Remove/install electric motor charge line to 12-volt battery - AR54.10-P-5107MEX
MODEL 451.390/392/490/492 with ENGINE 780.993
Shown on MODEL 451.390
Fig 1: Identifying Electric Motor Charge Line To 12-Volt Battery Remove/Install Components - Shown On Model 451.390 (1 Of 3)
Fig 2: Identifying Electric Motor Charge Line To 12-Volt Battery Remove/Install Components - Shown On Model 451.390 (2 Of 3)
Fig 3: Identifying Electric Motor Charge Line To 12-Volt Battery Remove/Install Components - Shown On Model 451.390 (3 Of 3)
| Risk of death when touching components on vehicles with high-voltage on-board electrical system | Do not touch components and open lines of the high-voltage on-board electrical system. Persons who wear electronic implants (e.g. cardiac pacemakers), must not carry out any work on high-voltage on-board electrical systems. | AS54.00-Z-0001-01A | |
| Note on the high-voltage on-board electrical system | AH54.00-P-0010-01A | ||
| Note on high-voltage battery | AH54.10-P-0006-01MEV | ||
| Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | ||
| Evaluation of high-voltage components | AH54.00-P-6500-01SXH | ||
| Remove/install | |||
| 1 | Remove transmitter key and mains plug | ||
| 2 | Connect Star Diagnosis and disconnect HV system | ||
| AD00.00-P-2000-04MCC | |||
| 3 | Disconnect ground line of 12 V battery | AR54.10-P-0003MCC | |
| 4 | Remove cover (2) | ||
| 5 | Unscrew nuts (3), remove electrical lines (4, 5) from threaded pins and place to one side | ||
| 6 | Disconnect terminal clamp (6) of charge line (1) from 12 V battery | ||
| 7 | Separate cable tie (7) | ||
| 8 | Unclip cable tie holder (8) from battery holder | If the charge line (1) is to be reused, make sure that the cable tie holder (8) is not damaged during removal. The cable tie holder (8) must otherwise be replaced. |
|
| 9 | Open prefuse cover (9), unscrew self-locking nuts (10) and remove 12 V charge line prefuse (F90) | Only if the 12 V charge line prefuse (F90) is damaged. |
|
| 10 | Press rubber grommet (11) out of battery box and guide out charge line (1) | ||
| 11 | Remove interior flap above engine | AR88.40-P-1100-03MCC | |
| 12 | Remove cap (12) and unscrew charge line (1) from power electronics control unit (N129/1) | ||
| Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. | AS00.00-Z-0010-01A | |
| 13 | Raise vehicle with vehicle lift | ||
| 14 | Remove high-voltage battery | AR54.10-P-1140MEX | |
| 15 | Create access to charge line (1) on underfloor above high-voltage battery and along right front longitudinal member | If the charge line (1) is to be reused, make sure that the holders attached to the charge line (1) are not damaged during removal. Otherwise the corresponding holder must be replaced. |
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| 16 | Detach cable tie holders (13) from transmission bracket (18) underneath refrigerant compressor and guide out charge line (1) toward front | ||
| 17 | Loosen screws/bolts (14, 15) on integral carrier (16) until chafe protection (17) can be pulled out | *BA35.10-P-1001-01F | |
| 18 | Remove charge line (1) toward front over integral carrier (16) | ||
| 19 | Install in the reverse order |
REAR AXLE CARRIER
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA35.10-P-1001-01F | Screw/bolt, integral carrier to body | Nm | 125 |