AP47.20-A-0783B | Fuel prefilter with water separator - replacing filter element | 12.12.06 |
ENGINE 611.983 in MODEL 8AC690.611 /612 /613 /630 /631 /640 /641
with CODE (K46) Fuel prefilter with water separator
with CODE (ZL3) National version for Latin America
ENGINE 611.981 /987 in MODEL 8AC903.612 /661 /662 /663 /671 /672, 904.612 /613 /662 /663
with CODE (K46) Fuel prefilter with water separator
with CODE (ZL3) National version for Latin America
A47.20-0016-06
1 Filter head
2 Hand wheel (manual fuel pump)
3 Bleed screw
4 Connector (water level sensor)
5 Water separator
6 Filter element
7 Water drain valve
| Removing | ||
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. | |
Danger! | Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel | No fire, sparks, open flames or smoking. Wear protective clothing when handling fuel. | |
1 | Open front flap | ||
2 | Place a suitable receptacle under fuel prefilter | ||
3 | Remove bleed screw (3) | ||
4 | Open water drain valve (7) and drain water/fuel mixture | Dispose of the water/fuel mixture in accordance with the relevant environmental laws and regulations. | |
5 | Separate connector (4) | ||
6 | Remove filter element (6) with water separator (5) from filter head (1) | ||
7 | Remove water separator (5) from filter element (6) | ||
8 | Clean water separator (5), check for damage and replace if necessary | ||
| Install | ||
9 | Coat seal ring of new filter element (6) and new seal ring for water separator (5) with engine oil | ||
10 | Place filter element (6) on filter head (1) and tighten by hand | Do not use any tools when tightening. | |
11 | Place water separator (5) with new seal ring on filter element (6) and tighten by hand | Do not use any tools when tightening. | |
12 | Close water drain valve (7) | ||
Bleeding | |||
13 | Release hand wheel (2) of manual fuel pump | ||
14 | Using manual fuel pump, fill fuel prefilter until fuel is discharged bubble-free at ventilation bore | ||
15 | Tighten bleed screw (3) | ||
16 | Continue pumping by hand until increased resistance is felt | ||
17 | Secure hand wheel (2) of manual fuel pump | ||
| Checking | ||
18 | Start engine and allow to idle | ||
19 | Check fuel prefilter for leaks | ||
20 | Turn off engine | ||
21 | Close front flap |
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