Remove/Install Exhaust Gas Recirculation Valve - AR14.20-P-7662GQ
ENGINES 651 in MODEL 166, 172
| Remove/install | |||
| Risk of injury to skin and eyes caused by handling hot or glowing objects. | Wear safety gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| Risk of injury
to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning caused by 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 | |
| Notes on coolant | AH20.00-N-2080-01A | ||
| 1 | Remove section of partition wall on the left | ||
| 2 | Remove vacuum reservoir | AR07.09-P-0001CD | |
| 3 | Clamp off coolant hoses (1) on exhaust gas recirculation cooler (4) with a clamping device | Fig 1 | |
| 4 | Detach coolant hoses (1) on exhaust gas recirculation cooler (4) | ||
| 5 | Remove screw/bolts (2) on exhaust gas recirculation cooler (4) | *BA14.20-P-1006-01K | |
| *BA14.20-P-1016-01K | |||
| 6 | Remove screw/bolts (10) and take off exhaust gas recirculation pipe (11) | *BA14.20-P-1008-01K | |
| *BA14.20-P-1009-01K | |||
| 7 | Remove screw/bolts (3) | ||
| 8 | Unscrew screw/bolts (5) and place boost pressure control flap pressure transducer (Y93) with the lines attached to one side | *BA14.20-P-1014-01K | |
| 9 | Unfasten screw/bolts (6) and remove bracket (7) | *BA14.20-P-1015-01K | |
| 10 | Disconnect electrical connector (8) on exhaust gas recirculation actuator (Y27/9) | ||
| 11 | Disconnect electrical connector (14) from exhaust back pressure sensor (B60) | ||
| 12 | Detach vacuum hose (9) | ||
| 13 | Remove screw/bolts (15, 16) and bracket (17) | *BA14.20-P-1012-01K | |
| *BA14.20-P-1014-01K | |||
| 14 | Remove screw/bolts (12) | *BA14.20-P-1011-01K | |
| 15 | Remove EGR line (13) with exhaust gas recirculation cooler (4) and exhaust gas recirculation valve | ||
| 16 | Install in the reverse order | ||
| Checking | |||
| 17 | Inspect cooling system for leaks | Model 166.0 | AR20.00-P-1010GQ |
| Model 172 | AR20.00-P-1010CW | ||
| 18 | Risk of accident
caused by vehicle starting off by itself when engine is running. Risk of injury
caused by contusions and burns during starting procedure or when working near the engine as it is running Carry out an engine test run and check exhaust recycle plant for leaktightness |
Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. |
AS00.00-Z-0005-01A |
EXHAUST GAS RECIRCULATION
| Number | Designation | Engine 651 | |
|---|---|---|---|
| BA14.20-P-1006-01K | Screw/bolt, support brace for vacuum reservoir and exhaust heat exchanger to Y-support brace | Nm | 9 |
| BA14.20-P-1008-01K | Screw/bolt, exhaust gas recirculation pipe to charge air manifold | Nm | 9 |
| BA14.20-P-1009-01K | Screw/bolt, exhaust gas recirculation pipe to valve housing | Nm | 9 |
| BA14.20-P-1011-01K | Screw/bolt, exhaust gas recirculation line to chain case cover | Nm | 9 |
| BA14.20-P-1012-01K | Screw/bolt, exhaust gas recirculation line support to cylinder head | Nm | 9 |
| BA14.20-P-1014-01K | Screw/bolt, exhaust gas recirculation valve bracket to exhaust gas recirculation valve | Nm | 9 |
| BA14.20-P-1015-01K | Screw/bolt, exhaust gas recirculation valve bracket to cylinder crankcase | Nm | 9 |
| BA14.20-P-1016-01K | Screw/bolt, exhaust heat exchanger support to exhaust heat exchanger | Nm | 9 |