Remove/install cylinder head - AR01.30-P-5800M
ENGINES 275 in MODELS 215, 216, 220, 221, 230
MODIFICATION NOTES
| 22.11.05 | Remove engine 275.951/981 with front axle carrier added | Step 1.2 |
| Remove/install | |||
| 1.1 | Remove engine | Model 215, 220 except 220 with code (979) Special protection version, code (Z04) Light armoring or code (Z07) Highest protection Model 220 with special protection version, code (979), Light armoring code (Z04) or highest protection code (Z07) |
AR01.10-P-2400MC |
| 1.2 | Remove engine with front axle carrier | Model 230 without code (P99) Special model "AMG Black Series" | AR01.10-P-2500RC |
| Model 230 with code (P99) Special model "AMG Black Series" | AR01.10-P-2500RBS | ||
| Model 216, 221 | AR01.10-P-2500SZ | ||
| 2 | Mount engine onto assembly stand | Model 215, 220 | |
| 3 | Remove right air filter housing | Model 215, 216, 220, 221, 230 without code (P99) Special Model "AMG Black Series" | AR09.10-P-1150LA |
| 4 | Remove charge air cooler | AR09.41-P-6817HH | |
| 5 | Remove engine charge air channel upstream of charge air cooler | AR09.41-P-8623H | |
| 6 | Remove coolant thermostat housing | AR20.10-P-2710M | |
| 7 | Remove ignition coil module | AR15.12-P-1100LA | |
| 8 | Remove cylinder head covers | AR01.20-P-5014H | |
| 9 | Remove left front cover at cylinder head | AR01.30-P-5700ML | |
| 10 | Remove right front cover at cylinder head | AR01.30-P-5700MR | |
| 11 | Remove charge air manifold | AR09.41-P-1310HH | |
| 12 | Position piston of cylinder a 1 to 30° crank angle after ignition TDC | ||
| 13 | Remove chain tensioner | Model 215, 220 | AR05.10-P-7800M |
| Model 216, 221 | AR05.10-P-7800SZ | ||
| Model 230 | AR05.10-P-7800R | ||
| 14 | Remove circlip (4) on camshaft sprocket for left cylinder bank (5) and remove centrifuge (6) | ||
| 15 | Remove camshaft sprocket for left cylinder bank (5) and camshaft sprocket for right cylinder bank (8) | ||
| *BA05.20-P-1001-02I | |||
| *104589010100 | |||
| *285589004000 | |||
| *137589014000 | |||
| 16 | Remove turbocharger (13) support (12) | *BA09.40-P-1009-01H | |
| *BA09.40-P-1010-01H | |||
| 17 | Remove coolant feed line (14) from crankcase to turbocharger (13) | *BA09.40-P-1005-01H | |
| *BA09.40-P-1007-01H | |||
| 18 | Remove oil return flow line (15) at turbocharger (13) | *BA09.40-P-1004-01H | |
| *BA09.40-P-1006-01H | |||
| 19 | Detach pneumatic line (26) | ||
| 20 | Remove oil lines (27) from cylinder heads (10, 11) | *BA09.40-P-1015-01H | |
| 21 | Remove coolant lines (25) from cylinder heads (10, 11) | *BA09.40-P-1001-01H | |
| 22 | Remove bolts (22) on power steering pump bracket from left cylinder head (10) | *BA01.30-P-1008-01G | |
| 23 |
Remove slide rail bolts (16) and slide rail (17) from right cylinder head (11) | ||
| |
*116589013400 | ||
| *116589203300 | |||
| 24 | Remove bolts (18) on left cylinder head (10) | *BA01.40-P-1002-01C | |
| 25 | Remove bolts (19) on right cylinder head (11) | *BA01.40-P-1002-01C | |
| 26 | Loosen and unscrew cylinder head bolts (20, 21) in stages | AR01.30-P-5800-09M | |
| *BA01.30-P-1004-01G | |||
| *000589031000 | |||
| *000589041000 | |||
| 27 | Take off cylinder heads (10, 11) | Tightening procedure |
AR01.30-P-5800-07M |
| 28 | Inspect cylinder head bolts (20, 21) | AR01.30-P-5800-03M | |
| Clean | |||
| 29 | Clean threaded holes as well as sealing surfaces on cylinder heads (10, 11) and cylinder crankcase | AR01.00-P-0050-01A | |
| Loctite 7200 | *BR00.45-Z-1038-04A | ||
| Loctite 7063 cleaning spray (150 ml) | *BR00.45-Z-1046-04A | ||
| Checking | |||
| 30 | Check sealing surfaces for cracks, shrink holes and flatness | ||
| *112589002500 | |||
| Loctite 5970 sealant | *BR00.45-Z-1013-01A | ||
| 31 | Install in the reverse order |
CYLINDER HEAD
| Number | Designation | Engine 275 | ||
|---|---|---|---|---|
| BA01.30-P-1004-01G | Internal Torx bolt, cylinder head to crankcase | Stage 1 | Nm | 40 |
| Stage 2 | °∠ | 90 | ||
| Stage 3 | °∠ | 90 | ||
| BA01.30-P-1008-01G | Bolt, power steering pump bracket to cylinder head | Nm | 20 |
CRANKCASE, TIMING CASE COVER, END COVER
| Number | Designation | Engine 275, 285 | |
|---|---|---|---|
| BA01.40-P-1002-01C | Bolt, cylinder head to timing case cover | Nm | 8 |
CAMSHAFT
| Number | Designation | Engine 275, 285 | |||
|---|---|---|---|---|---|
| BA05.20-P-1001-02I | Camshaft sprocket bolt | M8x16 | Stage 1 | Nm | 20 |
| Stage 2 | ∠° | 90 |
TURBOCHARGER
| Number | Designation | Engine 275 | |
|---|---|---|---|
| BA09.40-P-1001-01H | Coolant line to cylinder head | Nm | 9 |
| BA09.40-P-1004-01H | Bolt, oil return flow line to turbocharger | Nm | 8 |
| BA09.40-P-1005-01H | Bolt connecting coolant feed line to turbocharger | Nm | 8 |
| BA09.40-P-1006-01H | Bolt, oil return flow line to crankcase | Nm | 8 |
| BA09.40-P-1007-01H | Banjo bolt, coolant feed line to crankcase | Nm | 25 |
| BA09.40-P-1009-01H | Bolt, support to turbocharger | Nm | 30 |
| BA09.40-P-1010-01H | Bolt, turbocharger support to crankcase | Nm | 20 |
| BA09.40-P-1015-01H | Bolt, oil feed line to cylinder head | Nm | 8 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1013-01A | Loctite 5970 sealant | A 003 989 98 20 |
| BR00.45-Z-1038-04A | Loctite 7200 | |
| BR00.45-Z-1046-04A | Loctite 7063 cleaning spray (150 ml) | A 001 986 71 71 10 |