Remove/install transmission with torque converter - AR27.10-P-0500LHX
TRANSMISSION 722.96/97 in MODEL 217, 222
Shown on model 222 with engine 278
Fig 1: Transmission With Torque Converter Remove/Install Components - Shown On Model 222 With Engine 278
| Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | ||
| Notes on self-locking nuts and bolts | AH00.00-N-0001-01A | ||
| Notes on automatic transmission | AH27.19-P-0001-01NKB | ||
| Remove/install | |||
| 1 | Move selector lever to position N | ||
| 2 | Release parking brake | ||
| 3 | Secure vehicle on vehicle lift | AR00.60-P-0100CW | |
| 4 | Disconnect ground line from battery | AR54.10-P-0003LF | |
| 5 | Remove lower engine compartment panels and bracket (2) | AR61.20-P-1105LF | |
| 6 | Release and disconnect electrical connector from intelligent servo module for DIRECT SELECT (A80), and create access to electrical line | Transmission 722.96/97 in model 222 with code Z07 (Top protection) |
AR27.19-P-0550LFS |
| Transmission 722.96/97 in model 217 Transmission 722.96/97 in model 222 except code Z07 (Top protection) |
AR27.19-P-0550LF | ||
| 7 | Remove front axle gear propeller shaft | AR41.10-P-0070LFX | |
| 8 | Remove left and right brackets (3) | Transmission 722.96 in model 217, 222 with engine 276.8 Transmission 722.96 in model 217, 222 with engine 278 Transmission 722.97 in model 217, 222 with engine 157 |
AR49.10-P-7100LF |
| 9 | Unclip and detach electrical connections for oxygen sensors from bracket at top of transmission (1) then expose lines | Transmission 722.96 in model 217, 222 with engine 278 Transmission 722.97 in model 217, 222 with engine 157 |
AR07.52-P-5303LFB |
| Transmission 722.96 in model 217, 222 with engine 276.8 |
AR07.52-P-5303LFA | ||
| 10 | Detach ground line (4) from transmission (1) | ||
| 11 | Remove heat shield (5), disconnect electrical connector from electric controller unit and unclip electrical line from transmission (1) | AR27.40-P-0700-01LF | |
| 12 | Release and disconnect electrical connector from electric auxiliary oil pump (M42), and detach electrical line from transmission (1) | ||
| 13.1 | Detach brackets (6, 7) at the left and top of the transmission (1) | Transmission 722.96 in model 217, 222 with engine 276.8 Transmission 722.96 in model 217, 222 with engine 278 Transmission 722.97 in model 217, 222 with engine 157 |
*BA27.40-P-1024-01A |
| 13.2 | Detach bracket (7) at top from transmission (1) | Transmission 722.96 in model 222 with engine 642 |
*BA27.40-P-1024-01A |
| 14 | Detach bracket (8) on left of oil pan | Transmission 722.96 in model 217, 222 with engine 278 |
*BA15.30-P-1004-01J |
| 15 | Detach left and right oil line (9) from transmission (1) and oil pan as well as from their clamps | ||
| 16 | Detach torque converter (10) from driver spider and pry off driver spider uniformly using long wedge | Do not use an impact wrench or compressed air tools to remove and screw in the bolts. The threaded unions in the driver spider will otherwise be damaged. |
AR27.20-P-0100-01A |
| *BA27.20-P-1002-01C | |||
| Figure | |||
| Figure | |||
| 17 | Remove front flexible coupling | AR41.10-P-0050LF | |
| 18 | Support and secure the transmission (1) with assembly holder and mounting plate | ||
| 000 588 10 62 00 Support plate | WS26.00-P-3309B | ||
| 000 588 11 62 00 Major assembly mount | WS01.00-P-0092B | ||
| 19 | Remove rear engine cross member | Transmission 722.96 in model 217, 222 with engine 276.8 Transmission 722.96 in model 217, 222 with engine 278 Transmission 722.96 in model 222 with engine 642 Transmission 722.97 in model 217, 222 with engine 157 Never use impact wrench or compressed air tools for screwing in or unscrewing the bolts! Otherwise the threads can get damaged. |
