D13.22-1112-11
Shown on vehicles with engine 642.992 and code (HH9) Regulated air conditioning, (Tempmatic)
1 Poly-V belt
2 Tensioning device
| Removing | ||
1 | Remove glow output stage and lay with attached electrical lines outside the working area | With engine 642.993 | |
2 | Remove poly-V belt for 2nd refrigerant compressor on air conditioning system | Only for code (H08) Heavy duty air conditioning | |
3 | Loosen poly-V belt (1) | When carrying out further operations on engine or timing case cover, relieve tensioning device (2). | |
| Pin for locking poly-V belt tensioning device | ||
4 | Remove poly-V belt (1) | ||
| Checking | ||
5 | Check poly-V belt (1) for wear and damage | If necessary replace poly-V belt (1) | |
6 | Check clamping device (2) with belt pulley for damage | Replace tensioning device (2) if necessary. See: | |
Remove/install poly-V belt tensioning device | |||
7 | Check belt pulley and rollers for damage | Replace belt pulley and rollers for damage. See: | |
Remove/install alternator belt pulley | |||
Remove/install coolant pump | |||
Remove/install power steering pump | |||
For code (HH9) Regulated air conditioning, (Tempmatic) | |||
Remove/install refrigerant compressor | |||
| Install | ||
8 | Install poly-V belt (1) as per routing diagram | ||
9 | Tension poly-V belt (1) | ||
| Pin for locking poly-V belt tensioning device | ||
10 | Install poly-V belt on 2nd refrigerant compressor | Only for code (H08) Heavy duty air conditioning | |
Danger! | 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 | Secure vehicle to prevent it from moving by itself. | |
11 | Perform an engine test run and check poly-V belts (1) for correct movement |
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