AR13.22-S-1202S | Remove/install poly-V belt | 16.7.09 |
ENGINES 112, 646 in MODEL 639
ENGINES 646 in MODEL 636
S13.22-4502-06
Shown on ENGINE 646
1 Poly-V-belt
S13.22-4503-06
Shown on engine 112
1 Poly-V-belt
Modification notes
| Removing | ||
Danger! | Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension | Use only approved tensioning devices; shield off hazard area if necessary. | |
Danger! | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer. | |
1 | Remove air filter housing | ||
2 | Lay coolant hose to the side. | Only with engine 112 | |
Unclip coolant hose of radiator to thermostat housing from bracket and clamp behind oil filter housing. | |||
3 | Lift/jack up vehicle | ||
| Special instructions for lifting and supporting vehicle | ||
4 | Detach front lower engine compartment paneling | Only model 636, Model 639.7/8 as of vehicle identification number (VIN) 055347 | |
5 | Loosen poly-V-belt (1) | Detension poly-V belt (1) from below for engine 646. | |
Engine 646 | |||
Engine 112 | |||
| Pin for locking poly-V belt tensioning device | ||
6 | Remove poly-V-belt (1) | When carrying out further operations on the engine or timing case cover, relieve pressure on tensioning device. Inspect belt pulley sections and tensioning device for damage and dirt, replace if necessary. | |
| Check poly-V belt for wear and damage | ||
| Install | ||
7 | Fit on poly V-belt (1) | Do not use belt wax or any similar products. Fit on poly-V belt (1), beginning at the tensioner pulley. | |
8 | Tension poly-V belt (1) | Tension poly-V belt (1) from below for engine 646. | |
Engine 646 | |||
Engine 112 | |||
| Pin for locking poly-V belt tensioning device | ||
9 | Install front lower engine compartment | Only model 636, Model 639.7/8 as from VIN 055347 | |
10 | Clip coolant hose into the bracket | Only with engine 112 | |
11 | Install air filter housing |
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