line (13) . |
D47.70-A027-76
D47.70-A021-78
Check potential equalization for the tubular frame
27 | Check the potential equalization ground line (14) for damage. |
If damage is present, |
|
Replace potential equalization ground line (14) . |
28 | Check that the potential equalization ground line (14) is seated tightly. |
If the potential equalization ground line (14) is loose: |
|
secure the potential equalization ground line (14) . |
引用的文档
- ah0000z030001a 有关带高电压车载电气系统和/或锂电池和/或气体驱动系统的车辆以及个人防护装备的一般提示
- ah5400p000101a 关于防止静电放电对电子部件造成损坏的信息
- ah5410p000101a 关于蓄电池的说明
- ah5410p000101a
- as0000z003501a 操作带 U >= 30 V 交流电压 (AC) 或 U >= 60 V 直流电压 (DC) 的部件和系统时的生命危险