AR22.10-P-1180LF |
| 20 | Detach starter from transmission (1) | Transmission 722.96 in model 222 with engine 642 | AR15.30-P-7100LFD |
| Transmission 722.96 in model 217, 222 with engine 278 Transmission 722.97 in model 217, 222 with engine 157 |
AR15.30-P-7100LF | ||
| Transmission 722.96 in model 217, 222 with engine 276.8 Secure starter against falling. Otherwise damage will occur. |
AR15.30-P-7100LFA | ||
| 21 | Lower transmission (1) carefully | Do not crush any components or place under tension. The engine must not lie against the front axle carrier or the bulkhead. Otherwise damage will occur. |
|
| 22 | Support engine on oil pan | The engine must not be allowed to tilt. Otherwise damage will occur. |
|
| 23 | Unscrew bolts (1a) and remove transmission (1) from below | Secure the torque converter (10) to prevent it from falling down. Otherwise damage will occur. |
*BA27.40-P-1008-01A |
| 24 | Remove torque converter (10) | If necessary. |
|
| Installed height of torque converter | *BE27.20-P-1001-01E | ||
| Multi-purpose paste | *BR00.45-Z-1009-06A | ||
| Figure | |||
| Figure | |||
| 25 | Remove corrosion from crankshaft | AR03.20-P-1000-01A | |
| Assembly cleaner | *BR00.45-Z-1028-04A | ||
| Multi-purpose paste | *BR00.45-Z-1009-06A | ||
| 26 | Check threaded unions in driver spider | If threaded unions are damaged or loosened: ↓ Install a new driver spider. |
|
| Transmission 722.96 in model 222 with engine 642 | AR03.30-P-8001SXI | ||
| Transmission 722.96 in model 217, 222 with engine 278 Transmission 722.97 in model 217, 222 with engine 157 |
AR03.30-P-8001LFB | ||
| Transmission 722.96 in model 217, 222 with engine 276.8 | AR03.30-P-8001LFA | ||
| 27 | Install in the reverse order | ||
| Check | |||
| 28 | Check oil level in transmission (1) and correct | AR27.00-P-0270SYZ | |
| 29 | Read out fault memory using the diagnostic system and clear if necessary | ||
| AD00.00-P-2000-04B | |||
| 30 | Perform transmission adaptation using diagnostic system | After replacement or repair of transmission (1). | |
| 31 | Reset data on service life of torque converter lockup clutch using diagnostic system | After replacement of torque converter (10). | |
| Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| 32 | Test run engine and check transmission (1) for leaktightness and proper operation |
TEST VALUES FOR TORQUE CONVERTER
| Number | Designation | Transmission 722.9 | |||
|---|---|---|---|---|---|
| BE27.20-P-1001-01E | Installed height of torque converter | Distance, bolt flange to transmission housing flange | Helical screwed connection | mm | 9, 5 |
| See picture | AR27.20-P-0500-01W | ||||
| Axial screwed connection | mm | 19, 5 | |||
STARTER
| Number | Designation | Engine 278 | |
|---|---|---|---|
| BA15.30-P-1004-01J | Bolt, starter wiring harness to oil pan | Nm | 11 |
TORQUE CONVERTER
| Number | Designation | Transmission 722.9 | |||
|---|---|---|---|---|---|
| BA27.20-P-1002-01C | Bolt, torque converter to driver spider | Straight threaded connection | M8 | Nm | 42 |
| Angled threaded connection | Stage 1 | Nm | 4 | ||
| Stage 2 | Nm | 30 | |||
| Stage 3 | ∠° | 90 | |||
HOUSING
| Number | Designation | Transmission 722.9 | ||
|---|---|---|---|---|
| BA27.40-P-1008-01A | Bolt, automatic transmission to engine | M10x40 | Nm | 38 |
| M10x45 | Nm | 38 | ||
| M10x90 | Nm | 38 | ||
| M12 | Nm | - | ||
HOUSING
| Number | Designation | Transmission 722.9 | |
|---|---|---|---|
| BA27.40-P-1024-01A | Bracket, wiring harness to automatic transmission | Nm | 10 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1009-06A | Multi-purpose paste | A 000 989 80 51 10 |
| BR00.45-Z-1028-04A | Assembly cleaner | Adolf Wurth GmbH & Co. KG |