Remove/install rear-wheel drive module - AR01.00-P-3060MEX
ENGINE 780.993 in MODEL 451.390/392/490/492
MODIFICATION NOTES
| 28.9.15 | Screw, high voltage plug to high voltage battery | Model 451.390/392/490/492 except Code 908 (Wheel loader 22kW) | BA54.10-P-1006-01H |
| 28.9.15 | Screw, high voltage plug to high voltage battery | Model 451.390/392/490/492 with Code 908 (Wheel loader 22kW) | BA54.10-P-1006-01H |
| 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 | |
| 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 | |
| Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. Wear protective gloves, protective clothing and safety glasses. |
AS20.00-Z-0001-01A | |
| Note on high-voltage on-board electrical system | AH54.00-P-0010-01A | ||
| Notes on coolant | AH20.00-N-2080-01A | ||
| 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 | ||
| Remove/install | |||
| 1 | Connect Star Diagnosis and enable high voltage on-board electrical system | AD00.00-P-2000-04MCC | |
| 2 | Remove right luggage compartment lining (1) | AR68.30-P-4800MEV | |
| 3 | Remove interior flap above engine | AR88.40-P-1100-03MCC | |
| 4 | Release and disconnect electrical connections (3, 4 and 5) | ||
| 5 | Unlock and disconnect electrical connection of interior engine (X26) | ||
| 6 | Push out cable boot (6) in the direction engine compartment | ||
| 7 | Pull through wiring harness in the direction engine compartment | ||
| 8 | Remove refrigerant lines on A/C compressor in engine compartment and place to one side | AR83.30-P-7810MEX | |
| 9 | Remove lines for charger feed socket in engine compartment and place to one side | AR54.10-P-5109MEX | |
| 10 | Remove high-voltage distributor electrical line at PTC HB in engine compartment and place to one side | AR54.10-P-1402MEV | |
| 11 | Remove electric motor charging cable to 12 Volt battery in engine compartment and place to one side | AR54.10-P-5107MEX | |
| 12 | Remove wire for selector lever lock in engine compartment and place to one side | AR26.60-P-1000MEX | |
| 13 | Remove fender liner in fender | AR88.10-P-1400MCC | |
| 14 | Disconnect brake booster vacuum line from vacuum pump | AR43.10-P-0355MEX | |
| 15 | Raise vehicle with vehicle lift | ||
| 16 | Remove underfloor paneling | ||
| 17 | Secure vehicle on vehicle lift | AR00.60-P-0100MCC | |
| 18 | Lower vehicle with vehicle lift | ||
| 19 | Unhook CBS rear end (7) at the catch hook (8) | ||
| 20 | Unscrew nut (9) from engine-body ground connection (W11/5) and remove ground lines (10) | ||
| 21 | Raise vehicle with vehicle lift | ||
| 22 | Remove screw/bolt (11) and disconnect high voltage connector (12) from the high-voltage battery (G5) | *BA54.10-P-1006-01H | |
| 23 | Pull protective cover over the connector for the high voltage connector (12) on the high-voltage battery (G5) | Protect the connection for the high voltage connector (12) on the high-voltage battery (G5) against dirt and moisture. Otherwise, consequential damage may occur on the high voltage on-board electrical system. |
|
| 24 | Pull protective cover over high-voltage connector (12) | Otherwise, consequential damage may occur on the on-board high voltage electrical system. |
Fig 7 |
| 25 | Disconnect quick-connect coupling (13) and remove vent line (14) from the high-voltage battery (G5) | ||
| 26 | Pull protective cover over the connection for the vent line (14) on the high-voltage battery (G5) | Otherwise, consequential damage may occur on the high voltage on-board electrical system. |
|
| 27 | Pull protective cover over the quick-connect coupling (13) on the vent line (14) | Otherwise, consequential damage may occur on the high voltage on-board electrical system. |
Fig 7 |
| 28 | Remove rear axle rpm sensor | AR42.30-P-0714MCC | |
| 29 | Remove brake hoses on rear axle | AR42.10-P-0023MCC | |
| 30 | Clamp off coolant hoses (16, 17) on the temperature sensor housing (19) with clamps | Clamp | Fig 6 |
| 31 | Release clamp (18) with hose clamp pliers and push to the rear on the coolant hose (16) | Hose clamp pliers | Fig 10 |
| 32 | Detach coolant hose (16) from the temperature sensor housing (19) | ||
| 33 | Clamp off coolant hose (15) on clean air distributor (21) with clamp | Fig 6 | |
| 34 | Release clamp (20) with hose clamp pliers and push to the rear on the coolant hose (15) | Fig 10 | |
| 35 | Detach coolant hose (15) from clean air distributor (21) | ||
| 36 | Position major assembly lifting platform (24) and up to the end stop on the rear ends of the axle tube | ||
| 000 588 03 62 00 Lifting platform | WS01.00-P-0091A | ||
| 37 | Attach a suitable base (25) in the front area of the axle tube | ||
| 38 | Remove screw/bolts (22, 23) | *BA35.10-P-1001-01F | |
| 39 | Lower rear drive module carefully | AR42.20-P-0570MEX | |
| 000 588 03 62 00 Lifting platform | Damage can occur otherwise to lines, hoses and to components remaining in the vehicle. |
WS01.00-P-0091A | |
| 40 | Install in the reverse order | ||
| 41 | Bleed cooling system with Star Diagnosis | ||
| AD00.00-P-2000-04MCC AR20.00-P-1142-06MEX |
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| Fig 8 | |||
| Fig 9 | |||
| 42 | Check cooling system for leaktightness | AR20.00-P-1010MCC | |
| 43 | Check function of the parking brake | ||
| 44 | Perform wheel alignment check | Engine 780.993 in model | AR40.20-P-0200MCC |
| 451.390/392/490/492 without recording the vehicle level Engine 780.993 in model 451.390/392/490/492 with recording the vehicle level |
AR40.20-P-0200MCE |
REAR AXLE CARRIER
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA35.10-P-1001-01F | Screw/bolt, integral carrier to body | Nm | 125 |
BATTERY
| Number | Designation | Model 451.390/392/490/492 except code 908 (Wheel loader 22kW) | Model 451.390/392/490/49 2 with code 908 (Wheel loader 22kW) | |
|---|---|---|---|---|
| BA54.10-P-1006-01H | Screw/bolt, high-voltage connector to high-voltage battery | Nm | 5, 5 | 5, 5 |