S20.40-4528-78
1 | Fan unit | 3 | Air duct | |
2 | Air duct segment | 4 | Upper engine cover |
S20.40-A011-79
1 | Fan unit | 6 | Electrical connector | |
5 | Electrical wiring harness | 7 | Screw |
Warning | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
Warning | Risk of injury due to fan starting unexpectedly | Do not reach into the rotation or hazard area of the fan. Wear closed and close-fitting work clothes. | |
Caution | Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. | |
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
| Remove/install | ||
1 | Switch off ignition and store transmitter key outside of transmission range (min. 2 m). | ||
2 | Remove air duct segment (2) together with air ducts (3). | Installation: Check expansion rivets for damage. | |
WIS Service Media | |||
If damage is present: | |||
| |||
replace damaged expansion rivets. | |||
3 | Remove upper engine cover (4). | ||
4 | Remove electrical wiring harness (5) from the fan unit (1). | WIS Service Media | |
Installation: Check retaining clamps of the electrical wiring harness (5) for damage. | |||
If damage is present: | |||
| |||
replace retaining clamp. | |||
5 | Disconnect electrical connection (6). | ||
6 | Remove screw (7). | Screw, line fastener to cooler holder | |
7 | Release fan unit (1) and remove cooler mounts upward. | | |
8 | Insert cooler guard plate. | If further activities are performed. | |
| |||
9 | Install in the reverse order. | ||
| Check | ||
Warning | 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. | |
10 | Perform engine test run and check fan unit (1) for proper operation. |
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